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Top 5 ASM instance startup Issues in RAC Environment (Doc ID 2247920.1)

Last updated on JANUARY 01, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 12.1.0.2 [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.

Purpose

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

Scope

DBAs 

Details

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In this Document
Purpose
Scope
Details
 Issue #1: ASM instance not getting started from specific nodes on a RAC cluster
 Issue #2: ASM coming up, but going down due to side effect of node eviction, ocr diskgroup dismount etc
 Issue #3: Unable to start ASM if OS CPUs # > 64
 Issue #4: oraagent indicates "ORA-01017: invalid username/password; logon denied" while starting up asm
 Issue #5: ASM instance not getting auto-mount diskgroups on reboot, but manual startup works fine
References

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