Beispiel #1
0
void test(char *platform)
{
  void *hostA = NULL;
  void *hostB = NULL;
  double now = -1.0;
  int running;

  xbt_cfg_set_parse(_sg_cfg_set, "network/model:CM02");
  xbt_cfg_set_parse(_sg_cfg_set, "cpu/model:Cas01");
  parse_platform_file(platform);

  /*********************** HOST ***********************************/
  hostA = surf_host_resource_by_name("Cpu A");
  hostB = surf_host_resource_by_name("Cpu B");

  /* Let's check that those two processors exist */
  XBT_DEBUG("%s : %p", surf_resource_name(hostA), hostA);
  XBT_DEBUG("%s : %p", surf_resource_name(hostB), hostB);

  /* Let's do something on it */
  surf_host_execute(hostA, 1000.0);
  surf_host_execute(hostB, 1000.0);
  surf_host_sleep(hostB, 7.32);

  surf_host_model_communicate(surf_host_model, hostA, hostB, 150.0, -1.0);

  surf_solve(-1.0);                 /* Takes traces into account. Returns 0.0 */
  do {
    surf_action_t action = NULL;
    unsigned int iter;
    surf_model_t model = NULL;
    running = 0;

    now = surf_get_clock();
    XBT_DEBUG("Next Event : %g", now);

    xbt_dynar_foreach(model_list, iter, model) {
      XBT_DEBUG("\t %s actions", surf_model_name(model));
      while ((action = surf_model_extract_failed_action_set((surf_model_t)model))) {
        XBT_DEBUG("\t * Failed : %p", action);
        surf_action_unref(action);
      }
      while ((action = surf_model_extract_done_action_set((surf_model_t)model))) {
        XBT_DEBUG("\t * Done : %p", action);
        surf_action_unref(action);
      }
      if (surf_model_running_action_set_size((surf_model_t)model)) {
        XBT_DEBUG("running %s", surf_model_name(model));
        running = 1;
      }
    }
  } while (running && surf_solve(-1.0) >= 0.0);

  XBT_DEBUG("Simulation Terminated");

}
Beispiel #2
0
Action *HostCLM03Model::executeParallelTask(int host_nb,
                                        sg_host_t *host_list,
                                        double *flops_amount,
                                        double *bytes_amount,
                                        double rate){
#define cost_or_zero(array,pos) ((array)?(array)[pos]:0.0)
  Action *action =NULL;
  if ((host_nb == 1)
      && (cost_or_zero(bytes_amount, 0) == 0.0)){
    action = surf_host_execute(host_list[0],flops_amount[0]);
  } else if ((host_nb == 1)
           && (cost_or_zero(flops_amount, 0) == 0.0)) {
    action = surf_network_model->communicate(sg_host_edge(host_list[0]),
    		                                 sg_host_edge(host_list[0]),
											 bytes_amount[0], rate);
  } else if ((host_nb == 2)
             && (cost_or_zero(flops_amount, 0) == 0.0)
             && (cost_or_zero(flops_amount, 1) == 0.0)) {
    int i,nb = 0;
    double value = 0.0;

    for (i = 0; i < host_nb * host_nb; i++) {
      if (cost_or_zero(bytes_amount, i) > 0.0) {
        nb++;
        value = cost_or_zero(bytes_amount, i);
      }
    }
    if (nb == 1){
      action = surf_network_model->communicate(sg_host_edge(host_list[0]),
    		                                   sg_host_edge(host_list[1]),
											   value, rate);
    }
  } else
    THROW_UNIMPLEMENTED;      /* This model does not implement parallel tasks for more than 2 hosts */
#undef cost_or_zero
  xbt_free(host_list);
  return action;
}