low-latency high-bandwidth OS bypass user-level messaging for commodity(linux) clusters with commodityNICs(<$200), HELP! (GAMMA/EMP/M-VIA/etc.)

Jeff Layton jeffrey.b.layton at lmco.com
Wed Dec 18 03:14:44 PST 2002

> A good example is easy to find: the Intel GigE NIC series has added
> about a half dozen new PCI IDs in the past year.  Not just revision
> numbers, which we don't track, but the major ID number.  Some of those
> new versions appear to have significant changes in the feature set and
> in the way they handle small packets to reduce latency.

I'm not sure what NICS these are, but I just found some good
numbers for GigE NICs:


They look pretty darn good!


> That's a life cycle of about three months, which is shorter than the
> time to decide a device driver is stable.
> --
> Donald Becker                           becker at scyld.com
> Scyld Computing Corporation            http://www.scyld.com
> 410 Severn Ave. Suite 210               Scyld Beowulf cluster system
> Annapolis MD 21403                      410-990-9993
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Jeff Layton
Senior Engineer
Lockheed-Martin Aeronautical Company - Marietta
Aerodynamics & CFD

"Is it possible to overclock a cattle prod?" - Irv Mullins

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