Incorrect NUMA Recommendation In 12.1.0.2 alert.log for RAC (Doc ID 2258370.1)

Last updated on MAY 07, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.2.0.1 [Release 12.1 to 12.2]
Information in this document applies to any platform.

Symptoms

On a Non-Exadata NUMA based system, the RAC database instance alert.log shows the following

NUMA system with <number> nodes detected
Oracle NUMA support not enabled
The parameter _enable_NUMA_support should be set to TRUE to enable Oracle NUMA support

The above NUMA suggestion should not be stated for RAC database that are not running on engineered systems.

Cause

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