My Oracle Support Banner

CDC Apply Latency / High CPU from Apply Servers / High Version Count Re Inserts into CDC tables (Doc ID 862971.1)

Last updated on APRIL 09, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.1.0.7 [Release 10.2 to 11.1]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
***Checked for relevance on 19-March-2013***


Symptoms

Change Data Capture.

Latency in the Apply process associated with CDC server activity.

High version count associated with insert statements into CDC tables .

Higher than usual CPU from Apply servers performing inserts into CDC tables.


This issue has also been linked to ora-1722 errors and CDC operation.

Changes

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Changes
Cause
Solution
References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.