ORA-27123: Unable To Attach To Shared Memory Segment
(Doc ID 2007609.1)
Last updated on AUGUST 02, 2019
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.4 and later
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 Backup Service - Version N/A and later
Information in this document applies to any platform.
Not able to start the database which reports below error:
ORA-27123: unable to attach to shared memory segment
IBM AIX RISC System/6000 Error: 13: Permission denied
The database was not in use for a long period.
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