[Beowulf] Not all cores are created equal
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Chris Samuel csamuel at vpac.orgWed Dec 24 02:03:38 PST 2008
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----- "John Hearns" <hearnsj at googlemail.com> wrote: > SGI Altix have 'bootcpusets' which means you can slice > off one or two processors to take care of OS housekeeping > tasks, Now that cpusets have been in the mainline kernel for some time you should be able to do this with any modern distro. I contemplated doing this on our Barcelona cluster, but sacrificing 1 core in 8 was a bit too much of a high price to pay. But people with higher core counts per node might find it attractive. cheers, Chris -- Christopher Samuel - (03) 9925 4751 - Systems Manager The Victorian Partnership for Advanced Computing P.O. Box 201, Carlton South, VIC 3053, Australia VPAC is a not-for-profit Registered Research Agency
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