@carloum70 I just tested on my side, I had some error because other disk was mounted, but after a xo-server restart, it works as expected
[image: 1776333597433-fb3f00ca-28f6-44d1-91e2-6c6d4ebecf91-image.jpeg]
Debian 13, UEFI + LVM
# lsblk -f
NAME FSTYPE FSVER LABEL UUID FSAVAIL FSUSE% MOUNTPOINTS
xvda
├─xvda1 vfat FAT32 C1A9-1A42 477.2M 2% /boot/efi
├─xvda2 ext4 1.0 54c89c90-ac93-4ee2-9ff3-11930697a3de 739.2M 15% /boot
└─xvda3 LVM2_member LVM2 001 T01yqz-9m5K-j5gW-6XWB-p1vz-VTjI-LFSO6A
├─rootvg-root ext4 1.0 c8573984-d3a7-4548-b43b-b106e9a5f413 9.6G 30% /
└─rootvg-swap swap 1 8004e072-be5f-436a-a202-45afe3067eb4 [SWAP]
xvdb LVM2_member LVM2 001 nZhQHF-x7lS-crVW-vlQq-zkJ7-dZMZ-cWZOxM
├─datavg-var_lib_docker ext4 1.0 adfbddc2-1625-4f27-b041-e6003b4679f5 14.1G 4% /var/lib/docker
└─datavg-var_lib_containerd ext4 1.0 253cd0a7-cc7a-4062-aed0-2efd53aff322 10.5G 27% /var/lib/containerd
If you are running XO form source, can you try with an XOA ?
Are you running an XO source with LVM for the OS ?