Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.8G 88K 3.8G 1% /etc/timezone /dev/dm-0 btrfs 465G 19G 445G 5% /usr tmpfs tmpfs 3.8G 0 3.8G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 3.8G 0 3.8G 0% /usr/share/runtime/share/themes /dev/dm-0 btrfs 465G 19G 445G 5% /home tmpfs tmpfs 778M 140K 778M 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs tmpfs 3.8G 0 3.8G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.8G 0 3.8G 0% /home/XXXXXXXXXXXXXXX tmpfs tmpfs 1.6G 1.7M 1.6G 1% /run/media tmpfs tmpfs 3.8G 0 3.8G 0% /tmp/.X11-unix