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Support Article

Pega node hangs and needs to be restarted

SA-2133

Summary



One of the Pega nodes runs out of memory and has to be restarted. The environmental details are listed below.

IBM Java 1.6.0
AIX 7.1
Websphere 7.0
Oracle 11.2


Error Messages



com.pega.pegarules.pub.PRRuntimeError: PRRuntimeError
at ?
. . .
Problem appending stream null
java.lang.OutOfMemoryError
:
Java heap space



Root Cause



The root cause of this problem is a defect in user application code/rules. Page-copy of large page was performed which triggered many declarative processing which consumed
memory.


Resolution



Change the design to avoid performing page copy.

 
Suggest Edit

Published January 31, 2016 - Updated October 8, 2020

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