-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2006-2010, 2012-2016. 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 <stdio.h>
-#include <stdlib.h>
-#include "simdag/simdag.h"
-#include "xbt/ex.h"
+#include "simgrid/simdag.h"
#include "xbt/log.h"
-XBT_LOG_NEW_DEFAULT_CATEGORY(sd_typed_tasks_test,
- "Logging specific to this SimDag example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(sd_typed_tasks_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;
- SD_task_t task, seq_comp1, e2e_comm, seq_comp2;
- SD_task_t par_comp1, redist, par_comp2, par_comp3;
+ SD_task_t task;
xbt_dynar_t changed_tasks;
double computation_amount[4];
double communication_amount[16] = { 0 };
- SD_workstation_t workstation_list[4];
-
- /* initialization of SD */
- SD_init(&argc, argv);
+ sg_host_t host_list[4];
- /* xbt_log_control_set("sd.thres=debug"); */
+ SD_init(&argc, argv);
- if (argc < 2) {
- XBT_INFO("Usage: %s platform_file", argv[0]);
- XBT_INFO("example: %s sd_platform.xml", argv[0]);
- exit(1);
- }
+ xbt_assert(argc > 1, "Usage: %s platform_file\n\nExample: %s two_clusters.xml", argv[0], argv[0]);
+ SD_create_environment(argv[1]);
- /* creation of the environment */
- platform_file = argv[1];
- SD_create_environment(platform_file);
-
- workstations = SD_workstation_get_list();
+ const sg_host_t *hosts = sg_host_list();
/* creation of some typed tasks and their dependencies */
- seq_comp1 = SD_task_create_comp_seq("Seq. comp. 1", NULL, 1e9);
- e2e_comm = SD_task_create_comm_e2e("E2E comm.", NULL, 1e7);
- seq_comp2 = SD_task_create_comp_seq("Seq. comp 2.", NULL, 1e9);
- par_comp1 = SD_task_create_comp_par_amdahl("Par. Comp. 1", NULL, 1e9, 0.2);
- redist = SD_task_create_comm_par_mxn_1d_block("MxN redist", NULL, 1.2e8);
- par_comp2 = SD_task_create_comp_par_amdahl("Par. Comp. 2", NULL, 3e8, 0.5);
-
- par_comp3 = SD_task_create("Par. Comp. 3", NULL, 1e9);
+ SD_task_t seq_comp1 = SD_task_create_comp_seq("Seq. comp. 1", NULL, 1e9);
+ SD_task_t e2e_comm = SD_task_create_comm_e2e("E2E comm.", NULL, 1e7);
+ SD_task_t seq_comp2 = SD_task_create_comp_seq("Seq. comp 2.", NULL, 1e9);
+ SD_task_t par_comp1 = SD_task_create_comp_par_amdahl("Par. Comp. 1", NULL, 1e9, 0.2);
+ SD_task_t redist = SD_task_create_comm_par_mxn_1d_block("MxN redist", NULL, 1.2e8);
+ SD_task_t par_comp2 = SD_task_create_comp_par_amdahl("Par. Comp. 2", NULL, 3e8, 0.5);
+ SD_task_t par_comp3 = SD_task_create("Par. Comp. 3", NULL, 1e9);
SD_task_dependency_add(NULL, NULL, seq_comp1, e2e_comm);
SD_task_dependency_add(NULL, NULL, e2e_comm, seq_comp2);
SD_task_dependency_add(NULL, NULL, par_comp1, redist);
SD_task_dependency_add(NULL, NULL, redist, par_comp2);
- SD_task_schedulel(seq_comp1, 1, workstations[8]);
- SD_task_schedulel(seq_comp2, 1, workstations[9]);
+ SD_task_schedulel(seq_comp1, 1, hosts[8]);
+ SD_task_schedulel(seq_comp2, 1, hosts[9]);
+
+ SD_task_schedulev(par_comp1, 4, hosts);
+ SD_task_schedulev(par_comp2, 3, hosts);
- SD_task_schedulev(par_comp1, 4, workstations);
- SD_task_schedulev(par_comp2, 3, workstations);
+ /* Let's unschedule these tasks and test the auto-scheduling in the opposite way. */
+ SD_task_unschedule(par_comp1);
+ SD_task_unschedule(par_comp2);
+ SD_task_unschedule(redist); /* yes, it was scheduled too */
- for (i=0;i<4;i++){
- workstation_list[i]=workstations[i+4];
+ SD_task_schedulev(par_comp2, 3, hosts);
+ SD_task_schedulev(par_comp1, 4, hosts);
+
+ for (int i=0;i<4;i++){
+ host_list[i]=hosts[i+4];
/* Apply Amdahl's law manually assuming a 20% serial part */
computation_amount[i]=(0.2 + (1 - 0.2)/4) * SD_task_get_amount(par_comp3);
}
- SD_task_schedule(par_comp3, 4, workstation_list,
- computation_amount, communication_amount, -1);
+ SD_task_schedule(par_comp3, 4, host_list, computation_amount, communication_amount, -1);
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));
- SD_task_destroy(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_foreach(changed_tasks, ctr, task) {
+ SD_task_destroy(task);
+ }
SD_exit();
return 0;
}
