I don't know... If you can repeat this, run it in a debugger and get some data where in wicket it's actually happening and post it back here so the dev's can comment.
We were not able to reproduce it reliably enough to get any real data on it. Jeremy On Wed, Feb 18, 2009 at 4:22 AM, behrica <carsten.behr...@efsa.europa.eu>wrote: > > Dear Jeremy, > > thanks for the info. Are you sugessting that this is a bug in the Tomcat > session replication and has nothing to do with Wicket ? > As I see parts of Wicket code in the stack trace, which handles the page > serialisation, I was more thinking that it is a problem of Wicket or of > something in my classes, such as pages having refernces to other pages. > > Carsten > > > jelevy wrote: > > > > We have seen the same issue with virtually the same set up. You may want > > to > > try running it in a profiler and pinpoint directly where it's having an > > issue. > > > > I was able to get it to work if I didn't use <distributable/> in web.xml. > > But then of course there is no session replication. > > > > Tomcat session replication isn't that efficient anyhow especially after > > you > > add a couple of different nodes in the cluster. > > > > We are looking at using terracotta as a replacement. > > > > Jeremy > > > > On Tue, Feb 17, 2009 at 3:42 AM, behrica > > <carsten.behr...@efsa.europa.eu>wrote: > > > >> > >> Hi, > >> > >> I setup our wicket application on a simple JBoss cluster with session > >> replication. > >> > >> Doing that I get more or less immediately the following track trace: (I > >> paste only the upper part, but the same message gets repeated over and > >> over > >> in the stack trace) > >> > >> I use wicket 1.3.4, but it's the same with 1.3.5. I did not try yet any > >> of > >> the 1.4 versions. > >> > >> JBOSS version is 4.2.2 with JDK 1.5.11 > >> > >> Did somebody has an idea what could be the problem ? > >> > >> 2009-02-16 19:00:46,755 DEBUG > >> [org.jboss.web.tomcat.service.session.JBossCacheManager] loadSession(): > >> id= > >> waZCv4eBljwIL84w97q+EA**, session=SessionBasedClusteredSession[id: > >> waZCv4eBljwIL84w97q+EA** lastAccessedTime: 1234807244931 version: 24 > >> lastOutdated: 0] > >> 2009-02-16 19:00:48,438 ERROR > >> > >> > [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/raw-war].[default]] > >> Servlet.service() for servlet default threw exception > >> java.lang.StackOverflowError > >> at > >> java.io.ObjectInputStream$HandleTable.grow(ObjectInputStream.java:3361) > >> at > >> > java.io.ObjectInputStream$HandleTable.assign(ObjectInputStream.java:3171) > >> at > >> java.io.ObjectInputStream.readString(ObjectInputStream.java:1577) > >> at > >> java.io.ObjectInputStream.readTypeString(ObjectInputStream.java:1375) > >> at > >> java.io.ObjectStreamClass.readNonProxy(ObjectStreamClass.java:634) > >> at > >> > java.io.ObjectInputStream.readClassDescriptor(ObjectInputStream.java:789) > >> at > >> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1534) > >> at > >> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466) > >> at > >> java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1552) > >> at > >> java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1699) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.defaultReadObject(ObjectInputStream.java:479) > >> at org.apache.wicket.Component.readObject(Component.java:4228) > >> at sun.reflect.GeneratedMethodAccessor123.invoke(Unknown Source) > >> at > >> > >> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >> at java.lang.reflect.Method.invoke(Method.java:585) > >> at > >> java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:946) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1809) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) > >> at > >> org.apache.wicket.util.lang.Objects.byteArrayToObject(Objects.java:393) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore.deserializePage(AbstractPageStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.getPage(DiskPageStore.java:707) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.convertToPage(DiskPageStore.java:1234) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.getLastPage(SecondLevelCacheSessionStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.get(SecondLevelCacheSessionStore.java:296) > >> at org.apache.wicket.Session.getPage(Session.java:751) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore$PageHolder.readResolve(AbstractPageStore.java:363) > >> at sun.reflect.GeneratedMethodAccessor129.invoke(Unknown Source) > >> at > >> > >> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >> at java.lang.reflect.Method.invoke(Method.java:585) > >> at > >> java.io.ObjectStreamClass.invokeReadResolve(ObjectStreamClass.java:1033) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1728) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) > >> at > >> org.apache.wicket.util.lang.Objects.byteArrayToObject(Objects.java:393) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore.deserializePage(AbstractPageStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.getPage(DiskPageStore.java:707) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.convertToPage(DiskPageStore.java:1234) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.getLastPage(SecondLevelCacheSessionStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.get(SecondLevelCacheSessionStore.java:296) > >> at org.apache.wicket.Session.getPage(Session.java:751) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore$PageHolder.readResolve(AbstractPageStore.java:363) > >> at sun.reflect.GeneratedMethodAccessor129.invoke(Unknown Source) > >> at > >> > >> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >> at java.lang.reflect.Method.invoke(Method.java:585) > >> at > >> java.io.ObjectStreamClass.invokeReadResolve(ObjectStreamClass.java:1033) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1728) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) > >> at > >> org.apache.wicket.util.lang.Objects.byteArrayToObject(Objects.java:393) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore.deserializePage(AbstractPageStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.getPage(DiskPageStore.java:707) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.convertToPage(DiskPageStore.java:1234) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.getLastPage(SecondLevelCacheSessionStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.get(SecondLevelCacheSessionStore.java:296) > >> at org.apache.wicket.Session.getPage(Session.java:751) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore$PageHolder.readResolve(AbstractPageStore.java:363) > >> at sun.reflect.GeneratedMethodAccessor129.invoke(Unknown Source) > >> at > >> > >> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > >> at java.lang.reflect.Method.invoke(Method.java:585) > >> at > >> java.io.ObjectStreamClass.invokeReadResolve(ObjectStreamClass.java:1033) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1728) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readArray(ObjectInputStream.java:1634) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299) > >> at > >> java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1908) > >> at > >> java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1832) > >> at > >> > java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719) > >> at > >> java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305) > >> at > >> java.io.ObjectInputStream.readObject(ObjectInputStream.java:348) > >> at > >> org.apache.wicket.util.lang.Objects.byteArrayToObject(Objects.java:393) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore.deserializePage(AbstractPageStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.getPage(DiskPageStore.java:707) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.DiskPageStore.convertToPage(DiskPageStore.java:1234) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.getLastPage(SecondLevelCacheSessionStore.java:228) > >> at > >> > >> > org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.get(SecondLevelCacheSessionStore.java:296) > >> at org.apache.wicket.Session.getPage(Session.java:751) > >> at > >> > >> > org.apache.wicket.protocol.http.pagestore.AbstractPageStore$PageHolder.readResolve(AbstractPageStore.java:363) > >> > >> > >> > >> -- > >> View this message in context: > >> > http://www.nabble.com/Stackoverflow-running-Wicket-application-on-JBOSS-cluster-tp22052904p22052904.html > >> Sent from the Wicket - User mailing list archive at Nabble.com. > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > >> For additional commands, e-mail: users-h...@wicket.apache.org > >> > >> > > > > > > -- > > Jeremy Levy > > > > See my location in real-time: > > http://seemywhere.com/jeremy > > > > > > -- > View this message in context: > http://www.nabble.com/Stackoverflow-running-Wicket-application-on-JBOSS-cluster-tp22052904p22075044.html > Sent from the Wicket - User mailing list archive at Nabble.com. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > > -- Jeremy Levy See my location in real-time: http://seemywhere.com/jeremy
