6 int main( int argc, char **argv)
10 MPI_Init(&argc, &argv);
11 MPI_Barrier(MPI_COMM_WORLD);
12 buf = (char *)malloc(32*1024);
13 MPI_Comm_rank(MPI_COMM_WORLD, &iam);
17 printf("Broadcasting %d bytes\n", i*64);
19 MPI_Bcast(buf, i*64, MPI_BYTE, 0, MPI_COMM_WORLD);
20 if (*buf != i) printf("Sanity check error on node %d\n", iam);
23 MPI_Barrier(MPI_COMM_WORLD);