When upgrading VMware Aria Operations from version 8.18.3 to 8.18.6, the upgrade process may go hung.
The following symptoms are present:
The upgrade does not progress beyond this stage.
8.18.x
Cluster communication or initialization failure prevents the synchronization, distribution, and unpacking of the PAK files to the non-primary cluster nodes.
Perform a manual upgrade VMware Aria Operations via API.