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On Thu, Dec 13, 2012 at 2:01 PM, Luis Gustavo Vilela de Oliveira |
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<luisgustavo.vilela@×××××.com> wrote: |
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> I believe NUMA is only used on multiprocessor machine and not on only |
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> multicore. |
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NUMA's about memory access so it's about |
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cores/CPUs/processors/whatever_you_want_to_call_it and how they access |
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memory. |
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[...] |
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>> NUMA is also an option in the kernel. Should also be fully transparent. |
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>> I got one machine with NUMA and only had to set an option for it. |
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>> |
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>> Does anyone know how to check it's working properly? |
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You could use numactl and place your binary on certain nodes (cores) |
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and check whether that works. |
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You should also check your code uses OpenMP, threading, ... for example. |
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Monitor your CPU and memory also while your software is running ;) |
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What SW are you going to be running? Do you know if your software is |
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SMP and/or NUMA aware? |
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Rafa |