I have noticed that depending of the original data it will contain 18 - 75
GB on a full tape.
Depending on the reclamation degree and the experation-rate managed bij
managementclasses my tapes have an estimate of 15 GB/tape at 65percent
reclamation.

        Fred
> -----Original Message-----
> From: Nathan Himmel <nathanh AT SEMECH.CO DOT IL>@CORUS
> Sent: Monday, November 12, 2001 9:59 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Re: 3590 - Estimate Capacity question
>
>  <<...OLE_Obj...>>
> 3590B1A drive should support (with the proper microcode) the K tapes. So,
> the native capacity is 20GB.
>
> Nathan Himmel
> Semech Software Marketing LTD.
> Tel:(972)-3-5333144
> Fax:(972)-3-5333132
> Email:nathanh AT semech.co DOT il
>
> ----- Original Message -----
> From: "Orville Lantto" <olantto AT DTREND DOT COM>
> To: <ADSM-L AT VM.MARIST DOT EDU>
> Sent: Thursday, November 08, 2001 10:08 PM
> Subject: Re: 3590 - Estimate Capacity question
>
>
> > 3590B1A drives are 128 track drives.  Native capacity should be 10 GB.
> > They do not support the K tapes.  Upgrade to 3590E1A for that support
> and
> > 256 track tapes.
> >
> > Orville L. Lantto
> > Datatrend Technologies, Inc.
> > 121 Cheshire Lane #700
> > Minnetonka, MN 55305
> >
> >
> >
> >
> >
> > Nathan Himmel <nathanh AT SEMECH.CO DOT IL>
> > Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
> > 11/08/01 01:34 PM
> > Please respond to "ADSM: Dist Stor Manager"
> >
> >
> >         To:     ADSM-L AT VM.MARIST DOT EDU
> >         cc:
> >         Subject:        3590 - Estimate Capacity quesion
> >
> >
> > Hi,
> >
> > Customer is using TSM V4.1 server on Windows 2000, 3494-ATL, 3590B1A
> > drives which should support the Extended Length cartridges and 3590
> model
> > K cartridges (20GB uncompressed).
> > "q vol" reports: Estimate Capacity is about 18GB, Status is FULL, Pct
> Util
> > is about 95-100% and Pct. Reclaimable Space is about 0-5% (There is no
> > tape with more then 18GB).
> > Compression is done on the Drive side.
> > FORMAT = DRIVE is defined on the Devclass.
> > I would expect that the Estimate Capacity should indicate the actual
> > capacity on the tapes (after compression), regardless of what is defined
> > on the Devclass.
> > Is this a real problem or only a report problem?
> >
> > Any idea?
> >
> >
> > Nathan Himmel
> > Semech Software Marketing LTD.
> > Tel:(972)-3-5333144
> > Fax:(972)-3-5333132
> > Email:nathanh AT semech.co DOT il