Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 10M 0 10M 0% /dev tmpfs tmpfs 3.9G 129M 3.7G 4% /dev/shm tmpfs tmpfs 3.9G 1.4M 3.9G 1% /run /dev/sda4 ext4 916G 861G 8.2G 100% / cgroup_root tmpfs 10M 0 10M 0% /sys/fs/cgroup tmpfs tmpfs 780M 12K 780M 1% /run/user/XXXX