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

[jon]

Hey!  Thanks for the info!  I really tried hard looking for such a thing
and never found it.

I'll take it into consideration.

Thanks,
Jon 


> -----Original Message-----
> From: Iwao Makino [mailto:iwao at rickey-net.com]
> Sent: Tuesday, December 17, 2002 10:16 AM
> To: jon
> Subject: RE: low-latency high-bandwidth OS bypass user-level
messagingforcommodity(linux)
> clusters with commodity NICs(<$200),HELP!(GAMMA/EMP/M-VIA/etc.)
> 
> Jon,
> 
> I don't know about SuperMicro, but Tyan has what you might be
interested at...
> 
> S2707
> <http://www.tyan.com/products/html/trinitygcsl.html>
> 
> There's also single Xeon board out there(CPU more expensive not much
point
> going this way)
> 
> At 2:39 -0600 on 17.12.2002, jon wrote regarding RE: low-latency
> high-bandwidth OS bypass user-level mes:
> >Hi,
> >
> >>  -----Original Message-----
> >>  From: Patrick Geoffray [mailto:patrick at myri.com]
> >>  Sent: Tuesday, December 17, 2002 2:06 AM
> >>  To: jon
> >>  Cc: 'Beowulf cluster mailing list'
> >>  Subject: RE: low-latency high-bandwidth OS bypass user-level
> >messagingforcommodity(linux)
> >>  clusters with commodity NICs(<$200),HELP!(GAMMA/EMP/M-VIA/etc.)
> >>
> >>  Jon,
> >>
> >>  On Tue, 2002-12-17 at 02:50, jon wrote:
> >>  > Perhaps the P4 isn't that great, but it's an Intel 850E chipset,
not
> >>  > sure that it sucks :)
> >>  >
> >>  > http://usa.asus.com/mb/socket478/p4t533-c/overview.htm is the
> >>  > motherboard.
> >>  >
> >>
> >>  It's a PCI 32/33. Nowadays, you can find plenty of P4-based
> >motherboards
> >>  with correct PCI 64/66, for almost the same price.
> >
> >[jon] Honestly I couldn't find ANY P4 MB's with 64-bit/66Mhz, let
alone
> >PCI-X.
> >
> >If you could point one out, that would be fine :)
> >
> >The Grand Champion's from SuperMicro with 64-bit/66Mhz are all
> >dual-Xeons.  There's a single-Xeon with 64-bit/33Mhz, and the rest
are
> >P4's with 1 CPU and are all 32-bit 33Mhz.
> >
> >The point is the Intel 845 and Intel 850 are for use with P4, least
> >SuperMicro's, even the E7205 based P4 is 32-bit 33Mhz with the P4.
> >
> >>  > Anyways, ya, I don't think any P4 system is a great myrinet
host.
> >>
> >>  The hot machines today are P4-based, using the Serverworks
> >GrandChampion
> >>  (GC) or Intel E7500 (Plumas) chipsets. They provide PCI 64/66
(even
> >>  PCI-X) and are available from many vendors. All of the Intel i8x0
> >>  chipset are just **** regarding PCI performance.
> >>
> >>  All the machines we bought recently were Supermicro motherboards
with
> >>  Serverworks GC-LE chipsets. Works great.
> >
> >[jon] And they have P4 Xeons, right? :)  Not Pure P4's.
> >[jon]
> >
> >
> >
> >
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