If you do a Q VOLUME, you can see how much data is written on a tape.
If you use 10GB tapes, and there is more GB's written, you can assume that
there is hardware compression.
Regards,
Maurice van 't Loo
The Netherlands
----- Original Message -----
From: "Farren Minns" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, November 19, 2001 12:09 PM
Subject: Help Please with 3590 Hardware Compression
> Fellow TSMers
>
> I have a question regarding compression and 3590 drives. I must apologise
> that I am not the most technically minded person, so responses in laymen's
> terms are most appreciated.
>
> Set-up
>
> TSM 3.7.3.8 Server running on a Solaris 7 box
> Attached to an IBM 3494 library with two 3590 drives
>
> I understand that compression can be done from the client side, but have
> been told that hardware compression can be a lot better and quicker. Can
> anyone tell me how to find out if 3590 hardware compression is in use, and
> how to set it up is it isn't (or pointers in the right direction).
>
> At the moment our drives are enabled as follows:-
>
> Library Name Drive Name Device Type Device ON LINE
> ------------ ------------ ----------- ---------------- --------
-----------
> 3494A DRIVE1 3590 /dev/rmt/3stc Yes
> 3494A DRIVE2 3590 /dev/rmt/5stc Yes
>
> Thanks in advance for any help
>
> Farren Minns
