Filesystem Type Size Used Avail Use% Mounted on /dev/sdb3 ext4 39G 5.8G 31G 16% / devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 1.6G 9.2M 1.6G 1% /run tmpfs tmpfs 793M 84K 793M 1% /run/user/XXXX tmpfs tmpfs 3.9G 0 3.9G 0% /tmp