-
-
-
- const double computation_amount1 = 2000000;
- const double computation_amount2 = 1000000;
- const double communication_amount12 = 2000000;
- const double communication_amount21 = 3000000;
-
- /* NOTE: The link properties can be retrieved only from the SimDag interface */
- const SD_link_t *route = SD_route_get_list(w1, w2);
- int route_size = SD_route_get_size(w1, w2);
- for (i = 0; i < route_size; i++) {
-
- props = SD_link_get_properties(route[i]);
- xbt_dict_cursor_t cursor = NULL;
- char *key,*data;
-
- /* Print the properties of the current link */
- xbt_dict_foreach(props,cursor,key,data) {
- INFO3("\tLink %s property: %s has value: %s",SD_link_get_name(route[i]),key,data);
-
- /* Try to get a property that does not exist */
- char noexist1[]="Other";
- value = SD_link_get_property_value(route[i], noexist1);
- if ( value == NULL)
- INFO2("\tProperty: %s for link %s is undefined", noexist, SD_link_get_name(route[i]));
- else
- INFO3("\tLink %s property: %s has value: %s",SD_link_get_name(route[i]),noexist,value);
- }
-
- }
- /* creation of the tasks and their dependencies */
- SD_task_t taskA = SD_task_create("Task A", NULL, 10.0);
- SD_task_t taskB = SD_task_create("Task B", NULL, 40.0);
- SD_task_t taskC = SD_task_create("Task C", NULL, 30.0);
- SD_task_t taskD = SD_task_create("Task D", NULL, 60.0);
-
-
- SD_task_dependency_add(NULL, NULL, taskB, taskA);
- SD_task_dependency_add(NULL, NULL, taskC, taskA);
- SD_task_dependency_add(NULL, NULL, taskD, taskB);
- SD_task_dependency_add(NULL, NULL, taskD, taskC);
-
- /* watch points */
- SD_task_watch(taskD, SD_DONE);
- SD_task_watch(taskB, SD_DONE);
- SD_task_unwatch(taskD, SD_DONE);
-
-
- /* scheduling parameters */
-
- const int workstation_number = 2;
- const SD_workstation_t workstation_list[] = {w1, w2};
- double computation_amount[] = {computation_amount1, computation_amount2};
- double communication_amount[] =
- {
- 0, communication_amount12,
- communication_amount21, 0
- };
- double rate = -1.0;
-
- /* estimated time */
- SD_task_t task = taskD;
- INFO2("Estimated time for '%s': %f", SD_task_get_name(task),
- SD_task_get_execution_time(task, workstation_number, workstation_list,
- computation_amount, communication_amount, rate));
-
- /* let's launch the simulation! */
-
- SD_task_schedule(taskA, workstation_number, workstation_list,
- computation_amount, communication_amount, rate);
- SD_task_schedule(taskB, workstation_number, workstation_list,
- computation_amount, communication_amount, rate);
- SD_task_schedule(taskC, workstation_number, workstation_list,
- computation_amount, communication_amount, rate);
- SD_task_schedule(taskD, workstation_number, workstation_list,
- computation_amount, communication_amount, rate);
-
- SD_task_t *changed_tasks;
-
- changed_tasks = SD_simulate(-1.0);
- for (i = 0; changed_tasks[i] != NULL; i++) {
- INFO3("Task '%s' start time: %f, finish time: %f",
- SD_task_get_name(changed_tasks[i]),
- SD_task_get_start_time(changed_tasks[i]),
- SD_task_get_finish_time(changed_tasks[i]));
- }
-
- xbt_assert0(changed_tasks[0] == taskD &&
- changed_tasks[1] == taskB &&
- changed_tasks[2] == NULL,
- "Unexpected simulation results");
-
- xbt_free(changed_tasks);
-
- DEBUG0("Destroying tasks...");
-
- SD_task_destroy(taskA);
- SD_task_destroy(taskB);
- SD_task_destroy(taskC);
- SD_task_destroy(taskD);
-
- DEBUG0("Tasks destroyed. Exiting SimDag...");