Hi Carlin, If we run into these issues more, can we safely remove the entry in web.xml for HttpSessionMutexListener?
Do we see any problems with that? Thank You Srinivas Surapaneni -------------- Original message -------------- From: "Carlin Rogers" <[EMAIL PROTECTED]> > Hi Srinivas, > > Thanks for the reply and for sending along the stack trace. I can take a > look at this and the locking code tomorrow to see if there's an ordering > problem causing the deadlock. > > Kind regards, > Carlin > > On 7/20/06, Srinivas Surapaneni wrote: > > > > Hi Carlin, > > > > The included jsp is part of the same pageflow > > > > I saw this only on a WLP 9.2 running on Redhat Linux 4.0 > > > > I did not see this on XP development machines. > > > > Other threads are also waiting on > > DeferredSessionStorageHandler.applyChanges > > > > Thank You > > Srinivas Surapaneni > > > > > > > > > > > > -----Original Message----- > > From: Carlin Rogers [mailto:[EMAIL PROTECTED] > > Sent: Thursday, July 20, 2006 4:07 PM > > To: Beehive Users > > Subject: Re: Deadlocks in HttpSessionMutexListener > > > > Hi Srinivas, > > > > I've not seen this deadlock before. Can you provide some detail about what > > the cocurrent threads are doing. From the stack trace, there is a JSP > > which > > is doing an include of another JSP, correct, and waiting for the lock? Are > > the JSP associated with the saem page flows, different page flows, or is > > one > > not associated with a page flow. Do you have information about the other > > thread with the lock? > > > > Thanks, > > Carlin > > > > On 7/20/06, [EMAIL PROTECTED] wrote: > > > > > > We are seeing deadlocks around HttpSessionMutexListener > > > > > > Has anyone sees this behavior? > > > > > > [deadlocked thread] [ACTIVE] ExecuteThread: '0' for queue: ' > > > weblogic.kernel.Default (self-tuning)': > > > > > > > > > > ---------------------------------------------------------------------------- > > > > ---------------------- > > > Thread '[ACTIVE] ExecuteThread: '0' for queue: > > 'weblogic.kernel.Default(self-tuning)'' is waiting to acquire lock ' > > > [EMAIL PROTECTED] > > ' > > > that is held by thread '[ACTIVE] ExecuteThread: '2' for queue: ' > > > weblogic.kernel.Default (self-tuning)'' > > > Stack trace: > > > ------------ > > > jrockit.vm.Threads.shortNap(Native Method) > > > jrockit.vm.Locks.waitForThinRelease(Unknown Source) > > > jrockit.vm.Locks.monitorEnterSecondStage(Unknown Source) > > > jrockit.vm.Locks.monitorEnter(Unknown Source) > > > > > > > > > > org.apache.beehive.netui.pageflow.internal.DeferredSessionStorageHandler.app > > > > lyChanges > > > (DeferredSessionStorageHandler.java:203) > > > org.apache.beehive.netui.pageflow.PageFlowPageFilter.doFilter( > > > PageFlowPageFilter.java:281) > > > weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java > > > :42) > > > weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet( > > > RequestDispatcherImpl.java:497) > > > weblogic.servlet.internal.RequestDispatcherImpl.include( > > > RequestDispatcherImpl.java:427) > > > weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:152) > > > > > > > > > > jsp_servlet._pageflows._partyconfiguration._financecompany.__addeditfinancec > > > > ompany._jspService(__addeditfinancecompany.java:292) > > > weblogic.servlet.jsp.JspBase.service(JspBase.java:34) > > > weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run( > > > StubSecurityHelper.java:225) > > > weblogic.servlet.internal.StubSecurityHelper.invokeServlet( > > > StubSecurityHelper.java:127) > > > weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java > > > :283) > > > weblogic.servlet.internal.ServletStubImpl.onAddToMapException( > > > ServletStubImpl.java:391) > > > weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java > > > :309) > > > weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26) > > > weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java > > > :42) > > > org.apache.beehive.netui.pageflow.PageFlowPageFilter.runPage( > > > PageFlowPageFilter.java:347) > > > org.apache.beehive.netui.pageflow.PageFlowPageFilter.doFilter( > > > PageFlowPageFilter.java:251) > > > weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java > > > :42) > > > weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet( > > > RequestDispatcherImpl.java:497) > > > weblogic.servlet.internal.RequestDispatcherImpl.include( > > > RequestDispatcherImpl.java:427) > > > > > > > -- > > No virus found in this incoming message. > > Checked by AVG Free Edition. > > Version: 7.1.394 / Virus Database: 268.10.3/394 - Release Date: 7/20/2006 > > > > > > -- > > No virus found in this outgoing message. > > Checked by AVG Free Edition. > > Version: 7.1.394 / Virus Database: 268.10.3/394 - Release Date: 7/20/2006 > > > > > >
