+++ /dev/null
-/* Copyright (c) 2007-2015. 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 <sys/time.h>
-#include "simgrid/msg.h"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
-
-/*
- * Usage:
- * ./examples/msg/cloud/scale ../examples/platforms/g5k.xml
- *
- * 1. valgrind --tool=callgrind ./examples/msg/cloud/scale ../examples/platforms/g5k.xml
- * 2. kcachegrind
- **/
-
-static double time_precise(void) {
- struct timeval tv;
- int ret = gettimeofday(&tv, NULL);
- xbt_assert(ret >= 0, "gettimeofday");
- return (double) tv.tv_sec + tv.tv_usec * 0.001 * 0.001;
-}
-
-static int computation_fun(int argc, char *argv[]) {
- for (;;) {
- // double clock_sta = time_precise();
-
- msg_task_t task = MSG_task_create("Task", 10000000, 0, NULL);
- MSG_task_execute(task);
- MSG_task_destroy(task);
-
- // double clock_end = time_precise();
-
- // XBT_INFO("%f", clock_end - clock_sta);
- }
- return 0;
-}
-
-static void launch_computation_worker(msg_host_t host) {
- MSG_process_create("compute", computation_fun, NULL, host);
-}
-
-static int master_main(int argc, char *argv[])
-{
- xbt_dynar_t hosts_dynar = MSG_hosts_as_dynar();
-
- int npm = 10;
- int nvm = 1000;
-
- msg_host_t *pm = xbt_new(msg_host_t, npm);
- msg_vm_t *vm = xbt_new(msg_vm_t, nvm);
-
- int i = 0;
- for (i = 0; i < npm; i++) {
- pm[i] = xbt_dynar_get_as(hosts_dynar, i, msg_host_t);
- }
-
- for (i = 0; i < nvm; i++) {
- int pm_index = i % npm;
- char *vm_name = bprintf("vm%d", i);
- vm[i] = MSG_vm_create_core(pm[pm_index], vm_name);
- MSG_vm_start(vm[i]);
-
- launch_computation_worker(vm[i]);
-
- xbt_free(vm_name);
- }
-
- XBT_INFO("## Test (start)");
-
- for (i = 0; i < 10; i++) {
- double clock_sta = time_precise();
- MSG_process_sleep(1);
- double clock_end = time_precise();
- XBT_INFO("duration %f", clock_end - clock_sta);
- }
-
- for (i = 0; i < nvm; i++) {
- MSG_vm_destroy(vm[i]);
- }
-
- XBT_INFO("## Test (ended)");
- return 0;
-}
-
-static void launch_master(msg_host_t host)
-{
- const char *pr_name = "master_";
- char **argv = xbt_new(char *, 2);
- argv[0] = xbt_strdup(pr_name);
- argv[1] = NULL;
-
- MSG_process_create_with_arguments(pr_name, master_main, NULL, host, 1, argv);
-}
-
-
-int main(int argc, char *argv[])
-{
- /* Get the arguments */
- MSG_init(&argc, argv);
-
- /* load the platform file */
- xbt_assert(argc == 2);
- MSG_create_environment(argv[1]);
-
- xbt_dynar_t hosts_dynar = MSG_hosts_as_dynar();
- msg_host_t pm0 = xbt_dynar_get_as(hosts_dynar, 0, msg_host_t);
- launch_master(pm0);
-
- int res = MSG_main();
- XBT_INFO("Bye (simulation time %g)", MSG_get_clock());
-
- return !(res == MSG_OK);
-}
