We are using Java 8 Regards, Sampath Kumar Sent from Mymobile On Jan 13, 2016 10:33 PM, "Ralph Goers" <ralph.go...@dslextreme.com> wrote:
> I assume this is because you are using Java 6? If so any updates we do > would most likely occur as a patch to 2.3. However, most of us are pretty > overwhelmed with our day jobs so we would probably need some help to do > that. > > Ralph > > On Jan 13, 2016, at 9:48 AM, sampath kumar <sampath...@gmail.com> wrote: > > Can this patch back ported log4j 2.2 ? > > Regards, > Sampath Kumar > On Jan 13, 2016 10:08 PM, "Ralph Goers (JIRA)" <j...@apache.org> wrote: > >> >> [ >> https://issues.apache.org/jira/browse/LOG4J2-1221?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15096496#comment-15096496 >> ] >> >> Ralph Goers commented on LOG4J2-1221: >> ------------------------------------- >> >> Michael, if there are other issues you would like to submit patches for >> please know we greatly appreciate the help! >> >> > Dead lock observed in BlockingWaitStrategy in Log 4J >> > ---------------------------------------------------- >> > >> > Key: LOG4J2-1221 >> > URL: https://issues.apache.org/jira/browse/LOG4J2-1221 >> > Project: Log4j 2 >> > Issue Type: Bug >> > Components: Core >> > Affects Versions: 2.2 >> > Environment: log4J Version : 2.2 Disruptor Version : 3.3.2 >> > Ring Buffer Size : 128 >> > OS Version : >> > cat /etc/release >> > Oracle Solaris 11.2 X86 >> > Java Version >> > java version "1.7.0_45" >> > Java(TM) SE Runtime Environment (build 1.7.0_45-b18) >> > Java HotSpot(TM) Server VM (build 24.45-b08, mixed mode) >> > Reporter: Sampath Kumar >> > Priority: Critical >> > Labels: patch >> > Fix For: 2.5.1 >> > >> > Attachments: log4j2-test.xml, timeout_wait_strategy.patch, >> timeout_wait_strategy2.patch >> > >> > >> > We have seen this behavior in during high load. Where Logging Got >> Stropped and Application Went to not responsive state. >> > log4J Version : 2.2 Disruptor Version : 3.3.2 >> > Ring Buffer Size : 128 >> > Producer(Multiples Threads) and Consumer Threads(Single Thread As per >> Log 4J Configuration) Started Waiting on each other. >> > Here is the one of the Trace from Thread Dump: >> > Producer : >> > "[ACTIVE] ExecuteThread: '7' for queue: 'weblogic.kernel.Default >> (self-tuning)'" TIMED_WAITING >> > sun.misc.Unsafe.park(Native Method) >> > java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:349) >> > >> com.lmax.disruptor.MultiProducerSequencer.next(MultiProducerSequencer.java:136) >> > >> com.lmax.disruptor.MultiProducerSequencer.next(MultiProducerSequencer.java:105) >> > com.lmax.disruptor.RingBuffer.publishEvent(RingBuffer.java:444) >> > com.lmax.disruptor.dsl.Disruptor.publishEvent(Disruptor.java:256) >> > >> org.apache.logging.log4j.core.async.AsyncLogger.logMessage(AsyncLogger.java:285) >> > >> org.apache.logging.log4j.spi.AbstractLogger.logMessage(AbstractLogger.java:722) >> > >> org.apache.logging.log4j.spi.AbstractLogger.logIfEnabled(AbstractLogger.java:693) >> > org.apache.logging.log4j.jcl.Log4jLog.debug(Log4jLog.java:81) >> > Consumer Thread : >> > "AsyncLogger-1" waiting for lock >> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@5d972983 >> WAITING >> > sun.misc.Unsafe.park(Native Method) >> > java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) >> > >> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043) >> > >> com.lmax.disruptor.BlockingWaitStrategy.waitFor(BlockingWaitStrategy.java:45) >> > >> com.lmax.disruptor.ProcessingSequenceBarrier.waitFor(ProcessingSequenceBarrier.java:55) >> > com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:123) >> > >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> > >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> > java.lang.Thread.run(Thread.java:744) >> > Is this is known issue which got already fixed in recent build ? >> >> >> >> -- >> This message was sent by Atlassian JIRA >> (v6.3.4#6332) >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: log4j-dev-unsubscr...@logging.apache.org >> For additional commands, e-mail: log4j-dev-h...@logging.apache.org >> >> >
