Filesystem                  1K-blocks     Used Available Use% Mounted on
/dev/mapper/ubuntu--vg-root 106290264 42719864  58148116  43% /
none                                4        0         4   0% /sys/fs/cgroup
udev                          8148540       12   8148528   1% /dev
tmpfs                         1631808     1324   1630484   1% /run
none                             5120        0      5120   0% /run/lock
none                          8159024       76   8158948   1% /run/shm
none                           102400       36    102364   1% /run/user
/dev/sdb1                      233191   227078         0 100% /boot