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Support Article

Pega 7.1.8 stuck thread related to WebLogic and DNodeListener

SA-11549

Summary



Stuck thread issue occurs in WebLogic after fresh Pega 7.1.8 install with OOTB configuration of DNodeListener. The errors appear in WebLogic logs but nothing is reflected in PegaRules logs.

Error Messages



[STUCK] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'" Id=21 RUNNABLE
at com.pega.dsm.dnode.api.DNodeServiceListener.run_(DNodeServiceListener.java:71)
at com.pega.pegarules.integration.engine.internal.services.listener.ServiceListenerBaseImpl.run(ServiceListenerBaseImpl.java:453)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.AsyncServant.processAsyncTask(AsyncServant.java:213)
at com.pega.pegarules.session.internal.engineinterface.etier.impl.AsyncServant.invoke(AsyncServant.java:167)

...

Steps to Reproduce



Not Applicable

Root Cause



The root cause of this problem is in a third-party product. The WebLogic monitoring tools are caching this scenario and throwing a Stuck thread error.

Resolution



This issue is resolved through the following local-change:

Disable the OOTB configuration for DNodeListener through the prconfig/initservices/dnode property.
Suggest Edit

Published July 14, 2015 - Updated October 8, 2020

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