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kripals1 Member since 2014 3 posts
Ford Motor Company
Posted: 2 years ago
Last activity: 2 years 1 month ago
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Thread dumps on java.util.concurrent.locks.ReentrantLock$NonfairSync caused by activity pzsetrequestorstateasdisconnected

Hi,

we are getting thread dumps where the activity "pzsetrequestorstateasdisconnected" is involved. Below is the stack trace if some body can help..

in WAITING on lock=java.util.concurrent.locks.ReentrantLock$NonfairSync@40636126 (running in native)
owned by TP_http : 23322 Id=198570
BlockedCount : 0, BlockedTime : -1, WaitedCount : 19, WaitedTime : -1
at sun.misc.Unsafe.park(Native Method)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:847)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:881)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1210)
at java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:220)
at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:296)
at com.pega.pegarules.session.internal.presence.PresenceLifeCycleEventManager.updateSessiontoDisconnected(PresenceLifeCycleEventManager.java:130)
at com.pega.pegarules.session.internal.presence.PresenceServiceImpl.setCurrentRequestorStateAsDisconnected(PresenceServiceImpl.java:237)
at com.pegarules.generated.activity.ra_action_pzsetrequestorstateasdisconnected_bb1ea6c5c00e81502f172683d9416652.step1_circum0(ra_action_pzsetrequestorstateasdisconnected_bb1ea6c5c00e81502f172683d9416652.java:170)
at com.pegarules.generated.activity.ra_action_pzsetrequestorstateasdisconnected_bb1ea6c5c00e81502f172683d9416652.perform(ra_action_pzsetrequestorstateasdisconnected_bb1ea6c5c00e81502f172683d9416652.java:70)
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597)
at com.pega.pegarules.session.internal.mgmt.Executable.invokeActivity(Executable.java:10845)
at com.pegarules.generated.activity.ra_action_pyonbeforewindowclose_6e4556eb02e0b2f29ba0650d52c31657.step2_circum0(ra_action_pyonbeforewindowclose_6e4556eb02e0b2f29ba0650d52c31657.java:231)
at com.pegarules.generated.activity.ra_action_pyonbeforewindowclose_6e4556eb02e0b2f29ba0650d52c31657.perform(ra_action_pyonbeforewindowclose_6e4556eb02e0b2f29ba0650d52c31657.java:87)
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3597)
at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(ThreadRunner.java:646)
at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.runActivitiesAlt(PRThreadImpl.java:481)
at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.runActivities(HttpAPI.java:3453)
at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequestInner(EngineAPI.java:403)
at sun.reflect.GeneratedMethodAccessor110.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55)
at java.lang.reflect.Method.invoke(Method.java:507)
at com.pega.pegarules.session.internal.PRSessionProviderImpl.performTargetActionWithLock(PRSessionProviderImpl.java:1338)

***Moderator Edit-Vidyaranjan: Closing thread as duplicate***

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