Filesystem Size Used Avail Use% Mounted on devtmpfs 1.9G 0 1.9G 0% /dev tmpfs 2.0G 229M 1.7G 12% /dev/shm tmpfs 2.0G 1.3M 2.0G 1% /run tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/sda2 20G 7.7G 11G 42% / /dev/sda1 252M 5.1M 246M 3% /boot/efi tmpfs 2.0G 520K 2.0G 1% /tmp /dev/sda4 86G 6.5G 80G 8% /home tmpfs 393M 0 393M 0% /run/user/XXX tmpfs 393M 16K 393M 1% /run/user/XXX