My Oracle Support Banner

How to Restore OCR After the 1st ASM Diskgroup is Lost on Windows (Doc ID 1294915.1)

Last updated on JANUARY 30, 2022

Applies to:

Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Microsoft Windows (32-bit)
Microsoft Windows x64 (64-bit)


The goal of this document is to provide the steps necessary to restore the OCR after the 1st ASM diskgroup, which contains the OCR, Voting Disks, and ASM SPFILE is lost.

The general process of restoring the OCR from backup is documented here: Restoring the Oracle Cluster Registry on Windows Systems.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.