Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 16G 92K 16G 1% /etc/timezone /dev/mapper/XXXX btrfs 931G 50G 880G 6% /md tmpfs tmpfs 16G 0 16G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 16G 0 16G 0% /usr/share/runtime/lib/plugins dev devtmpfs 16G 0 16G 0% /dev tmpfs tmpfs 16G 0 16G 0% /dev/shm /dev/mapper/XXXX btrfs 931G 50G 880G 6% /.snapshots run tmpfs 16G 1.6M 16G 1% /run/media /dev/mapper/XXXX btrfs 931G 50G 880G 6% /swap tmpfs tmpfs 16G 0 16G 0% /tmp/.X11-unix tmpfs tmpfs 16G 8.0K 16G 1% /tmp/.X11-unix/X1 tmpfs tmpfs 16G 0 16G 0% /run/host/user-fonts-cache