1 /* Copyright (c) 2017-2019. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/s4u.hpp"
8 /* This example does not much: It just spans over-polite actor that yield a large amount
9 * of time before ending.
11 * This serves as an example for the simgrid::s4u::this_actor::yield() function, with which an actor can request
12 * to be rescheduled after the other actor that are ready at the current timestamp.
14 * It can also be used to benchmark our context-switching mechanism.
16 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor_yield, "Messages specific for this s4u example");
17 /* Main function of the Yielder process */
19 long number_of_yields;
22 explicit yielder(std::vector<std::string> args) { number_of_yields = std::stod(args[1]); }
25 for (int i = 0; i < number_of_yields; i++)
26 simgrid::s4u::this_actor::yield();
27 XBT_INFO("I yielded %ld times. Goodbye now!", number_of_yields);
31 int main(int argc, char* argv[])
33 simgrid::s4u::Engine e(&argc, argv);
35 xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
36 "\tExample: %s platform.xml deployment.xml\n",
39 e.load_platform(argv[1]); /* Load the platform description */
40 e.register_actor<yielder>("yielder"); /* Register the class representing the actors */
42 e.load_deployment(argv[2]);
44 e.run(); /* - Run the simulation */