# df -h
Filesystem        Size  Used Avail Use% Mounted on
udev              453M  4.0K  453M   1% /dev
tmpfs              93M  412K   93M   1% /run
/dev/sda5          38G   36G   54M 100% /
none              4.0K     0  4.0K   0% /sys/fs/cgroup
none              5.0M     0  5.0M   0% /run/lock
none              465M     0  465M   0% /run/shm
none              100M     0  100M   0% /run/user
/var/www/clients   38G   36G   54M 100% /var/www/clients
/var/lib/mysql     38G   36G   54M 100% /var/lib/mysql