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Posted to dev@lucene.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2018/03/20 12:40:51 UTC

[JENKINS] Lucene-Solr-Tests-7.3 - Build # 21 - Still Unstable

Build: https://builds.apache.org/job/Lucene-Solr-Tests-7.3/21/

18 tests failed.
FAILED:  org.apache.solr.handler.dataimport.TestZKPropertiesWriter.testZKPropertiesWriter

Error Message:


Stack Trace:
java.lang.NullPointerException
	at __randomizedtesting.SeedInfo.seed([24A13F61970004B0:6C2D4316BB572444]:0)
	at java.text.SimpleDateFormat.parse(SimpleDateFormat.java:1439)
	at java.text.DateFormat.parse(DateFormat.java:364)
	at org.apache.solr.handler.dataimport.TestZKPropertiesWriter.testZKPropertiesWriter(TestZKPropertiesWriter.java:130)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1737)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:934)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:970)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:984)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	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$1.evaluate(TestRuleMarkFailure.java:47)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$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:943)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:829)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:879)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:890)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	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$1.evaluate(TestRuleIgnoreTestSuites.java:54)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at java.lang.Thread.run(Thread.java:748)


FAILED:  org.apache.solr.ltr.TestLTROnSolrCloud.testSimpleQuery

Error Message:
Error from server at http://127.0.0.1:43474/solr: KeeperErrorCode = NoNode for /overseer/collection-queue-work/qnr-0000000000

Stack Trace:
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error from server at http://127.0.0.1:43474/solr: KeeperErrorCode = NoNode for /overseer/collection-queue-work/qnr-0000000000
	at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:643)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244)
	at org.apache.solr.client.solrj.impl.LBHttpSolrClient.doRequest(LBHttpSolrClient.java:483)
	at org.apache.solr.client.solrj.impl.LBHttpSolrClient.request(LBHttpSolrClient.java:413)
	at org.apache.solr.client.solrj.impl.CloudSolrClient.sendRequest(CloudSolrClient.java:1105)
	at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(CloudSolrClient.java:885)
	at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:818)
	at org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:194)
	at org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:211)
	at org.apache.solr.ltr.TestLTROnSolrCloud.createCollection(TestLTROnSolrCloud.java:227)
	at org.apache.solr.ltr.TestLTROnSolrCloud.setupSolrCluster(TestLTROnSolrCloud.java:208)
	at org.apache.solr.ltr.TestLTROnSolrCloud.setUp(TestLTROnSolrCloud.java:61)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1737)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:968)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:984)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	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$1.evaluate(TestRuleMarkFailure.java:47)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$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:943)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:829)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:879)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:890)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	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$1.evaluate(TestRuleIgnoreTestSuites.java:54)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at java.lang.Thread.run(Thread.java:748)


FAILED:  junit.framework.TestSuite.org.apache.solr.ltr.TestLTROnSolrCloud

Error Message:
36 threads leaked from SUITE scope at org.apache.solr.ltr.TestLTROnSolrCloud:     1) Thread[id=133, name=zkConnectionManagerCallback-33-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=157, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         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 org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)    3) Thread[id=95, name=qtp491470505-95, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)         at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)         at java.lang.Thread.run(Thread.java:748)    4) Thread[id=166, name=ScheduledTrigger-64-thread-2, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    5) Thread[id=86, name=ProcessThread(sid:0 cport:37649):, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:123)    6) Thread[id=156, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)    7) Thread[id=162, name=OverseerAutoScalingTriggerThread-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=WAITING, group=Overseer autoscaling triggers]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:175)         at java.lang.Thread.run(Thread.java:748)    8) Thread[id=110, name=zkConnectionManagerCallback-20-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    9) Thread[id=91, name=qtp491470505-91, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   10) Thread[id=103, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   11) Thread[id=122, name=Thread-33, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:1725)   12) Thread[id=84, name=SessionTracker, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Object.wait(Native Method)         at org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:147)   13) Thread[id=165, name=OverseerThreadFactory-66-thread-1, state=WAITING, group=Overseer collection creation process.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:458)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:924)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   14) Thread[id=134, name=Scheduler-327992176, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         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)   15) Thread[id=158, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   16) Thread[id=98, name=qtp491470505-98, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         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$SelectorProducer.select(ManagedSelector.java:375)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   17) Thread[id=161, name=OverseerCollectionConfigSetProcessor-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=TIMED_WAITING, group=Overseer collection creation process.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)         at org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:243)         at org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)         at java.lang.Thread.run(Thread.java:748)   18) Thread[id=93, name=qtp491470505-93-acceptor-0@45856a7f-ServerConnector@2529a2c{HTTP/1.1,[http/1.1]}{127.0.0.1:43474}, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         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:379)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   19) Thread[id=99, name=Scheduler-1782389197, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   20) Thread[id=94, name=qtp491470505-94, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   21) Thread[id=160, name=OverseerStateUpdate-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=TIMED_WAITING, group=Overseer state updater.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)         at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:205)         at java.lang.Thread.run(Thread.java:748)   22) Thread[id=164, name=ScheduledTrigger-64-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   23) Thread[id=92, name=qtp491470505-92, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)         at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)         at java.lang.Thread.run(Thread.java:748)   24) Thread[id=83, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:196)         at java.lang.Thread.run(Thread.java:748)   25) Thread[id=115, name=zkConnectionManagerCallback-25-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   26) Thread[id=97, name=qtp491470505-97, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)         at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)         at java.lang.Thread.run(Thread.java:748)   27) Thread[id=151, name=zkConnectionManagerCallback-33-thread-1-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   28) Thread[id=127, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   29) Thread[id=82, name=Thread-24, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Object.wait(Native Method)         at java.lang.Thread.join(Thread.java:1252)         at java.lang.Thread.join(Thread.java:1326)         at org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:313)         at org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:310)         at org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:491)   30) Thread[id=150, name=zkConnectionManagerCallback-33-thread-1-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)   31) Thread[id=167, name=ScheduledTrigger-64-thread-3, state=WAITING, group=TGRP-TestLTROnSolrCloud]         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)   32) Thread[id=112, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   33) Thread[id=104, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   34) Thread[id=96, name=qtp491470505-96, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   35) Thread[id=155, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)   36) Thread[id=168, name=ScheduledTrigger-64-thread-4, state=WAITING, group=TGRP-TestLTROnSolrCloud]         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)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: 36 threads leaked from SUITE scope at org.apache.solr.ltr.TestLTROnSolrCloud: 
   1) Thread[id=133, name=zkConnectionManagerCallback-33-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   2) Thread[id=157, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        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 org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
   3) Thread[id=95, name=qtp491470505-95, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)
        at java.lang.Thread.run(Thread.java:748)
   4) Thread[id=166, name=ScheduledTrigger-64-thread-2, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   5) Thread[id=86, name=ProcessThread(sid:0 cport:37649):, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:123)
   6) Thread[id=156, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
   7) Thread[id=162, name=OverseerAutoScalingTriggerThread-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=WAITING, group=Overseer autoscaling triggers]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:175)
        at java.lang.Thread.run(Thread.java:748)
   8) Thread[id=110, name=zkConnectionManagerCallback-20-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   9) Thread[id=91, name=qtp491470505-91, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  10) Thread[id=103, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  11) Thread[id=122, name=Thread-33, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:1725)
  12) Thread[id=84, name=SessionTracker, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Object.wait(Native Method)
        at org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:147)
  13) Thread[id=165, name=OverseerThreadFactory-66-thread-1, state=WAITING, group=Overseer collection creation process.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:458)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:924)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  14) Thread[id=134, name=Scheduler-327992176, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        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)
  15) Thread[id=158, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
  16) Thread[id=98, name=qtp491470505-98, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        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$SelectorProducer.select(ManagedSelector.java:375)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  17) Thread[id=161, name=OverseerCollectionConfigSetProcessor-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=TIMED_WAITING, group=Overseer collection creation process.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:243)
        at org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)
        at java.lang.Thread.run(Thread.java:748)
  18) Thread[id=93, name=qtp491470505-93-acceptor-0@45856a7f-ServerConnector@2529a2c{HTTP/1.1,[http/1.1]}{127.0.0.1:43474}, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        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:379)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  19) Thread[id=99, name=Scheduler-1782389197, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  20) Thread[id=94, name=qtp491470505-94, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  21) Thread[id=160, name=OverseerStateUpdate-72312215869849610-127.0.0.1:43474_solr-n_0000000001, state=TIMED_WAITING, group=Overseer state updater.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:205)
        at java.lang.Thread.run(Thread.java:748)
  22) Thread[id=164, name=ScheduledTrigger-64-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  23) Thread[id=92, name=qtp491470505-92, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)
        at java.lang.Thread.run(Thread.java:748)
  24) Thread[id=83, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:196)
        at java.lang.Thread.run(Thread.java:748)
  25) Thread[id=115, name=zkConnectionManagerCallback-25-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  26) Thread[id=97, name=qtp491470505-97, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663)
        at java.lang.Thread.run(Thread.java:748)
  27) Thread[id=151, name=zkConnectionManagerCallback-33-thread-1-EventThread, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)
  28) Thread[id=127, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  29) Thread[id=82, name=Thread-24, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Object.wait(Native Method)
        at java.lang.Thread.join(Thread.java:1252)
        at java.lang.Thread.join(Thread.java:1326)
        at org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:313)
        at org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:310)
        at org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:491)
  30) Thread[id=150, name=zkConnectionManagerCallback-33-thread-1-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
  31) Thread[id=167, name=ScheduledTrigger-64-thread-3, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        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)
  32) Thread[id=112, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  33) Thread[id=104, name=Connection evictor, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  34) Thread[id=96, name=qtp491470505-96, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  35) Thread[id=155, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1144)
  36) Thread[id=168, name=ScheduledTrigger-64-thread-4, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        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)
	at __randomizedtesting.SeedInfo.seed([7CF1C0CA1BE6DD13]:0)


FAILED:  junit.framework.TestSuite.org.apache.solr.ltr.TestLTROnSolrCloud

Error Message:
There are still zombie threads that couldn't be terminated:    1) Thread[id=115, name=zkConnectionManagerCallback-25-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=133, name=zkConnectionManagerCallback-33-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    3) Thread[id=157, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)         at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)    4) Thread[id=166, name=ScheduledTrigger-64-thread-2, state=WAITING, group=TGRP-TestLTROnSolrCloud]         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)    5) Thread[id=110, name=zkConnectionManagerCallback-20-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    6) Thread[id=150, name=zkConnectionManagerCallback-33-thread-1-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)         at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)    7) Thread[id=91, name=qtp491470505-91, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.interrupt(Native Method)         at sun.nio.ch.EPollArrayWrapper.interrupt(EPollArrayWrapper.java:317)         at sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:207)         at java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)         at java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)    8) Thread[id=122, name=Thread-33, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Object.wait(Native Method)         at java.lang.Object.wait(Object.java:502)         at org.apache.solr.core.CloserThread.run(CoreContainer.java:1725)    9) Thread[id=167, name=ScheduledTrigger-64-thread-3, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   10) Thread[id=134, name=Scheduler-327992176, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)   11) Thread[id=98, name=qtp491470505-98, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]         at sun.nio.ch.EPollArrayWrapper.interrupt(Native Method)         at sun.nio.ch.EPollArrayWrapper.interrupt(EPollArrayWrapper.java:317)         at sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:207)         at java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)         at java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   12) Thread[id=99, name=Scheduler-1782389197, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   13) Thread[id=94, name=qtp491470505-94, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   14) Thread[id=96, name=qtp491470505-96, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   15) Thread[id=155, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at java.lang.Thread.sleep(Native Method)         at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)         at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   16) Thread[id=164, name=ScheduledTrigger-64-thread-1, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   17) Thread[id=168, name=ScheduledTrigger-64-thread-4, state=WAITING, group=TGRP-TestLTROnSolrCloud]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)

Stack Trace:
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie threads that couldn't be terminated:
   1) Thread[id=115, name=zkConnectionManagerCallback-25-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   2) Thread[id=133, name=zkConnectionManagerCallback-33-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   3) Thread[id=157, name=zkConnectionManagerCallback-20-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
        at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)
   4) Thread[id=166, name=ScheduledTrigger-64-thread-2, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        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)
   5) Thread[id=110, name=zkConnectionManagerCallback-20-thread-1, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
   6) Thread[id=150, name=zkConnectionManagerCallback-33-thread-1-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
        at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)
   7) Thread[id=91, name=qtp491470505-91, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.interrupt(Native Method)
        at sun.nio.ch.EPollArrayWrapper.interrupt(EPollArrayWrapper.java:317)
        at sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:207)
        at java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)
        at java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
   8) Thread[id=122, name=Thread-33, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.apache.solr.core.CloserThread.run(CoreContainer.java:1725)
   9) Thread[id=167, name=ScheduledTrigger-64-thread-3, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  10) Thread[id=134, name=Scheduler-327992176, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)
  11) Thread[id=98, name=qtp491470505-98, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
        at sun.nio.ch.EPollArrayWrapper.interrupt(Native Method)
        at sun.nio.ch.EPollArrayWrapper.interrupt(EPollArrayWrapper.java:317)
        at sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:207)
        at java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)
        at java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)
        at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  12) Thread[id=99, name=Scheduler-1782389197, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  13) Thread[id=94, name=qtp491470505-94, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  14) Thread[id=96, name=qtp491470505-96, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  15) Thread[id=155, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
        at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)
  16) Thread[id=164, name=ScheduledTrigger-64-thread-1, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  17) Thread[id=168, name=ScheduledTrigger-64-thread-4, state=WAITING, group=TGRP-TestLTROnSolrCloud]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)
	at __randomizedtesting.SeedInfo.seed([7CF1C0CA1BE6DD13]:0)


FAILED:  org.apache.solr.cloud.TestTlogReplica.testCreateDelete {seed=[737B31C7A426A7FB:686BC08B52D65FCB]}

Error Message:
Error from server at http://127.0.0.1:43498/solr: KeeperErrorCode = NoNode for /overseer/collection-queue-work/qnr-0000000002

Stack Trace:
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error from server at http://127.0.0.1:43498/solr: KeeperErrorCode = NoNode for /overseer/collection-queue-work/qnr-0000000002
	at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:643)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255)
	at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244)
	at org.apache.solr.client.solrj.impl.LBHttpSolrClient.doRequest(LBHttp

[...truncated too long message...]

ger-64-thread-3, state=WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   10) Thread[id=134, name=Scheduler-327992176, state=WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1081)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   11) Thread[id=98, name=qtp491470505-98, state=RUNNABLE, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.nio.ch.EPollArrayWrapper.interrupt(Native Method)
   [junit4]    >         at sun.nio.ch.EPollArrayWrapper.interrupt(EPollArrayWrapper.java:317)
   [junit4]    >         at sun.nio.ch.EPollSelectorImpl.wakeup(EPollSelectorImpl.java:207)
   [junit4]    >         at java.nio.channels.spi.AbstractSelector$1.interrupt(AbstractSelector.java:213)
   [junit4]    >         at java.nio.channels.spi.AbstractSelector.begin(AbstractSelector.java:219)
   [junit4]    >         at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:92)
   [junit4]    >         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
   [junit4]    >         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
   [junit4]    >         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
   [junit4]    >         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
   [junit4]    >         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
   [junit4]    >         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
   [junit4]    >         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
   [junit4]    >         at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
   [junit4]    >         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   12) Thread[id=99, name=Scheduler-1782389197, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   13) Thread[id=94, name=qtp491470505-94, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
   [junit4]    >         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
   [junit4]    >         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   14) Thread[id=96, name=qtp491470505-96, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
   [junit4]    >         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
   [junit4]    >         at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
   [junit4]    >         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   15) Thread[id=155, name=zkConnectionManagerCallback-25-thread-1-processing-n:127.0.0.1:43474_solr-SendThread(127.0.0.1:37649), state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at java.lang.Thread.sleep(Native Method)
   [junit4]    >         at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
   [junit4]    >         at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)
   [junit4]    >         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)
   [junit4]    >   16) Thread[id=164, name=ScheduledTrigger-64-thread-1, state=TIMED_WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   17) Thread[id=168, name=ScheduledTrigger-64-thread-4, state=WAITING, group=TGRP-TestLTROnSolrCloud]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
   [junit4]    >         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1088)
   [junit4]    >         at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    > 	at __randomizedtesting.SeedInfo.seed([7CF1C0CA1BE6DD13]:0)
   [junit4] Completed [34/37 (1!)] on J0 in 266.87s, 1 test, 3 errors <<< FAILURES!

[...truncated 42026 lines...]