How to passthrough disk to Proxmox VM
- Find the disk ID
ls -n /dev/disk/by-id/

2. Pass the disk to the desire VM by using disk ID and VM ID
/sbin/qm set [VM-ID] -virtio2 /dev/disk/by-id/[DISK-ID]
example:
/sbin/qm set 100 -virtio4 /dev/disk/by-id/wwn-0x5000c500dcf25731