void SD_task_free_attribute(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); free(attr->allocation); free(attr->iterative_allocations); free(attr); SD_task_set_data(task, NULL); }
void SD_task_set_allocation(SD_task_t task, SD_workstation_t *workstation_list){ int i; TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); if (attr->allocation) free(attr->allocation); attr->allocation = (SD_workstation_t*) calloc (attr->allocation_size, sizeof(SD_workstation_t)); for (i = 0; i < attr->allocation_size; i++){ attr->allocation[i] = workstation_list[i]; } SD_task_set_data(task, attr); }
int main(int argc, char **argv) { xbt_os_timer_t timer = xbt_os_timer_new(); /* initialization of SD */ SD_init(&argc, argv); if (argc > 1) { SD_create_environment(argv[1]); } else { SD_create_environment("../../platforms/One_cluster_no_backbone.xml"); } ws_list = SD_workstation_get_list(); reclaimed = xbt_dynar_new(sizeof(bcast_task_t),xbt_free_ref); xbt_dynar_t done = NULL; xbt_os_cputimer_start(timer); send_one(0,SD_workstation_get_number()); do { if (done != NULL && !xbt_dynar_is_empty(done)) { unsigned int cursor; SD_task_t task; xbt_dynar_foreach(done, cursor, task) { bcast_task_t bt = SD_task_get_data(task); if (bt->i != bt->j -1) send_one(bt->i,bt->j); if (bt->j != bt->k -1) send_one(bt->j,bt->k); if (xbt_dynar_length(reclaimed)<100) { xbt_dynar_push_as(reclaimed,bcast_task_t,bt); } else { free(bt); } SD_task_destroy(task); } xbt_dynar_free(&done); }
double SD_task_get_top_level( SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->top_level; }
void SD_task_set_bottom_level(SD_task_t task, double bottom_level){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->bottom_level = bottom_level; SD_task_set_data(task, attr); }
void SD_task_free_attribute(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); free(attr->daxname); free(SD_task_get_data(task)); SD_task_set_data(task, NULL); }
void SD_task_set_allocation_size(SD_task_t task, int nworkstations){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->allocation_size = nworkstations; SD_task_set_data(task, attr); }
void SD_task_set_precedence_level(SD_task_t task, int precedence_level){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->precedence_level = precedence_level; SD_task_set_data(task, attr); }
void SD_task_set_iterative_allocations (SD_task_t task, int index, int size){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->iterative_allocations[index-1] = size; SD_task_set_data(task, attr); }
int main(int argc, char **argv) { sg_host_t host_list[2]; double computation_amount[2]; double communication_amount[4] = { 0 }; /* initialization of SD */ SD_init(&argc, argv); xbt_assert(argc > 1, "Usage: %s platform_file\n\nExample: %s two_clusters.xml", argv[0], argv[0]); SD_create_environment(argv[1]); /* test the estimation functions */ const sg_host_t *hosts = sg_host_list(); sg_host_t h1 = hosts[0]; sg_host_t h2 = hosts[1]; const char *name1 = sg_host_get_name(h1); const char *name2 = sg_host_get_name(h2); double comp_amount1 = 2000000; double comp_amount2 = 1000000; double comm_amount12 = 2000000; double comm_amount21 = 3000000; XBT_INFO("Computation time for %f flops on %s: %f", comp_amount1, name1, comp_amount1/sg_host_speed(h1)); XBT_INFO("Computation time for %f flops on %s: %f", comp_amount2, name2, comp_amount2/sg_host_speed(h2)); XBT_INFO("Route between %s and %s:", name1, name2); SD_link_t *route = SD_route_get_list(h1, h2); int route_size = SD_route_get_size(h1, h2); for (int i = 0; i < route_size; i++) XBT_INFO(" Link %s: latency = %f, bandwidth = %f", sg_link_name(route[i]), sg_link_latency(route[i]), sg_link_bandwidth(route[i])); xbt_free(route); XBT_INFO("Route latency = %f, route bandwidth = %f", SD_route_get_latency(h1, h2), SD_route_get_bandwidth(h1, h2)); XBT_INFO("Communication time for %f bytes between %s and %s: %f", comm_amount12, name1, name2, SD_route_get_latency(h1, h2) + comm_amount12 / SD_route_get_bandwidth(h1, h2)); XBT_INFO("Communication time for %f bytes between %s and %s: %f", comm_amount21, name2, name1, SD_route_get_latency(h2, h1) + comm_amount21 / SD_route_get_bandwidth(h2, h1)); /* 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); /* try to attach and retrieve user data to a task */ SD_task_set_data(taskA, static_cast<void*>(&comp_amount1)); if (fabs(comp_amount1 - (*(static_cast<double*>(SD_task_get_data(taskA))))) > 1e-12) XBT_ERROR("User data was corrupted by a simple set/get"); 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, taskB, taskC); 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 (xbt_ex& ex) { if (ex.category != arg_error) throw; /* this is a serious error */ } 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 (xbt_ex& ex) { if (ex.category != arg_error) throw; } 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 (xbt_ex& ex) { if (ex.category != arg_error) throw; } 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 (xbt_ex& ex) { if (ex.category != arg_error) throw; } /* 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 */ host_list[0] = h1; host_list[1] = h2; computation_amount[0] = comp_amount1; computation_amount[1] = comp_amount2; communication_amount[1] = comm_amount12; communication_amount[2] = comm_amount21; /* estimated time */ SD_task_t task = taskD; XBT_INFO("Estimated time for '%s': %f", SD_task_get_name(task), SD_task_get_execution_time(task, 2, host_list, computation_amount, communication_amount)); SD_task_schedule(taskA, 2, host_list, computation_amount, communication_amount, -1); SD_task_schedule(taskB, 2, host_list, computation_amount, communication_amount, -1); SD_task_schedule(taskC, 2, host_list, computation_amount, communication_amount, -1); SD_task_schedule(taskD, 2, host_list, computation_amount, communication_amount, -1); std::set<SD_task_t> *changed_tasks = simgrid::sd::simulate(-1.0); for (auto task: *changed_tasks){ 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_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; }
int SD_task_get_dax_priority(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->dax_priority; }
void SD_task_set_dax_priority(SD_task_t task, int priority){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->dax_priority=priority; SD_task_set_data(task, attr); }
char* SD_task_get_dax_name(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->daxname; }
void SD_task_set_dax_name(SD_task_t task, char *daxname){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->daxname=strdup(daxname); SD_task_set_data(task, attr); }
void SD_task_set_top_level(SD_task_t task, double top_level){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->top_level = top_level; SD_task_set_data(task, attr); }
double SD_task_get_estimated_finish_time(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->estimated_finish_time; }
int SD_task_get_precedence_level( SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->precedence_level; }
void SD_task_set_estimated_finish_time(SD_task_t task, double finish_time){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->estimated_finish_time = finish_time; SD_task_set_data(task, attr); }
int SD_task_get_allocation_size(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->allocation_size; }
void SD_task_unmark(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); attr->marked=0; SD_task_set_data(task, attr); }
SD_workstation_t *SD_task_get_allocation(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->allocation; }
int SD_task_is_marked(SD_task_t task){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->marked; }
int SD_task_get_iterative_allocations (SD_task_t task, int index){ TaskAttribute attr = (TaskAttribute) SD_task_get_data(task); return attr->iterative_allocations[index-1]; }
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) { XBT_INFO("Usage: %s platform_file", argv[0]); XBT_INFO("example: %s sd_platform.xml", argv[0]); exit(1); } /* creation of the environment */ 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 */ 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); /* try to attach and retrieve user data to a task */ SD_task_set_data(taskA, (void*) &computation_amount1); if (computation_amount1 != (*((double*) SD_task_get_data(taskA)))) XBT_ERROR("User data was corrupted by a simple set/get"); 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 */ 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; communication_amount[1] = communication_amount12; communication_amount[2] = communication_amount21; /* 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); 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_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)); }