Are you using 1.4.13? Martijn
On Tue, Nov 16, 2010 at 5:54 AM, Douglas Ferguson <[email protected]> wrote: > Some time ago I posted to the list regarding a stack overflow error that I > was receiving and the advice was to make sure that I didn't have a page > storing a reference to another page. > We did track this down and have just had to ignore it in the production logs. > Now we've made it a priority to track this down. > > Anyway, we've recently tracked this down to "AutomaticMultiWindowSupport" > feature. We are able to recreate the bug by pasting a url into a new browser > window and thus generating a new pagemap. On a certain page the memory > consumption doubles as you generate new pagemaps (see the chart below). The > profile is indicating that the memory is being taken up by a hashmap, but > that's as far as we've been able to trace it so far. > >> PageMap # Size Growth >> 13 389523448 1.93 >> 12 202059096 1.93 >> 11 104804096 1.93 >> 10 54352280 1.93 >> 9 28182760 1.93 >> 8 14594976 1.93 >> 7 7549336 1.94 >> 6 3900704 1.94 >> 5 2013480 2 >> 4 1006960 2 >> 3 503696 2 >> 2 252072 1.86 >> 1 135704 > > > Any thoughts or tips on trying to get to the bottom of this one? > > Here's the stack trace > >> at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >> at java.lang.reflect.Method.invoke(Unknown Source) >> at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeObject(Unknown Source) >> at java.util.LinkedList.writeObject(Unknown Source) >> at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >> at java.lang.reflect.Method.invoke(Unknown Source) >> at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteObject(Unknown Source) >> at org.apache.wicket.Component.writeObject(Component.java:4660) >> at sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >> at java.lang.reflect.Method.invoke(Unknown Source) >> at java.io.ObjectStreamClass.invokeWriteObject(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeArray(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeArray(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeArray(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeArray(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeArray(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source) >> at java.io.ObjectOutputStream.writeSerialData(Unknown Source) >> at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source) >> at java.io.ObjectOutputStream.writeObject0(Unknown Source) >> at java.io.ObjectOutputStream.writeObject(Unknown Source) >> at >> org.apache.wicket.util.io.IObjectStreamFactory$DefaultObjectStreamFactory$2.writeObjectOverride(IObjectStreamFactory.java:121) >> at java.io.ObjectOutputStream.writeObject(Unknown Source) >> at >> org.apache.wicket.util.lang.Objects.objectToByteArray(Objects.java:1124) >> at >> org.apache.wicket.protocol.http.pagestore.AbstractPageStore.serializePage(AbstractPageStore.java:203) >> at >> org.apache.wicket.protocol.http.pagestore.DiskPageStore.prepareForSerialization(DiskPageStore.java:1190) >> at >> org.apache.wicket.protocol.http.SecondLevelCacheSessionStore$SecondLevelCachePageMap.writeObject(SecondLevelCacheSessionStore.java:389) > > > > -- Become a Wicket expert, learn from the best: http://wicketinaction.com --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
