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Posted to dev@lucene.apache.org by Policeman Jenkins Server <je...@thetaphi.de> on 2017/12/28 12:17:17 UTC

[JENKINS] Lucene-Solr-master-MacOSX (64bit/jdk1.8.0) - Build # 4349 - Still Unstable!

Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-MacOSX/4349/
Java: 64bit/jdk1.8.0 -XX:-UseCompressedOops -XX:+UseParallelGC

3 tests failed.
FAILED:  org.apache.solr.cloud.PeerSyncReplicationTest.test

Error Message:
java.util.concurrent.TimeoutException: Could not connect to ZooKeeper 127.0.0.1:52595 within 30000 ms

Stack Trace:
org.apache.solr.common.SolrException: java.util.concurrent.TimeoutException: Could not connect to ZooKeeper 127.0.0.1:52595 within 30000 ms
	at __randomizedtesting.SeedInfo.seed([7DBFAD331ADABDBE:F5EB92E9B426D046]:0)
	at org.apache.solr.common.cloud.SolrZkClient.<init>(SolrZkClient.java:182)
	at org.apache.solr.common.cloud.SolrZkClient.<init>(SolrZkClient.java:119)
	at org.apache.solr.common.cloud.SolrZkClient.<init>(SolrZkClient.java:114)
	at org.apache.solr.common.cloud.SolrZkClient.<init>(SolrZkClient.java:101)
	at org.apache.solr.cloud.AbstractDistribZkTestBase.printLayout(AbstractDistribZkTestBase.java:323)
	at org.apache.solr.cloud.AbstractFullDistribZkTestBase.distribTearDown(AbstractFullDistribZkTestBase.java:1553)
	at org.apache.solr.cloud.PeerSyncReplicationTest.distribTearDown(PeerSyncReplicationTest.java:86)
	at org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:970)
	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)
Caused by: java.util.concurrent.TimeoutException: Could not connect to ZooKeeper 127.0.0.1:52595 within 30000 ms
	at org.apache.solr.common.cloud.ConnectionManager.waitForConnected(ConnectionManager.java:232)
	at org.apache.solr.common.cloud.SolrZkClient.<init>(SolrZkClient.java:174)
	... 38 more


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

Error Message:
56 threads leaked from SUITE scope at org.apache.solr.cloud.PeerSyncReplicationTest:     1) Thread[id=18675, name=qtp1966720744-18675, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=18733, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)    3) Thread[id=18696, name=OverseerAutoScalingTriggerThread-99251739962507268-127.0.0.1:52598_-n_0000000000, state=WAITING, group=Overseer autoscaling triggers]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:166)         at java.lang.Thread.run(Thread.java:748)    4) Thread[id=18698, name=ScheduledTrigger-7163-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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=18738, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         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$SendThread.run(ClientCnxn.java:1141)    6) Thread[id=18678, name=qtp1966720744-18678, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)    7) Thread[id=18700, name=Thread-2953, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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)    8) Thread[id=18694, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)    9) Thread[id=18728, name=qtp1377333959-18728, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   10) Thread[id=18681, name=org.eclipse.jetty.server.session.HashSessionManager@21367e63Timer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   11) Thread[id=18662, name=Thread-2944, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Object.wait(Native Method)         at java.lang.Thread.join(Thread.java:1252)         at java.lang.Thread.join(Thread.java:1326)         at org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:297)         at org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:310)         at org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:491)   12) Thread[id=18695, name=OverseerCollectionConfigSetProcessor-99251739962507268-127.0.0.1:52598_-n_0000000000, state=TIMED_WAITING, group=Overseer collection creation process.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)         at org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:235)         at org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)         at java.lang.Thread.run(Thread.java:748)   13) Thread[id=18673, name=qtp1966720744-18673, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   14) Thread[id=18680, name=qtp1966720744-18680, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)         at java.lang.Thread.run(Thread.java:748)   15) Thread[id=18685, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   16) Thread[id=18690, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)   17) Thread[id=18663, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         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:173)         at java.lang.Thread.run(Thread.java:748)   18) Thread[id=18674, name=qtp1966720744-18674-acceptor-0@199a9940-ServerConnector@1bac0f1b{HTTP/1.1,[http/1.1]}{127.0.0.1:52598}, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         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:371)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)         at java.lang.Thread.run(Thread.java:748)   19) Thread[id=18686, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   20) Thread[id=18707, name=OverseerThreadFactory-7165-thread-1, state=WAITING, group=Overseer collection creation process.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.SynchronousQueue$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)   21) Thread[id=18709, name=watches-5602-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   22) Thread[id=18726, name=qtp1377333959-18726, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   23) Thread[id=18727, name=qtp1377333959-18727, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   24) Thread[id=18739, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   25) Thread[id=18720, name=OverseerThreadFactory-7165-thread-2, state=WAITING, group=Overseer collection creation process.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.SynchronousQueue$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)   26) Thread[id=18741, name=zkCallback-5618-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   27) Thread[id=18693, name=OverseerStateUpdate-99251739962507268-127.0.0.1:52598_-n_0000000000, state=TIMED_WAITING, group=Overseer state updater.]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)         at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)         at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:203)         at java.lang.Thread.run(Thread.java:748)   28) Thread[id=18666, name=ProcessThread(sid:0 cport:52595):, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:122)   29) Thread[id=18679, name=qtp1966720744-18679, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   30) Thread[id=18721, name=qtp1377333959-18721, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)         at org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)         at java.lang.Thread.run(Thread.java:748)   31) Thread[id=18692, name=zkConnectionManagerCallback-5601-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   32) Thread[id=18722, name=qtp1377333959-18722-acceptor-0@82fa341-ServerConnector@50b9212e{HTTP/1.1,[http/1.1]}{127.0.0.1:52613}, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)         at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)         at java.lang.Thread.run(Thread.java:748)   33) Thread[id=18691, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   34) Thread[id=18715, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   35) Thread[id=18718, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)   36) Thread[id=18725, name=qtp1377333959-18725, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   37) Thread[id=18676, name=qtp1966720744-18676, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   38) Thread[id=18723, name=qtp1377333959-18723, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   39) Thread[id=18697, name=zkCallback-5600-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   40) Thread[id=18734, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   41) Thread[id=18742, name=zkCallback-5610-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   42) Thread[id=18729, name=org.eclipse.jetty.server.session.HashSessionManager@4d5b5c2dTimer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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)   43) Thread[id=18724, name=qtp1377333959-18724, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   44) Thread[id=18710, name=zkCallback-5600-thread-2, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   45) Thread[id=18706, name=Scheduler-1407535979, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         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)   46) Thread[id=18711, name=ScheduledTrigger-7163-thread-3, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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)   47) Thread[id=18714, name=ScheduledTrigger-7163-thread-4, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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)   48) Thread[id=18664, name=SessionTracker, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Object.wait(Native Method)         at org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:146)   49) Thread[id=18719, name=zkConnectionManagerCallback-5611-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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)   50) Thread[id=18717, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)         at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)         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$SendThread.run(ClientCnxn.java:1141)   51) Thread[id=18713, name=searcherExecutor-7168-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)   52) Thread[id=18716, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at java.lang.Thread.sleep(Native Method)         at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)         at java.lang.Thread.run(Thread.java:748)   53) Thread[id=18677, name=qtp1966720744-18677, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)         at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)         at java.lang.Thread.run(Thread.java:748)   54) Thread[id=18701, name=coreContainerWorkExecutor-7159-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)   55) Thread[id=18740, name=zkConnectionManagerCallback-5619-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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)   56) Thread[id=18699, name=ScheduledTrigger-7163-thread-2, state=WAITING, group=TGRP-PeerSyncReplicationTest]         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: 56 threads leaked from SUITE scope at org.apache.solr.cloud.PeerSyncReplicationTest: 
   1) Thread[id=18675, name=qtp1966720744-18675, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
   2) Thread[id=18733, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
   3) Thread[id=18696, name=OverseerAutoScalingTriggerThread-99251739962507268-127.0.0.1:52598_-n_0000000000, state=WAITING, group=Overseer autoscaling triggers]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:166)
        at java.lang.Thread.run(Thread.java:748)
   4) Thread[id=18698, name=ScheduledTrigger-7163-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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=18738, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        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$SendThread.run(ClientCnxn.java:1141)
   6) Thread[id=18678, name=qtp1966720744-18678, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
   7) Thread[id=18700, name=Thread-2953, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
   8) Thread[id=18694, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
   9) Thread[id=18728, name=qtp1377333959-18728, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  10) Thread[id=18681, name=org.eclipse.jetty.server.session.HashSessionManager@21367e63Timer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  11) Thread[id=18662, name=Thread-2944, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Object.wait(Native Method)
        at java.lang.Thread.join(Thread.java:1252)
        at java.lang.Thread.join(Thread.java:1326)
        at org.apache.zookeeper.server.NIOServerCnxnFactory.join(NIOServerCnxnFactory.java:297)
        at org.apache.solr.cloud.ZkTestServer$ZKServerMain.runFromConfig(ZkTestServer.java:310)
        at org.apache.solr.cloud.ZkTestServer$2.run(ZkTestServer.java:491)
  12) Thread[id=18695, name=OverseerCollectionConfigSetProcessor-99251739962507268-127.0.0.1:52598_-n_0000000000, state=TIMED_WAITING, group=Overseer collection creation process.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at org.apache.solr.cloud.OverseerTaskQueue.peekTopN(OverseerTaskQueue.java:235)
        at org.apache.solr.cloud.OverseerTaskProcessor.run(OverseerTaskProcessor.java:228)
        at java.lang.Thread.run(Thread.java:748)
  13) Thread[id=18673, name=qtp1966720744-18673, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  14) Thread[id=18680, name=qtp1966720744-18680, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.lang.Thread.run(Thread.java:748)
  15) Thread[id=18685, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  16) Thread[id=18690, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:349)
        at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)
  17) Thread[id=18663, name=NIOServerCxn.Factory:0.0.0.0/0.0.0.0:0, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        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:173)
        at java.lang.Thread.run(Thread.java:748)
  18) Thread[id=18674, name=qtp1966720744-18674-acceptor-0@199a9940-ServerConnector@1bac0f1b{HTTP/1.1,[http/1.1]}{127.0.0.1:52598}, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        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:371)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.lang.Thread.run(Thread.java:748)
  19) Thread[id=18686, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  20) Thread[id=18707, name=OverseerThreadFactory-7165-thread-1, state=WAITING, group=Overseer collection creation process.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.SynchronousQueue$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)
  21) Thread[id=18709, name=watches-5602-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  22) Thread[id=18726, name=qtp1377333959-18726, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  23) Thread[id=18727, name=qtp1377333959-18727, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  24) Thread[id=18739, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  25) Thread[id=18720, name=OverseerThreadFactory-7165-thread-2, state=WAITING, group=Overseer collection creation process.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.SynchronousQueue$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)
  26) Thread[id=18741, name=zkCallback-5618-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  27) Thread[id=18693, name=OverseerStateUpdate-99251739962507268-127.0.0.1:52598_-n_0000000000, state=TIMED_WAITING, group=Overseer state updater.]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
        at org.apache.solr.cloud.ZkDistributedQueue.peekElements(ZkDistributedQueue.java:463)
        at org.apache.solr.cloud.Overseer$ClusterStateUpdater.run(Overseer.java:203)
        at java.lang.Thread.run(Thread.java:748)
  28) Thread[id=18666, name=ProcessThread(sid:0 cport:52595):, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.server.PrepRequestProcessor.run(PrepRequestProcessor.java:122)
  29) Thread[id=18679, name=qtp1966720744-18679, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  30) Thread[id=18721, name=qtp1377333959-18721, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)
        at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)
        at org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.lang.Thread.run(Thread.java:748)
  31) Thread[id=18692, name=zkConnectionManagerCallback-5601-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  32) Thread[id=18722, name=qtp1377333959-18722-acceptor-0@82fa341-ServerConnector@50b9212e{HTTP/1.1,[http/1.1]}{127.0.0.1:52613}, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)
        at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)
        at org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:371)
        at org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:601)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.lang.Thread.run(Thread.java:748)
  33) Thread[id=18691, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  34) Thread[id=18715, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  35) Thread[id=18718, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-EventThread, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
        at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
        at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:501)
  36) Thread[id=18725, name=qtp1377333959-18725, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  37) Thread[id=18676, name=qtp1966720744-18676, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  38) Thread[id=18723, name=qtp1377333959-18723, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  39) Thread[id=18697, name=zkCallback-5600-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  40) Thread[id=18734, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  41) Thread[id=18742, name=zkCallback-5610-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  42) Thread[id=18729, name=org.eclipse.jetty.server.session.HashSessionManager@4d5b5c2dTimer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  43) Thread[id=18724, name=qtp1377333959-18724, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  44) Thread[id=18710, name=zkCallback-5600-thread-2, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  45) Thread[id=18706, name=Scheduler-1407535979, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  46) Thread[id=18711, name=ScheduledTrigger-7163-thread-3, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  47) Thread[id=18714, name=ScheduledTrigger-7163-thread-4, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  48) Thread[id=18664, name=SessionTracker, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Object.wait(Native Method)
        at org.apache.zookeeper.server.SessionTrackerImpl.run(SessionTrackerImpl.java:146)
  49) Thread[id=18719, name=zkConnectionManagerCallback-5611-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  50) Thread[id=18717, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]
        at sun.nio.ch.KQueueArrayWrapper.kevent0(Native Method)
        at sun.nio.ch.KQueueArrayWrapper.poll(KQueueArrayWrapper.java:198)
        at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:117)
        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$SendThread.run(ClientCnxn.java:1141)
  51) Thread[id=18713, name=searcherExecutor-7168-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)
  52) Thread[id=18716, name=Connection evictor, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at java.lang.Thread.sleep(Native Method)
        at org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
        at java.lang.Thread.run(Thread.java:748)
  53) Thread[id=18677, name=qtp1966720744-18677, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.locks.AbstractQueuedSynchronizer$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:563)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:48)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
        at java.lang.Thread.run(Thread.java:748)
  54) Thread[id=18701, name=coreContainerWorkExecutor-7159-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
        at sun.misc.Unsafe.park(Native Method)
        at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
        at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
  55) Thread[id=18740, name=zkConnectionManagerCallback-5619-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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)
  56) Thread[id=18699, name=ScheduledTrigger-7163-thread-2, state=WAITING, group=TGRP-PeerSyncReplicationTest]
        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([7DBFAD331ADABDBE]:0)


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

Error Message:
There are still zombie threads that couldn't be terminated:    1) Thread[id=18742, name=zkCallback-5610-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    2) Thread[id=18729, name=org.eclipse.jetty.server.session.HashSessionManager@4d5b5c2dTimer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624)         at java.lang.Thread.run(Thread.java:748)    3) Thread[id=18721, name=qtp1377333959-18721, state=RUNNABLE, group=TGRP-PeerSyncReplicationTest]         at sun.nio.ch.IOUtil.drain(Native Method)         at sun.nio.ch.KQueueSelectorImpl.updateSelectedKeys(KQueueSelectorImpl.java:181)         at sun.nio.ch.KQueueSelectorImpl.doSelect(KQueueSelectorImpl.java:122)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:243)         at org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:191)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:249)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)         at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.execute(ExecuteProduceConsume.java:100)         at org.eclipse.jetty.io.ManagedSelector.run(ManagedSelector.java:147)         at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)         at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)         at java.lang.Thread.run(Thread.java:748)    4) Thread[id=18692, name=zkConnectionManagerCallback-5601-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$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)    5) Thread[id=18710, name=zkCallback-5600-thread-2, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]         at sun.misc.Unsafe.park(Native Method)         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         at java.

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

.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]    >   14) Thread[id=18713, name=searcherExecutor-7168-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
   [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$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
   [junit4]    >         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   15) Thread[id=18738, name=TEST-PeerSyncReplicationTest.test-seed#[7DBFAD331ADABDBE]-SendThread(127.0.0.1:52595), state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at java.lang.Thread.sleep(Native Method)
   [junit4]    >         at org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:101)
   [junit4]    >         at org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:997)
   [junit4]    >         at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1060)
   [junit4]    >   16) Thread[id=18709, name=watches-5602-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
   [junit4]    >         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   17) Thread[id=18700, name=Thread-2953, state=WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at java.lang.Object.wait(Native Method)
   [junit4]    >         at java.lang.Object.wait(Object.java:502)
   [junit4]    >         at org.apache.solr.core.CloserThread.run(CoreContainer.java:1725)
   [junit4]    >   18) Thread[id=18701, name=coreContainerWorkExecutor-7159-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
   [junit4]    >         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   19) Thread[id=18740, name=zkConnectionManagerCallback-5619-thread-1, state=WAITING, group=TGRP-PeerSyncReplicationTest]
   [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$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
   [junit4]    >         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   20) Thread[id=18681, name=org.eclipse.jetty.server.session.HashSessionManager@21367e63Timer, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [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]    >   21) Thread[id=18697, name=zkCallback-5600-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
   [junit4]    >         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   22) Thread[id=18741, name=zkCallback-5618-thread-1, state=TIMED_WAITING, group=TGRP-PeerSyncReplicationTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:460)
   [junit4]    >         at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
   [junit4]    >         at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:941)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1073)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134)
   [junit4]    >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   23) Thread[id=18699, name=ScheduledTrigger-7163-thread-2, state=WAITING, group=TGRP-PeerSyncReplicationTest]
   [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([7DBFAD331ADABDBE]:0)
   [junit4] Completed [324/765 (1!)] on J1 in 59.00s, 1 test, 3 errors <<< FAILURES!

[...truncated 49442 lines...]