+++ /dev/null
-/* Copyright (c) 2010-2015. 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 "simgrid/msg.h"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
-
-#define task_comp_size 50000000
-#define task_comm_size 1000000
-
-long number_of_jobs;
-long number_of_slaves;
-
-static long my_random(long n)
-{
- return n * (rand() / ((double)RAND_MAX + 1));
-}
-
-static int master(int argc, char *argv[])
-{
- int i;
-
- for (i = 1; i <= number_of_jobs; i++) {
- char mailbox[256];
- char sprintf_buffer[256];
- msg_task_t task = NULL;
-
- sprintf(mailbox, "slave-%ld", i % number_of_slaves);
- sprintf(sprintf_buffer, "Task_%d", i);
- task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL);
- XBT_DEBUG("Sending \"%s\" (of %ld) to mailbox \"%s\"", task->name, number_of_jobs, mailbox);
-
- MSG_task_send(task, mailbox);
- }
-
- XBT_DEBUG("All tasks have been dispatched. Let's tell everybody the computation is over.");
- for (i = 0; i < number_of_slaves; i++) {
- char mailbox[80];
-
- sprintf(mailbox, "slave-%ld", i % number_of_slaves);
- msg_task_t finalize = MSG_task_create("finalize", 0, 0, 0);
- MSG_task_send(finalize, mailbox);
- }
-
- XBT_DEBUG("Goodbye now!");
- return 0;
-}
-
-static int slave(int argc, char *argv[])
-{
- msg_task_t task = NULL;
- XBT_ATTRIB_UNUSED int res;
-
- XBT_DEBUG("mailbox: %s",MSG_process_get_name(MSG_process_self()));
- while (1) {
- res = MSG_task_receive(&(task), MSG_process_get_name(MSG_process_self()));
- xbt_assert(res == MSG_OK, "MSG_task_get failed");
-
- XBT_DEBUG("Received \"%s\"", MSG_task_get_name(task));
- if (!strcmp(MSG_task_get_name(task), "finalize")) {
- MSG_task_destroy(task);
- break;
- }
- XBT_DEBUG("Processing \"%s\"", MSG_task_get_name(task));
- MSG_task_execute(task);
- XBT_DEBUG("\"%s\" done", MSG_task_get_name(task));
- MSG_task_destroy(task);
- task = NULL;
- }
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- msg_error_t res = MSG_OK;
- long i;
-
- MSG_init(&argc, argv);
- xbt_assert(argc > 3, "Usage: %s platform_file number_of_jobs number_of_slaves\n"
- "\tExample: %s msg_platform.xml 10 5\n", argv[0], argv[0]);
-
- MSG_function_register("master", master);
- MSG_function_register("slave", slave);
-
- MSG_create_environment(argv[1]);
-
- number_of_jobs = xbt_str_parse_int(argv[2], "Invalid amount of jobs: %s");
- number_of_slaves = xbt_str_parse_int(argv[3], "Invalid amount of slaves: %s");
- xbt_dynar_t host_dynar = MSG_hosts_as_dynar();
- long number_max = xbt_dynar_length(host_dynar);
- XBT_INFO("Got %ld slaves, %ld tasks to process, and %ld hosts", number_of_slaves, number_of_jobs,number_max);
-
- msg_host_t *host_table = xbt_dynar_to_array(host_dynar);
-
- MSG_process_create("master", master, NULL, host_table[my_random(number_max)]);
-
- for(i = 0 ; i<number_of_slaves; i++) {
- char* name_host = bprintf("slave-%ld",i);
- MSG_process_create( name_host, slave, NULL, host_table[my_random(number_max)]);
- free(name_host);
- }
- xbt_free(host_table);
-
- res = MSG_main();
-
- XBT_INFO("Simulation time %g", MSG_get_clock());
-
- return res != MSG_OK;
-}
