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[PCA 2.x] How to Recover From a Failed OVM Manager Upgrade (Doc ID 2643380.1)

Last updated on JANUARY 12, 2025

Applies to:

Private Cloud Appliance - Version 2.3.1 to 2.4.3 [Release 2.0]
Linux x86-64

Goal

If during an upgrade to PCA 2.3.4 or later from a previous major release level - the upgrade of the "non-primary" OVM Manager fails, then remedial steps must be taken before the upgrade can be re-attempted. 

Such a failure can lead to an impasse, with:

 This document explains how to backout the failed upgrade so both management nodes are at the same software level.

Note: this document does not apply to minor patch level upgrades such as 2.4.3 to 2.4.3.x, or 2.4.3.x to 2.4.3.y.
Note: there may be other actions needed prior to attempting upgrade, such as ensuring all symbolic links to OVM Manager resources are in place.
See Doc ID 2550664.1 for further information

 

Solution

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In this Document
Goal
Solution
 1) Login to the active management node which has earlier OVM Manager version and stop all the OVM Manager services:
 2) Create a tar file with the entire /u01 folder :
 3) Login to the standby node and rename the /u01 directory:
 4) Copy the tar archive from the active node to the standby node:
 5) Change directory to root ("/"):
 6) Unpack the tar archive:
 7) Copy other required files from the active node to the standby node:
 8) Check that the two following files exist :
 9) Restart the ovca and ovm services on the active management node, e.g.:
 10) Rerun the PCA upgrader in verification mode:
References


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