How to set ‐‐bind‐to‐core ‐‐bysocket via mpi4py? #649
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dalcinl
WanchaoYao
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I searched it for a long time, but didn't figure out how to set ‐‐bind‐to‐core ‐‐bysocket via mpi4py. |
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Answered by
dalcinl
May 13, 2025
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mpi4py has no control on how the Python processes are executed, that's the business of the MPI process manager. In simpler words, those are options that you must pass to $ mpiexec -n 2 ‐‐bind‐to‐core ‐‐bysocket python your_script_using_mpi4py.py |
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mpi4py has no control on how the Python processes are executed, that's the business of the MPI process manager. In simpler words, those are options that you must pass to
mpiexecto executepythonwhich in turn runs a script that uses mpi4py.$ mpiexec -n 2 ‐‐bind‐to‐core ‐‐bysocket python your_script_using_mpi4py.py