+++ /dev/null
-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include "simdag/simdag.h"
-#include "xbt/ex.h"
-#include "xbt/log.h"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(sd_test,
- "Logging specific to this SimDag example");
-
-int main(int argc, char **argv)
-{
- int i;
- const char *platform_file;
-
- const SD_workstation_t *workstations;
- SD_workstation_t w1;
- SD_workstation_t w2;
- const char *name1;
- const char *name2;
- const double computation_amount1 = 2000000;
- const double computation_amount2 = 1000000;
- const double communication_amount12 = 2000000;
- const double communication_amount21 = 3000000;
- const SD_link_t *route;
- int route_size;
- SD_task_t taskA;
- SD_task_t taskB;
- SD_task_t taskC;
- SD_task_t taskD;
- xbt_ex_t ex;
-
- /* initialisation of SD */
- SD_init(&argc, argv);
-
- if (argc < 2) {
- INFO1("Usage: %s platform_file", argv[0]);
- INFO1("example: %s sd_platform.xml", argv[0]);
- exit(1);
- }
-
- /* creation of the environment */
-
- platform_file = argv[1];
-
- SD_create_environment(platform_file);
-
- /* test the estimation functions (use small_platform.xml) */
- workstations = SD_workstation_get_list();
- w1 = workstations[0];
- w2 = workstations[1];
- name1 = SD_workstation_get_name(w1);
- name2 = SD_workstation_get_name(w2);
- route = SD_route_get_list(w1, w2);
- route_size = SD_route_get_size(w1, w2);
- taskA = SD_task_create("Task A", NULL, 10.0);
- taskB = SD_task_create("Task B", NULL, 40.0);
- taskC = SD_task_create("Task C", NULL, 30.0);
- taskD = SD_task_create("Task D", NULL, 60.0);
-
- INFO3("Computation time for %f flops on %s: %f", computation_amount1, name1,
- SD_workstation_get_computation_time(w1, computation_amount1));
- INFO3("Computation time for %f flops on %s: %f", computation_amount2, name2,
- SD_workstation_get_computation_time(w2, computation_amount2));
-
- INFO2("Route between %s and %s:", name1, name2);
- for (i = 0; i < route_size; i++) {
- INFO3("\tLink %s: latency = %f, bandwidth = %f",
- SD_link_get_name(route[i]), SD_link_get_current_latency(route[i]),
- SD_link_get_current_bandwidth(route[i]));
- }
- INFO2("Route latency = %f, route bandwidth = %f",
- SD_route_get_current_latency(w1, w2),
- SD_route_get_current_bandwidth(w1, w2));
- INFO4("Communication time for %f bytes between %s and %s: %f",
- communication_amount12, name1, name2,
- SD_route_get_communication_time(w1, w2, communication_amount12));
- INFO4("Communication time for %f bytes between %s and %s: %f",
- communication_amount21, name2, name1,
- SD_route_get_communication_time(w2, w1, communication_amount21));
-
- /* creation of the tasks and their dependencies */
-
- 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);
- /* SD_task_dependency_add(NULL, NULL, taskA, taskD); /\* deadlock */
-
- TRY {
- SD_task_dependency_add(NULL, NULL, taskA, taskA); /* shouldn't work and must raise an exception */
- xbt_assert0(0, "Hey, I can add a dependency between Task A and Task A!");
- }
- CATCH(ex) {
- }
-
- TRY {
- SD_task_dependency_add(NULL, NULL, taskA, taskB); /* shouldn't work and must raise an exception */
- xbt_assert0(0, "Oh oh, I can add an already existing dependency!");
- }
- CATCH(ex) {
- }
-
- SD_task_dependency_remove(taskA, taskB);
-
- TRY {
- SD_task_dependency_remove(taskC, taskA); /* shouldn't work and must raise an exception */
- xbt_assert0(0, "Dude, I can remove an unknown dependency!");
- }
- CATCH(ex) {
- }
-
- TRY {
- SD_task_dependency_remove(taskC, taskC); /* shouldn't work and must raise an exception */
- xbt_assert0(0,
- "Wow, I can remove a dependency between Task C and itself!");
- }
- CATCH(ex) {
- }
-
-
- /* if everything is ok, no exception is forwarded or rethrown by main() */
-
- /* 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
- };
- SD_task_t *changed_tasks;
- 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));
-
- /* 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);
-
- changed_tasks = SD_simulate(-1.0);
- xbt_assert0(changed_tasks[0] == taskD &&
- changed_tasks[1] == taskC &&
- changed_tasks[2] == taskB &&
- changed_tasks[3] == 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...");
-
- SD_exit();
- return 0;
-}
