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dieechtenilente/mount-qcow2-lvm.md

Created December 18, 2023 20:49
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Mount a qcow2 Image with LVM on Ubuntu/Debian
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mount-qcow2-lvm.md

Enable kernel extension

modprobe nbd max_part=8

Mount qcow2-Image

qemu-nbd --connect=/dev/nbd0 /var/lib/image.qcow2

or if the image is read-onlyy (e.g. from a snapshot)

qemu-nbd --connect=/dev/nbd0 /var/lib/image.qcow2 --read-only

Scan for volume groups

vgscan

Get the correct partition/logical volume

fdisk -l /dev/nbd0

Mount the lv

mount -o ro,noload  /dev/ubuntu-vg/ubuntu-lv /mnt

Done.

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