High Library Cache Lock Waits When Using DBMS_RLS.REFRESH_POLICY

(Doc ID 1523566.1)

Last updated on SEPTEMBER 19, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms

Many sessions are hanging with high 'library cache lock' waits.
In AWR 'library cache lock' is seen in section 'Top 5 Timed Foreground Events'.

 

Changes

 DBMS_RLS.REFRESH_POLICY is used frequently by procedures called from the application

Cause

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