static void action_allToAll(const char *const *action) {
double clock = smpi_process_simulated_elapsed();
+ double comm_size = smpi_comm_size(MPI_COMM_WORLD);
+ double send_size = parse_double(action[2]);
+ double recv_size = parse_double(action[3]);
+
+#ifdef HAVE_TRACING
+ int rank = smpi_process_index();
+ TRACE_smpi_computing_out(rank);
+ TRACE_smpi_collective_in(rank, -1, __FUNCTION__);
+#endif
+
+ if (send_size < 200 && comm_size > 12) {
+ smpi_coll_tuned_alltoall_bruck(NULL, send_size, MPI_BYTE,
+ NULL, recv_size, MPI_BYTE,
+ MPI_COMM_WORLD);
+ } else if (send_size < 3000) {
+ smpi_coll_tuned_alltoall_basic_linear(NULL, send_size, MPI_BYTE,
+ NULL, recv_size, MPI_BYTE,
+ MPI_COMM_WORLD);
+ } else {
+ smpi_coll_tuned_alltoall_pairwise(NULL, send_size, MPI_BYTE,
+ NULL, recv_size, MPI_BYTE,
+ MPI_COMM_WORLD);
+ }
+
+#ifdef HAVE_TRACING
+ TRACE_smpi_collective_out(rank, -1, __FUNCTION__);
+ TRACE_smpi_computing_in(rank);
+#endif
log_timed_action (action, clock);
}