Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sdb5            945579872 640909772 256637360  72% /
devtmpfs               1547500       228   1547272   1% /dev
none                   1547840     15768   1532072   2% /dev/shm
none                   1547840       216   1547624   1% /var/run
none                   1547840         0   1547840   0% /var/lock