Filesystem Size Used Avail Use% Mounted on devtmpfs 1.1G 0 1.1G 0% /dev tmpfs 1.1G 54M 1.1G 5% /dev/shm tmpfs 1.1G 1.1M 1.1G 1% /run tmpfs 1.1G 0 1.1G 0% /sys/fs/cgroup /dev/sda2 20G 6.7G 12G 36% / /dev/sda1 252M 5.1M 246M 3% /boot/efi tmpfs 1.1G 12K 1.1G 1% /tmp /dev/sda4 434G 14G 421G 4% /home tmpfs 225M 12K 225M 1% /run/user/XXX