[jboss-jira] [JBoss JIRA] (JGRP-1655) ThreadLocal leaks discovered after enabling Tomcat 7 ThreadLocal detection listener

[Bela Ban (JIRA)]

     [ https://issues.jboss.org/browse/JGRP-1655?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bela Ban updated JGRP-1655:
---------------------------

    Fix Version/s: 3.3.4

    
> ThreadLocal leaks discovered after enabling Tomcat 7 ThreadLocal detection listener
> -----------------------------------------------------------------------------------
>
>                 Key: JGRP-1655
>                 URL: https://issues.jboss.org/browse/JGRP-1655
>             Project: JGroups
>          Issue Type: Bug
>    Affects Versions: 3.3.2
>            Reporter: Manuel Dominguez Sarmiento
>            Assignee: Bela Ban
>             Fix For: 3.3.4, 3.4
>
>
> After enabling Tomcat 7's org.apache.catalina.core.ThreadLocalLeakPreventionListener, we found this while undeploying our webapp:
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal at 6ae3209a]) and a value of type [org.jgroups.protocols.TP.ProtocolAdapter] (value [locks (21)]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
> SEVERE: The web application [/cms] created a ThreadLocal with key of type [org.jgroups.protocols.FlowControl$1] (value [org.jgroups.protocols.FlowControl$1 at 536c4bc7]) and a value of type [java.lang.Boolean] (value [false]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
> Jul 12, 2013 11:19:04 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks

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