Date: Thu, 22 May 1997 01:01:54 -0400 (EDT) From: Ben Black <black@zen.cypher.net> To: Chris Csanady <ccsanady@friley231.res.iastate.edu> Cc: hackers@FreeBSD.ORG Subject: Re: URGENT: NIC/MB advice needed for cluster... Message-ID: <Pine.LNX.3.91.970522010140.26297A-100000@zen.cypher.net> In-Reply-To: <199705220115.UAA02426@friley231.res.iastate.edu>
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get the intel PR440FX and be happy. On Wed, 21 May 1997, Chris Csanady wrote: > We are about to purchase 64 dual ppro200's for a large cluster > that we are creating, and I needed some advice/information. Depending > on how things work out, I may end up managing about 90 linux boxes. :( > > The reason that we are leaning toward linux currently is essentially > due to its somewhat better support of the de21140 cards. Essentially, > if we can get better functionality/benchmarks out of FreeBSD, we will > likely go with that. We must get this money spent by July 20 or so, > so we dont really have much more time to order/test MB/NIC combinations. > > So, what I was wondering... > > 1. How well does the Etherexpress PRO/100 work currently? Does this card > work well in full duplex mode, and would I be able to have 4 of them per > box without any trouble? > > 2. We are thinking of buying ASUS P65UP5, or Intel PR440FX boards. I know > ASUS makes great boards, but we could save a lot of money with the Intel. > Does anyone know if the onboard ethernet works? We would save on Enet > cards, and memory (ECC DIMM's seem much cheaper..), but is it wise? > > Another thing we are concerned with is the DMA. Apparently the DMA on > the SuperMicro board we got seems to be doing page forwarding on the > PCI bus or something. (I don't really know someone else speculated it.. > We really need the best of performance though--so would we be well off > with the with either of the above boards? > > 3. When will the new de driver come to FreeBSD? This would help with our > currently installed base. > > I appologize for the length, but I really really dont like linux much. I > would appreciate any info anyone could give me.. > > Thanks, > Chris > > -- > Chris Csanady System Administrator > Scalable Computing Laboratory ccsanady@scl.ameslab.gov > 304 Wilhelm Hall VOICE: 515-294-7336 > Ames Laboratory / Iowa State University FAX: 515-294-4491 > > > >
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