Filesystem                  1K-blocks      Used Available Use% Mounted on
/dev/mapper/ubuntu--vg-root 475407456  32192496 419042624   8% /
none                                4         0         4   0% /sys/fs/cgroup
udev                          8161216         4   8161212   1% /dev
tmpfs                         1634324      1236   1633088   1% /run
none                             5120         0      5120   0% /run/lock
none                          8171616      1520   8170096   1% /run/shm
none                           102400        84    102316   1% /run/user
/dev/sdb2                      234153     60392    161269  28% /boot
/dev/sda2                   488216620 239720612 248496008  50% /media/epi/osx1