[jboss-jira] [JBoss JIRA] (REMJMX-157) Resource Leak in RemotingConnector

[Stefan Mocken (JIRA)]

    [ https://issues.jboss.org/browse/REMJMX-157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13535141#comment-13535141 ] 

Stefan Mocken commented on REMJMX-157:
--------------------------------------

copied from https://github.com/jbossas/remoting-jmx/issues/26

> Resource Leak in RemotingConnector
> ----------------------------------
>
>                 Key: REMJMX-157
>                 URL: https://issues.jboss.org/browse/REMJMX-157
>             Project: Remoting JMX
>          Issue Type: Bug
>            Reporter: Stefan Mocken
>            Assignee: Darran Lofthouse
>
> If opening a Connection fails for any reason, the Endpoint is not closed.
> So in a corrosponding thread dump for every failed connection there will be the following dead entries:
> ############################################################
> "Remoting "endpoint" Accept" #215802 daemon prio=5 os_prio=0 tid=0x00007f48dc21a000 nid=0x4e8e runnable [0x00007f48894d6000]
> java.lang.Thread.State: RUNNABLE
> at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
> at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
> - locked <0x00000000f01d1d10> (a sun.nio.ch.Util$3)
> - locked <0x00000000f01d1d00> (a java.util.Collections$UnmodifiableSet)
> - locked <0x00000000f01d1be8> (a sun.nio.ch.EPollSelectorImpl)
> at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
> at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
> at org.xnio.nio.WorkerThread.run(WorkerThread.java:509)
> "Remoting "endpoint" I/O-1" #215801 daemon prio=5 os_prio=0 tid=0x00007f48dc08c000 nid=0x4e8d runnable [0x00007f4885ea0000]
> java.lang.Thread.State: RUNNABLE
> at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
> at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
> at sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:93)
> at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)
> - locked <0x00000000f01cc188> (a sun.nio.ch.Util$3)
> - locked <0x00000000f01cc178> (a java.util.Collections$UnmodifiableSet)
> - locked <0x00000000f01cc060> (a sun.nio.ch.EPollSelectorImpl)
> at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)
> at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:101)
> at org.xnio.nio.WorkerThread.run(WorkerThread.java:509)
> ############################################################
> NitinRanjan suggested to patch
> the close() method of RemotingConnector.java which is responsible for closing the endpoint threads and others.
> In case of connection not established the state is UNUSED which makes the close method to return without closing the endpoint thread.



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