[JENKINS] Lucene-Solr-8.x-Linux (64bit/jdk1.8.0_201) - Build # 7382 - Still Unstable!

[Policeman Jenkins Server <je...@thetaphi.de>]

Build: https://jenkins.thetaphi.de/job/Lucene-Solr-8.x-Linux/7382/
Java: 64bit/jdk1.8.0_201 -XX:-UseCompressedOops -XX:+UseG1GC

3 tests failed.
FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicDistributedZk2Test

Error Message:
74 threads leaked from SUITE scope at org.apache.solr.cloud.BasicDistributedZk2Test:     1) Thread[id=8874, name=qtp703921450-8874-acceptor-0@10f86c77-ServerConnector@2dcb7ccc{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:32831}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=9032, name=SolrRrdBackendFactory-4277-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    3) Thread[id=8867, name=qtp703921450-8867, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    4) Thread[id=8925, name=Session-HouseKeeper-293eaf48-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    5) Thread[id=8883, name=qtp963118189-8883, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    6) Thread[id=9029, name=qtp963118189-9029, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)    7) Thread[id=9069, name=qtp703921450-9069, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)    8) Thread[id=8866, name=qtp703921450-8866, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    9) Thread[id=8918, name=qtp1889495762-8918, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   10) Thread[id=8920, name=qtp1889495762-8920, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   11) Thread[id=8868, name=qtp703921450-8868, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   12) Thread[id=9030, name=Connector-Scheduler-3d579798-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   13) Thread[id=8952, name=Thread-2402, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   14) Thread[id=8968, name=MetricsHistoryHandler-4278-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   15) Thread[id=8989, name=Thread-2405, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   16) Thread[id=8901, name=qtp908038477-8901, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   17) Thread[id=9031, name=SolrRrdBackendFactory-4256-thread-2, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   18) Thread[id=8919, name=qtp1889495762-8919, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   19) Thread[id=9012, name=Connector-Scheduler-74a0e019-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   20) Thread[id=8881, name=qtp963118189-8881, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   21) Thread[id=8950, name=SolrRrdBackendFactory-4256-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   22) Thread[id=8872, name=qtp703921450-8872, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   23) Thread[id=8922, name=qtp1889495762-8922, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   24) Thread[id=8988, name=MetricsHistoryHandler-4298-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   25) Thread[id=8923, name=qtp1889495762-8923, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   26) Thread[id=8917, name=qtp1889495762-8917, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   27) Thread[id=8887, name=qtp963118189-8887, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   28) Thread[id=9027, name=qtp908038477-9027, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   29) Thread[id=8870, name=qtp703921450-8870, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   30) Thread[id=8885, name=qtp963118189-8885, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   31) Thread[id=8902, name=qtp908038477-8902, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   32) Thread[id=8895, name=qtp908038477-8895, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   33) Thread[id=9028, name=Connector-Scheduler-32201356-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   34) Thread[id=8871, name=qtp703921450-8871, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   35) Thread[id=8951, name=MetricsHistoryHandler-4257-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   36) Thread[id=8865, name=qtp703921450-8865, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   37) Thread[id=8924, name=qtp1889495762-8924, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   38) Thread[id=8869, name=qtp703921450-8869, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   39) Thread[id=8978, name=MetricsHistoryHandler-4288-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   40) Thread[id=8889, name=qtp963118189-8889-acceptor-0@616ce139-ServerConnector@3d579798{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:41765}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   41) Thread[id=9033, name=SolrRrdBackendFactory-4287-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   42) Thread[id=8882, name=qtp963118189-8882, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   43) Thread[id=9126, name=qtp1889495762-9126, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   44) Thread[id=8999, name=qtp703921450-8999, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   45) Thread[id=9068, name=qtp1889495762-9068, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   46) Thread[id=8873, name=Session-HouseKeeper-1276d666-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   47) Thread[id=8900, name=qtp908038477-8900, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   48) Thread[id=8904, name=qtp908038477-8904-acceptor-0@54c1d810-ServerConnector@32201356{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:33093}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   49) Thread[id=8969, name=Thread-2403, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   50) Thread[id=8977, name=SolrRrdBackendFactory-4287-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   51) Thread[id=8890, name=qtp963118189-8890-acceptor-1@59b9c9df-ServerConnector@3d579798{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:41765}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   52) Thread[id=8899, name=qtp908038477-8899, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   53) Thread[id=8926, name=qtp1889495762-8926-acceptor-0@3b1cd83-ServerConnector@74a0e019{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:34739}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   54) Thread[id=8897, name=qtp908038477-8897, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   55) Thread[id=8921, name=qtp1889495762-8921, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   56) Thread[id=8905, name=qtp908038477-8905-acceptor-1@50535bf0-ServerConnector@32201356{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:33093}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   57) Thread[id=8997, name=qtp703921450-8997, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   58) Thread[id=8927, name=qtp1889495762-8927-acceptor-1@2fa1b023-ServerConnector@74a0e019{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:34739}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   59) Thread[id=8888, name=Session-HouseKeeper-6dac1de1-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   60) Thread[id=8998, name=qtp703921450-8998, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   61) Thread[id=8967, name=SolrRrdBackendFactory-4277-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   62) Thread[id=9001, name=Connector-Scheduler-2dcb7ccc-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   63) Thread[id=8979, name=Thread-2404, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   64) Thread[id=8903, name=Session-HouseKeeper-337d1ae6-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   65) Thread[id=8896, name=qtp908038477-8896, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   66) Thread[id=8880, name=qtp963118189-8880, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   67) Thread[id=8875, name=qtp703921450-8875-acceptor-1@61997732-ServerConnector@2dcb7ccc{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:32831}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   68) Thread[id=9034, name=SolrRrdBackendFactory-4297-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   69) Thread[id=9000, name=qtp703921450-9000, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   70) Thread[id=8884, name=qtp963118189-8884, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   71) Thread[id=8987, name=SolrRrdBackendFactory-4297-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   72) Thread[id=8898, name=qtp908038477-8898, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   73) Thread[id=9109, name=qtp703921450-9109, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   74) Thread[id=8886, name=qtp963118189-8886, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 74 threads leaked from SUITE scope at org.apache.solr.cloud.BasicDistributedZk2Test: 
   1) Thread[id=8874, name=qtp703921450-8874-acceptor-0@10f86c77-ServerConnector@2dcb7ccc{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:32831}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   2) Thread[id=9032, name=SolrRrdBackendFactory-4277-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   3) Thread[id=8867, name=qtp703921450-8867, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   4) Thread[id=8925, name=Session-HouseKeeper-293eaf48-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   5) Thread[id=8883, name=qtp963118189-8883, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   6) Thread[id=9029, name=qtp963118189-9029, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
   7) Thread[id=9069, name=qtp703921450-9069, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
   8) Thread[id=8866, name=qtp703921450-8866, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   9) Thread[id=8918, name=qtp1889495762-8918, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  10) Thread[id=8920, name=qtp1889495762-8920, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  11) Thread[id=8868, name=qtp703921450-8868, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  12) Thread[id=9030, name=Connector-Scheduler-3d579798-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  13) Thread[id=8952, name=Thread-2402, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  14) Thread[id=8968, name=MetricsHistoryHandler-4278-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  15) Thread[id=8989, name=Thread-2405, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  16) Thread[id=8901, name=qtp908038477-8901, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  17) Thread[id=9031, name=SolrRrdBackendFactory-4256-thread-2, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  18) Thread[id=8919, name=qtp1889495762-8919, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  19) Thread[id=9012, name=Connector-Scheduler-74a0e019-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  20) Thread[id=8881, name=qtp963118189-8881, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  21) Thread[id=8950, name=SolrRrdBackendFactory-4256-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  22) Thread[id=8872, name=qtp703921450-8872, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  23) Thread[id=8922, name=qtp1889495762-8922, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  24) Thread[id=8988, name=MetricsHistoryHandler-4298-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  25) Thread[id=8923, name=qtp1889495762-8923, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  26) Thread[id=8917, name=qtp1889495762-8917, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  27) Thread[id=8887, name=qtp963118189-8887, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  28) Thread[id=9027, name=qtp908038477-9027, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  29) Thread[id=8870, name=qtp703921450-8870, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  30) Thread[id=8885, name=qtp963118189-8885, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  31) Thread[id=8902, name=qtp908038477-8902, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  32) Thread[id=8895, name=qtp908038477-8895, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  33) Thread[id=9028, name=Connector-Scheduler-32201356-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  34) Thread[id=8871, name=qtp703921450-8871, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  35) Thread[id=8951, name=MetricsHistoryHandler-4257-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  36) Thread[id=8865, name=qtp703921450-8865, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  37) Thread[id=8924, name=qtp1889495762-8924, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  38) Thread[id=8869, name=qtp703921450-8869, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  39) Thread[id=8978, name=MetricsHistoryHandler-4288-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  40) Thread[id=8889, name=qtp963118189-8889-acceptor-0@616ce139-ServerConnector@3d579798{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:41765}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  41) Thread[id=9033, name=SolrRrdBackendFactory-4287-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  42) Thread[id=8882, name=qtp963118189-8882, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  43) Thread[id=9126, name=qtp1889495762-9126, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  44) Thread[id=8999, name=qtp703921450-8999, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  45) Thread[id=9068, name=qtp1889495762-9068, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  46) Thread[id=8873, name=Session-HouseKeeper-1276d666-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  47) Thread[id=8900, name=qtp908038477-8900, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  48) Thread[id=8904, name=qtp908038477-8904-acceptor-0@54c1d810-ServerConnector@32201356{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:33093}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  49) Thread[id=8969, name=Thread-2403, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  50) Thread[id=8977, name=SolrRrdBackendFactory-4287-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  51) Thread[id=8890, name=qtp963118189-8890-acceptor-1@59b9c9df-ServerConnector@3d579798{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:41765}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  52) Thread[id=8899, name=qtp908038477-8899, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  53) Thread[id=8926, name=qtp1889495762-8926-acceptor-0@3b1cd83-ServerConnector@74a0e019{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:34739}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  54) Thread[id=8897, name=qtp908038477-8897, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  55) Thread[id=8921, name=qtp1889495762-8921, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  56) Thread[id=8905, name=qtp908038477-8905-acceptor-1@50535bf0-ServerConnector@32201356{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:33093}, state=BLOCKED, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:233)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  57) Thread[id=8997, name=qtp703921450-8997, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  58) Thread[id=8927, name=qtp1889495762-8927-acceptor-1@2fa1b023-ServerConnector@74a0e019{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:34739}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  59) Thread[id=8888, name=Session-HouseKeeper-6dac1de1-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  60) Thread[id=8998, name=qtp703921450-8998, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  61) Thread[id=8967, name=SolrRrdBackendFactory-4277-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  62) Thread[id=9001, name=Connector-Scheduler-2dcb7ccc-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  63) Thread[id=8979, name=Thread-2404, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  64) Thread[id=8903, name=Session-HouseKeeper-337d1ae6-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  65) Thread[id=8896, name=qtp908038477-8896, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  66) Thread[id=8880, name=qtp963118189-8880, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  67) Thread[id=8875, name=qtp703921450-8875-acceptor-1@61997732-ServerConnector@2dcb7ccc{HTTP/1.1, (http/1.1, h2c)}{127.0.0.1:32831}, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:388)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:702)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  68) Thread[id=9034, name=SolrRrdBackendFactory-4297-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  69) Thread[id=9000, name=qtp703921450-9000, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  70) Thread[id=8884, name=qtp963118189-8884, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  71) Thread[id=8987, name=SolrRrdBackendFactory-4297-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  72) Thread[id=8898, name=qtp908038477-8898, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  73) Thread[id=9109, name=qtp703921450-9109, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  74) Thread[id=8886, name=qtp963118189-8886, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
	at __randomizedtesting.SeedInfo.seed([84DE438BB4004055]:0)


FAILED:  junit.framework.TestSuite.org.apache.solr.cloud.BasicDistributedZk2Test

Error Message:
There are still zombie threads that couldn't be terminated:    1) Thread[id=8874, name=qtp703921450-8874, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=9032, name=SolrRrdBackendFactory-4277-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    3) Thread[id=8867, name=qtp703921450-8867, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    4) Thread[id=8925, name=Session-HouseKeeper-293eaf48-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    5) Thread[id=8883, name=qtp963118189-8883, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    6) Thread[id=9029, name=qtp963118189-9029, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)    7) Thread[id=9069, name=qtp703921450-9069, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)    8) Thread[id=8866, name=qtp703921450-8866, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)    9) Thread[id=8918, name=qtp1889495762-8918, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   10) Thread[id=8920, name=qtp1889495762-8920, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   11) Thread[id=8868, name=qtp703921450-8868, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   12) Thread[id=9030, name=Connector-Scheduler-3d579798-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   13) Thread[id=8952, name=Thread-2402, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   14) Thread[id=8968, name=MetricsHistoryHandler-4278-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   15) Thread[id=8989, name=Thread-2405, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   16) Thread[id=8901, name=qtp908038477-8901, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   17) Thread[id=9031, name=SolrRrdBackendFactory-4256-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   18) Thread[id=8919, name=qtp1889495762-8919, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   19) Thread[id=9012, name=Connector-Scheduler-74a0e019-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   20) Thread[id=8881, name=qtp963118189-8881, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   21) Thread[id=8950, name=SolrRrdBackendFactory-4256-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   22) Thread[id=8872, name=qtp703921450-8872, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   23) Thread[id=8922, name=qtp1889495762-8922, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   24) Thread[id=8988, name=MetricsHistoryHandler-4298-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   25) Thread[id=8923, name=qtp1889495762-8923, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   26) Thread[id=8917, name=qtp1889495762-8917, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   27) Thread[id=8887, name=qtp963118189-8887, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   28) Thread[id=9027, name=qtp908038477-9027, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   29) Thread[id=8870, name=qtp703921450-8870, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   30) Thread[id=8885, name=qtp963118189-8885, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   31) Thread[id=8902, name=qtp908038477-8902, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   32) Thread[id=8895, name=qtp908038477-8895, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   33) Thread[id=9028, name=Connector-Scheduler-32201356-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   34) Thread[id=8871, name=qtp703921450-8871, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   35) Thread[id=8951, name=MetricsHistoryHandler-4257-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   36) Thread[id=8865, name=qtp703921450-8865, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   37) Thread[id=8924, name=qtp1889495762-8924, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   38) Thread[id=8869, name=qtp703921450-8869, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   39) Thread[id=8978, name=MetricsHistoryHandler-4288-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   40) Thread[id=8889, name=qtp963118189-8889, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   41) Thread[id=9033, name=SolrRrdBackendFactory-4287-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   42) Thread[id=8882, name=qtp963118189-8882, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   43) Thread[id=9126, name=qtp1889495762-9126, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   44) Thread[id=8999, name=qtp703921450-8999, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   45) Thread[id=9068, name=qtp1889495762-9068, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   46) Thread[id=8873, name=Session-HouseKeeper-1276d666-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   47) Thread[id=8900, name=qtp908038477-8900, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   48) Thread[id=8904, name=qtp908038477-8904, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   49) Thread[id=8969, name=Thread-2403, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   50) Thread[id=8977, name=SolrRrdBackendFactory-4287-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   51) Thread[id=8890, name=qtp963118189-8890, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   52) Thread[id=8899, name=qtp908038477-8899, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   53) Thread[id=8926, name=qtp1889495762-8926, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   54) Thread[id=8897, name=qtp908038477-8897, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   55) Thread[id=8921, name=qtp1889495762-8921, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   56) Thread[id=8905, name=qtp908038477-8905, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   57) Thread[id=8997, name=qtp703921450-8997, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   58) Thread[id=8927, name=qtp1889495762-8927, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   59) Thread[id=8888, name=Session-HouseKeeper-6dac1de1-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   60) Thread[id=8998, name=qtp703921450-8998, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   61) Thread[id=8967, name=SolrRrdBackendFactory-4277-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   62) Thread[id=9001, name=Connector-Scheduler-2dcb7ccc-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   63) Thread[id=8979, name=Thread-2404, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)   64) Thread[id=8903, name=Session-HouseKeeper-337d1ae6-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   65) Thread[id=8896, name=qtp908038477-8896, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   66) Thread[id=8880, name=qtp963118189-8880, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   67) Thread[id=8875, name=qtp703921450-8875, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   68) Thread[id=9034, name=SolrRrdBackendFactory-4297-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   69) Thread[id=9000, name=qtp703921450-9000, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   70) Thread[id=8884, name=qtp963118189-8884, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   71) Thread[id=8987, name=SolrRrdBackendFactory-4297-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   72) Thread[id=8898, name=qtp908038477-8898, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)   73) Thread[id=9109, name=qtp703921450-9109, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)         at java.lang.Thread.run(Thread.java:748)   74) Thread[id=8886, name=qtp963118189-8886, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)         at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)         at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)         at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)         at java.lang.Thread.run(Thread.java:748)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie threads that couldn't be terminated:
   1) Thread[id=8874, name=qtp703921450-8874, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
   2) Thread[id=9032, name=SolrRrdBackendFactory-4277-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   3) Thread[id=8867, name=qtp703921450-8867, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   4) Thread[id=8925, name=Session-HouseKeeper-293eaf48-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   5) Thread[id=8883, name=qtp963118189-8883, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   6) Thread[id=9029, name=qtp963118189-9029, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
   7) Thread[id=9069, name=qtp703921450-9069, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
   8) Thread[id=8866, name=qtp703921450-8866, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
   9) Thread[id=8918, name=qtp1889495762-8918, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  10) Thread[id=8920, name=qtp1889495762-8920, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  11) Thread[id=8868, name=qtp703921450-8868, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  12) Thread[id=9030, name=Connector-Scheduler-3d579798-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  13) Thread[id=8952, name=Thread-2402, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  14) Thread[id=8968, name=MetricsHistoryHandler-4278-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  15) Thread[id=8989, name=Thread-2405, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  16) Thread[id=8901, name=qtp908038477-8901, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  17) Thread[id=9031, name=SolrRrdBackendFactory-4256-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  18) Thread[id=8919, name=qtp1889495762-8919, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  19) Thread[id=9012, name=Connector-Scheduler-74a0e019-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  20) Thread[id=8881, name=qtp963118189-8881, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  21) Thread[id=8950, name=SolrRrdBackendFactory-4256-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  22) Thread[id=8872, name=qtp703921450-8872, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  23) Thread[id=8922, name=qtp1889495762-8922, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  24) Thread[id=8988, name=MetricsHistoryHandler-4298-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  25) Thread[id=8923, name=qtp1889495762-8923, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  26) Thread[id=8917, name=qtp1889495762-8917, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  27) Thread[id=8887, name=qtp963118189-8887, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  28) Thread[id=9027, name=qtp908038477-9027, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  29) Thread[id=8870, name=qtp703921450-8870, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  30) Thread[id=8885, name=qtp963118189-8885, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  31) Thread[id=8902, name=qtp908038477-8902, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  32) Thread[id=8895, name=qtp908038477-8895, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  33) Thread[id=9028, name=Connector-Scheduler-32201356-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  34) Thread[id=8871, name=qtp703921450-8871, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  35) Thread[id=8951, name=MetricsHistoryHandler-4257-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  36) Thread[id=8865, name=qtp703921450-8865, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  37) Thread[id=8924, name=qtp1889495762-8924, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  38) Thread[id=8869, name=qtp703921450-8869, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  39) Thread[id=8978, name=MetricsHistoryHandler-4288-thread-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  40) Thread[id=8889, name=qtp963118189-8889, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  41) Thread[id=9033, name=SolrRrdBackendFactory-4287-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  42) Thread[id=8882, name=qtp963118189-8882, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  43) Thread[id=9126, name=qtp1889495762-9126, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  44) Thread[id=8999, name=qtp703921450-8999, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  45) Thread[id=9068, name=qtp1889495762-9068, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  46) Thread[id=8873, name=Session-HouseKeeper-1276d666-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  47) Thread[id=8900, name=qtp908038477-8900, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  48) Thread[id=8904, name=qtp908038477-8904, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  49) Thread[id=8969, name=Thread-2403, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  50) Thread[id=8977, name=SolrRrdBackendFactory-4287-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  51) Thread[id=8890, name=qtp963118189-8890, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  52) Thread[id=8899, name=qtp908038477-8899, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  53) Thread[id=8926, name=qtp1889495762-8926, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  54) Thread[id=8897, name=qtp908038477-8897, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  55) Thread[id=8921, name=qtp1889495762-8921, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  56) Thread[id=8905, name=qtp908038477-8905, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  57) Thread[id=8997, name=qtp703921450-8997, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  58) Thread[id=8927, name=qtp1889495762-8927, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  59) Thread[id=8888, name=Session-HouseKeeper-6dac1de1-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  60) Thread[id=8998, name=qtp703921450-8998, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  61) Thread[id=8967, name=SolrRrdBackendFactory-4277-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  62) Thread[id=9001, name=Connector-Scheduler-2dcb7ccc-1, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  63) Thread[id=8979, name=Thread-2404, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:2279)
  64) Thread[id=8903, name=Session-HouseKeeper-337d1ae6-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  65) Thread[id=8896, name=qtp908038477-8896, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  66) Thread[id=8880, name=qtp963118189-8880, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  67) Thread[id=8875, name=qtp703921450-8875, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  68) Thread[id=9034, name=SolrRrdBackendFactory-4297-thread-2, state=WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  69) Thread[id=9000, name=qtp703921450-9000, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  70) Thread[id=8884, name=qtp963118189-8884, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  71) Thread[id=8987, name=SolrRrdBackendFactory-4297-thread-1, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  72) Thread[id=8898, name=qtp908038477-8898, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
  73) Thread[id=9109, name=qtp703921450-9109, state=TIMED_WAITING, group=TGRP-BasicDistributedZk2Test]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.idleJobPoll(QueuedThreadPool.java:973)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1023)
        at java.lang.Thread.run(Thread.java:748)
  74) Thread[id=8886, name=qtp963118189-8886, state=RUNNABLE, group=TGRP-BasicDistributedZk2Test]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector.nioSelect(ManagedSelector.java:183)
        at org.eclipse.jetty.io.ManagedSelector.select(ManagedSelector.java:190)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:606)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:543)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produceTask(EatWhatYouKill.java:360)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:184)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:135)
        at org.eclipse.jetty.io.ManagedSelector$$Lambda$101/1576270380.run(Unknown Source)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
        at java.lang.Thread.run(Thread.java:748)
	at __randomizedtesting.SeedInfo.seed([84DE438BB4004055]:0)


FAILED:  org.apache.solr.cloud.BasicDistributedZk2Test.test

Error Message:
Number of replicas in the state does not match what we set:2 vs 4

Stack Trace:
org.apache.solr.cloud.ZkController$NotInClusterStateException: Number of replicas in the state does not match what we set:2 vs 4
	at __randomizedtesting.SeedInfo.seed([84DE438BB4004055:C8A7C511AFC2DAD]:0)
	at org.apache.solr.cloud.AbstractFullDistribZkTestBase.waitForActiveReplicaCount(AbstractFullDistribZkTestBase.java:635)
	at org.apache.solr.cloud.AbstractFullDistribZkTestBase.createJettys(AbstractFullDistribZkTestBase.java:574)
	at org.apache.solr.cloud.AbstractFullDistribZkTestBase.createServers(AbstractFullDistribZkTestBase.java:360)
	at org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:1086)
	at org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:1059)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
	at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
	at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
	at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at java.lang.Thread.run(Thread.java:748)