1 /* Copyright (c) 2009. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
11 int main (int argc, char **argv) {
17 MPI_Init(&argc, &argv);
18 MPI_Comm_size(MPI_COMM_WORLD, &size);
19 MPI_Comm_rank(MPI_COMM_WORLD, &rank);
21 start_timer = MPI_Wtime();
23 MPI_Barrier( MPI_COMM_WORLD );
25 MPI_Barrier( MPI_COMM_WORLD );
27 printf("... Barrier ....\n");
28 printf("Elapsed=%lf s\n", MPI_Wtime() - start_timer);