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Top Issues : Encountered While Mounting ASM Diskgroup (Doc ID 2247485.1)

Last updated on JANUARY 24, 2020

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2 to 12.1]
Oracle Database Cloud Schema 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
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.


 The purpose of this note is to provide a summary of the top issues that are encountered during mounting of ASM diskgroup


 This note applies to Grid Infrastructure for both Clustered and Standalone ASM environment.


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In this Document
 Issue #1: ORA-15003 Diskgroup "DATA" Already Mounted in Another Lock Name Space
 Issue #2: Mounting Diskgroup Fails With ORA-15063 and V$ASM_DISK Shows PROVISIONED
 Issue #3: ORA-01948 When Mounting the ASM Diskgroup
 Issue #4: ASM Diskgroup Is Running Out Of Space Thus Cannot Be Mounted Due To ORA-15041/ORA-15202

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