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Output Post Processor (OPP) Hangs With High CPU Utilization (100%) (Doc ID 2028617.1)

Last updated on DECEMBER 03, 2019

Applies to:

Oracle Concurrent Processing - Version 12.1.3 to 12.2.4 [Release 12.1 to 12.2]
Linux x86
Linux x86-64


To find the "Root Cause" for OPP (java) processes consuming High CPU (100%).  Most of the time it is due to un-optimized "Template Code" that causes slowness. This document helps to identify the "Template code" that could be the potential cause. It could be either Standard Template Code (provided by Oracle) or Custom (designed by in-house team).


This document provides "5 Step Process" that helps to identify the the "Template code" that could be the potential cause. It also guides on How to go about resolving it.


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