Date: Wed, 5 Mar 2003 18:48:57 -0600 From: David Leimbach <leimy2k@mac.com> To: Wilko Bulte <wkb@freebie.xs4all.nl> Cc: Rossam Souza Silva <rss@cin.ufpe.br>, current@FreeBSD.ORG Subject: Re: IP over IEEE1394? Message-ID: <69DCFB5C-4F6D-11D7-885F-0003937E39E0@mac.com> In-Reply-To: <20030305190134.H5349@freebie.xs4all.nl>
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>> > > The interconnect is just 10% of the whole cluster story. Firewire > is one possibility, but Fibrechannel you could do today if you wanted > to. We have Fibrechannel support in the Qlogic isp(4) driver (thanks > Matt!) today. > Yeah... if you are lucky 10% :). In fact latency in messages isn't as important as some people would like you to believe either. A well written MPI library [and MPI application] allows overlap of communication and computation that improves the overall wall clock time of the job... which is the ultimate goal. Get it done correctly and get it done ASAP! :) but that's WAAAAY offtopic now :) Dave To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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