Problem Suspect 1

Description

One instance of org.wildfly.transaction.client.provider.remoting.TransactionClientChannel loaded by sun.misc.Launcher$AppClassLoader @ 0x6c0010658 occupies 183,388,832 (97.01%) bytes. The memory is accumulated in one instance of java.lang.Object[], loaded by <system class loader>, which occupies 183,388,720 (97.01%) bytes.

Keywords

org.wildfly.transaction.client.provider.remoting.TransactionClientChannel
sun.misc.Launcher$AppClassLoader @ 0x6c0010658
java.lang.Object[]

Shortest Paths To the Accumulation Point

Class Name	Shallow Heap	Retained Heap
java.lang.Object[4194304] @ 0x6c51a6e10	16,777,232	183,388,720
\ array java.util.concurrent.atomic.AtomicReferenceArray @ 0x6c7738d10	16	183,388,736
.\ array org.jboss.remoting3._private.IntIndexHashMap$Table @ 0x6c7738cf0	32	183,388,768
..\ table org.jboss.remoting3._private.IntIndexHashMap @ 0x6c0146f30	32	183,388,800
...\ peerTransactionMap org.wildfly.transaction.client.provider.remoting.TransactionClientChannel @ 0x6c0118438	32	183,388,832
....\ this$0 org.wildfly.transaction.client.provider.remoting.TransactionClientChannel$ReceiverImpl @ 0x6c0146f20	16	16
.....\ nextReceiver org.jboss.remoting3.remote.RemoteConnectionChannel @ 0x6c0118458	120	5,080
......\ channel org.jboss.remoting3.ClientServiceHandle @ 0x6c000e308	32	32
.......\ CLIENT_SERVICE_HANDLE class org.wildfly.transaction.client.provider.remoting.TransactionClientChannel @ 0x6c0147e90	8	456
........\ [991] java.lang.Object[1280] @ 0x6c0290478	5,136	181,016
.........\ elementData java.util.Vector @ 0x6c0289298	32	181,048
..........\ classes sun.misc.Launcher$AppClassLoader @ 0x6c0010658	80	299,272
...........+ contextClassLoader org.xnio.nio.WorkerThread @ 0x6c00127c0 XNIO-1 Accept Thread	152	1,088
...........+ contextClassLoader java.lang.Thread @ 0x6c0012d68 Signal Dispatcher Thread	120	256
...........+ contextClassLoader java.lang.Thread @ 0x6c0019ec0 XNIO-1 task-1 Thread	120	1,736
...........+ scloader class sun.launcher.LauncherHelper @ 0x6c001a240 System Class	80	1,008
...........+ contextClassLoader java.lang.Thread @ 0x6c001a390 main Thread	120	82,936
...........+ contextClassLoader org.xnio.nio.WorkerThread @ 0x6c001d650 XNIO-1 I/O-1 Thread	152	5,512
...........+ scl class java.lang.ClassLoader @ 0x6c014c5a0 System Class	40	2,448
...........+ contextClassLoader java.lang.Thread @ 0x7715c9348 Attach Listener Thread	120	248
...........+ <classloader> class client.TestUserTransaction @ 0x6c001a310 »	8	1,336
...........+ parent java.util.ResourceBundle$RBClassLoader @ 0x6c0037d18 »	56	496
...........+ <classloader> class org.xnio.nio.WorkerThread @ 0x6c01da6a0 »	40	3,192
...........+ loader sun.misc.Launcher @ 0x6c03b1230 »	16	16
...........+ <classloader> class org.xnio.XnioWorker$WorkerThreadFactory$1$1 @ 0x6c0188630 »	0	0
...........+ <classloader> class org.jboss.threads.EnhancedQueueExecutor$ThreadBody @ 0x6c0188700 »	8	8
...........+ <classloader> class org.jboss.threads.EnhancedQueueExecutor$PoolThreadNode @ 0x6c01ce7e8 »	8	112
...........+ <classloader> class org.jboss.threads.EnhancedQueueExecutor @ 0x6c01da3e8 »	176	2,504
...........+ <classloader> class org.xnio.nio.NioXnioWorker @ 0x6c01db4d8 »	24	528
...........+ classloader java.security.ProtectionDomain @ 0x6c0013138 »	40	800
...........+ <classloader> class org.jboss.ejb._private.Logs @ 0x6c007fa28 »	24	136
...........+ loader com.sun.jmx.mbeanserver.ClassLoaderRepositorySupport$LoaderEntry @ 0x6c011a350 »	24	24
...........+ <classloader> class org.wildfly.transaction.client.ContextTransactionManager$State @ 0x6c0168200 »	0	0
...........+ <classloader> class org.xnio.nio.WorkerThread$TimeKey @ 0x6c01a1e40 »	0	0
...........+ <classloader> class org.xnio.ByteBufferPool$DefaultCache @ 0x6c01a20b0 »	0	0
...........\ Total: 23 entries

Thread root on shortest path

The stacktrace of this Thread is available. See stacktrace.

Keywords

Accumulated Objects in Dominator Tree

Class Name	Shallow Heap	Retained Heap	Percentage
org.wildfly.transaction.client.provider.remoting.TransactionClientChannel @ 0x6c0118438	32	183,388,832	97.01%
\ org.jboss.remoting3._private.IntIndexHashMap @ 0x6c0146f30	32	183,388,800	97.01%
.\ org.jboss.remoting3._private.IntIndexHashMap$Table @ 0x6c7738cf0	32	183,388,768	97.01%
..\ java.util.concurrent.atomic.AtomicReferenceArray @ 0x6c7738d10	16	183,388,736	97.01%
...\ java.lang.Object[4194304] @ 0x6c51a6e10	16,777,232	183,388,720	97.01%
....+ java.lang.Object[8] @ 0x6cdb89f58	48	560	0.00%
....+ java.lang.Object[7] @ 0x6c9686750	48	496	0.00%
....+ java.lang.Object[7] @ 0x6ca000768	48	496	0.00%
....+ java.lang.Object[7] @ 0x6cc42a598	48	496	0.00%
....+ java.lang.Object[7] @ 0x6cd75ea88	48	496	0.00%
....+ java.lang.Object[7] @ 0x6cddf12c0	48	496	0.00%
....+ java.lang.Object[6] @ 0x6c63eb660	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c68c4480	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c7431e58	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c77810d8	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c7e73260	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c7e92210	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c7ee12e8	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c80a8420	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c8477788	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c84c67f0	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c851c7f0	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c91b9be8	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c942c898	40	424	0.00%
....+ java.lang.Object[6] @ 0x6c9786640	40	424	0.00%
....\ Total: 20 entries	848	8,976	0.00%

Accumulated Objects by Class in Dominator Tree

Label	Number of Objects	Used Heap Size	Retained Heap Size
java.lang.Object[] First 10 of 1,590,919 objects	1,590,919	38,611,744	166,611,488

All Accumulated Objects by Class

Class Name	Objects	Shallow Heap
org.wildfly.transaction.client.provider.remoting.RemotingRemoteTransactionHandle First 10 of 1,999,996 objects	1,999,996	63,999,872
java.lang.Object[] First 10 of 1,590,920 objects	1,590,920	55,388,976
org.wildfly.transaction.client.provider.remoting.RemotingRemoteTransactionHandle$$Lambda$157 First 10 of 1,999,996 objects	1,999,996	31,999,936
java.util.concurrent.atomic.AtomicInteger First 10 of 1,999,996 objects	1,999,996	31,999,936
Total: 4 entries	7,590,908	183,388,720

Thread Details

Thread XNIO-1 Accept

Thread Properties

Object / Stack Frame	org.xnio.nio.WorkerThread @ 0x6c00127c0
Name	XNIO-1 Accept
Shallow Heap	152
Retained Heap	1,088
Max. Locals' Retained Heap
Context Class Loader	sun.misc.Launcher$AppClassLoader @ 0x6c0010658
Is Daemon	true
Priority	5
State	[alive, runnable]
State value	0x5
Total: 10 entries

Thread Stack

XNIO-1 Accept
  at sun.nio.ch.KQueueArrayWrapper.kevent0(IJIJ)I (Native Method)
  at sun.nio.ch.KQueueArrayWrapper.poll(J)I (KQueueArrayWrapper.java:198)
  at sun.nio.ch.KQueueSelectorImpl.doSelect(J)I (KQueueSelectorImpl.java:117)
  at sun.nio.ch.SelectorImpl.lockAndDoSelect(J)I (SelectorImpl.java:86)
  at sun.nio.ch.SelectorImpl.select(J)I (SelectorImpl.java:97)
  at sun.nio.ch.SelectorImpl.select()I (SelectorImpl.java:101)
  at org.xnio.nio.WorkerThread.run()V (WorkerThread.java:532)