From: erik quanstrom <quanstro@labs.coraid.com>
To: 9fans@9fans.net
Subject: Re: [9fans] pcie for inter machine comms
Date: Wed, 6 Jul 2011 13:11:21 -0400 [thread overview]
Message-ID: <d0e0ba64ad185a4a2529c9248a1d9ef1@coraid.com> (raw)
In-Reply-To: <4129bd2e772e6f2068f8cd02d61c28a3@quintile.net>
> I seem to remember IBM did somthing like this with back-to-back DMAs in
> RS6000 in the early 1990s, but does anyone do it now? or do we feel that
> UDP over 40gE is fast enough for anything anyone needs (at present)?
40gbe has more bandwidth than an 8 lane pcie 2.0 slot, but obviously
bandwidth != latency. :-)
i'm not sure why you'd use udp if you're using it as a bus, though.
- erik
next prev parent reply other threads:[~2011-07-06 17:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-06 9:06 Steve Simon
2011-07-06 10:46 ` Richard Miller
2011-07-06 17:11 ` erik quanstrom [this message]
2011-07-06 17:18 ` ron minnich
2011-07-06 19:08 ` Lyndon Nerenberg (VE6BBM/VE7TFX)
2011-07-06 20:20 ` ron minnich
[not found] ` <CAP6exYLfHOROhZsA-D2+wrMPVwyp7rwwAtvHEf9hJadM+nF7hA@mail.gmail.c>
2011-07-07 16:41 ` erik quanstrom
2011-07-08 9:34 ` Richard Miller
2011-07-06 20:57 ` Charles Forsyth
2011-07-06 17:30 ` Jack
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