diff --git a/.env b/.env
index f6d7059..494a7a5 100644
--- a/.env
+++ b/.env
@@ -6,3 +6,7 @@ DEBUG_MODE=1
 # 目录开头与结尾的 [./] [/] [\] [\\] 均可带可不带
 # 默认为 data 文件夹
 DATA_FOLDER=data
+
+# 是否在程序刚一启动时就抓取一次数据
+# 1为是
+EXECUTE_AT_STARTUP=1
\ No newline at end of file
diff --git a/index.js b/index.js
index a486d45..211d3c6 100644
--- a/index.js
+++ b/index.js
@@ -1,15 +1,18 @@
 'use strict';
 
+const dotenv = require('dotenv');
+const schedule = require('node-schedule');
+
 /**
  * 环境变量
  */
-const dotenv = require('dotenv');
 process.env = {};           // 清除系统自带的环境变量
 dotenv.config('./.env');    // 导入 .env 文件中的环境变量
 // console.log(process.env);
 
 // 调试模式
-const DEBUG_MODE = !!process.env.DEBUG_MODE;
+const DEBUG_MODE = process.env.DEBUG_MODE == true;
+const EXECUTE_AT_STARTUP = process.env.EXECUTE_AT_STARTUP == true;
 
 if (DEBUG_MODE) {
     console.log('DEBUG_MODE is on');
@@ -27,5 +30,19 @@ const get_hotband = require('./src/get_hotband');
  */
 console.log("Start running ...");
 
-// 爬取热搜数据
-get_hotband.main();
\ No newline at end of file
+// 程序主函数
+function start() {
+    // 爬取热搜数据
+    get_hotband.main();
+}
+
+// 调试模式下，程序一启动就首先运行一次
+if (EXECUTE_AT_STARTUP) {
+    process.stdout.write("程序启动时，立即运行一次\t");
+    start();
+}
+
+// 每分钟的第 5 秒执行一次
+// 这里指定第 5 秒是为了稍微与微博服务器热榜更新时间错开，避免因为微秒级误差造成拉取两次相同的热榜数据
+// refer: https://www.npmjs.com/package/node-schedule
+const scheduleJob = schedule.scheduleJob('05 * * * * *', start);
diff --git a/src/get_hotband.js b/src/get_hotband.js
index 0346237..abceba1 100644
--- a/src/get_hotband.js
+++ b/src/get_hotband.js
@@ -6,6 +6,7 @@ const { dirname } = require('path');
 const path = require('path');
 
 const DATA_FOLDER = path.join(dirname(__dirname), process.env.DATA_FOLDER ?? 'data');
+console.log("DATA_FOLDER", DATA_FOLDER);
 
 // 请求微博热搜 APi 接口
 async function getApiResult(url) {
@@ -70,8 +71,6 @@ function saveJSON({ now, fileNameSuffix, object, compress = true, uncompress = t
 }
 
 async function main() {
-    console.log("DATA_FOLDER", DATA_FOLDER);
-
     let requestTimestamp = Date.now();
     let now = new Date(requestTimestamp + 8 * 3600 * 1000).toISOString();
 
@@ -79,9 +78,9 @@ async function main() {
     // console.log("result", result);
 
     if (result.ok != 1) {
-        console.log("请求成功，但服务器处理失败。");
+        console.log(new Date(Date.now() + 8 * 60 * 60 * 1000).toISOString(), "请求成功，但服务器处理失败。");
     } else {
-        console.log("请求成功。");
+        console.log(new Date(Date.now() + 8 * 60 * 60 * 1000).toISOString(), "请求成功");
 
         /**
          * 保存原始数据
@@ -188,7 +187,8 @@ async function main() {
             fileNameSuffix: `final`,
             object: convert,
             compress: true,
-            uncompress: true
+            // uncompress: true,
+            uncompress: false,
         });
 
 
@@ -230,8 +230,10 @@ async function main() {
             now: now,
             fileNameSuffix: `simplify`,
             object: data,
-            compress: true,
-            uncompress: true
+            // compress: true,
+            // uncompress: true,
+            compress: false,
+            uncompress: false,
         });