[GLLUG] Dat tape drives

Ben Pfaff blp@cs.stanford.edu
21 Nov 2002 07:11:59 -0800

"Mark Szidik/mlc" <SzidikM@mlcnet.org> writes:

> Anybody know how to tell a DAT tape drive to turn on its hardware
> compression?
> I have tried to use  # mt -f /dev/nst0 compression 1
> But it appears to have no effect.

With the version of mt on my system the command is
`datcompression', not `compression'.  But my Sony DDS-3 drive
refuses the command and you have to toggle a physical DIP switch
on the drive.

You're probably better off using gzip anyway.
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