[jira] [Resolved] (ARTEMIS-2593) Thread leak test failure with OpenJ9 JVM

["Justin Bertram (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARTEMIS-2593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Justin Bertram resolved ARTEMIS-2593.
-------------------------------------
    Resolution: Fixed

> Thread leak test failure with OpenJ9 JVM
> ----------------------------------------
>
>                 Key: ARTEMIS-2593
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-2593
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>            Reporter: Domenico Bruscino
>            Priority: Major
>             Fix For: 2.11.0
>
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> The test suite checks thread leak after each test, checking all the running threads at the end of the test and if any of the thread is not in the expected set, the test will fail. 
> The expected set is a set of thread names that can be ignored when checking thread leak. With OpenJ9 JVM, the broker will cause a daemon thread called "MemoryMXBean" to be started by the VM. This thread is not controlled by the broker and should be put to the expected set. Otherwise tests will report false thread leak error.
> {code}
> LEAKING THREADS
> =============================================================================
> Thread Thread[MemoryMXBean notification dispatcher,6,main] is still alive with the following stackTrace:
> jdk.management/com.ibm.lang.management.internal.MemoryNotificationThread.processNotificationLoop(Native Method)
> jdk.management/com.ibm.lang.management.internal.MemoryNotificationThread.run(MemoryNotificationThread.java:183)
> *********************************************************************************
> [main] 01:01:21,829 INFO  [org.apache.activemq.artemis.utils.ThreadLeakCheckRule] #test forceGC
> [main] 01:01:21,877 INFO  [org.apache.activemq.artemis.utils.ThreadLeakCheckRule] #test forceGC Done 
> *********************************************************************************
> {code}
>  



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