mpiexec

Run an MPI script.

Syntax

  • mpiexec(script)

  • mpiexec(script, nb_process)

  • r = mpiexec(script, nb_process)

  • [r, msg] = mpiexec(script, nb_process)

Input argument

  • script - an filename with .m extension.

  • nb_process - an integer value: number of process.

Output argument

  • r - an integer value: maximum of the exit status values of all of the processes created by mpiexec.

Description

Run an MPI script in nelson.

MPI process are launched in CLI mode (no gui, no plot).

See also

MPI_Init.

Example

mpiexec([modulepath('mpi'), '/examples/help_examples/MPI_Allreduce.m'], 4)

History

Author

Allan CORNET

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