Filesystem Size Used Avail Use% Mounted on devtmpfs 3.9G 0 3.9G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 2.5M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/sda1 20G 7.2G 12G 39% / tmpfs 3.9G 8.0K 3.9G 1% /tmp /dev/sda6 893G 9.2G 884G 2% /home tmpfs 795M 20K 795M 1% /run/user/XXX