DBMS_AQADM_SYS.REMOVE_ORPHMSGS Hangs Database

(Doc ID 1573776.1)

Last updated on MARCH 30, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms

High Library cache lock waits and library cache pin waits caused by a call to DBMS_AQADM_SYS.REMOVE_ORPHMSGS owned by schema SYS.


Changes

Advanced Queue being used.

Upgraded database to 11.2

Cause

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