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Services running simultaneously on preferred and available instances in a multitenant RAC database (Doc ID 2757584.1)

Last updated on AUGUST 15, 2023

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


NOTE: In the images, examples and document that follow, user details, cluster names, hostnames, directory paths, filenames, etc. represent a fictitious sample (and are used to provide an illustrative example only). Any similarity to actual persons, or entities, living or dead, is purely coincidental and not intended in any manner.

Service is configured with cardinality one and expected to run on available instance. But it was started on two instances and CRS unaware that the service is running on more than one instance.
This leads to:-




 Instance termination and service failover.


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