+++ /dev/null
-/* Copyright (c) 2007-2020. 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/s4u.hpp"
-#include "simgrid/plugins/load.h"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
-
-static void sender(const std::string & mailbox, uint64_t msg_size)
-{
- auto mbox = simgrid::s4u::Mailbox::by_name(mailbox);
- mbox->put((void*)1, msg_size);
-}
-
-static void receiver(const std::string & mailbox)
-{
- auto mbox = simgrid::s4u::Mailbox::by_name(mailbox);
- mbox->get();
-}
-
-static void run_transfer(simgrid::s4u::Host* src_host, simgrid::s4u::Host* dst_host,
- const std::string & mailbox, uint64_t msg_size)
-{
- XBT_INFO("Launching the transfer of %lu bytes", msg_size);
- simgrid::s4u::Actor::create("sender", src_host, sender, mailbox, msg_size);
- simgrid::s4u::Actor::create("receiver", dst_host, receiver, mailbox);
-}
-
-static void execute_load_test()
-{
- auto host0 = simgrid::s4u::Host::by_name("node-0.simgrid.org");
- auto host1 = simgrid::s4u::Host::by_name("node-1.simgrid.org");
-
- simgrid::s4u::this_actor::sleep_for(1);
- run_transfer(host0, host1, "1", 1000*1000*1000);
-
- simgrid::s4u::this_actor::sleep_for(10);
- run_transfer(host0, host1, "2", 1000*1000*1000);
- simgrid::s4u::this_actor::sleep_for(3);
- run_transfer(host0, host1, "3", 1000*1000*1000);
-}
-
-static void show_link_load(const std::string & link_name, const simgrid::s4u::Link* link)
-{
- XBT_INFO("%s link load (cum, avg, min, max): (%g, %g, %g, %g)", link_name.c_str(),
- sg_link_get_cum_load(link),
- sg_link_get_avg_load(link),
- sg_link_get_min_instantaneous_load(link),
- sg_link_get_max_instantaneous_load(link)
- );
-}
-
-static void monitor()
-{
- auto link_backbone = simgrid::s4u::Link::by_name("cluster0_backbone");
- auto link_host0 = simgrid::s4u::Link::by_name("cluster0_link_0_UP");
- auto link_host1 = simgrid::s4u::Link::by_name("cluster0_link_1_DOWN");
-
- XBT_INFO("Tracking desired links");
- sg_link_cumload_track(link_backbone);
- sg_link_cumload_track(link_host0);
- sg_link_cumload_track(link_host1);
-
- show_link_load("Backbone", link_backbone);
- while (simgrid::s4u::Engine::get_clock() < 5)
- {
- simgrid::s4u::this_actor::sleep_for(1);
- show_link_load("Backbone", link_backbone);
- }
-
- XBT_INFO("Untracking the backbone link");
- sg_link_cumload_untrack(link_backbone);
-
- show_link_load("Host0_UP", link_host0);
- show_link_load("Host1_UP", link_host1);
-
- XBT_INFO("Now resetting and probing host links each second.");
-
- while (simgrid::s4u::Engine::get_clock() < 29)
- {
- sg_link_cumload_reset(link_host0);
- sg_link_cumload_reset(link_host1);
-
- simgrid::s4u::this_actor::sleep_for(1);
-
- show_link_load("Host0_UP", link_host0);
- show_link_load("Host1_UP", link_host1);
- }
-}
-
-int main(int argc, char* argv[])
-{
- simgrid::s4u::Engine e(&argc, argv);
- sg_link_cumload_plugin_init();
-
- xbt_assert(argc == 2, "Usage: %s platform_file\n\tExample: %s ../platforms/energy_platform.xml\n", argv[0], argv[0]);
- e.load_platform(argv[1]);
-
- simgrid::s4u::Actor::create("load_test", simgrid::s4u::Host::by_name("node-42.simgrid.org"), execute_load_test);
- simgrid::s4u::Actor::create("monitor", simgrid::s4u::Host::by_name("node-51.simgrid.org"), monitor);
-
- e.run();
-
- XBT_INFO("Total simulation time: %.2f", simgrid::s4u::Engine::get_clock());
-
- return 0;
-}