Sga target not modified after setting sga_target to new value in RAC (Doc ID 1426733.1)

Last updated on SEPTEMBER 01, 2017

Applies to:

Oracle Database - Standard Edition - Version 10.1.0.2 to 11.2.0.2.0 [Release 10.1 to 11.2]
Information in this document applies to any platform.

Symptoms

Running a RAC configuration.
After modifying sga_target in spfile and restarting the instance, the sga_target on first node didn't changed as expected

The issue can be reproduced at will with the following steps from the second node:

SQL>Alter system set sga_target='XXXXM'  scope=spfile;
SQL>shutdown immediate
SQL>startup
SQL>show SGA



Cause

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