X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0cf55eb21f1c33798b700bc0608d25ed45f52e7b..6c5a944539f235e71f1fadb8568c093f96fcfe34:/examples/simdag/sd_test.c diff --git a/examples/simdag/sd_test.c b/examples/simdag/sd_test.c index e5f6f156cb..d2887908c3 100644 --- a/examples/simdag/sd_test.c +++ b/examples/simdag/sd_test.c @@ -1,3 +1,9 @@ +/* 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 #include #include "simdag/simdag.h" @@ -5,143 +11,198 @@ #include "xbt/log.h" XBT_LOG_NEW_DEFAULT_CATEGORY(sd_test, - "Logging specific to this SimDag example"); + "Logging specific to this SimDag example"); -int main(int argc, char **argv) { +int main(int argc, char **argv) +{ int i; - - /* initialisation of SD */ + unsigned int ctr; + const char *platform_file; + const SD_workstation_t *workstations; + const char *name1; + const char *name2; + double computation_amount1; + double computation_amount2; + double communication_amount12; + double communication_amount21; + const SD_link_t *route; + int route_size; + SD_task_t task, taskA, taskB, taskC, taskD, checkB, checkD; + xbt_dynar_t changed_tasks; + xbt_ex_t ex; + const int workstation_number = 2; + SD_workstation_t workstation_list[2]; + double computation_amount[2]; + double communication_amount[4] = { 0 }; + double rate = -1.0; + SD_workstation_t w1, w2; + + /* initialization of SD */ SD_init(&argc, argv); -/* xbt_log_control_set("sd_test.thres=debug"); */ -/* xbt_log_control_set("sd.thres=debug"); */ - + /* xbt_log_control_set("sd.thres=debug"); */ + if (argc < 2) { - INFO1("Usage: %s platform_file", argv[0]); - INFO1("example: %s sd_platform.xml", argv[0]); - exit(1); + XBT_INFO("Usage: %s platform_file", argv[0]); + XBT_INFO("example: %s sd_platform.xml", argv[0]); + exit(1); } /* creation of the environment */ - char * platform_file = argv[1]; + 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); + /* test the estimation functions */ + workstations = SD_workstation_get_list(); + w1 = workstations[0]; + w2 = workstations[1]; + SD_workstation_set_access_mode(w2, SD_WORKSTATION_SEQUENTIAL_ACCESS); + name1 = SD_workstation_get_name(w1); + name2 = SD_workstation_get_name(w2); + computation_amount1 = 2000000; + computation_amount2 = 1000000; + communication_amount12 = 2000000; + communication_amount21 = 3000000; + XBT_INFO("Computation time for %f flops on %s: %f", computation_amount1, + name1, SD_workstation_get_computation_time(w1, + computation_amount1)); + XBT_INFO("Computation time for %f flops on %s: %f", computation_amount2, + name2, SD_workstation_get_computation_time(w2, + computation_amount2)); + + XBT_INFO("Route between %s and %s:", name1, name2); + route = SD_route_get_list(w1, w2); + 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])); + XBT_INFO(" Link %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_INFO("Route latency = %f, route bandwidth = %f", + SD_route_get_current_latency(w1, w2), + SD_route_get_current_bandwidth(w1, w2)); + XBT_INFO("Communication time for %f bytes between %s and %s: %f", + communication_amount12, name1, name2, + SD_route_get_communication_time(w1, w2, communication_amount12)); + XBT_INFO("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_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); - + 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); + + 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 *\/ */ + /* 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_die("Hey, I can add a dependency between Task A and Task A!"); + } + CATCH(ex) { + if (ex.category != arg_error) + RETHROW; /* this is a serious error */ + xbt_ex_free(ex); + } + + TRY { + SD_task_dependency_add(NULL, NULL, taskB, taskA); /* shouldn't work and must raise an exception */ + xbt_die("Oh oh, I can add an already existing dependency!"); + } + CATCH(ex) { + if (ex.category != arg_error) + RETHROW; + xbt_ex_free(ex); + } + + TRY { + SD_task_dependency_remove(taskA, taskC); /* shouldn't work and must raise an exception */ + xbt_die("Dude, I can remove an unknown dependency!"); + } + CATCH(ex) { + if (ex.category != arg_error) + RETHROW; + xbt_ex_free(ex); + } + + TRY { + SD_task_dependency_remove(taskC, taskC); /* shouldn't work and must raise an exception */ + xbt_die("Wow, I can remove a dependency between Task C and itself!"); + } + CATCH(ex) { + if (ex.category != arg_error) + RETHROW; + xbt_ex_free(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 */ + workstation_list[0] = w1; + workstation_list[1] = w2; + computation_amount[0] = computation_amount1; + computation_amount[1] = computation_amount2; - 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, communication_amount12, - communication_amount21, 0 - }; - double rate = -1.0; + communication_amount[1] = communication_amount12; + communication_amount[2] = communication_amount21; /* 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)); + task = taskD; + XBT_INFO("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); + computation_amount, communication_amount, rate); SD_task_schedule(taskB, workstation_number, workstation_list, - computation_amount, communication_amount, rate); + computation_amount, communication_amount, rate); SD_task_schedule(taskC, workstation_number, workstation_list, - computation_amount, communication_amount, rate); + computation_amount, communication_amount, rate); SD_task_schedule(taskD, workstation_number, workstation_list, - computation_amount, communication_amount, rate); - - SD_task_watch(taskC, SD_DONE); - - SD_task_t *changed_tasks; - - changed_tasks = SD_simulate(0.001); - - 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++; - } - free(changed_tasks); - changed_tasks = SD_simulate(100); + computation_amount, communication_amount, rate); + + changed_tasks = SD_simulate(-1.0); + xbt_dynar_foreach(changed_tasks, ctr, task) { + XBT_INFO("Task '%s' start time: %f, finish time: %f", + SD_task_get_name(task), + SD_task_get_start_time(task), SD_task_get_finish_time(task)); } - free(changed_tasks); + xbt_dynar_get_cpy(changed_tasks, 0, &checkD); + xbt_dynar_get_cpy(changed_tasks, 1, &checkB); + + xbt_assert(checkD == taskD && + checkB == taskB, "Unexpected simulation results"); + + xbt_dynar_free_container(&changed_tasks); - DEBUG0("Destroying tasks..."); + XBT_DEBUG("Destroying tasks..."); SD_task_destroy(taskA); SD_task_destroy(taskB); SD_task_destroy(taskC); SD_task_destroy(taskD); - DEBUG0("Tasks destroyed. Exiting SimDag..."); + XBT_DEBUG("Tasks destroyed. Exiting SimDag..."); SD_exit(); return 0;