Current Practice #2
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main(int argc, char **argv)
{
int me, count;
void *data;
...
MPI_Init(&argc, &argv);
MPI_Comm_rank(MPI_COMM_WORLD, &me);
if(me == 0)
{
/* get input, create buffer ``data'' */
...
}
MPI_Bcast(data, count, MPI_BYTE, 0, MPI_COMM_WORLD);
...
MPI_Finalize();
}
This example illustrates the use of a collective communication.
Up: Motivating Examples Next: (Approximate) Current Practice #3 Previous: Current Practice #1
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