protected void schedule(long mono_now) {
      if (mono_now < 100000) {

        Debug.out("eh?");
      }

      if (last_schedule > 0) {

        if (mono_now - last_schedule > 1000) {

          if (mono_now - last_lag_log > 1000) {

            last_lag_log = mono_now;

            System.out.println(
                "Scheduling lagging: "
                    + (mono_now - last_schedule)
                    + " - instances="
                    + instance_map.size());
          }
        }
      }

      last_schedule = mono_now;

      try {
        instance.schedule();

      } catch (Throwable e) {

        Debug.printStackTrace(e);
      }
    }
    protected void schedule() {
      try {
        instance.schedule();

      } catch (Throwable e) {

        Debug.printStackTrace(e);
      }
    }