3 /* Copyright (c) 2007, 2009-2011, 2013-2015. The SimGrid Team.
4 * All rights reserved. */
6 /* This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "simgrid/simdag.h"
15 * 3 tasks send 1 byte in parallel
16 * 3 flows exceed bandwidth
18 * because the max tcp win size is 20000
21 int main(int argc, char **argv)
23 double communication_amount[] = { 0.0, 1.0, 0.0, 0.0 };
24 double no_cost[] = { 0.0, 0.0 };
26 SD_task_t task[TASK_NUM];
29 SD_create_environment(argv[1]);
31 SD_task_t root = SD_task_create("Root", NULL, 1.0);
32 SD_task_schedule(root, 1, sg_host_list(), no_cost, no_cost, -1.0);
34 for (int i = 0; i < TASK_NUM; i++) {
35 task[i] = SD_task_create("Comm", NULL, 1.0);
36 SD_task_schedule(task[i], 2, sg_host_list(), no_cost, communication_amount, -1.0);
37 SD_task_dependency_add(NULL, NULL, root, task[i]);
42 printf("%g\n", SD_get_clock());
45 for (int i = 0; i < TASK_NUM; i++) {
46 SD_task_destroy(task[i]);
48 SD_task_destroy(root);