Sometimes we what use harddisk in guest system passthough.So if the disk move to other machine.The data can read directly. We can check harddisk name in shell.In linux, all hardwares are in /dev directory.For hardisk,we can get disk id in /dev/disk/by-id .In the picture which with red box is...

Proxmox VE is a complete open-source platform for all-inclusive enterprise virtualization that tightly integrates KVM hypervisor and LXC containers, software-defined storage and networking functionality on a single platform, and easily manages high availability clusters and disaster recovery tools...