antonio@antonio:~$ df -h
File system     Dim. Usati Dispon. Uso% Montato su
/dev/sda4        20G   12G    6,9G  63% /
udev            494M  4,0K    494M   1% /dev
tmpfs           101M  792K    100M   1% /run
none            5,0M     0    5,0M   0% /run/lock
none            501M  2,2M    499M   1% /run/shm
/dev/sda3       175G  146G     20G  89% /home