Filesystem 1K-blocks Used Available Use% Mounted on udev 4067160 0 4067160 0% /dev tmpfs 817416 9628 807788 2% /run /dev/mapper/ubuntu--vg-root 472040752 9269312 438770112 3% / tmpfs 4087068 456 4086612 1% /dev/shm tmpfs 5120 4 5116 1% /run/lock tmpfs 4087068 0 4087068 0% /sys/fs/cgroup /dev/sda1 240972 127058 101473 56% /boot cgmfs 100 0 100 0% /run/cgmanager/fs tmpfs 817416 80 817336 1% /run/user/1000