X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/25001f5d08a23c1094eacb4c5e8368bf07074167..659ba669d7e5726c70f22d33f62efec4f267f994:/examples/simdag/sd_test.c diff --git a/examples/simdag/sd_test.c b/examples/simdag/sd_test.c index 0d901b40b1..006bd0836f 100644 --- a/examples/simdag/sd_test.c +++ b/examples/simdag/sd_test.c @@ -2,15 +2,23 @@ #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); +/* xbt_log_control_set("sd_test.thres=debug"); */ +/* xbt_log_control_set("sd.thres=debug"); */ + 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); } @@ -18,69 +26,67 @@ int main(int argc, char **argv) { char * platform_file = argv[1]; SD_create_environment(platform_file); + /* test the estimation functions (use small_platform.xml) */ + SD_workstation_t w1 = SD_workstation_get_by_name("Jupiter"); + SD_workstation_t w2 = SD_workstation_get_by_name("Ginette"); + 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_workstation_route_get_list(w1, w2); + int route_size = SD_workstation_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_workstation_route_get_latency(w1, w2), + SD_workstation_route_get_bandwidth(w1, w2)); + INFO4("Communication time for %f bytes between %s and %s: %f", communication_amount12, name1, name2, + SD_workstation_route_get_communication_time(w1, w2, communication_amount12)); + INFO4("Communication time for %f bytes between %s and %s: %f", communication_amount21, name2, name1, + SD_workstation_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() */ + /* SD_task_dependency_add(NULL, NULL, taskA, taskD); /\* deadlock *\/ */ - /* watch points */ - /* SD_task_watch(taskB, SD_DONE);*/ + /* scheduling parameters */ - - /* let's launch the simulation! */ - - 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 = SD_workstation_get_list();*/ + 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); @@ -91,31 +97,53 @@ int main(int argc, char **argv) { SD_task_schedule(taskD, workstation_number, workstation_list, computation_amount, communication_amount, rate); - printf("Launching simulation...\n"); - SD_task_t *changed_tasks = SD_simulate(100); - int i = 0; + SD_task_watch(taskC, SD_DONE); + + SD_task_t *changed_tasks; + + changed_tasks = SD_simulate(0.001); - printf("Simulation results:\n"); - while(changed_tasks[i] != NULL) { - switch (SD_task_get_state(changed_tasks[i])) { - 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; + while (changed_tasks[0] != NULL) { + INFO0("Tasks whose state has changed:"); + i = 0; + while(changed_tasks[i] != NULL) { + switch (SD_task_get_state(changed_tasks[i])) { + case SD_SCHEDULED: + INFO1("%s is scheduled.", SD_task_get_name(changed_tasks[i])); + break; + case SD_READY: + INFO1("%s is ready.", SD_task_get_name(changed_tasks[i])); + break; + case SD_RUNNING: + INFO1("%s is running.", SD_task_get_name(changed_tasks[i])); + break; + case SD_DONE: + INFO1("%s is done.", SD_task_get_name(changed_tasks[i])); + break; + case SD_FAILED: + INFO1("%s is failed.", SD_task_get_name(changed_tasks[i])); + break; + default: + INFO1("Unknown status for %s", SD_task_get_name(changed_tasks[i])); + break; + } + i++; } - i++; + xbt_free(changed_tasks); + changed_tasks = SD_simulate(100); } - free(changed_tasks); + + 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; }