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During Concurrent Multiple Instance Startup for a Single RDBMS Home 11gR2 Process SMCO died - ORA-27140: Attach To Post/wait Facility Failed for one or More Instances: Restart is fine (Doc ID 2225042.1)

Last updated on SEPTEMBER 04, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.


During patching, 11gR2 databases sharing a single home encounter the  following errors during the concurrent startups of more than one database/instance.




First instance startups after patching: In particular a conflict occurs with multiple processes while concurrently updating more than one database from the single home .


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