X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1be63131cd544fd1e142525439c89b7140509bd3..6c5a944539f235e71f1fadb8568c093f96fcfe34:/examples/simdag/sd_test.c diff --git a/examples/simdag/sd_test.c b/examples/simdag/sd_test.c index f4719f119e..d2887908c3 100644 --- a/examples/simdag/sd_test.c +++ b/examples/simdag/sd_test.c @@ -1,29 +1,100 @@ +/* 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" #include "xbt/ex.h" - -int main(int argc, char **argv) { - - /* initialisation of SD */ +#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; + 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.thres=debug"); */ + if (argc < 2) { - printf ("Usage: %s platform_file\n", argv[0]); - printf ("example: %s msg_platform.xml\n", 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 */ + 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++) { + 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])); + } + 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); @@ -31,73 +102,108 @@ int main(int argc, char **argv) { 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) { */ -/* } */ + + + 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(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 */ + workstation_list[0] = w1; + workstation_list[1] = w2; + computation_amount[0] = computation_amount1; + computation_amount[1] = computation_amount2; + + communication_amount[1] = communication_amount12; + communication_amount[2] = communication_amount21; - 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; + /* estimated time */ + 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); + computation_amount, communication_amount, rate); - printf("Launching simulation...\n"); - SD_simulate(100); + 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)); + } + + 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); + + XBT_DEBUG("Destroying tasks..."); SD_task_destroy(taskA); SD_task_destroy(taskB); SD_task_destroy(taskC); SD_task_destroy(taskD); + + XBT_DEBUG("Tasks destroyed. Exiting SimDag..."); + SD_exit(); return 0; }