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Top ASM Diskgroup Mount Issues in RAC Environment (Doc ID 2246762.1)

Last updated on MARCH 24, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


The purpose of this document is to provide a summary of top ASM diskgroup startup issues and the possible solutions in a RAC environment. 




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In this Document
 Issue #1: ASM instance could not mount diskgroup hosting OCR/Voting diskgroup
 Issue #2: ORA-15063, ORA-15017, ORA-15063 reported in ASM alert log
 Issue #3: Not able to Mount Diskgroups in one of the RAC nodes after ASM Abnormally Restart

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