-/* Copyright (c) 2014-2015, 2017. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2017. 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. */
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
-simgrid::s4u::ExecPtr activity;
-
-static void executor()
+static void monitor(simgrid::s4u::ExecPtr activity)
{
- const char* actor_name = simgrid::s4u::this_actor::getCname();
- const char* host_name = simgrid::s4u::Host::current()->getCname();
-
- double clock_begin = simgrid::s4u::Engine::getClock();
- XBT_INFO("%s:%s task 1 created %g", host_name, actor_name, clock_begin);
- activity = simgrid::s4u::Actor::self()->exec_async(1e9);
- activity->wait();
- double clock_end = simgrid::s4u::Engine::getClock();
-
- XBT_INFO("%s:%s task 1 executed %g", host_name, actor_name, clock_end - clock_begin);
-
- activity = nullptr;
-
- simgrid::s4u::this_actor::sleep_for(1);
-
- clock_begin = simgrid::s4u::Engine::getClock();
- XBT_INFO("%s:%s task 2 created %g", host_name, actor_name, clock_begin);
- activity = simgrid::s4u::Actor::self()->exec_async(1e10);
- activity->wait();
- clock_end = simgrid::s4u::Engine::getClock();
-
- XBT_INFO("%s:%s task 2 executed %g", host_name, actor_name, clock_end - clock_begin);
+ while (activity->getRemains() > 0) { // FIXME: use a test() here once that function is implemented
+ XBT_INFO("activity remaining duration: %g (%.0f%%)", activity->getRemains(), 100 * activity->getRemainingRatio());
+ simgrid::s4u::this_actor::sleep_for(5);
+ }
+ XBT_INFO("My task is over.");
}
-static void monitor()
+static void executor()
{
- simgrid::s4u::Actor::createActor("compute", simgrid::s4u::Host::by_name("Fafard"), executor);
-
- while (simgrid::s4u::Engine::getClock() < 100) {
- if (activity)
- XBT_INFO("activity remaining duration: %g", activity->getRemains());
- simgrid::s4u::this_actor::sleep_for(1);
- }
-
- simgrid::s4u::this_actor::sleep_for(10000);
+ XBT_INFO("Create one monitored task, and wait for it");
+ simgrid::s4u::ExecPtr activity = simgrid::s4u::Actor::self()->exec_async(1e9);
+ simgrid::s4u::Actor::createActor("monitor 1", simgrid::s4u::Host::by_name("Tremblay"), monitor, activity);
+ activity->wait(); // This blocks until the activity is over
+ XBT_INFO("The monitored task is over. Let's start 3 of them now.");
+ simgrid::s4u::Actor::createActor("monitor 2", simgrid::s4u::Host::by_name("Jupiter"), monitor,
+ simgrid::s4u::Actor::self()->exec_async(1e9));
+ simgrid::s4u::Actor::createActor("monitor 3", simgrid::s4u::Host::by_name("Ginette"), monitor,
+ simgrid::s4u::Actor::self()->exec_async(1e9));
+ simgrid::s4u::Actor::createActor("monitor 4", simgrid::s4u::Host::by_name("Bourassa"), monitor,
+ simgrid::s4u::Actor::self()->exec_async(1e9));
+ XBT_INFO("All activities are started; finish now");
+ // Waiting execution activities is not mandatory: they go to completion once started
+
+ // No memory is leaked here: activities are automatically refcounted, thanks to C++ smart pointers
}
int main(int argc, char* argv[])
{
simgrid::s4u::Engine e(&argc, argv);
- e.loadPlatform(argv[1]); /* - Load the platform description */
+ e.loadPlatform(argv[1]);
- simgrid::s4u::Actor::createActor("master_", simgrid::s4u::Host::by_name("Fafard"), monitor);
+ simgrid::s4u::Actor::createActor("executor", simgrid::s4u::Host::by_name("Fafard"), executor);
e.run();
- XBT_INFO("Simulation time %g", e.getClock());
-
return 0;
}