Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 586M 1.6M 584M 1% /run /dev/sda3 ext4 458G 14G 421G 4% / tmpfs tmpfs 2.9G 302M 2.6G 11% /dev/shm tmpfs tmpfs 5.0M 4.0K 5.0M 1% /run/lock tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup tmpfs tmpfs 586M 140K 586M 1% /run/user/XXXX