Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda1            301804236 109013700 177459712  39% /
none                   1959308       372   1958936   1% /dev
none                   5242880      1336   5241544   1% /dev/shm
none                   1964012       348   1963664   1% /var/run
none                   1964012         0   1964012   0% /var/lock
none                   1964012         0   1964012   0% /lib/init/rw
/dev/sdb1            976628928 949430912  27198016  98% /media/MyBook