simgrid::s4u::Actor::create("sender", hosts[0], sender, argSend);
simgrid::s4u::Actor::create("recver", hosts[1], receiver, argRecv);
e.run();
simgrid::s4u::Actor::create("sender", hosts[0], sender, argSend);
simgrid::s4u::Actor::create("recver", hosts[1], receiver, argRecv);
e.run();