Messages in this thread | | | Date | Sat, 13 Apr 2002 13:37:58 -0600 | From | Richard Gooch <> | Subject | Re: linux as a minicomputer ? |
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H. Peter Anvin writes: > Alan Cox wrote: > > > >>This is fundamentally the problem with these kinds of schemes -- they > >>get outcompeted on price and availability by the massmarket items. > >>This is part of the very attraction of Linux -- it's running Unix on > >>stock, cheap, hardware. > > > > The hardware is now massmarket - otherwise I'd agree wholeheartedly. Video > > cards are cheap, USB2.0 cards have 4 root bridges per card. > > > > Oh yes, but the *expensive* part of the machine -- the multiprocessor > box -- isn't.
Why bother with multiple CPUs? A single processor Athalon can handle several web kiosk users.
> Also, when using massmarket systems of more than 2 or 3 monitors you > start having cabling problems. VGA connectors aren't impedance > matched and cause nasty reflections at high resolutions, so they > don't extend well. I guess digital video is coming, but is not yet > mass market.
Actually, there is some impedance matching. I've seen monitors with hi/lo impedance switches. And I've used 15 m long high-quality VGA cables. The result has been pretty good.
Regards,
Richard.... Permanent: rgooch@atnf.csiro.au Current: rgooch@ras.ucalgary.ca - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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