XBT_INFO("starting a dummy process on %s ", host->get_cname());
simgrid::s4u::ActorPtr dummy_actor = simgrid::s4u::Actor::create("Dummy", host, dummy);
XBT_INFO("starting a dummy process on %s ", host->get_cname());
simgrid::s4u::ActorPtr dummy_actor = simgrid::s4u::Actor::create("Dummy", host, dummy);