4. Dedicated PVE & TrueNas Backup, Virtual Truenas Scale VM, and PBS Container (Requires 3 machines)

This setup is the most robust setup but is also the most expensive setup and often not necessary for a home lab. This setup basically has

1. Dedicated PVE instance
2. Truenas Scale installed on the PVE instance as a VM with passed through drives
3. Dedicated Truenas Scale backup machine
4. Dedicated Proxmox Backup server machine 

We will not go into discussing setting this up since there is no difference in installation that we not already discussed before. It is just included for completeness to show how professional environments are setup. However,