Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 781M 2.4M 779M 1% /run /dev/sdb1 vfat 15G 5.7G 9.2G 39% /cdrom /cow overlay 3.9G 672M 3.2G 18% / tmpfs tmpfs 3.9G 8.0K 3.9G 1% /dev/shm tmpfs tmpfs 5.0M 8.0K 5.0M 1% /run/lock tmpfs tmpfs 3.9G 572K 3.9G 1% /tmp tmpfs tmpfs 781M 164K 781M 1% /run/user/XXXX