Miscellaneous

C | Fortran-2008 | Fortran-90

MPI_Finalize

Definition

MPI_Finalize shuts down the MPI library. It must be called by each process at the end of the MPI program.

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int MPI_Finalize();

Return value

The error code returned from the finalisation.

Example

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#include <stdio.h>
#include <stdlib.h>
#include <mpi.h>

/**
 * @brief Illustrate how to finalise the MPI environment.
 **/
int main(int argc, char* argv[])
{
    MPI_Init(&argc, &argv);

    // Tell MPI to shut down and that we no longer need it.
    MPI_Finalize();

    return EXIT_SUCCESS;
}