Upgrading vCenter Server Appliance from 6.0\6.0a\6.0b to 6.0 U3g hung during rpm update

Products

• VMware vCenter Server

Issue/Introduction

This article supplies the fix for the source version to complete upgrade from affected versions.

Symptoms:

• Upgrading vCenter Server Appliance from 6.0, 6.0.0a and 6.0.0b  to 6.0 Update 3g might hung at rpm update.
• vCenter Server Appliance need to be reverted to snapshot or restored from backup to resume its operational status.

Environment

VMware vCenter Server Appliance 6.0.x

Cause

When patching a vCenter Server Appliance from vCenter Server 6.0, vCenter Server 6.0.0a or vCenter Server 6.0.0b to vCenter Server 6.0 Update 3g, the process might take too long due to issues with the RPM update. All services might become temporarily unavailable.  

Resolution

1. Revert the vCenter server to base snapshot(6.0 GA/6.0a/6.0b) 
2. Take a backup of  "software_update.py" file from the path /usr/lib/applmgmt/base/py/vmware/vherd/base/
3. Download 56625_software_update.py file attached in the KB below.
4. Rename and replace the downloaded file to the path mentioned in step 1.
5. Run the command to provide read permission.

chmod 444 "software_update.py"

 

6. Perform the upgrade.