Excessive Redolog Generation Every Day At Midnight (Doc ID 1547846.1)

Last updated on DECEMBER 07, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Information in this document applies to any platform.
***Checked for relevance on 07-Dec-2016***

Symptoms

Excessive redolog generation is taking place when the default maintenance window is open

Logminer output indicates that excessive redolog generation is due to delete operation on WRH$_SQL_PLAN.

 

The WRH$_SQL_PLAN table has millions of rows.



Cause

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