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Multi-threading and core binding. #26

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pratikvn opened this issue Feb 21, 2020 · 0 comments
Open

Multi-threading and core binding. #26

pratikvn opened this issue Feb 21, 2020 · 0 comments
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@pratikvn @tcojean
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affects performance This issue affects the performance of the code enhancement Improvement/s on existing code. help wanted Extra attention is needed

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@pratikvn
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Use pthreads/ std::threads to use one MPI rank per process and multiple threads per rank and one subdomain per thread.

Use HWLOC functions to bind each thread to a specific CPU core /GPU.
@pratikvn pratikvn added enhancement Improvement/s on existing code. help wanted Extra attention is needed affects performance This issue affects the performance of the code labels Feb 21, 2020
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affects performance This issue affects the performance of the code enhancement Improvement/s on existing code. help wanted Extra attention is needed
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@pratikvn @tcojean