Team,
I got two node PVE v7.3-3 (clustered) running 8 VMs (id 100 to 107). I can backup / restore the VM on these two PVE nodes all ok.
In parallel, I got PBS v2.3-1 where these 10 VMs are backup like, if I look in command line on PBS, see picture.
Each VM got multiple backups (say 10 copies)...