myserver:~# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda1             142G  711M  134G   1% /
tmpfs                1007M     0 1007M   0% /lib/init/rw
udev                   10M  764K  9.3M   8% /dev
tmpfs                1007M     0 1007M   0% /dev/shm
/dev/sda1              13T  6.8T  4.8T  59% /mnt/hwr_1
myserver:~# ls /dev/sd*
/dev/sda  /dev/sda1  /dev/sdb  /dev/sdb1  /dev/sdb2  /dev/sdb5