ZooKeeper_branch35_jdk8 - Build # 674 - Failure

[Apache Jenkins Server]

See https://builds.apache.org/job/ZooKeeper_branch35_jdk8/674/

###################################################################################
########################## LAST 60 LINES OF THE CONSOLE 
###########################
[...truncated 59.02 MB...]
    [junit]     at 
java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireInterruptibly(AbstractQueuedSynchronizer.java:1220)
    [junit]     at 
java.util.concurrent.locks.ReentrantLock.lockInterruptibly(ReentrantLock.java:335)
    [junit]     at 
java.util.concurrent.LinkedBlockingQueue.put(LinkedBlockingQueue.java:339)
    [junit]     at 
org.apache.zookeeper.server.quorum.LearnerHandler.shutdown(LearnerHandler.java:921)
    [junit]     at 
org.apache.zookeeper.server.quorum.LearnerHandler.run(LearnerHandler.java:642)
    [junit] 2017-09-18 12:10:04,067 [myid:] - INFO  
[NIOServerCxnFactory.SelectorThread-2:NIOServerCnxnFactory$SelectorThread@420] 
- selector thread exitted run method
    [junit] 2017-09-18 12:10:04,066 [myid:] - INFO  
[ConnnectionExpirer:NIOServerCnxnFactory$ConnectionExpirerThread@583] - 
ConnnectionExpirerThread interrupted
    [junit] 2017-09-18 12:10:04,067 [myid:] - INFO  
[NIOServerCxnFactory.SelectorThread-1:NIOServerCnxnFactory$SelectorThread@420] 
- selector thread exitted run method
    [junit] 2017-09-18 12:10:04,067 [myid:] - INFO  
[NIOServerCxnFactory.SelectorThread-0:NIOServerCnxnFactory$SelectorThread@420] 
- selector thread exitted run method
    [junit] 2017-09-18 12:10:04,067 [myid:] - INFO  
[NIOServerCxnFactory.AcceptThread:/127.0.0.1:14076:NIOServerCnxnFactory$AcceptThread@219]
 - accept thread exitted run method
    [junit] 2017-09-18 12:10:04,067 [myid:] - WARN  
[LearnerHandler-/127.0.0.1:43080:LearnerHandler@923] - Ignoring unexpected 
exception
    [junit] java.lang.InterruptedException
    [junit]     at 
java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireInterruptibly(AbstractQueuedSynchronizer.java:1220)
    [junit]     at 
java.util.concurrent.locks.ReentrantLock.lockInterruptibly(ReentrantLock.java:335)
    [junit]     at 
java.util.concurrent.LinkedBlockingQueue.put(LinkedBlockingQueue.java:339)
    [junit]     at 
org.apache.zookeeper.server.quorum.LearnerHandler.shutdown(LearnerHandler.java:921)
    [junit]     at 
org.apache.zookeeper.server.quorum.LearnerHandler.run(LearnerHandler.java:642)
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean 
[org.apache.ZooKeeperService:name0=ReplicatedServer_id5,name1=replica.5,name2=Leader]
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  
[/127.0.0.1:14078:QuorumCnxManager$Listener@892] - Leaving listener
    [junit] 2017-09-18 12:10:04,068 [myid:] - WARN  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):QuorumPeer@1230] - 
Unexpected exception
    [junit] java.lang.InterruptedException
    [junit]     at java.lang.Object.wait(Native Method)
    [junit]     at 
org.apache.zookeeper.server.quorum.Leader.lead(Leader.java:571)
    [junit]     at 
org.apache.zookeeper.server.quorum.QuorumPeer.run(QuorumPeer.java:1227)
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):Leader@634] - 
Shutting down
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  [main:QuorumUtil@254] - 
Shutting down leader election 
QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled)
    [junit] 2017-09-18 12:10:04,068 [myid:] - WARN  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):QuorumPeer@1261] - 
PeerState set to LOOKING
    [junit] 2017-09-18 12:10:04,068 [myid:] - WARN  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):QuorumPeer@1243] - 
QuorumPeer main thread exited
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  [main:QuorumUtil@259] - 
Waiting for QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled) to exit 
thread
    [junit] 2017-09-18 12:10:04,068 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean [org.apache.ZooKeeperService:name0=ReplicatedServer_id5]
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean 
[org.apache.ZooKeeperService:name0=ReplicatedServer_id5,name1=replica.5]
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean 
[org.apache.ZooKeeperService:name0=ReplicatedServer_id5,name1=replica.1]
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean 
[org.apache.ZooKeeperService:name0=ReplicatedServer_id5,name1=replica.2]
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[QuorumPeer[myid=5](plain=/127.0.0.1:14076)(secure=disabled):MBeanRegistry@128] 
- Unregister MBean 
[org.apache.ZooKeeperService:name0=ReplicatedServer_id5,name1=replica.3]
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[main:FourLetterWordMain@87] - connecting to 127.0.0.1 14064
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  [main:QuorumUtil@243] - 
127.0.0.1:14064 is no longer accepting client connections
    [junit] 2017-09-18 12:10:04,069 [myid:] - INFO  
[main:FourLetterWordMain@87] - connecting to 127.0.0.1 14067
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  [main:QuorumUtil@243] - 
127.0.0.1:14067 is no longer accepting client connections
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  
[main:FourLetterWordMain@87] - connecting to 127.0.0.1 14070
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  [main:QuorumUtil@243] - 
127.0.0.1:14070 is no longer accepting client connections
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  
[main:FourLetterWordMain@87] - connecting to 127.0.0.1 14073
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  [main:QuorumUtil@243] - 
127.0.0.1:14073 is no longer accepting client connections
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  
[main:FourLetterWordMain@87] - connecting to 127.0.0.1 14076
    [junit] 2017-09-18 12:10:04,070 [myid:] - INFO  [main:QuorumUtil@243] - 
127.0.0.1:14076 is no longer accepting client connections
    [junit] 2017-09-18 12:10:04,072 [myid:] - INFO  [main:ZKTestCase$1@68] - 
SUCCEEDED testRemoveOneAsynchronous
    [junit] 2017-09-18 12:10:04,072 [myid:] - INFO  [main:ZKTestCase$1@63] - 
FINISHED testRemoveOneAsynchronous
    [junit] Tests run: 13, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
248.793 sec, Thread: 2, Class: org.apache.zookeeper.test.ReconfigTest

fail.build.on.test.failure:

BUILD FAILED
/home/jenkins/jenkins-slave/workspace/ZooKeeper_branch35_jdk8/build.xml:1226: 
The following error occurred while executing this line:
/home/jenkins/jenkins-slave/workspace/ZooKeeper_branch35_jdk8/build.xml:1230: 
Tests failed!

Total time: 8 minutes 48 seconds
Build step 'Invoke Ant' marked build as failure
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any



###################################################################################
############################## FAILED TESTS (if any) 
##############################
45 tests failed.
FAILED:  
org.apache.zookeeper.test.FollowerResyncConcurrencyTest.testResyncBySnapThenDiffAfterFollowerCrashes

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.start(QuorumPeer.java:862)
        at org.apache.zookeeper.test.QuorumUtil.start(QuorumUtil.java:211)
        at org.apache.zookeeper.test.QuorumUtil.restart(QuorumUtil.java:215)
        at 
org.apache.zookeeper.test.FollowerResyncConcurrencyTest.followerResyncCrashTest(FollowerResyncConcurrencyTest.java:237)
        at 
org.apache.zookeeper.test.FollowerResyncConcurrencyTest.testResyncBySnapThenDiffAfterFollowerCrashes(FollowerResyncConcurrencyTest.java:176)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  
org.apache.zookeeper.test.FollowerResyncConcurrencyTest.testFollowerWatcherResync

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.FollowerResyncConcurrencyTest.testFollowerWatcherResync(FollowerResyncConcurrencyTest.java:713)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.AsyncHammerTest.testHammer

Error Message:
null

Stack Trace:
junit.framework.AssertionFailedError
        at 
org.apache.zookeeper.test.AsyncHammerTest.testHammer(AsyncHammerTest.java:185)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testPortChange

Error Message:
Couldn't instantiate org.apache.zookeeper.ClientCnxnSocketNetty

Stack Trace:
java.io.IOException: Couldn't instantiate 
org.apache.zookeeper.ClientCnxnSocketNetty
        at 
org.apache.zookeeper.ZooKeeper.getClientCnxnSocket(ZooKeeper.java:2979)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:883)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:801)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:941)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:688)
        at 
org.apache.zookeeper.test.ReconfigTest.createHandles(ReconfigTest.java:213)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChange(ReconfigTest.java:592)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.lang.reflect.InvocationTargetException
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at 
org.apache.zookeeper.ZooKeeper.getClientCnxnSocket(ZooKeeper.java:2976)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory.<init>(NioClientSocketChannelFactory.java:151)
        at 
org.jboss.netty.channel.socket.nio.NioClientSocketChannelFactory.<init>(NioClientSocketChannelFactory.java:116)
        at 
org.apache.zookeeper.ClientCnxnSocketNetty.<init>(ClientCnxnSocketNetty.java:72)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortLeader

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPort(ReconfigTest.java:722)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortLeader(ReconfigTest.java:718)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testInitialConfigHasPositiveVersion

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testInitialConfigHasPositiveVersion(ReconfigTest.java:893)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveAddOne

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ClientCommunicatorAdmin.<init>(ClientCommunicatorAdmin.java:45)
        at 
javax.management.remote.rmi.RMIConnector$RMIClientCommunicatorAdmin.<init>(RMIConnector.java:1493)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:339)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveAddOne(ReconfigTest.java:250)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveAddTwo

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveAddTwo(ReconfigTest.java:332)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortFollower

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPort(ReconfigTest.java:722)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortFollower(ReconfigTest.java:714)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRemoveAddOne

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRemoveAddOne(ReconfigTest.java:912)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRoleChange

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRoleChange(ReconfigTest.java:512)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testBulkReconfig

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testBulkReconfig(ReconfigTest.java:432)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRoleChange

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRoleChange(ReconfigTest.java:991)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveOneAsynchronous

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveOneAsynchronous(ReconfigTest.java:471)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionTimeout

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testMinMaxSessionTimeout

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionMove

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionTimeoutAccess

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testSession

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  
org.apache.zookeeper.test.SessionTest.testSessionStateNoDupStateReporting

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.WatcherTest.testWatchAutoResetWithPending

Error Message:
Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:497)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.WatcherTest.testWatcherCorrectness

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  
org.apache.zookeeper.test.WatcherTest.testWatcherAutoResetDisabledWithLocal

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  org.apache.zookeeper.test.WatcherTest.testWatcherAutoResetWithGlobal

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  org.apache.zookeeper.test.WatcherTest.testWatcherCount

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  
org.apache.zookeeper.test.WatcherTest.testWatcherAutoResetDisabledWithGlobal

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  org.apache.zookeeper.test.WatcherTest.testWatcherAutoResetWithLocal

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at 
org.apache.zookeeper.test.ClientBase.createNewServerInstance(ClientBase.java:431)
        at org.apache.zookeeper.test.ClientBase.startServer(ClientBase.java:510)
        at org.apache.zookeeper.test.ClientBase.setUp(ClientBase.java:503)
        at org.apache.zookeeper.test.WatcherTest.setUp(WatcherTest.java:76)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testQuorumSystemChange

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.createElectionAlgorithm(QuorumPeer.java:1049)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.startLeaderElection(QuorumPeer.java:937)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.start(QuorumPeer.java:861)
        at org.apache.zookeeper.test.QuorumUtil.start(QuorumUtil.java:211)
        at org.apache.zookeeper.test.QuorumUtil.startAll(QuorumUtil.java:145)
        at 
org.apache.zookeeper.test.ReconfigTest.testQuorumSystemChange(ReconfigTest.java:818)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testPortChange

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChange(ReconfigTest.java:589)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortLeader

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ClientCommunicatorAdmin.<init>(ClientCommunicatorAdmin.java:45)
        at 
javax.management.remote.rmi.RMIConnector$RMIClientCommunicatorAdmin.<init>(RMIConnector.java:1493)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:339)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPort(ReconfigTest.java:722)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortLeader(ReconfigTest.java:718)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testInitialConfigHasPositiveVersion

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testInitialConfigHasPositiveVersion(ReconfigTest.java:893)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveAddOne

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ClientCommunicatorAdmin.<init>(ClientCommunicatorAdmin.java:45)
        at 
javax.management.remote.rmi.RMIConnector$RMIClientCommunicatorAdmin.<init>(RMIConnector.java:1493)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:339)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveAddOne(ReconfigTest.java:250)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveAddTwo

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveAddTwo(ReconfigTest.java:332)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortFollower

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPort(ReconfigTest.java:722)
        at 
org.apache.zookeeper.test.ReconfigTest.testPortChangeToBlockedPortFollower(ReconfigTest.java:714)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRemoveAddOne

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRemoveAddOne(ReconfigTest.java:912)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRoleChange

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRoleChange(ReconfigTest.java:512)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testBulkReconfig

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testBulkReconfig(ReconfigTest.java:432)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRoleChange

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.quorum.QuorumPeer.<init>(QuorumPeer.java:966)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:117)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testJMXBeanAfterRoleChange(ReconfigTest.java:991)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.ReconfigTest.testRemoveOneAsynchronous

Error Message:
java.rmi.ServerError: Error occurred in server thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread

Stack Trace:
java.lang.RuntimeException: java.rmi.ServerError: Error occurred in server 
thread; nested exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:122)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:127)
        at 
org.apache.zookeeper.test.ReconfigTest.testRemoveOneAsynchronous(ReconfigTest.java:471)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)
Caused by: java.rmi.ServerError: Error occurred in server thread; nested 
exception is: 
        java.lang.OutOfMemoryError: unable to create new native thread
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:386)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
        at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283)
        at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260)
        at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161)
        at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown 
Source)
        at 
javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2430)
        at 
javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:308)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
        at 
javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
        at org.apache.zookeeper.test.JMXEnv.setUp(JMXEnv.java:58)
        at org.apache.zookeeper.test.QuorumUtil.<init>(QuorumUtil.java:90)
Caused by: java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
com.sun.jmx.remote.internal.ServerCommunicatorAdmin.<init>(ServerCommunicatorAdmin.java:50)
        at 
javax.management.remote.rmi.RMIConnectionImpl$RMIServerCommunicatorAdmin.<init>(RMIConnectionImpl.java:1321)
        at 
javax.management.remote.rmi.RMIConnectionImpl.<init>(RMIConnectionImpl.java:164)
        at 
javax.management.remote.rmi.RMIJRMPServerImpl.makeClient(RMIJRMPServerImpl.java:207)
        at 
javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:250)
        at 
javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:199)
        at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
        at sun.rmi.transport.Transport$1.run(Transport.java:200)
        at sun.rmi.transport.Transport$1.run(Transport.java:197)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
        at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
        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)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionTimeout

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testMinMaxSessionTimeout

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionMove

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.SessionTest.testSessionTimeoutAccess

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at 
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:957)
        at 
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1378)
        at 
org.jboss.netty.util.internal.DeadLockProofWorker.start(DeadLockProofWorker.java:38)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:368)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(AbstractNioSelector.java:100)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractNioWorker.java:52)
        at 
org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:39)
        at 
org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool.java:33)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:149)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:131)
        at 
org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<init>(NioServerSocketChannelFactory.java:115)
        at 
org.apache.zookeeper.server.NettyServerCnxnFactory.<init>(NettyServerCnxnFactory.java:332)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at java.lang.Class.newInstance(Class.java:442)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:133)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:153)
        at 
org.apache.zookeeper.server.ServerCnxnFactory.createFactory(ServerCnxnFactory.java:147)
        at org.apache.zookeeper.test.SessionTest.setUp(SessionTest.java:77)


FAILED:  org.apache.zookeeper.test.QuorumHammerTest.testHammerBasic

Error Message:
unable to create new native thread

Stack Trace:
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:717)
        at org.apache.zookeeper.ClientCnxn.start(ClientCnxn.java:400)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:884)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:801)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:941)
        at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:688)
        at 
org.apache.zookeeper.admin.ZooKeeperAdmin.<init>(ZooKeeperAdmin.java:79)
        at 
org.apache.zookeeper.TestableZooKeeper.<init>(TestableZooKeeper.java:36)
        at 
org.apache.zookeeper.test.ClientBase.createClient(ClientBase.java:228)
        at 
org.apache.zookeeper.test.ClientBase.createClient(ClientBase.java:220)
        at 
org.apache.zookeeper.test.ClientBase.createClient(ClientBase.java:205)
        at 
org.apache.zookeeper.test.ClientBase.createClient(ClientBase.java:198)
        at 
org.apache.zookeeper.test.ClientHammerTest.runHammer(ClientHammerTest.java:130)
        at 
org.apache.zookeeper.test.ClientHammerTest.testHammerBasic(ClientHammerTest.java:120)
        at 
org.apache.zookeeper.test.QuorumHammerTest.testHammerBasic(QuorumHammerTest.java:49)
        at 
org.apache.zookeeper.JUnit4ZKTestRunner$LoggedInvokeMethod.evaluate(JUnit4ZKTestRunner.java:79)


FAILED:  org.apache.zookeeper.test.QuorumMajorityTest.testMajQuorums

Error Message:
waiting for server up

Stack Trace:
junit.framework.AssertionFailedError: waiting for server up
        at 
org.apache.zookeeper.test.QuorumBase.startServers(QuorumBase.java:223)
        at org.apache.zookeeper.test.QuorumBase.setUp(QuorumBase.java:120)
        at org.apache.zookeeper.test.QuorumBase.setUp(QuorumBase.java:78)