Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 3.8G 0 3.8G 0% /dev tmpfs tmpfs 779M 1.6M 778M 1% /run /dev/mapper/XXXXXX iso9660 3.1G 3.1G 0 100% /run/live/medium /dev/loop0 squashfs 2.8G 2.8G 0 100% /run/live/rootfs/filesystem.squashfs tmpfs tmpfs 3.9G 106M 3.7G 3% /run/live/overlay overlay overlay 3.9G 106M 3.7G 3% / tmpfs tmpfs 3.9G 27M 3.8G 1% /dev/shm tmpfs tmpfs 5.0M 4.0K 5.0M 1% /run/lock tmpfs tmpfs 3.9G 4.0K 3.9G 1% /tmp tmpfs tmpfs 779M 92K 779M 1% /run/user/XXXX