Cannot Use SQLPlus as a Non-Oracle User on AIX 64 Bit ORA-01034 and ORA-27121
(Doc ID 1058928.1)
Last updated on JANUARY 30, 2022
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.3 to 11.1.0.7 [Release 10.2 to 11.1]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
IBM AIX on POWER Systems (64-bit)
Symptoms
On AIX 64-bit, using Oracle 10.2 or 11.1, unable to use SQLPLUS as any user other than the UNIX user Oracle. The following occurs:
ERROR:
ORA-01034: ORACLE not available
ORA-27121: unable to determine size of shared memory segment
IBM AIX RISC System/6000 Error: 13: Permission denied
Symptoms associated with this issue are:
- no errors in alert.log
- cannot connect to sqlplus other than as UNIX user oracle
- platform is 212 AIX 64 Bit
- errors that occur in a core dump are
ORA-1034: ORACLE not available
ORA-27121: unable to determine size of shared memory segment
Changes
Running Oracle version 10.2.0.3, 10.2.0.4, 11.1.0.6 or 11.1.0.7
Cause
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