Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 92K 3.9G 1% /etc/timezone /dev/dm-0 btrfs 237G 169G 69G 72% /usr tmpfs tmpfs 3.9G 0 3.9G 0% /usr/lib/x86_64-linux-gnu/GL /dev/dm-0 btrfs 237G 169G 69G 72% /home tmpfs tmpfs 781M 252K 781M 1% /run/host/monitor devtmpfs devtmpfs 3.8G 0 3.8G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXX tmpfs tmpfs 1.6G 2.5M 1.6G 1% /run/media tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix