#include <stdio.h>
#include <mpi.h>
-
int main(int argc, char **argv)
{
int size, rank;
- //double start_timer;
MPI_Init(&argc, &argv);
MPI_Comm_size(MPI_COMM_WORLD, &size);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
- //start_timer = MPI_Wtime();
-
MPI_Barrier(MPI_COMM_WORLD);
- MPI_Barrier(MPI_COMM_WORLD);
if (0 == rank) {
printf("... Barrier ....\n");
- //printf("Elapsed=%f s\n", MPI_Wtime() - start_timer);
}
MPI_Finalize();