Filesystem              1K-blocks      Used Available Use% Mounted on
/dev/mapper/ubuntu-root 954951468 284852712 621590036  32% /
udev                      3014612         4   3014608   1% /dev
tmpfs                     1222840       868   1221972   1% /run
none                         5120         0      5120   0% /run/lock
none                      3057092       304   3056788   1% /run/shm
none                       102400        20    102380   1% /run/user
/dev/sda1                  233191     77921    142829  36% /boot