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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 later
Oracle 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


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