+++ /dev/null
-/* Copyright (c) 2010-2020. 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"
-
-#include <stdio.h> /* snprintf */
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_async_waitany, "Messages specific for this msg example");
-
-static int sender(int argc, char* argv[])
-{
- xbt_assert(argc == 6, "This function expects 5 parameters from the XML deployment file");
- long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s");
- double task_comp_size = xbt_str_parse_double(argv[2], "Invalid computational size: %s");
- double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s");
- long receivers_count = xbt_str_parse_int(argv[4], "Invalid amount of receivers: %s");
- int diff_com = xbt_str_parse_int(argv[5], "Invalid value for diff_comm: %s");
-
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
- /* First pack the communications in the dynar */
- for (int i = 0; i < number_of_tasks; i++) {
- double coef = (diff_com == 0) ? 1 : (i + 1);
-
- char mailbox[80];
- char taskname[80];
- snprintf(mailbox, 79, "receiver-%ld", (i % receivers_count));
- snprintf(taskname, 79, "Task_%d", i);
- msg_task_t task = MSG_task_create(taskname, task_comp_size, task_comm_size / coef, NULL);
- msg_comm_t comm = MSG_task_isend(task, mailbox);
- xbt_dynar_push_as(comms, msg_comm_t, comm);
- XBT_INFO("Send to receiver-%ld %s comm_size %f", i % receivers_count, taskname, task_comm_size / coef);
- }
-
- /* Here we are waiting for the completion of all communications */
- while (xbt_dynar_is_empty(comms) == 0) {
- msg_comm_t comm;
- xbt_dynar_remove_at(comms, MSG_comm_waitany(comms), &comm);
- MSG_comm_destroy(comm);
- }
- xbt_dynar_free(&comms);
-
- /* Here we are waiting for the completion of all tasks */
- for (int i = 0; i < receivers_count; i++) {
- msg_task_t task = NULL;
- msg_comm_t comm = MSG_task_irecv(&task, "finalize");
- msg_error_t res_wait = MSG_comm_wait(comm, -1);
- xbt_assert(res_wait == MSG_OK, "MSG_comm_wait failed");
- MSG_comm_destroy(comm);
- MSG_task_destroy(task);
- }
-
- XBT_INFO("Goodbye now!");
- return 0;
-}
-
-static int receiver(int argc, char* argv[])
-{
- xbt_assert(argc == 3, "This function expects 2 parameters from the XML deployment file");
- int id = xbt_str_parse_int(argv[1], "ID should be numerical, not %s");
- int task_amount = xbt_str_parse_int(argv[2], "Invalid amount of tasks: %s");
- msg_task_t* tasks = xbt_new(msg_task_t, task_amount);
- xbt_dynar_t comms = xbt_dynar_new(sizeof(msg_comm_t), NULL);
-
- char mailbox[80];
- snprintf(mailbox, 79, "receiver-%d", id);
-
- MSG_process_sleep(10);
- for (int i = 0; i < task_amount; i++) {
- XBT_INFO("Wait to receive task %d", i);
- tasks[i] = NULL;
- msg_comm_t comm = MSG_task_irecv(&tasks[i], mailbox);
- xbt_dynar_push_as(comms, msg_comm_t, comm);
- }
-
- /* Here we are waiting for the receiving of all communications */
- while (!xbt_dynar_is_empty(comms)) {
- msg_comm_t comm;
- // MSG_comm_waitany returns the rank of the comm that just ended. Remove it.
- xbt_dynar_remove_at(comms, MSG_comm_waitany(comms), &comm);
- msg_task_t task = MSG_comm_get_task(comm);
- MSG_comm_destroy(comm);
- XBT_INFO("Processing \"%s\"", MSG_task_get_name(task));
- MSG_task_execute(task);
- XBT_INFO("\"%s\" done", MSG_task_get_name(task));
- msg_error_t err = MSG_task_destroy(task);
- xbt_assert(err == MSG_OK, "MSG_task_destroy failed");
- }
- xbt_dynar_free(&comms);
- xbt_free(tasks);
-
- /* Here we tell to sender that all tasks are done */
- MSG_task_send(MSG_task_create(NULL, 0, 0, NULL), "finalize");
- XBT_INFO("I'm done. See you!");
- return 0;
-}
-
-int main(int argc, char* argv[])
-{
- MSG_init(&argc, argv);
- xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
- "\tExample: %s msg_platform.xml msg_deployment.xml\n",
- argv[0], argv[0]);
-
- MSG_create_environment(argv[1]);
-
- MSG_function_register("sender", sender);
- MSG_function_register("receiver", receiver);
- MSG_launch_application(argv[2]);
-
- msg_error_t res = MSG_main();
-
- XBT_INFO("Simulation time %g", MSG_get_clock());
-
- return res != MSG_OK;
-}
