Build: https://builds.apache.org/job/Lucene-Solr-NightlyTests-7.x/153/

4 tests failed.
FAILED:  org.apache.solr.cloud.hdfs.HdfsChaosMonkeySafeLeaderTest.test

Error Message:
Error from server at https://127.0.0.1:34830/yw/hb: ADDREPLICA failed to create 
replica

Stack Trace:
org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error 
from server at https://127.0.0.1:34830/yw/hb: ADDREPLICA failed to create 
replica
        at 
__randomizedtesting.SeedInfo.seed([CC7CCC46CDC7D8C1:4428F39C633BB539]:0)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:643)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255)
        at 
org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244)
        at 
org.apache.solr.client.solrj.impl.LBHttpSolrClient.doRequest(LBHttpSolrClient.java:483)
        at 
org.apache.solr.client.solrj.impl.LBHttpSolrClient.request(LBHttpSolrClient.java:413)
        at 
org.apache.solr.client.solrj.impl.CloudSolrClient.sendRequest(CloudSolrClient.java:1104)
        at 
org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(CloudSolrClient.java:884)
        at 
org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:817)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:194)
        at 
org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:211)
        at 
org.apache.solr.cloud.AbstractFullDistribZkTestBase.createJettys(AbstractFullDistribZkTestBase.java:425)
        at 
org.apache.solr.cloud.AbstractFullDistribZkTestBase.createServers(AbstractFullDistribZkTestBase.java:341)
        at 
org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsFixedStatement.callStatement(BaseDistributedSearchTestCase.java:991)
        at 
org.apache.solr.BaseDistributedSearchTestCase$ShardsRepeatRule$ShardsStatement.evaluate(BaseDistributedSearchTestCase.java:968)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:943)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:829)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:879)
        at 
com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:890)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
        at 
org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
        at 
org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
        at 
org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
        at 
com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
        at java.lang.Thread.run(Thread.java:748)


FAILED:  
junit.framework.TestSuite.org.apache.solr.cloud.hdfs.HdfsChaosMonkeySafeLeaderTest

Error Message:
179 threads leaked from SUITE scope at 
org.apache.solr.cloud.hdfs.HdfsChaosMonkeySafeLeaderTest:     1) 
Thread[id=15868, name=searcherExecutor-3969-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at 
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)   
      at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134) 
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)    2) Thread[id=15797, 
name=qtp1174133421-15797, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)    3) Thread[id=15967, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-SendThread(127.0.0.1:49417),
 state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)   
      at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   
 4) Thread[id=15876, name=qtp639729512-15876, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)    5) Thread[id=15915, 
name=qtp2143750519-15915, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)    6) Thread[id=15798, 
name=qtp1174133421-15798, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)    7) Thread[id=15799, 
name=qtp1174133421-15799, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)    8) Thread[id=15954, 
name=qtp604455684-15954, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)    9) Thread[id=16073, 
name=zkCallback-1974-thread-3, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   10) Thread[id=16051, 
name=coreContainerWorkExecutor-4019-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   11) Thread[id=16079, 
name=zkCallback-1994-thread-3, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   12) Thread[id=15957, 
name=qtp604455684-15957, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   13) Thread[id=16050, 
name=Thread-8109, state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]      
   at java.lang.Object.wait(Native Method)         at 
java.lang.Object.wait(Object.java:502)         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)   14) 
Thread[id=15930, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
15) Thread[id=15829, name=searcherExecutor-3958-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   16) Thread[id=16065, 
name=zkCallback-1964-thread-2, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   17) Thread[id=16081, 
name=zkCallback-1964-thread-5, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   18) Thread[id=15891, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
19) Thread[id=15838, name=qtp1616245003-15838, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   20) Thread[id=16052, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   21) Thread[id=15958, 
name=Scheduler-835995726, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
         at 
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
         at 
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1074)   
      at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1134) 
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   22) Thread[id=16004, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-SendThread(127.0.0.1:49417),
 state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)   
      at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   
23) Thread[id=15963, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   24) Thread[id=16033, 
name=qtp1291700668-16033, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   25) Thread[id=15989, 
name=qtp28283093-15989-acceptor-0@6afe4c4-ServerConnector@4bab1ff6{SSL,[ssl, 
http/1.1]}{127.0.0.1:56599}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   26) Thread[id=15924, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   27) Thread[id=15800, 
name=qtp1174133421-15800, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   28) Thread[id=15899, 
name=watches-1986-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   29) Thread[id=15859, 
name=Scheduler-1249824243, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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)   30) Thread[id=16053, 
name=Scheduler-480799380, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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)   31) Thread[id=15795, 
name=qtp1174133421-15795, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   32) Thread[id=15856, 
name=coreContainerWorkExecutor-3964-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   33) Thread[id=15932, 
name=zkCallback-1994-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   34) Thread[id=15919, 
name=qtp2143750519-15919, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   35) Thread[id=15950, 
name=qtp604455684-15950, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.io.ManagedSelector$$Lambda$99/1324735595.run(Unknown Source)  
       at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   36) Thread[id=15875, 
name=qtp639729512-15875-acceptor-0@209c0002-ServerConnector@7a859c57{SSL,[ssl, 
http/1.1]}{127.0.0.1:47503}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   37) Thread[id=15991, 
name=qtp28283093-15991, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   38) Thread[id=16022, 
name=updateExecutor-2010-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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)   39) Thread[id=15933, 
name=Thread-8060, state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]      
   at java.lang.Object.wait(Native Method)         at 
java.lang.Object.wait(Object.java:502)         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)   40) 
Thread[id=15987, name=qtp28283093-15987, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.io.ManagedSelector$$Lambda$99/1324735595.run(Unknown Source)  
       at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   41) Thread[id=16071, 
name=zkCallback-2025-thread-4, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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=16085, 
name=zkCallback-2014-thread-5, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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)   43) Thread[id=15935, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   44) Thread[id=15945, 
name=searcherExecutor-3991-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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)   45) Thread[id=15999, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   46) Thread[id=15953, 
name=qtp604455684-15953, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   47) Thread[id=16031, 
name=qtp1291700668-16031-acceptor-0@328c7569-ServerConnector@5f63b840{SSL,[ssl, 
http/1.1]}{127.0.0.1:50143}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   48) Thread[id=16012, 
name=watches-2016-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   49) Thread[id=15992, 
name=qtp28283093-15992, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   50) Thread[id=15833, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   51) Thread[id=15880, 
name=qtp639729512-15880, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   52) Thread[id=15815, 
name=zkCallback-1964-thread-1-processing-n:127.0.0.1:45222_yw%2Fhb, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryDelay(ZkCmdExecutor.java:111)   
      at 
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:70)
         at 
org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:365)         
at org.apache.solr.cloud.Overseer.createOverseerNode(Overseer.java:796)         
at org.apache.solr.cloud.Overseer.start(Overseer.java:524)         at 
org.apache.solr.cloud.OverseerElectionContext.runLeaderProcess(ElectionContext.java:817)
         at 
org.apache.solr.cloud.LeaderElector.runIamLeaderProcess(LeaderElector.java:170) 
        at 
org.apache.solr.cloud.LeaderElector.checkIfIamLeader(LeaderElector.java:135)    
     at org.apache.solr.cloud.LeaderElector.access$200(LeaderElector.java:56)   
      at 
org.apache.solr.cloud.LeaderElector$ElectionWatcher.process(LeaderElector.java:348)
         at 
org.apache.solr.common.cloud.SolrZkClient$1.lambda$process$1(SolrZkClient.java:269)
         at 
org.apache.solr.common.cloud.SolrZkClient$1$$Lambda$145/2038436110.run(Unknown 
Source)         at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)         
at java.util.concurrent.FutureTask.run(FutureTask.java:266)         at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:188)
         at 
org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor$$Lambda$86/310587401.run(Unknown
 Source)         at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   53) Thread[id=15895, 
name=coreContainerWorkExecutor-3975-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   54) Thread[id=15955, 
name=qtp604455684-15955, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   55) Thread[id=16026, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   56) Thread[id=15898, 
name=Scheduler-939230263, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   57) Thread[id=15794, 
name=qtp1174133421-15794, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   58) Thread[id=16080, 
name=zkCallback-1964-thread-4, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   59) Thread[id=16036, 
name=qtp1291700668-16036, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   60) Thread[id=16020, 
name=searcherExecutor-4013-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   61) Thread[id=15929, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-SendThread(127.0.0.1:49417),
 state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)   
      at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   
62) Thread[id=15990, name=qtp28283093-15990, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   63) Thread[id=15937, 
name=watches-1996-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   64) Thread[id=15854, 
name=zkCallback-1974-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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)   65) Thread[id=15971, 
name=Thread-8077, state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]      
   at java.lang.Object.wait(Native Method)         at 
java.lang.Object.wait(Object.java:502)         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)   66) 
Thread[id=15973, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   67) Thread[id=16046, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-SendThread(127.0.0.1:49417),
 state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)   
      at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   
68) Thread[id=15835, name=qtp1616245003-15835, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   69) Thread[id=16009, 
name=coreContainerWorkExecutor-4008-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   70) Thread[id=15855, 
name=Thread-8026, state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]      
   at java.lang.Object.wait(Native Method)         at 
java.lang.Object.wait(Object.java:502)         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)   71) 
Thread[id=15860, name=watches-1976-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   72) Thread[id=15974, 
name=Scheduler-1629242419, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   73) Thread[id=16078, 
name=zkCallback-2004-thread-5, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   74) Thread[id=15812, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
75) Thread[id=15913, name=qtp2143750519-15913, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   76) Thread[id=16000, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   77) Thread[id=15918, 
name=qtp2143750519-15918, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   78) Thread[id=15968, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
79) Thread[id=15839, name=qtp1616245003-15839, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   80) Thread[id=16070, 
name=zkCallback-2025-thread-3, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   81) Thread[id=15893, 
name=zkCallback-1984-thread-1, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   82) Thread[id=15914, 
name=qtp2143750519-15914-acceptor-0@8316940-ServerConnector@1116349d{SSL,[ssl, 
http/1.1]}{127.0.0.1:57020}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   83) Thread[id=15936, 
name=Scheduler-29075304, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   84) Thread[id=15796, 
name=qtp1174133421-15796-acceptor-0@a6f4990-ServerConnector@3dae41d7{SSL,[ssl, 
http/1.1]}{127.0.0.1:45222}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   85) Thread[id=15853, 
name=zkConnectionManagerCallback-1975-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   86) Thread[id=15917, 
name=qtp2143750519-15917, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   87) Thread[id=15916, 
name=qtp2143750519-15916, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   88) Thread[id=15931, 
name=zkConnectionManagerCallback-1995-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   89) Thread[id=15834, 
name=qtp1616245003-15834, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.io.ManagedSelector$$Lambda$99/1324735595.run(Unknown Source)  
       at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   90) Thread[id=15907, 
name=searcherExecutor-3980-thread-1, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   91) Thread[id=16034, 
name=qtp1291700668-16034, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   92) Thread[id=16087, 
name=zkCallback-1984-thread-4, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   93) Thread[id=16067, 
name=zkCallback-1964-thread-3, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   94) Thread[id=15878, 
name=qtp639729512-15878, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)         at 
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:382)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   95) Thread[id=15920, 
name=Scheduler-1377051857, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   96) Thread[id=16005, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
97) Thread[id=16047, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
98) Thread[id=15890, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-SendThread(127.0.0.1:49417),
 state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.zookeeper.client.StaticHostProvider.next(StaticHostProvider.java:105)
         at 
org.apache.zookeeper.ClientCnxn$SendThread.startConnect(ClientCnxn.java:1000)   
      at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1063)   
99) Thread[id=16048, name=zkConnectionManagerCallback-2026-thread-1, 
state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$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$Worker.run(ThreadPoolExecutor.java:624) 
        at java.lang.Thread.run(Thread.java:748)   100) Thread[id=15993, 
name=qtp28283093-15993, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   101) Thread[id=15952, 
name=qtp604455684-15952-acceptor-0@1344be8e-ServerConnector@2356897c{SSL,[ssl, 
http/1.1]}{127.0.0.1:60230}, state=RUNNABLE, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)     
    at 
sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)     
    at 
org.eclipse.jetty.server.ServerConnector.accept(ServerConnector.java:379)       
  at 
org.eclipse.jetty.server.AbstractConnector$Acceptor.run(AbstractConnector.java:638)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   102) Thread[id=15841, 
name=qtp1616245003-15841, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.access$800(QueuedThreadPool.java:49)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:663) 
        at java.lang.Thread.run(Thread.java:748)   103) Thread[id=15886, 
name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   104) Thread[id=15852, 
name=TEST-HdfsChaosMonkeySafeLeaderTest.test-seed#[CC7CCC46CDC7D8C1]-EventThread,
 state=WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
         at 
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)     
    at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:502)   
105) Thread[id=15911, name=Connection evictor, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
java.lang.Thread.sleep(Native Method)         at 
org.apache.http.impl.client.IdleConnectionEvictor$1.run(IdleConnectionEvictor.java:66)
         at java.lang.Thread.run(Thread.java:748)   106) Thread[id=15879, 
name=qtp639729512-15879, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626) 
        at java.lang.Thread.run(Thread.java:748)   107) Thread[id=16083, 
name=zkCallback-2014-thread-3, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.SynchronousQueue$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)   108) Thread[id=15994, 
name=qtp28283093-15994, state=TIMED_WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]         at 
sun.misc.Unsafe.park(Native Method)         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)         
at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
         at 
org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:392)     
    at 
org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:600)
    

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

til.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$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   108) Thread[id=16035, name=qtp1291700668-16035, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at 
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2163)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.reservedWait(ReservedThreadExecutor.java:308)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:373)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   109) Thread[id=16066, name=zkCallback-1994-thread-2, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at 
java.util.concurrent.SynchronousQueue$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]    >   110) Thread[id=15802, name=Scheduler-1917487798, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [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]    >   111) Thread[id=16037, name=Scheduler-826345350, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [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]    >   112) Thread[id=16074, name=zkCallback-1974-thread-4, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [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$Worker.run(ThreadPoolExecutor.java:624)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   113) Thread[id=16008, name=Thread-8093, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at java.lang.Object.wait(Native Method)
   [junit4]    >         at java.lang.Object.wait(Object.java:502)
   [junit4]    >         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)
   [junit4]    >   114) Thread[id=16029, name=qtp1291700668-16029, 
state=RUNNABLE, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at sun.nio.ch.IOUtil.drain(Native Method)
   [junit4]    >         at 
sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:104)
   [junit4]    >         at 
sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
   [junit4]    >         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
   [junit4]    >         at 
sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
   [junit4]    >         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.select(ManagedSelector.java:375)
   [junit4]    >         at 
org.eclipse.jetty.io.ManagedSelector$SelectorProducer.produce(ManagedSelector.java:304)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:179)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:140)
   [junit4]    >         at 
org.eclipse.jetty.io.ManagedSelector$$Lambda$99/1324735595.run(Unknown Source)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:708)
   [junit4]    >         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:626)
   [junit4]    >         at java.lang.Thread.run(Thread.java:748)
   [junit4]    >   115) Thread[id=15894, name=Thread-8043, state=WAITING, 
group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at java.lang.Object.wait(Native Method)
   [junit4]    >         at java.lang.Object.wait(Object.java:502)
   [junit4]    >         at 
org.apache.solr.core.CloserThread.run(CoreContainer.java:1722)
   [junit4]    >   116) Thread[id=16069, name=zkCallback-2025-thread-2, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [junit4]    >         at sun.misc.Unsafe.park(Native Method)
   [junit4]    >         at 
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
   [junit4]    >         at 
java.util.concurrent.SynchronousQueue$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]    >   117) Thread[id=16088, name=zkCallback-1994-thread-4, 
state=TIMED_WAITING, group=TGRP-HdfsChaosMonkeySafeLeaderTest]
   [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]    >        at 
__randomizedtesting.SeedInfo.seed([CC7CCC46CDC7D8C1]:0)
   [junit4] Completed [227/777 (2!)] on J1 in 47.91s, 1 test, 3 errors <<< 
FAILURES!

[...truncated 50163 lines...]
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