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Exadata/SuperCluster/ODA/RAC - GMON incorrectly dismounts a Normal Redundancy Diskgroup having a Quorum Failgroup (Doc ID 2784260.1)

Last updated on JULY 26, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 19.3.0.0.0 to 21.1 [Release 19 to 21.0]
Information in this document applies to any platform.

Symptoms


 GMON dismounts a Normal Redundancy Diskgroup with Quorum Failgroup due to lack of PST Quorum. 

 The issue typically happens when the following conditions are met:

    1)Normal redundancy disk group with two regular Failgroup and one Quorum Failgroup.
    2)One or multiple disks in one Failgroup are disconnected or inaccessible.

 

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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