- xbt_sleep(100); // fixme
- if (!receive(false))
- n = 0;
- }
- DEBUG0("going to finalize.");
- finalize();
-
- // MSG_process_sleep(100.0); // xxx
- /* xxx:
- * while (there is something to do) {
- * compute some task;
- * get received tasks;
- * compute load balancing;
- * send tasks to neighbors;
- * }
- * finalize;
- * wait for pending messages;
- */
-
- /* Open Questions :
- * - definition of load on heterogeneous hosts ?
- * - how to detect convergence ?
- * - how to manage link failures ?
- */
-
- DEBUG0("done.");
- return 0;
+ data_receive(opt::min_comp_iter_duration);
+
+ comm.data_flush(false);
+
+ if (real_load == 0.0)
+ continue;
+
+ // send
+ std::for_each(neigh.begin(), neigh.end(),
+ bind(&process::data_send, this, _1));
+
+ // compute
+ ++comp_iter;
+ double flops = opt::comp_cost(real_load);
+ m_task_t task = MSG_task_create("computation", flops, 0.0, NULL);
+ TRACE_msg_set_task_category(task, TRACE_CAT_COMP);
+ XBT_DEBUG("compute %g flop%s", flops, ESSE(flops));
+ MSG_task_execute(task);
+ comp += flops;
+ MSG_task_destroy(task);
+
+ sleep_until_date(next_iter_after_date, opt::min_comp_iter_duration);
+ }
+
+ XBT_VERB("Going to finalize for %s...", __func__);
+ // last send, for not losing load scheduled to be sent
+ std::for_each(neigh.begin(), neigh.end(),
+ bind(&process::data_send, this, _1));
+ finalizing = true;
+ total_load_running -= real_load;
+ XBT_DEBUG("send DATA_CLOSE to %zu neighbor%s",
+ neigh.size(), ESSE(neigh.size()));
+ std::for_each(neigh.begin(), neigh.end(),
+ bind(&process::data_close, this, _1));
+ while (data_close_pending) {
+ comm.data_flush(false);
+ XBT_DEBUG("waiting for %d DATA CLOSE", data_close_pending);
+ data_receive(-1.0);
+ }
+ comm.data_flush(true);
