Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 1.6G 1.9M 1.6G 1% /run /dev/sda1 vfat 7.3G 2.6G 4.7G 36% /cdrom /cow overlay 7.8G 206M 7.6G 3% / tmpfs tmpfs 7.8G 87M 7.7G 2% /dev/shm tmpfs tmpfs 5.0M 8.0K 5.0M 1% /run/lock tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup tmpfs tmpfs 7.8G 4.4M 7.8G 1% /tmp tmpfs tmpfs 1.6G 76K 1.6G 1% /run/user/XXX