Re: Quadrics adds lower-end supercomputer switch
From: Dale Dellutri (ddelQQQlutr_at_panQQQix.com)
Date: 06/15/04
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Date: Tue, 15 Jun 2004 14:08:49 +0000 (UTC)
On 15 Jun 2004 07:11:51 -0600, Bob Koehler <koehler@eisner.nospam.encompasserve.org> wrote:
> In article <DTiotGxQ0bj6-pn2-xjIqbO0h8I2o@dave2_os2.home.ours>, "Dave Weatherall" <djw-nothere@nospam.nohow> writes:
> >
> > Serious question. Can we do 100mb on VAX now? ISTR being told of a
> > problem with intererupt rates in the Ethernet driver that meant we
> > were stuck at 10mb. Is there a FDDI-adapter?
> The I/O busses on most VAXen just won't keep up with 100MB. Some
> of them won't really keep up with 10MB. Whats the point of
> connecting a 100MB ethernet to a 3MB bus?
>...
I think that the VAX bus speed rated in Mbytes, while the ethernet
speeds are rated in Mbits. If that's true, a 3Mbyte bus (= about
24Mbit) could easily handle a 10Mbit ethernet connection.
And, as another poster pointed out, some VAXen have a much faster bus.
-- Dale Dellutri <ddelQQQlutr@panQQQix.com> (lose the Q's)
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