metric

src/main.rs

@@ -93,6 +93,7 @@ async fn main() -> Result<()> {
                 && now.duration_since(start) >= TIMEOUT // 刚启动时静默，先学习
                 && let Some(router) = routers.get(&uplink.id)
                 && router.is_online()
+                && router.last_update != now
                 && let Some(downlink) = router.update(now, &routers, &connections)
             {
                 updating.router_id = router.id;