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How to Upgrade to/Downgrade from Grid Infrastructure 12.2 and Known Issues (Doc ID 2240959.1)

Last updated on SEPTEMBER 16, 2021

Applies to:

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


This note provides high level steps  to upgrade to/downgrade from Grid Infrastructure 12c Release 2, patches to apply before upgrading to 12c Release 2, known issues etc


This document is intended for Oracle Clusterware Administrators and Oracle Support engineers.

For installer changes in 12.2, refer to:

<note 2024946.1> - 12.2 Grid Infrastructure Installation: What's New

For patches to be applied before upgrading to 12.2, refer to:

<note 2180188.1> - Patches to apply before upgrading Oracle GI and DB to

To complete Installer plugins if OUI is not available anymore, refer to:

<note 1360798.1> - How to Complete Grid Infrastructure Configuration Assistant(Plug-in) if OUI is not Available



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In this Document
 Known Issues:

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