Filesystem Size Used Avail Use% Mounted on devtmpfs 7.8G 0 7.8G 0% /dev tmpfs 7.8G 1.2M 7.8G 1% /dev/shm tmpfs 7.8G 1.3M 7.8G 1% /run tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup /dev/sdb6 8.0G 5.6G 2.0G 74% / tmpfs 7.8G 48K 7.8G 1% /tmp /dev/sda2 96M 57M 40M 59% /boot/efi tmpfs 1.6G 8.0K 1.6G 1% /run/user/XXX