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EM Alert: Warning:+ASM - Disk Group DBFS_DG has failure groups with disks of different sizes which may lead to suboptimal space usage (Doc ID 1504002.1)

Last updated on AUGUST 22, 2023

Applies to:

Oracle Enterprise Manager - Version 11.1 to 11.1
Oracle Exadata Storage Server Software - Version 11.2.1.3.0 and later
Exadata Database Machine V2 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.
RBAL ; suboptimal space usage ; disks of different sizes ;

Symptoms

You receive the following Warning via EM using an Engineered System such as Exadata
 
     EM Alert: Warning:+ASM1_abc - Disk Group DBFS_DG has failure groups with disks of different sizes which may lead to suboptimal space usage. Changing the configuration may alleviate this problem.

Changes

 Recent disk replacement
 

Cause

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