DRVSPACE /RATIO -- Examples

To change the estimated compression ratio of all your compressed drives to  
match each drive's actual compression ratio, type the following command:

    drvspace /ratio /all

To change drive D's estimated compression ratio so that it is 3.2 to 1, you
would type the following:

    drvspace /ratio=3.2 d:

To change the estimated compression ratio of the current drive to 6 to 1,
you would type the following:

    drvspace /ratio=6

To have DriveSpace adjust the compression ratio for all your drives each
time your computer starts, add the following command to the end of your
AUTOEXEC.BAT file:

    drvspace /ratio /all