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Posted to issues@activemq.apache.org by "clebert suconic (JIRA)" <ji...@apache.org> on 2019/01/18 02:21:08 UTC
[jira] [Closed] (ARTEMIS-2111) ManagementContext can leak
[ https://issues.apache.org/jira/browse/ARTEMIS-2111?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
clebert suconic closed ARTEMIS-2111.
------------------------------------
> ManagementContext can leak
> --------------------------
>
> Key: ARTEMIS-2111
> URL: https://issues.apache.org/jira/browse/ARTEMIS-2111
> Project: ActiveMQ Artemis
> Issue Type: Bug
> Affects Versions: 2.6.3
> Reporter: Justin Bertram
> Assignee: Justin Bertram
> Priority: Major
> Fix For: 2.7.0, 2.6.4
>
>
> If a {{management-context}} {{connector}} is configured in {{management.xml}} (e.g. below) and {{org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl#stop(boolean, boolean, boolean)}} is called (e.g. due to criticalIOErrors) the JVM will not exit due to a handful of leaked RMI related threads for the MBean server implementation.
> {code:xml}
> <management-context xmlns="http://activemq.org/schema">
> <connector connector-port="1099" connector-host="0.0.0.0"/>
> ...
> </management-context>
> {code}
> Here's an example thread dump after the broker has stopped:
> {noformat}
> 2018-08-10 10:47:59
> Full thread dump Java HotSpot(TM) 64-Bit Server VM (25.20-b23 mixed mode):
> "Attach Listener" #122 daemon prio=9 os_prio=31 tid=0x00007fe609a37800 nid=0x920f waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "DestroyJavaVM" #57 prio=5 os_prio=31 tid=0x00007fe60a000800 nid=0x1c03 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "RMI RenewClean-[192.168.1.125:62416]" #20 daemon prio=5 os_prio=31 tid=0x00007fe609432800 nid=0x7f03 in Object.wait() [0x000070000672e000]
> java.lang.Thread.State: TIMED_WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> - waiting on <0x00000007400d1e18> (a java.lang.ref.ReferenceQueue$Lock)
> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:142)
> - locked <0x00000007400d1e18> (a java.lang.ref.ReferenceQueue$Lock)
> at sun.rmi.transport.DGCClient$EndpointEntry$RenewCleanThread.run(DGCClient.java:536)
> at java.lang.Thread.run(Thread.java:745)
> Locked ownable synchronizers:
> - None
> "RMI Scheduler(0)" #19 daemon prio=5 os_prio=31 tid=0x00007fe60c2c4000 nid=0x7d03 waiting on condition [0x000070000662b000]
> java.lang.Thread.State: TIMED_WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> - parking to wait for <0x000000074017e5b8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
> at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
> at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2078)
> at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1093)
> at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:809)
> at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Locked ownable synchronizers:
> - None
> "GC Daemon" #17 daemon prio=2 os_prio=31 tid=0x00007fe60c2bb000 nid=0x7903 in Object.wait() [0x0000700006425000]
> java.lang.Thread.State: TIMED_WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> - waiting on <0x00000007402b00c8> (a sun.misc.GC$LatencyLock)
> at sun.misc.GC$Daemon.run(GC.java:117)
> - locked <0x00000007402b00c8> (a sun.misc.GC$LatencyLock)
> Locked ownable synchronizers:
> - None
> "RMI Reaper" #16 prio=5 os_prio=31 tid=0x00007fe60d001800 nid=0x7703 in Object.wait() [0x0000700006322000]
> java.lang.Thread.State: WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> - waiting on <0x00000007401d9310> (a java.lang.ref.ReferenceQueue$Lock)
> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:142)
> - locked <0x00000007401d9310> (a java.lang.ref.ReferenceQueue$Lock)
> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:158)
> at sun.rmi.transport.ObjectTable$Reaper.run(ObjectTable.java:351)
> at java.lang.Thread.run(Thread.java:745)
> Locked ownable synchronizers:
> - None
> "RMI TCP Accept-0" #15 daemon prio=5 os_prio=31 tid=0x00007fe60a902000 nid=0x7503 runnable [0x000070000621f000]
> java.lang.Thread.State: RUNNABLE
> at java.net.PlainSocketImpl.socketAccept(Native Method)
> at java.net.AbstractPlainSocketImpl.accept(AbstractPlainSocketImpl.java:404)
> at java.net.ServerSocket.implAccept(ServerSocket.java:545)
> at java.net.ServerSocket.accept(ServerSocket.java:513)
> at sun.rmi.transport.tcp.TCPTransport$AcceptLoop.executeAcceptLoop(TCPTransport.java:389)
> at sun.rmi.transport.tcp.TCPTransport$AcceptLoop.run(TCPTransport.java:361)
> at java.lang.Thread.run(Thread.java:745)
> Locked ownable synchronizers:
> - None
> "RMI TCP Accept-1099" #14 daemon prio=5 os_prio=31 tid=0x00007fe60a411800 nid=0x7303 runnable [0x000070000611c000]
> java.lang.Thread.State: RUNNABLE
> at java.net.PlainSocketImpl.socketAccept(Native Method)
> at java.net.AbstractPlainSocketImpl.accept(AbstractPlainSocketImpl.java:404)
> at java.net.ServerSocket.implAccept(ServerSocket.java:545)
> at java.net.ServerSocket.accept(ServerSocket.java:513)
> at sun.rmi.transport.tcp.TCPTransport$AcceptLoop.executeAcceptLoop(TCPTransport.java:389)
> at sun.rmi.transport.tcp.TCPTransport$AcceptLoop.run(TCPTransport.java:361)
> at java.lang.Thread.run(Thread.java:745)
> Locked ownable synchronizers:
> - None
> "ActiveMQ Artemis Server Shutdown Timer" #12 daemon prio=5 os_prio=31 tid=0x00007fe60b80a800 nid=0x7103 in Object.wait() [0x0000700006019000]
> java.lang.Thread.State: TIMED_WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> at java.util.TimerThread.mainLoop(Timer.java:552)
> - locked <0x00000007402450b8> (a java.util.TaskQueue)
> at java.util.TimerThread.run(Timer.java:505)
> Locked ownable synchronizers:
> - None
> "Service Thread" #10 daemon prio=9 os_prio=31 tid=0x00007fe60916e000 nid=0x6d03 runnable [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "C1 CompilerThread3" #9 daemon prio=9 os_prio=31 tid=0x00007fe60a02d800 nid=0x6b03 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "C2 CompilerThread2" #8 daemon prio=9 os_prio=31 tid=0x00007fe609812800 nid=0x6903 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "C2 CompilerThread1" #7 daemon prio=9 os_prio=31 tid=0x00007fe609163000 nid=0x6703 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "C2 CompilerThread0" #6 daemon prio=9 os_prio=31 tid=0x00007fe60c016800 nid=0x6503 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "Signal Dispatcher" #5 daemon prio=9 os_prio=31 tid=0x00007fe60c014800 nid=0x6303 runnable [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "Surrogate Locker Thread (Concurrent GC)" #4 daemon prio=9 os_prio=31 tid=0x00007fe609158800 nid=0x6003 waiting on condition [0x0000000000000000]
> java.lang.Thread.State: RUNNABLE
> Locked ownable synchronizers:
> - None
> "Finalizer" #3 daemon prio=8 os_prio=31 tid=0x00007fe609152800 nid=0x5103 in Object.wait() [0x00007000056fe000]
> java.lang.Thread.State: WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> - waiting on <0x00000007401972f8> (a java.lang.ref.ReferenceQueue$Lock)
> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:142)
> - locked <0x00000007401972f8> (a java.lang.ref.ReferenceQueue$Lock)
> at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:158)
> at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)
> Locked ownable synchronizers:
> - None
> "Reference Handler" #2 daemon prio=10 os_prio=31 tid=0x00007fe60a02a800 nid=0x4f03 in Object.wait() [0x00007000055fb000]
> java.lang.Thread.State: WAITING (on object monitor)
> at java.lang.Object.wait(Native Method)
> - waiting on <0x0000000740348588> (a java.lang.ref.Reference$Lock)
> at java.lang.Object.wait(Object.java:502)
> at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:157)
> - locked <0x0000000740348588> (a java.lang.ref.Reference$Lock)
> Locked ownable synchronizers:
> - None
> "VM Thread" os_prio=31 tid=0x00007fe60a028000 nid=0x4d03 runnable
> "Gang worker#0 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60a00e800 nid=0x2503 runnable
> "Gang worker#1 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60900c800 nid=0x2703 runnable
> "Gang worker#2 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60a00f000 nid=0x2903 runnable
> "Gang worker#3 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60900d000 nid=0x2b03 runnable
> "Gang worker#4 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60a010000 nid=0x2d03 runnable
> "Gang worker#5 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60900e000 nid=0x2f03 runnable
> "Gang worker#6 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60a800000 nid=0x3103 runnable
> "Gang worker#7 (Parallel GC Threads)" os_prio=31 tid=0x00007fe60a010800 nid=0x3303 runnable
> "G1 Main Concurrent Mark GC Thread" os_prio=31 tid=0x00007fe60980a000 nid=0x4703 runnable
> "Gang worker#0 (G1 Parallel Marking Threads)" os_prio=31 tid=0x00007fe609010000 nid=0x4903 runnable
> "Gang worker#1 (G1 Parallel Marking Threads)" os_prio=31 tid=0x00007fe609010800 nid=0x4b03 runnable
> "G1 Concurrent Refinement Thread#0" os_prio=31 tid=0x00007fe60a012000 nid=0x4503 runnable
> "G1 Concurrent Refinement Thread#1" os_prio=31 tid=0x00007fe60b801800 nid=0x4303 runnable
> "G1 Concurrent Refinement Thread#2" os_prio=31 tid=0x00007fe60a011000 nid=0x4103 runnable
> "G1 Concurrent Refinement Thread#3" os_prio=31 tid=0x00007fe60900f000 nid=0x3f03 runnable
> "G1 Concurrent Refinement Thread#4" os_prio=31 tid=0x00007fe60b801000 nid=0x3d03 runnable
> "G1 Concurrent Refinement Thread#5" os_prio=31 tid=0x00007fe60900e800 nid=0x3b03 runnable
> "G1 Concurrent Refinement Thread#6" os_prio=31 tid=0x00007fe60b800000 nid=0x3903 runnable
> "G1 Concurrent Refinement Thread#7" os_prio=31 tid=0x00007fe609802000 nid=0x3703 runnable
> "G1 Concurrent Refinement Thread#8" os_prio=31 tid=0x00007fe609801000 nid=0x3503 runnable
> "VM Periodic Task Thread" os_prio=31 tid=0x00007fe60915e800 nid=0x6f03 waiting on condition
> JNI global references: 294
> {noformat}
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