Proxmox + mount a qcow2 disk image

21/07/2024 admin Linux

Step 1 – Enable NBD on the Host

modprobe nbd max_part=8

Step 2 – Connect the QCOW2 as network block device

qemu-nbd --connect=/dev/nbd0 /var/lib/vz/images/100/vm-100-disk-1.qcow2

Step 3 – Find The Virtual Machine Partitions

fdisk /dev/nbd0 -l

Step 4 – Mount the partition from the VM

mount /dev/nbd0p1 /mnt/somepoint/

Step 5 – After you done, unmount and disconnect

umount /mnt/somepoint/
qemu-nbd --disconnect /dev/nbd0
rmmod nbd

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