[jboss-jira] [JBoss JIRA] Resolved: (JGRP-821) Starting VERIFY_SUSPECT timer thread causes java.lang.IllegalThreadStateException

[Vladimir Blagojevic (JIRA)]

     [ https://jira.jboss.org/jira/browse/JGRP-821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Blagojevic resolved JGRP-821.
--------------------------------------

    Resolution: Done


Resolve set:

Branch 2.7 (HEAD)
  1.38                          JGroups/src/org/jgroups/protocols/VERIFY_SUSPECT.java

Branch 2.6
  1.32.2.2  +27 -27    JGroups/src/org/jgroups/protocols/VERIFY_SUSPECT.java

> Starting VERIFY_SUSPECT timer thread causes java.lang.IllegalThreadStateException
> ---------------------------------------------------------------------------------
>
>                 Key: JGRP-821
>                 URL: https://jira.jboss.org/jira/browse/JGRP-821
>             Project: JGroups
>          Issue Type: Bug
>    Affects Versions: 2.6.3, 2.7
>            Reporter: Vladimir Blagojevic
>            Assignee: Vladimir Blagojevic
>             Fix For: 2.6.4, 2.7
>
>
> I believe this is related to concurrent message processing of multiple suspect messages. Timer needs to be started while holding a lock - we properly publish thread references as well. 
> java.lang.IllegalThreadStateException
>     at java.lang.Thread.start(Unknown Source)
>     at org.jgroups.protocols.VERIFY_SUSPECT.startTimer(VERIFY_SUSPECT.java:293)
>     at org.jgroups.protocols.VERIFY_SUSPECT.verifySuspect(VERIFY_SUSPECT.java:240)
>     at org.jgroups.protocols.VERIFY_SUSPECT.up(VERIFY_SUSPECT.java:122)
>     at org.jgroups.protocols.FD.up(FD.java:269)
>     at org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:309)
>     at org.jgroups.protocols.MERGE2.up(MERGE2.java:144)
>     at org.jgroups.protocols.Discovery.up(Discovery.java:244)
>     at org.jgroups.protocols.TP.passMessageUp(TP.java:1266)
>     at org.jgroups.protocols.TP.access$100(TP.java:49)
>     at org.jgroups.protocols.TP$IncomingPacket.handleMyMessage(TP.java:1809)
>     at org.jgroups.protocols.TP$IncomingPacket.run(TP.java:1788)
>     at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
>     at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
>     at java.lang.Thread.run(Unknown Source)

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