[Beowulf] x86-64 NUMA vs SMP kernel: appl. performance?
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Andrew Piskorski atp at piskorski.comFri Sep 24 13:52:16 PDT 2004
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On Fri, Sep 24, 2004 at 07:34:33PM +0400, Mikhail Kuzminsky wrote: > I have possible choice between using of SMP or NUMA-enabled x86_64 > kernels (2.4.21 from SuSE Linux 9.0 distributive). We use 2-way > Opteron-based nodes w/2 GBytes RAM per node (symmetrical DIMMs > occupation). Is there some special reason you're even asking the question? Opteron is ccNUMA, so any Linux kernel specifically optimized for it (which I think means 2.6.x) should give the same or better performance than an older kernel that has no proper NUMA/Opteron support, no? -- Andrew Piskorski <atp at piskorski.com> http://www.piskorski.com/
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