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

Last updated on SEPTEMBER 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Information in this document applies to any platform.

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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In this Document
Symptoms
Cause
Solution
References


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