Disk Passthrough on Proxmox

Install Required Tools

1. Install lshw

   apt install lshw

2. List Disk and Storage Information

   lshw -class disk -class storage

3. List Block Devices with Device IDs

   lsblk | awk 'NR==1{print $0" DEVICE-ID(S)"} NR>1{dev=$1; printf $0" "; system("find /dev/disk/by-id -lname \"\*"dev"\" -printf \" %p\""); print "";}' | grep -v -E 'print|lvm'

4. Set Up Disk Passthrough

   qm set <VMID> -scsi<UNUSED SCSI#> /dev/disk/by-id/ata-xxxxxxxxxxx-xxxxxx_xxxxxxxx

   NOTE: UNUSED SCSI# must be incremented for each disk.

Backup and Edit VM Configuration

1. Backup the VM Configuration File

   cp /etc/pve/qemu-server/<VMID>.conf /root/<VMID>-backup.conf

2. Edit the VM Configuration File

   nano /etc/pve/qemu-server/<VMID>.conf
   • Append ,serial=<SERIAL#> to the end of each added disk line.