diff --git a/ai/ai.js b/ai/ai.js
index 53da86877abc4ae6f339be3be25c1496be6180cb..31ca1fb7350587cb3823535100df2be38656f03b 100644
--- a/ai/ai.js
+++ b/ai/ai.js
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 const fs = require('fs');
+const winston = require('winston');
 const path = require('path');
 const { exec } = require('child_process');
 const iconv = require("iconv-lite");
@@ -21,6 +22,8 @@ const SAVE_CMD = 1;
 const DIAGNOSIS_CMD = 3;
 const SAVE_BACK_CMD = 2;
 const DIAGNOSIS_BACK_CMD = 4;
+// 创建logger
+const logger = winston.createLogger(require('./../winston.config.js'));
 
 // 注册
 function init() {
@@ -37,8 +40,10 @@ function process(session_id, cmd, data) {
     let filePath = path.join(__dirname, 'db_cache', `${session_id}.db`);// 拼接路径
     let dirPath = path.dirname(filePath);// 获取db文件所在的目录
     if (cmd === SAVE_CMD) {
+        logger.info(`Preparing to write to DB,sessionId:${session_id},cmd:${SAVE_CMD}`)
         save(dirPath, filePath, session_id, data);
     } else if (cmd === DIAGNOSIS_CMD) {
+        logger.info(`Obtain diagnostic report results,sessionId:${session_id},cmd:${DIAGNOSIS_CMD}`)
         diagnosis(dirPath, filePath, session_id, data);
     }
 }
@@ -52,7 +57,7 @@ function save(dirPath, filePath, session_id, data) {
     let message = { code: -1, message: '' };
     fs.mkdir(dirPath, { recursive: true }, (err) => {
         if (err) {
-            console.log('Directory creation failed:', err);
+            logger.error(`Directory creation failed:${err},sessionId:${session_id},cmd:${SAVE_CMD}`);
             return;
         }
         let dataBuffer = Buffer.from(data);
@@ -60,9 +65,11 @@ function save(dirPath, filePath, session_id, data) {
             if (err) {
                 message.code = 1;
                 message.message = 'File write failed';
+                logger.error(`File write failed,sessionId:${session_id},cmd:${SAVE_CMD}`);
             } else {
                 message.code = 0;
                 message.message = 'File written successfully';
+                logger.info(`File written successfully,sessionId:${session_id},cmd:${SAVE_CMD}`);
             }
             sendMsg(session_id, SAVE_BACK_CMD, message);
         });
@@ -82,6 +89,7 @@ function diagnosis(dirPath, filePath, session_id, data) {
         if (errDir) {
             message.code = 1;
             message.message = 'DB file not imported';
+            logger.error(`DB file not imported,unable to find DB folder,sessionId:${session_id},cmd:${DIAGNOSIS_CMD}`);
             sendMsg(session_id, DIAGNOSIS_BACK_CMD, message);
             return;
         }
@@ -89,12 +97,14 @@ function diagnosis(dirPath, filePath, session_id, data) {
             if (errFile) {
                 message.code = 1;
                 message.message = 'DB file not imported';
+                logger.error(`DB file not imported,unable to find DB file,sessionId:${session_id},cmd:${DIAGNOSIS_CMD}`);
                 sendMsg(session_id, DIAGNOSIS_BACK_CMD, message);
                 return;
             }
             if (!data) {
                 message.code = 1;
                 message.message = 'Time range not provided';
+                logger.error(`Time range not provided,sessionId:${session_id},cmd:${DIAGNOSIS_CMD}`);
                 sendMsg(session_id, DIAGNOSIS_BACK_CMD, message);
                 return; 
             }
@@ -109,11 +119,13 @@ function diagnosis(dirPath, filePath, session_id, data) {
                 if (error || (stderr && stderr.length > 0)) {
                     message.code = 1;
                     message.message = `error: ${error ? error.message : stderr.toString()}`;
+                    logger.error(`error: ${error ? error.message : stderr.toString()},sessionId:${session_id},cmd:${DIAGNOSIS_CMD},command:${command}`);
                     sendMsg(session_id, DIAGNOSIS_BACK_CMD, message);
                     return;
                 }
                 message.code = 0;
                 message.message = iconv.decode(stdout, 'gbk');// 字节流解码成字符串
+                logger.info(`Successfully obtained diagnostic results,sessionId:${session_id}`)
                 sendMsg(session_id, DIAGNOSIS_BACK_CMD, message);
             })
         });
@@ -150,12 +162,13 @@ function clear(session_id) {
     fs.access(filePath, fs.constants.F_OK, (err) => {
         // 不存在直接return
         if (err) {
+            logger.error(`${err},sessionId:${session_id}`);
             return;
         }
         // 存在则继续删除
         fs.unlink(filePath, (err) => {
             if (err) {
-                console.log('File deletion failed:', err);
+                logger.error(`File deletion failed:${err},sessionId:${session_id}`);
             }
         });
     })
@@ -164,7 +177,7 @@ function deleteDirPath() {
     let dirPath = path.join(__dirname, 'db_cache');
     fs.rm(dirPath, { recursive: true, force: true }, (err) => {
         if (err) {
-            console.log('Failed to delete folder cached db:', err);
+            logger.error(`Failed to delete folder cached db:${err},sessionId:${session_id}`);
         }
     })
 }
diff --git a/app.js b/app.js
index 5494b4f90a2625b94b7c56bce4848ae3a3fce3a7..ca9604836249412def87aa92182df7a93e295548 100644
--- a/app.js
+++ b/app.js
@@ -13,19 +13,20 @@
  * limitations under the License.
  */
 const WebSocket = require('ws');
+const winston = require('winston');
 const SessionManage = require('./session.js');
 const Utils = require('./Util.js');
 const TypeManage = require('./typeManage.js');
 const wss = new WebSocket.Server({ port: `${Utils.AuthMsg.SW_PORT}`, maxPayload: 1024 * 1024 * 500 });
+// 创建logger
+const logger = winston.createLogger(require('./winston.config.js'));
 
 // 当有新客户端连接时触发
 wss.on('connection', function connection(ws) {
-    console.log("The server has been connected");
     // WebSocket的一个属性，用于控制 WebSocket 连接如何处理接收到的二进制数据;
     ws.binaryType = 'arraybuffer';
     // 接收来自客户端的消息
     ws.on('message', function incoming(message) {
-        console.log("Received information from the client");
         // 判断头部字节数
         if (new Uint8Array(message).byteLength < Utils.AuthMsg.MESSAGE_BYTE) {
             return;
@@ -36,8 +37,10 @@ wss.on('connection', function connection(ws) {
             // 鉴权session和sessionId
             let isAuthSuccess = SessionManage.SessionJs.checkSession(decoderMessage.session_id, decoderMessage.session);
             if (!isAuthSuccess) {
+                logger.error(`${decoderMessage.session_id} Authentication failed`);
                 return;
             };
+            logger.info(`type:${decoderMessage.type},sessionId:${decoderMessage.session_id},cmd:${decoderMessage.cmd}`);
             pluginSystem.execute(decoderMessage.type, 'process', decoderMessage.session_id, decoderMessage.cmd, decoderMessage.data);
         };
         // type为会话信息
@@ -50,6 +53,7 @@ wss.on('connection', function connection(ws) {
             // 鉴权session和sessionId
             let isAuthSuccess = SessionManage.SessionJs.checkSession(decoderMessage.session_id, decoderMessage.session);
             if (!isAuthSuccess) {
+                logger.error('Authentication failed');
                 return;
             };
             pluginSystem.execute(decoderMessage.type, 'process', decoderMessage.session_id, decoderMessage.cmd, decoderMessage.data);
@@ -84,7 +88,7 @@ wss.on('connection', function connection(ws) {
 
     // 当发生错误时触发
     ws.on('error', function error(err) {
-        console.error('发生错误:', err);
+        logger.error(`Connection error:${err}`);
     });
 })
 // 业务侧调，用来往客户端发送消息
diff --git a/package.json b/package.json
index e6302045dcd776cdbd34ff73dbfe243f2f43beb9..f533aac8b4bd42f380bd581c169d6e9dbe1d6d1b 100644
--- a/package.json
+++ b/package.json
@@ -12,11 +12,12 @@
   },
   "dependencies": {
     "iconv-lite": "^0.6.3",
+    "node-windows": "^1.0.0-beta.8",
     "protobufjs": "^7.4.0",
     "require.js": "^1.0.0",
     "socket.io": "^4.7.5",
-    "ws": "^8.18.0",
-    "node-windows": "^1.0.0-beta.8",
-    "unzipper": "^0.12.3"
+    "unzipper": "^0.12.3",
+    "winston": "^3.17.0",
+    "ws": "^8.18.0"
   }
 }
diff --git a/session.js b/session.js
index 2d5cec948a26d768e73e82f6887a3b0afc718109..e6a7695fae048b77ae2b52b09b4bb5e4fd72cfb2 100644
--- a/session.js
+++ b/session.js
@@ -13,12 +13,16 @@
  * limitations under the License.
  */
 const Utils = require('./Util.js');
+const winston = require('winston');
 const TypeManage = require('./typeManage.js');
+// 创建logger
+const logger = winston.createLogger(require('./winston.config.js'));
 class SessionJs {
     static sessionMap = getSessionMap();
     static applySession = function (ws, decoderMessage) {
         // 防止连续申请session
         if (ws.userData && ws.userData.sessionId) {
+            logger.warn('Please do not apply for the session again');
             return;
         };
         let sendSessionMsg = {};
@@ -40,6 +44,11 @@ class SessionJs {
             sendSessionMsg.session = ws.userData.sessionId ? SessionJs.sessionMap.get(ws.userData.sessionId)[0] : '';
             sendSessionMsg.data_lenght = 0;
         };
+        if(ws.userData.sessionId){
+            logger.info(`Successfully applied for session,sessionId:${ws.userData.sessionId}`);
+        }else{
+            logger.error('The current session is full, session request failed');
+        }
         ws.send(Utils.Utils.encode(sendSessionMsg));
     };
     static checkSession(sessionId, session) {
@@ -47,6 +56,7 @@ class SessionJs {
     };
     static clearSession(session_id) {
         SessionJs.sessionMap.set(session_id, null);
+        logger.warn(`Session cleared,sessionId:${session_id}`);
     };
 };
 
diff --git a/update/update.js b/update/update.js
index f8b575066d87b4a9aded696294894df41db094c1..6dd94b64a5519a843dd2a4d22e0ed879cfbdccea 100644
--- a/update/update.js
+++ b/update/update.js
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 const fs = require('fs')
+const winston = require('winston');
 const path = require('path');
 const unzipper = require('unzipper');
 const { exit } = require('process');
@@ -25,6 +26,8 @@ const UPDATE_SUCCESS_CMD = 2; // 升级成功
 const UPDATE_FAIL_CMD = 4; // 升级失败
 let isUpdate = false;
 let sessionIdMap = new Map();
+// 创建logger
+const logger = winston.createLogger(require('./../winston.config.js'));
 
 function init() {
     const apps = require('../app');
@@ -35,6 +38,7 @@ function process(session_id, cmd, message) {
     // 获取扩展程序版本号
     if (cmd === GET_CMD) {
         // 返回扩展程序当前版本
+        logger.info(`The current version is ${Version.version.version}`);
         sendMsg(session_id, GET_CMD, Version.version.version)
     // 升级版本
     } else if (cmd === UPDATE_CMD) {
@@ -58,7 +62,7 @@ function update(session_id, data) {
     // 将文件写入update/update.zip
     fs.writeFile(updateZipPath, data, (err) => {
         if (err) {
-            console.error('File write failed:', err);
+            logger.error(`File write failed:${err}`);
             isUpdate = false;
             publishStatus(UPDATE_FAIL_CMD);
             sendMsg(session_id, UPDATE_FAIL_CMD, '');
@@ -81,7 +85,7 @@ function update(session_id, data) {
                 isUpdate = false;
                 publishStatus(UPDATE_FAIL_CMD);
                 sendMsg(session_id, UPDATE_FAIL_CMD, '')
-                console.error(err);
+                logger.error(err);
             })
     })
 }
@@ -95,7 +99,7 @@ function findProjectRoot(session_id, startDir) {
             isUpdate = false;
             publishStatus(UPDATE_FAIL_CMD);
             sendMsg(session_id, UPDATE_FAIL_CMD, '')
-            console.error('err: Reached root directory but package. json not found');
+            logger.error('err: Reached root directory but package. json not found');
         }
         currentDir = parentDir;
     }
diff --git a/winston.config.js b/winston.config.js
new file mode 100644
index 0000000000000000000000000000000000000000..2df7a1301717c403413d097408bdff2c99ba2d77
--- /dev/null
+++ b/winston.config.js
@@ -0,0 +1,19 @@
+const winston = require('winston');
+
+module.exports = {
+    // 定义日志级别
+    level: 'info',
+    // 定义日志格式
+    format: winston.format.combine(
+        winston.format.timestamp({
+            format: 'YYYY-MM-DD HH:mm:ss'
+        }),
+        winston.format.errors({ stack: true }),
+        winston.format.json()
+    ),
+    // 定义日志传输方式
+    transports: [
+        // 记录到文件
+        new winston.transports.File({ filename: 'combined.log' })
+    ]
+};
\ No newline at end of file