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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