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From bugzi...@apache.org
Subject [Bug 58218] New: Blocked trying to get lock: org/apache/log4j/spi/RootLogger
Date Thu, 06 Aug 2015 12:17:46 GMT
https://bz.apache.org/bugzilla/show_bug.cgi?id=58218

            Bug ID: 58218
           Summary: Blocked trying to get lock:
                    org/apache/log4j/spi/RootLogger
           Product: Log4j
           Version: unspecified
          Hardware: Other
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Other
          Assignee: log4j-dev@logging.apache.org
          Reporter: AL00339146@techmahindra.com

I have found the following thread in the thread dumps which is causing delay in
application.Could you please help me to resolve this issue.


###<Jul 21, 2015 9:23:58 AM IST> <Info> <Server> <aukpczbr.dc-dublin.de>
<aukpczbr_p2> <[ACTIVE] ExecuteThread: '13' for queue: 'weblogic.kernel.Default
(self-tuning)'> <<WLS Kernel>> <> <> <1437467038573> <BEA-002634>
<The server
"pci_p2_ad_admin" disconnected from this server.> 
####<Jul 21, 2015 9:23:58 AM IST> <Error> <WebLogicServer>
<aukpczbr.dc-dublin.de> <aukpczbr_p2> <[STANDBY] ExecuteThread: '11' for queue:
'weblogic.kernel.Default (self-tuning)'> <<WLS Kernel>> <> <> <1437467038600>
<BEA-000337> <[STUCK] ExecuteThread: '16' for queue: 'weblogic.kernel.Default
(self-tuning)' has been busy for "652" seconds working on the request
"weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl@58887aee", which is
more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack
trace:
Thread-3471 "[STUCK] ExecuteThread: '16' for queue: 'weblogic.kernel.Default
(self-tuning)'" <alive, suspended, blocked, priority=1, DAEMON> {
    -- Blocked trying to get lock: org.apache.log4j.spi.RootLogger@21cb1369[not
locked]
    org.apache.log4j.Category.callAppenders(Category.java:204)
    org.apache.log4j.Category.forcedLog(Category.java:391)
    org.apache.log4j.Category.log(Category.java:856)
    org.slf4j.impl.Log4jLoggerAdapter.error(Log4jLoggerAdapter.java:541)
   
com.vodafone.pciadaptor.core.emis.HttpConnectionProbe.onRun(HttpConnectionProbe.java:105)
   
com.vodafone.pciadaptor.core.scheduling.AbstractScheduledTask.run(AbstractScheduledTask.java:42)
   
org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:51)
    java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
    java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
    java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
   
org.springframework.scheduling.commonj.TimerManagerTaskScheduler$TimerScheduledFuture.timerExpired(TimerManagerTaskScheduler.java:112)
   
org.springframework.scheduling.commonj.TimerManagerTaskScheduler$ReschedulingTimerListener.timerExpired(TimerManagerTaskScheduler.java:165)
   
weblogic.timers.internal.commonj.ListenerWrap.timerExpired(ListenerWrap.java:37)
    weblogic.timers.internal.TimerImpl.run(TimerImpl.java:273)
   
weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:528)
    weblogic.work.ExecuteThread.execute(ExecuteThread.java:207)
    weblogic.work.ExecuteThread.run(ExecuteThread.java:176)
}

>

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