Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 63G 0 63G 0% /dev tmpfs tmpfs 13G 960K 13G 1% /run /dev/md0 ext4 1.8T 2.4G 1.7T 1% / tmpfs tmpfs 63G 0 63G 0% /dev/shm tmpfs tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs tmpfs 13G 0 13G 0% /run/user/0