Concurrent Managers Will Only Start on One Node in PCP/RAC Environment (Doc ID 264296.1)

Last updated on JANUARY 12, 2017

Applies to:

Oracle Concurrent Processing - Version 11.5.10.2 to 12.1.3 [Release 11.5 to 12.1]
Information in this document applies to any platform.
***Checked for relevance on 14-Dec-2012***

Symptoms

 In a Parallel Concurent processing environment, concurrent managers only come up on one node, either nodeA or nodeB but not both nodes.

Encounter the following error in the Internal Concurrent Manager logfile:

Routine &ROUTINE has attempted to start the internal concurrent manager.
The ICM is already running. Contact you system administrator for further assistance.

afpdlrq received an unsuccessful result from PL/SQL procedure or function FND_DCP.Request_Session_Lock.
Routine FND_DCP.REQUEST_SESSION_LOCK received a result code of 1 from the call
to DBMS_LOCK.Request.
Possible DBMS_LOCK.Request resultCall to establish_icm failed.
The Internal Concurrent Manager has encountered an error.

Changes

 Implementing parallel concurrent processing.

Cause

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