diff --git a/src/main.rs b/src/main.rs
index 89ad247..22889b4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -64,25 +64,29 @@ async fn main() {
 
             let state = statistics_manager.get_state().await;
 
-            // stdout()
-            //     .write_all(
-            //         format!(
-            //             "len: {},speed_upload: {}, speed_download: {}, update_direct_speed: {}, download_direct_speed: {}, update_proxy_speed: {}, download_proxy_speed: {}\n",
-            //             state.connections,
-            //             state.speed_upload,
-            //             state.speed_download,
-            //             state.direct_upload_speed,
-            //             state.direct_download_speed,
-            //             state.proxy_upload_speed,
-            //             state.proxy_download_speed,
-            //         )
-            //         .as_bytes(),
-            //     )
-            //     .await
-            //     .unwrap();
+            stdout()
+                .write_all(
+                    format!(
+                        "len: {},speed_upload: {}, speed_download: {}, update_direct_speed: {}, download_direct_speed: {}, update_proxy_speed: {}, download_proxy_speed: {}\n",
+                        state.connections,
+                        state.speed_upload,
+                        state.speed_download,
+                        state.direct_upload_speed,
+                        state.direct_download_speed,
+                        state.proxy_upload_speed,
+                        state.proxy_download_speed,
+                    )
+                    .as_bytes(),
+                )
+                .await
+                .unwrap();
 
             let udp_server = udp_server::UdpServer::global().await;
-            let buf = serde_json::to_vec(&state).unwrap();
+            let mut buf = [0; 32];
+            buf[0..8].copy_from_slice(&state.direct_upload_speed.to_le_bytes());
+            buf[8..16].copy_from_slice(&state.direct_download_speed.to_le_bytes());
+            buf[16..24].copy_from_slice(&state.proxy_upload_speed.to_le_bytes());
+            buf[24..32].copy_from_slice(&state.proxy_download_speed.to_le_bytes());
             udp_server.publish(&buf).await;
         })
     };
diff --git a/src/udp_server.rs b/src/udp_server.rs
index 639af4c..07881ce 100644
--- a/src/udp_server.rs
+++ b/src/udp_server.rs
@@ -62,7 +62,6 @@ impl UdpServer {
         let socket = UdpSocket::bind((self.listen_addr, self.listen_port)).await?;
 
         loop {
-            info!("Waiting for data");
             let (len, addr) = socket.recv_from(&mut buf).await?;
 
             info!("Received data({}) from {}", len, addr);