DBMS_SCHEDULER Slow Performance of File Watcher (EMON process is slow)
(Doc ID 1545368.1)
Last updated on JANUARY 30, 2022
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.1 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Slowness in the Filewatcher reading the file names and sending them to PL/SQL
The EMON processes ( file watcher) are very slow - taking long time read the file names and pass it over to Pl/SQL procedure
EMON waiting for "BROADCAST MESG QUEUE TRANSITION" is seen .
Changes
The file watcher job to scale to catch thousands of files that could arrive within a minute. Also applied the Patch 12910565 for the Bug 12910565
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |
References |