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Support Article

System becomes unresponsive

SA-32274

Summary



PRPC environment performance decays and intermittantly becomes unresponsive.

Error Messages



at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:112)
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream
(DefaultChannelPipeline.java:791)
at org.jboss.netty.handler.codec.frame.FrameDecoder.exceptionCaught(FrameDecoder.java:377)


Steps to Reproduce



Unknown

Root Cause



This is the Decision Strategy Manager DNODE performance problem.

Resolution



Perform the following local-change:
  1. Do not use Decision Strategy Manager to disable the functionality.
  2. Log in to a Process Commander NODE as [email protected]
  3. Select RECORDS / SYSADMIN / DYNAMIC SYSTEM SETTINGS in the widget area (left side of browser).
  4. Look for the existing key: PRCONFIG/INITSERVICES/DNODE/DEFAULT.
  5. Set this value to FALSE. This value is set to TRUE by default.
  6. Log out of Process Commander.
  7. Shutdown ALL Process Commander Nodes.
  8. Contact the Java Application Administrator. Delete the following file for each Process Commander Node: ${EXPLICIT TEMP DIRECTORY}/PegaRULES_Extract_Marker.txt
  9. Restart All Process Commander Nodes.

Published February 24, 2017 - Updated October 8, 2020

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