X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/96f99f2c43f129472ec7603caef3e370be91e13e..5d02d342bf2942a5e97d9d3599cbb7d94f3285a9:/testsuite/simdag/sd_test.c diff --git a/testsuite/simdag/sd_test.c b/testsuite/simdag/sd_test.c index 384620c173..d42376cbcd 100644 --- a/testsuite/simdag/sd_test.c +++ b/testsuite/simdag/sd_test.c @@ -2,40 +2,69 @@ #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) { - - /* No deployment file - if (argc < 3) { - printf ("Usage: %s platform_file deployment_file\n", argv[0]); - printf ("example: %s msg_platform.xml msg_deployment.xml\n", argv[0]); - exit(1); - } - */ + 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]); + INFO1("Usage: %s platform_file", argv[0]); + INFO1("example: %s sd_platform.xml", argv[0]); exit(1); } - /* initialisation of SD */ - SD_init(&argc, argv); - /* creation of the environment */ char * platform_file = argv[1]; SD_create_environment(platform_file); - /* creation of the tasks and their dependencies */ + /* test the estimation functions (use small_platform.xml) */ + 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; + const SD_link_t *route = SD_route_get_list(w1, w2); + int route_size = SD_route_get_size(w1, w2); 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); + xbt_ex_t ex; - SD_task_dependency_add(NULL, NULL, taskA, taskB); - SD_task_dependency_add(NULL, NULL, taskA, taskC); + 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)); - xbt_ex_t ex; + 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 */ @@ -66,38 +95,65 @@ int main(int argc, char **argv) { } CATCH (ex) { } + + /* if everything is ok, no exception is forwarded or rethrown by main() */ /* watch points */ - /* SD_task_watch(taskA, SD_SCHEDULED); - SD_task_watch(taskA, SD_DONE); - SD_task_unwatch(taskA, SD_SCHEDULED); - SD_task_watch(taskA, SD_DONE); - SD_task_watch(taskA, SD_SCHEDULED);*/ - - /* let's launch the simulation! */ - - int workstation_number = 2; - SD_workstation_t *workstation_list = SD_workstation_get_list(); - double computation_amount[] = {100, 200}; - double communication_amount[] = - { - 0, 30, - 20, 0 - }; - double rate = 1; - - printf("Scheduling task A (state = %d)...\n", SD_task_get_state(taskA)); - SD_task_schedule(taskA, workstation_number, workstation_list, - computation_amount, communication_amount, rate); - printf("Done. Task A state: %d\n", SD_task_get_state(taskA)); - - printf("Launching simulation...\n"); - SD_simulate(100); + 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, 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); + + 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"); + + 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; } +