[linux-lvm] System bricked after moving to thin snapshots

Bryn M. Reeves bmr at redhat.com
Wed Nov 25 12:40:04 UTC 2020

On Tue, Nov 24, 2020 at 05:34:12PM +0530, Sreyan Chakravarty wrote:
> Scanning devices dm-0  for LVM logical volumes vgfedora/fedora
> inactive '/dev/vgfedora/pool00' [929.75 GiB] inherit
> inactive '/dev/vgfedora/fedora' [700.00 GiB] inherit
>  modprobe: FATAL: Module dm-thin-pool not found in directory
> /lib/modules/5.8.18-200.fc32.x86_64
> /usr/sbin/modprobe failed: 1
> Can't process LV vgfedora/fedora: thin target support missing from kernel?
> I have marked the logical volumes as active via :
>           lvchange -kn vgfedora/pool00
>           lvchange -kn vgfedora/fedora

See my reply to your other message - you need to rebuild your initramfs
image to include the dm-thin-pool module.


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