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Date: Mon, 12 Feb 2001 16:23:04 -0800
From: "H. Peter Anvin" <hpa@transmeta.com>
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CC: Alan Cox <alan@lxorguk.ukuu.org.uk>,
        Werner Almesberger <Werner.Almesberger@epfl.ch>,
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Subject: Re: LILO and serial speeds over 9600
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Tim Wright wrote:
> 
> Yup,
> those who fail to learn from TCP are doomed to re-invent it, badly, at the
> wrong level <GRIN>.
> Seriously, the console subsystem on the Sequent (now IBM) NUMA-Q systems
> originally used UDP. It wound up as a serious mess. We changed to TCP.
> I'll admit that the NUMA-Q console subsystem does more than what is being
> proposed here currently, but it's likely to grow.
> In general UDP is only appropriate if you *can* afford to drop data.
> Did RDP ever get anywhere ?
> 

That's the whole crux of the matter.  For something like this, you *will*
drop data under certain circumstances.  I suspect it's better to have
this done in a controlled manner, rather than stop completely, which is
what TCP would do.

	-hpa

-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt
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