[Beowulf] slightly [OT] smp boxes
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Nifty niftyompi Mitch niftyompi at niftyegg.comFri Oct 17 18:57:13 PDT 2008
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On Fri, Oct 17, 2008 at 12:26:54PM -0400, Joe Landman wrote: > andrew holway wrote: >> Hi >> >> If you wanted to buy an smp machine of 8, 16 or 32 sockets, what would >> be your options? > > x86 architecture? Others? To what purpose? Why so many sockets, for Beowulf? The Sicortex system has lots of cores and some of their smaller development systems and might qualify if the goal is to research SMP, NUMA, and single system memory image. As fast as CPU cores are today, memory and coherency protocols will hobble the system in unexpected ways.... In some cases Infiniband bandwidth between single and dual socket systems is an improvement over large socket count boxes. For some chassis large socket counts permit more RAM... -- T o m M i t c h e l l Found me a new hat, now what?
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