Joc Not Synchronizing/Stuck Threads (Doc ID 1415105.1)

Last updated on MARCH 08, 2017

Applies to:

Oracle WebCenter Portal - Version: 11.1.1.4.0 and later   [Release: 11g and later ]
Information in this document applies to any platform.

Symptoms

A 2-node WebCenter Spaces environment appears to be having problems with the managed servers communicating with each other. It is manifesting itself with stuck threads and other errors. One is running a Loadrunner test connecting to a blank page in Spaces. It seems to happen under heavier loads.

All the threads are stuck at below threads and waiting for it to release the lock:-

locked <0xfffffffe47ce7000> (at oracle.mds.internal.cache.JOCCache)


at oracle.mds.internal.cache.JOCCache.put(JOCCache.java:228)
at oracle.mds.internal.cache.LayeredCache.getCacheAccess(LayeredCache.java:356)
at oracle.mds.core.MetadataObject.getCacheAccess(MetadataObject.java:1955)
at oracle.mds.core.MetadataObject.getBaseMO(MetadataObject.java:1282)
at oracle.mds.core.MDSSession.getBaseMO(MDSSession.java:2837)
at oracle.mds.core.MDSSession.getMetadataObject(MDSSession.java:1326)
at oracle.webcenter.page.internal.model.PageServiceImpl.getMetadataObject(PageServiceImpl.java:8918)
at oracle.webcenter.page.internal.model.PageServiceImpl.getPageDefDocument(PageServiceImpl.java:8851)
at oracle.webcenter.page.internal.model.PageServiceImpl.hasPermissionNode(PageServiceImpl.java:5173)
at oracle.webcenter.page.internal.model.PageServiceImpl.getAllPages(PageServiceImpl.java:1732)
at oracle.webcenter.page.internal.model.PageServiceImpl.getAllPages(PageServiceImpl.java:1572)
at oracle.webcenter.page.internal.model.PageServiceImpl.getAllPages(PageServiceImpl.java:724)
at oracle.webcenter.webcenterapp.internal.view.shell.WCShellTabStateManagerImpl.getFirstAccessiblePage(WCShellTabStateManagerImpl.java:580)
at oracle.webcenter.webcenterapp.internal.view.shell.WCShellTabStateManagerImpl.save(WCShellTabStateManagerImpl.java:417)
at oracle.webcenter.webcenterapp.internal.view.webapp.WebCenterShellPhaseListener.afterPhase(WebCenterShellPhaseListener.java:355)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:398)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:213)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:300)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bi.nanserver.adf.servlet.BIADFServletFilter.doFilter(BIADFServletFilter.java:27)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bi.presentation.runtime.binding.BIRegionBindingFilter.doFilter(BIRegionBindingFilter.java:43)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.portlet.client.adapter.adf.ADFPortletFilter.doFilter(ADFPortletFilter.java:32)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.framework.events.dispatcher.EventDispatcherFilter.doFilter(EventDispatcherFilter.java:44)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.wcps.client.PersonalizationFilter.doFilter(PersonalizationFilter.java:75)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.content.integration.servlets.ContentServletFilter.doFilter(ContentServletFilter.java:168)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.generalsettings.model.provider.GeneralSettingsProviderFilter.doFilter(GeneralSettingsProviderFilter.java:83)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.webcenterapp.internal.view.webapp.WebCenterShellPageRedirectionFilter.doFilter(WebCenterShellPageRedirectionFilter.java:250)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:205)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.webcenterapp.internal.view.webapp.WebCenterShellFilter.doFilter(WebCenterShellFilter.java:696)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.view.page.editor.webapp.WebCenterComposerFilter.doFilter(WebCenterComposerFilter.java:109)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.share.http.ServletADFFilter.doFilter(ServletADFFilter.java:62)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:106)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:271)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:177)
at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:175)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.webcenter.webcenterapp.internal.view.webapp.WebCenterLocaleWrapperFilter.processFilters(WebCenterLocaleWrapperFilter.java:335)
at oracle.webcenter.webcenterapp.internal.view.webapp.WebCenterLocaleWrapperFilter.doFilter(WebCenterLocaleWrapperFilter.java:237)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:111)
at java.security.AccessController.doPrivileged(Native Method)
at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:313)
at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:413)
at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:94)
at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:161)
at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:136)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:111)
at java.security.AccessController.doPrivileged(Native Method)
at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:313)
at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:413)
at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:94)
at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:161)
at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3715)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3681)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2277)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2183)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1454)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:207)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:176)

Cause

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