Date: Thu, 30 Jul 1998 15:21:42 +0200 (CEST) From: Malte Lance <malte@webmore.com> To: "Ralf Folkerts" <folkerts@ibm.net> Cc: "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG> Subject: Re: DDS-II Drive and Hardware-Compression Message-ID: <13760.22530.639549.185967@neuron.webmore.de> In-Reply-To: <199807291702.RAA49992@out4.ibm.net> References: <199807291702.RAA49992@out4.ibm.net>
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Ralf Folkerts writes:
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>
> Hi,
>
> I have a question re. a DDS-II Streamer (ARCHIVE Python 28388-XXX 4.CM) and
> Hardware-Compression:
>
> With OS/2's GTAK I can use "compr on" to turn on my Drive's Hardware-Compression. With
> Linux I use "mt -f /dev/rmt0 datcompression on" to activate it.
>
> However, the FreeBSD mt command does not offer direct access to the datcompression-flag.
> Instead it offers me three "X.nn" Modes to select from.
On my 2.2.6-system "man mt" gives:
...
comp Set compression mode. (The kernel counterpart of this has not
yet been reported to work correctly.)
...
What system are you on ?
Malte.
>
> Unfortunately I absolutely don't know which mode corresponds to the "datcompr on" Flag. I
> also read the Manual and searched the FAQs and Mailing-List-Archives but didn't find a clue.
>
> Could anybody please let me know *what* mt - mode I have to select in order to have my Drive
> use it's Hardware-Compression?!
>
> MTIA,
> _ralf_
>
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>
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