Filesystem Type Size Used Avail Use% Mounted on /dev/loop1 squashfs 99M 99M 0 100% / devtmpfs devtmpfs 3.9G 0 3.9G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm /dev/sdb2 btrfs 230G 8.7G 221G 4% /etc tmpfs tmpfs 3.9G 52K 3.9G 1% /tmp /dev/loop0 squashfs 4.2M 4.2M 0 100% /snap/XXXXXXXXXXXXX tmpfs tmpfs 1.6G 1.9M 1.6G 1% /run tmpfs tmpfs 787M 140K 787M 1% /run/user/XXXX /dev/sdb1 ext4 976M 234M 676M 26% /var/lib/snapd/hostfs/boot