diff --git a/src/tcp_client.cpp b/src/tcp_client.cpp
index 433ceba..2d1e489 100644
--- a/src/tcp_client.cpp
+++ b/src/tcp_client.cpp
@@ -118,7 +118,6 @@
     }
 
     for (int attempt = 0; attempt < _max_retries; ++attempt) {
-        std::cout << "attempting to connect (" << attempt + 1 << "/" << _max_retries << ")..." << std::endl;
         try {
             _client_socket = socket(AF_INET, SOCK_STREAM, 0);
             if (_client_socket == -1) {
@@ -137,7 +136,8 @@
                 continue;
             }
 
-            std::cout << "TcpClient::connected to " << server_ip << ":" << server_port << std::endl;
+            std::cout << "TcpClient::connected to " << server_ip << ":" << server_port
+                    << ", waiting for command ..." << std::endl;
 
             // 启动接收数据的线程
             std::thread receive_thread(&TcpClient::receive_data, this);
@@ -149,6 +149,8 @@
                 std::cout << "TcpClient::connect failed: " << e.what() << std::endl;
                 throw;
             }
+            std::cout << "TcpClient::connect failed! "
+                    << "Attempting to connect (" << attempt + 1 << "/" << _max_retries << ")..." << std::endl;
             std::this_thread::sleep_for(std::chrono::milliseconds(_retry_interval));
         }
     }

diff --git a/src/tcp_client.cpp b/src/tcp_client.cpp
index 433ceba..2d1e489 100644
--- a/src/tcp_client.cpp
+++ b/src/tcp_client.cpp
@@ -118,7 +118,6 @@
     }
 
     for (int attempt = 0; attempt < _max_retries; ++attempt) {
-        std::cout << "attempting to connect (" << attempt + 1 << "/" << _max_retries << ")..." << std::endl;
         try {
             _client_socket = socket(AF_INET, SOCK_STREAM, 0);
             if (_client_socket == -1) {
@@ -137,7 +136,8 @@
                 continue;
             }
 
-            std::cout << "TcpClient::connected to " << server_ip << ":" << server_port << std::endl;
+            std::cout << "TcpClient::connected to " << server_ip << ":" << server_port
+                    << ", waiting for command ..." << std::endl;
 
             // 启动接收数据的线程
             std::thread receive_thread(&TcpClient::receive_data, this);
@@ -149,6 +149,8 @@
                 std::cout << "TcpClient::connect failed: " << e.what() << std::endl;
                 throw;
             }
+            std::cout << "TcpClient::connect failed! "
+                    << "Attempting to connect (" << attempt + 1 << "/" << _max_retries << ")..." << std::endl;
             std::this_thread::sleep_for(std::chrono::milliseconds(_retry_interval));
         }
     }
diff --git a/src/tcp_service.cpp b/src/tcp_service.cpp
index 6f91b7e..14f9840 100644
--- a/src/tcp_service.cpp
+++ b/src/tcp_service.cpp
@@ -126,7 +126,7 @@
             throw std::runtime_error("failed to listen on socket");
         }
 
-        std::cout << "listening on port " << port << std::endl;
+        std::cout << "TcpService started" << " and listening on port " << port << std::endl;
 
         // 接受连接
         while (true) {