message: Set granularity of the server timer to 1ms.
diff: @@ -372,7 +372,9 @@ fn main() -> Result<(), io::Error> {
  let (poll, mut sockets, mut servers) = init_poll(&hosts, &args)?;
  - let mut timer = Builder::default().build::<usize>();
  + let mut timer = Builder::default()
  + .tick_duration(Duration::from_millis(1))
  + .build::<usize>();
  poll.register(&timer, TIMER_TOKEN, Ready::readable(), PollOpt::edge())?;
  let buf = &mut [0u8; 2048];
  