Mastering Proxmox - Third Edition

The nofailback checkbox

This is also a checkbox used to prevent the group from automatic failback when a new node joins the cluster. This is not enabled by default. Unless there is a strict requirement, this option should not be enabled. One scenario of using this is when an administrator is trying to diagnose a node or network failure. By enabling this option, we can prevent recovered VMs or services from moving back into the original node. 

The following screenshot shows the Groups submenu interface with our example group created:

At first glance, using groups may seem like just another layer of complexity, but proper use of groups really ...