Ch Praveena wrote: > Hi all, > > I am trying to cluster an application. I found the following > exception stack trace. Hope there are very experts in this group, who > involved in designing of Tomcat container and utilizing the tomcat too. > Please respond me who ever have a very good idea about this.
Don't put request objects in the session. As you have found it will break replication. Additionally, since request objects are re-used, it nearly always ends in disaster. Mark > > > * > 11:22:51,362 ERROR [JBossCacheService] externalizeSession(): exception > occurred externalizing session SessionBasedClusteredSession[id: > jFdwj9uBb2SnaFbZjiTSaQ**.node1 lastAccessedTime: 1219729960683 > version: 17 lastOutdated: 0] > * > * > java.io.NotSerializableException: org.apache.catalina.connector.RequestFacade > * > * > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1156) > * > * > at > java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) > * > * > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) > * > * > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) > * > * > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) > * > * > at > java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) > * > * > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) > * > * > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) > * > * > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) > * > * > at > java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1509) > * > * > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1474) > * > * > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) > * > * > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) > * > * > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) > * > * > at > java.util.concurrent.ConcurrentHashMap.writeObject(ConcurrentHashMap.java:1247) > * > * at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)* > * > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > * > * at java.lang.reflect.Method.invoke(Method.java:597)* > * > at > java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:945) > * > * > at > java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1461) > * > * > at > java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1392) > * > * > at > java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1150) > * > * > at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:326) > * > * > at > org.jboss.web.tomcat.service.session.SessionBasedClusteredSession.writeExternal(SessionBasedClusteredSession.java:175) > * > * > at > org.jboss.web.tomcat.service.session.JBossCacheService.externalizeSession(JBossCacheService.java:1027) > * > * > at > org.jboss.web.tomcat.service.session.JBossCacheService.putSession(JBossCacheService.java:316) > * > * > 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:127) > * > * > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) > * > * > at > org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) > * > * > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > * > * > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) > * > * > at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:437) > * > * > at > org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:366) > * > * > at > org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) > * > * at java.lang.Thread.run(Thread.java:619)* > --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
