Alert Log Shows 'AUTO SGA: Disabling background sga auto-tuning' During Database Startup (Doc ID 758994.1)

Last updated on APRIL 23, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 10.1.0.2 to 11.2.0.4 [Release 10.1 to 11.2]
Information in this document applies to any platform.
This problem can occur on any platform.
Applies to:

Symptoms

o  Alert log shows following Auto SGA messages during database startup:

AUTO SGA: Could not access shared pool advice.
AUTO SGA: Disabling background sga auto-tuning.
Completed: ALTER DATABASE OPEN

o Parameter sga_target is set to greater than zero (Automatic Memory Management is enabled).

o Querying v$shared_pool_advice returns no rows.

Cause

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