Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 3.9G 100K 3.9G 1% /dev/shm tmpfs tmpfs 1.6G 12M 1.6G 1% /run /dev/sdb2 ext4 30G 13G 16G 45% / tmpfs tmpfs 3.9G 4.0K 3.9G 1% /tmp /dev/sdb3 ext4 80G 40G 37G 53% /home tmpfs tmpfs 782M 96K 782M 1% /run/user/XXX