df -h
File system     Dim. Usati Dispon. Uso% Montato su
udev            1,9G  4,0K    1,9G   1% /dev
tmpfs           384M  1,3M    383M   1% /run
/dev/sda7        56G   34G     19G  65% /
none            4,0K     0    4,0K   0% /sys/fs/cgroup
none            5,0M     0    5,0M   0% /run/lock
none            1,9G  628K    1,9G   1% /run/shm
none            100M   56K    100M   1% /run/user
/dev/sda2       296M   53M    244M  18% /boot/efi