_NUM_PES(3) Open MPI _NUM_PES(3)

_num_pes, _num_pes shmem_n_pes - Returns the number of processing elements (PEs) used to run the application.

C or C++:

#include <mpp/shmem.h>
int _num_pes (void)
int shmem_n_pes (void)

Fortran:

include 'mpp/shmem.fh'
I = NUM_PES ()
I = SHMEM_N_PES ()

num_pes() or shmem_n_pes() return the total number of PEs running in an application.

SEE ALSO:

intro_shmem(3) shmem_my_pe(3) shmem_init(3)

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April 8, 2024