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How to Deconfigure/Reconfigure(Rebuild OCR) or Deinstall Grid Infrastructure (Doc ID 1377349.1)

Last updated on MAY 22, 2020

Applies to:

Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 12.2.0.1 to 12.2.0.1 [Release 12.2]
Oracle Database Cloud Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.

Purpose

This note provides instruction to deconfigure/reconfigure or deinstall 11gR2/12c/18c Grid Infrastructure. 

Note: in 12c, while performing the procedure, instead of rootcrs.pl, rootcrs.sh should be used if exists in the same location as rootcrs.pl

 

Details

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In this Document
Purpose
Details
 Unpin before node delete
 A. Grid Infrastructure Cluster - Entire Cluster
 Why is deconfigure needed?
 Steps to deconfigure
 B. Grid Infrastructure Cluster - One or Partial Nodes
 Steps to deconfigure and reconfigure
 C. Grid Infrastructure Standalone (Oracle Restart)
 Why is deconfigure needed?
 Steps to deconfigure
 D. Grid Infrastructure Deinstall
References

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