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Date:      25 Feb 2000 19:43:23 +1100
From:      Julian Assange <proff@iq.org>
To:        James Wyatt <jwyatt@rwsystems.net>
Cc:        proff@iq.org
Subject:   Re: incoming bandwidth for linguistic project?
Message-ID:  <wxvh3dk6z8.fsf@suburbia.net>
In-Reply-To: James Wyatt's message of "Thu, 24 Feb 2000 12:53:22 -0600 (CST)"
References:  <Pine.BSF.4.10.10002241251390.38762-100000@bsdie.rwsystems.net>

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James Wyatt <jwyatt@rwsystems.net> writes:

> On 25 Feb 2000, Julian Assange wrote:
> > I'm an Australian computational linguist. I'm doing some research on
> > language drift on the internet. This requires reasonable amounts of
> > incoming bandwidth (1-8 Gbytes a day) for analysis, but very little
> > outgoing bandwidth (perhaps 1/50th of incoming).
> > 
> >         running freebsd with 256 mb ram.
> >         with 5 x 40 Gb ide drives (e.g maxtor), with room
> >           for another 3 drives
> >         the cost (if any) of 1-8Gb a/day incoming bandwidth
> >         the cost of say, 50Mb/day of outgoing bandwidth
> >         If, for some unpredicted reason we need to upgrade to 
> >           4x the in/out bandwidth estimate above, the marginal cost of
> >           doing so.
> 	[ ... ]
> 
> Did miss some functionality, or are you limited to four total IDE devices
> on the two IDE interfaces most motherboards have? Does someone make an IDE
> controller that uses cable-select that FreeBSD has drivers for? btw: One
> of your IDE devices may be taken by a CDROM drive... - Jy@

Some mother boards have support for 4 ide busses. Otherwise one can simple
use an additional PCI ide controller (e.g promise) for the extra two busses.

Cheers,
Julian.


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