Filesystem      Size  Used Avail Use% Mounted on
/dev/sda6        16G   15G     0 100% /
none            4.0K     0  4.0K   0% /sys/fs/cgroup
udev            3.9G  4.0K  3.9G   1% /dev
tmpfs           790M  1.3M  788M   1% /run
none            5.0M     0  5.0M   0% /run/lock
none            3.9G   34M  3.9G   1% /run/shm
none            100M   48K  100M   1% /run/user