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Count the number of real phyiscal machine by MPI

志强_赵_
Beginner
177 Views

Does have any API to get the number of real phyiscal machine like mpi_comm_size?

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Artem_R_Intel1
Employee
177 Views

Hi,

As far as I know the only possibility is to use MPI_Get_processor_name() - for example gather and count unique values.

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