Filesystem                  1K-blocks     Used Available Use% Mounted on
udev                           963332        0    963332   0% /dev
tmpfs                          196324     6392    189932   4% /run
/dev/mapper/ubuntu--vg-root 305299712 38550556 251217740  14% /
tmpfs                          981608      212    981396   1% /dev/shm
tmpfs                            5120        8      5112   1% /run/lock
tmpfs                          981608        0    981608   0% /sys/fs/cgroup
/dev/sda1                      240972   103132    125399  46% /boot
cgmfs                             100        0       100   0% /run/cgmanager/fs
tmpfs                          196324       64    196260   1% /run/user/1000