7:27 a.m.
Andrew TR [https://community.jboss.org/people/andrewtr] created the discussion
"JBoss cache lock TimeoutException"
To view the discussion, visit: https://community.jboss.org/message/780122#780122
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We are running our application in JBoss 4.2.0 GA and Hibernate 3.x. Two JBoss application
servers are running in cluster mode.
All of sudden we got this below exception and App server 1 (node1) went down:
2012-12-04 14:23:18,568 WARN
org.jboss.web.tomcat.service.session.InstantSnapshotManager./et
org.jboss.web.tomcat.service.session.InstantSnapshotManager./et Failed to replicate
session BvlehVnGPW2uuH09kn+Prw**.node1
java.lang.RuntimeException: JBossCacheService: exception occurred in cache put after retry
...
at
org.jboss.web.tomcat.service.session.JBossCacheWrapper.put(JBossCacheWrapper.java:153)
at
org.jboss.web.tomcat.service.session.JBossCacheService.putSession(JBossCacheService.java:319)
at
org.jboss.web.tomcat.service.session.JBossCacheClusteredSession.processSessionRepl(JBossCacheClusteredSession.java:121)
at
org.jboss.web.tomcat.service.session.JBossCacheManager.processSessionRepl(JBossCacheManager.java:1097)
at
org.jboss.web.tomcat.service.session.JBossCacheManager.storeSession(JBossCacheManager.java:652)
at
org.jboss.web.tomcat.service.session.InstantSnapshotManager.snapshot(InstantSnapshotManager.java:49)
at
org.jboss.web.tomcat.service.session.ClusteredSessionValve.invoke(ClusteredSessionValve.java:98)
at org.jboss.web.tomcat.service.session.JvmRouteValve.invoke(JvmRouteValve.java:84)
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
at
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:437)
at
org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:381)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:595)
Caused by: org.jboss.cache.lock.TimeoutException: failure acquiring lock:
fqn=/JSESSION/localhost/et/BvlehVnGPW2uuH09kn+Prw**,
caller=Thread[ajp-192.168.129.36-8009-15,5,jboss], lock=write
owner=Thread[IncomingPacketHandler (channel=Tomcat-ETProd),5,JGroups threads]
(activeReaders=0, activeWriter=Thread[IncomingPacketHandler
(channel=Tomcat-ETProd),5,JGroups threads], waitingReaders=4, waitingWriters=0,
waitingUpgrader=0)
at org.jboss.cache.Node.acquire(Node.java:500)
at
org.jboss.cache.interceptors.PessimisticLockInterceptor.acquireNodeLock(PessimisticLockInterceptor.java:379)
at
org.jboss.cache.interceptors.PessimisticLockInterceptor.lock(PessimisticLockInterceptor.java:307)
at
org.jboss.cache.interceptors.PessimisticLockInterceptor.invoke(PessimisticLockInterceptor.java:175)
at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
at org.jboss.cache.interceptors.UnlockInterceptor.invoke(UnlockInterceptor.java:32)
at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
at
org.jboss.cache.interceptors.ReplicationInterceptor.invoke(ReplicationInterceptor.java:39)
at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
at
org.jboss.cache.interceptors.TxInterceptor.handleNonTxMethod(TxInterceptor.java:365)
at org.jboss.cache.interceptors.TxInterceptor.invoke(TxInterceptor.java:160)
at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
at
org.jboss.cache.interceptors.CacheMgmtInterceptor.invoke(CacheMgmtInterceptor.java:167)
at org.jboss.cache.TreeCache.invokeMethod(TreeCache.java:5863)
at org.jboss.cache.TreeCache.put(TreeCache.java:3759)
at sun.reflect.GeneratedMethodAccessor155.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
at $Proxy90.put(Unknown Source)
at
org.jboss.web.tomcat.service.session.JBossCacheWrapper.put(JBossCacheWrapper.java:141)
... 17 more
Caused by: org.jboss.cache.lock.TimeoutException: write lock for
/JSESSION/localhost/et/BvlehVnGPW2uuH09kn+Prw** could not be acquired after 15000 ms.
Locks: Read lock owners: []
Write lock owner: Thread[IncomingPacketHandler (channel=Tomcat-ETProd),5,JGroups threads]
(caller=Thread[ajp-192.168.129.36-8009-15,5,jboss], lock info: write
owner=Thread[IncomingPacketHandler (channel=Tomcat-ETProd),5,JGroups threads]
(activeReaders=0, activeWriter=Thread[IncomingPacketHandler
(channel=Tomcat-ETProd),5,JGroups threads], waitingReaders=4, waitingWriters=0,
waitingUpgrader=0))
at org.jboss.cache.lock.IdentityLock.acquireWriteLock(IdentityLock.java:206)
at org.jboss.cache.Node.acquireWriteLock(Node.java:529)
at org.jboss.cache.Node.acquire(Node.java:476)
... 42 more
Also hereby attached the ejb3-clustered-sfsbcache-service.xml for configuration
reference.
Appreciate any help.
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