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Hourly Errors ORA-1017 or TNS-12533 Reported by CJQ Process in a RAC Environment (Doc ID 1487160.1)

Last updated on MARCH 07, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.1 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.


In a RAC environment where AQ queues are being used, it is expected to observe hourly errors reported by CJQ0 background process.

The errors reported are error ORA-1017 that under some specific configuration can be masked by error ORA-2019.

Another potential error is TNS-12533 if RAC listener scan feature is enabled for your RAC environment.




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