Performance Issue Seen in Batch Completion and Batch Step Release After Applying Patches on 12.2.4 (Doc ID 2138461.1)

Last updated on MARCH 14, 2017

Applies to:

Oracle Process Manufacturing Process Execution - Version 12.2.4 and later
Information in this document applies to any platform.

Symptoms

On : 12.2.4 version, Batches

ACTUAL BEHAVIOR
---------------
Completing a batch is taking 30 - 45 seconds. Previously it had been taking two seconds.
Tkprof shows that the longest-running statements seem to be related to the new Yield Management functionality queries against mtl_object_genealogy table

EXPECTED BEHAVIOR
-----------------------
Expect the batch completion to take no more than a few seconds.

STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1. Complete a batch

BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, users have to wait while the batch completion process finishes.

 

The issue has since also been see in Batch Step Release, and the solution worked in that case also.

Cause

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