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kripal singh (kripals1)
Ford Motor Company

Ford Motor Company
IN
kripals1 Member since 2014 3 posts
Ford Motor Company
Posted: September 11, 2018
Last activity: September 12, 2018
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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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