X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/18063eeb619847565123bd64a8f017c932608fd2..0bb3be3bd3933227b8a9fbe29ff6bf426afb1649:/examples/simdag/sd_test.c diff --git a/examples/simdag/sd_test.c b/examples/simdag/sd_test.c index 72105d57dd..b287d57188 100644 --- a/examples/simdag/sd_test.c +++ b/examples/simdag/sd_test.c @@ -2,49 +2,130 @@ #include #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; + /* initialisation of SD */ SD_init(&argc, argv); if (argc < 2) { - printf ("Usage: %s platform_file\n", argv[0]); - printf ("example: %s msg_platform.xml\n", argv[0]); - exit(1); + INFO1("Usage: %s platform_file", argv[0]); + INFO1("example: %s sd_platform.xml", argv[0]); + exit(1); } /* creation of the environment */ - char * platform_file = argv[1]; + const char * platform_file = argv[1]; SD_create_environment(platform_file); + /* test the estimation functions */ + const SD_workstation_t *workstations = SD_workstation_get_list(); + SD_workstation_t w1 = workstations[0]; + SD_workstation_t w2 = workstations[1]; + const char *name1 = SD_workstation_get_name(w1); + const char *name2 = SD_workstation_get_name(w2); + const double computation_amount1 = 2000000; + const double computation_amount2 = 1000000; + const double communication_amount12 = 2000000; + const double communication_amount21 = 3000000; + 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); + 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++) { + 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)); + xbt_free(route); + /* 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); /* SD_task_dependency_add(NULL, NULL, taskA, taskD); /\* deadlock */ + xbt_ex_t ex; + + 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(taskB, SD_DONE);*/ + SD_task_watch(taskD, SD_DONE); + SD_task_watch(taskB, SD_DONE); + SD_task_unwatch(taskD, SD_DONE); - /* let's launch the simulation! */ + /* scheduling parameters */ - int workstation_number = 2; - SD_workstation_t *workstation_list = SD_workstation_get_list(); - double computation_amount[] = {100, 200}; + const int workstation_number = 2; + const SD_workstation_t workstation_list[] = {w1, w2}; + double computation_amount[] = {computation_amount1, computation_amount2}; double communication_amount[] = { - 0, 30, - 20, 0 + 0, communication_amount12, + communication_amount21, 0 }; - double rate = 1; + 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); @@ -55,49 +136,27 @@ int main(int argc, char **argv) { SD_task_schedule(taskD, workstation_number, workstation_list, computation_amount, communication_amount, rate); - SD_task_watch(taskC, SD_DONE); - SD_task_t *changed_tasks; - int i; - changed_tasks = SD_simulate(100); + changed_tasks = SD_simulate(-1.0); + xbt_assert0(changed_tasks[0] == taskD && + changed_tasks[1] == taskB && + changed_tasks[2] == taskC && + changed_tasks[3] == NULL, + "Unexpected simulation results"); - while (changed_tasks[0] != NULL) { - printf("Tasks whose state has changed:\n"); - i = 0; - while(changed_tasks[i] != NULL) { - switch (SD_task_get_state(changed_tasks[i])) { - case SD_SCHEDULED: - printf("%s is scheduled.\n", SD_task_get_name(changed_tasks[i])); - break; - case SD_READY: - printf("%s is ready.\n", SD_task_get_name(changed_tasks[i])); - break; - case SD_RUNNING: - printf("%s is running.\n", SD_task_get_name(changed_tasks[i])); - break; - case SD_DONE: - printf("%s is done.\n", SD_task_get_name(changed_tasks[i])); - break; - case SD_FAILED: - printf("%s is failed.\n", SD_task_get_name(changed_tasks[i])); - break; - default: - printf("Unknown status for %s\n", SD_task_get_name(changed_tasks[i])); - break; - } - i++; - } - free(changed_tasks); - changed_tasks = SD_simulate(100); - } + xbt_free(changed_tasks); - 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; } +