{"id":33029,"date":"2026-09-04T10:00:00","date_gmt":"2026-09-04T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33029"},"modified":"2026-09-11T17:57:42","modified_gmt":"2026-09-11T09:57:42","slug":"chrony-ntp-clock-calibration","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/chrony-ntp-clock-calibration\/","title":{"rendered":"chrony \u65f6\u949f\u6821\u51c6\u6559\u7a0b\uff1aVPS \u65e5\u5fd7\u4e0e SSL \u8bc1\u4e66\u65f6\u95f4\u504f\u5dee\u7684\u6392\u67e5\u4fee\u590d"},"content":{"rendered":"<p>\u5982\u679c\u4f60\u7ba1\u7406\u8fc7\u4e00\u53f0\u8fd0\u884c\u4e2d\u7684\u4e91\u670d\u52a1\u5668\uff0c\u5927\u6982\u7387\u9047\u5230\u8fc7\u8fd9\u6837\u7684\u602a\u4e8b\uff1a\u67d0\u5929\u7a81\u7136\u6536\u5230\u90ae\u4ef6\u53d1\u9001\u5931\u8d25\u7684\u544a\u8b66\uff0c\u65e5\u5fd7\u65f6\u95f4\u6233\u6bd4\u771f\u5b9e\u65f6\u95f4\u665a\u4e86\u51e0\u5206\u949f\uff0c\u751a\u81f3 HTTPS \u8bc1\u4e66\u65e0\u7aef\u62a5&#8221;\u672a\u751f\u6548&#8221;\u3002\u8fd9\u4e9b\u770b\u4f3c\u65e0\u5173\u7684\u95ee\u9898\uff0c\u6e90\u5934\u5f80\u5f80\u662f\u540c\u4e00\u4e2a\u2014\u2014\u670d\u52a1\u5668\u7684\u7cfb\u7edf\u65f6\u95f4\u6084\u6084\u53d1\u751f\u4e86\u6f02\u79fb\u3002<\/p>\n<p>\u65f6\u949f\u6f02\u79fb\u662f\u7269\u7406\u65f6\u949f\u4e0d\u53ef\u907f\u514d\u7684\u8bef\u5dee\u79ef\u7d2f\u3002\u4e00\u5757\u666e\u901a\u7684\u7cfb\u7edf\u65f6\u949f\uff0c\u5728\u6ca1\u6709\u5916\u90e8\u6821\u6b63\u7684\u60c5\u51b5\u4e0b\uff0c\u6bcf\u5929\u53ef\u80fd\u504f\u5dee\u6570\u5341\u79d2\uff0c\u79ef\u7d2f\u4e0b\u6765\u5c31\u4f1a\u8ba9\u65e5\u5fd7\u3001\u4efb\u52a1\u8c03\u5ea6\u3001\u4f1a\u8bdd\u6821\u9a8c\u5168\u90e8\u9519\u4f4d\u3002\u8fd9\u7bc7\u6307\u5357\u4f1a\u6559\u4f60\u5982\u4f55\u5728 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS<\/a>\uff08<a href=\"https:\/\/cn.hostease.com\/vps\/\">\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u4e0a\u5b89\u88c5\u5e76\u914d\u7f6e chrony\uff0c\u5229\u7528 NTP \u534f\u8bae\u6301\u7eed\u6821\u51c6\u7cfb\u7edf\u65f6\u95f4\uff0c\u518d\u7ed9\u51fa\u6392\u67e5\u6f02\u79fb\u7684\u5b9e\u6218\u6b65\u9aa4\uff0c\u5e2e\u4f60\u5f7b\u5e95\u6446\u8131&#8221;\u65f6\u95f4\u4e0d\u51c6&#8221;\u5e26\u6765\u7684\u8fde\u9501\u6545\u969c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/server-ntp-chrony-deployment-cover.webp\" alt=\"chrony NTP \u65f6\u95f4\u540c\u6b65\u5c01\u9762\" loading=\"lazy\" \/><\/p>\n<h2>\u4e3a\u4ec0\u4e48\u670d\u52a1\u5668\u65f6\u95f4\u4f1a\u6f02\u79fb<\/h2>\n<p>\u7406\u89e3\u6f02\u79fb\u524d\uff0c\u5148\u8981\u5206\u6e05\u4e24\u4e2a\u6982\u5ff5\uff1a<strong>\u7cfb\u7edf\u65f6\u949f<\/strong>\u662f\u64cd\u4f5c\u7cfb\u7edf\u7ef4\u62a4\u7684\u8f6f\u4ef6\u8ba1\u65f6\u5668\uff0c\u7cbe\u5ea6\u53d6\u51b3\u4e8e\u786c\u4ef6\u6676\u632f\u7684\u7a33\u5b9a\u6027\uff1b<strong>\u786c\u4ef6\u65f6\u949f<\/strong>\uff08RTC\uff09\u5219\u662f\u4e3b\u677f\u4e0a\u7684\u72ec\u7acb\u8ba1\u65f6\u82af\u7247\u3002\u6676\u632f\u53d7\u6e29\u5ea6\u3001\u7535\u538b\u5f71\u54cd\uff0c\u9891\u7387\u4f1a\u6709\u5fae\u5c0f\u504f\u5dee\uff0c\u8fd9\u5c31\u662f\u6f02\u79fb\u7684\u6765\u6e90\u3002<\/p>\n<p>\u4ee5\u4e00\u53f0\u957f\u671f\u8fd0\u884c\u7684\u670d\u52a1\u5668\u4e3a\u4f8b\uff0c\u5982\u679c\u786c\u4ef6\u6676\u632f\u7684\u5b9e\u9645\u9891\u7387\u4e0e\u6807\u79f0\u9891\u7387\u76f8\u5dee\u767e\u4e07\u5206\u4e4b\u4e94\u5341\uff0c\u4e00\u5e74\u7d2f\u8ba1\u4e0b\u6765\u7684\u504f\u5dee\u5c31\u53ef\u80fd\u63a5\u8fd1 26 \u5206\u949f\u3002\u8fd9\u6837\u7684\u8bef\u5dee\u4f1a\u5e26\u6765\u4e09\u7c7b\u53ef\u89c1\u540e\u679c\uff1a<\/p>\n<ul>\n<li><strong>\u65e5\u5fd7\u9519\u4e71<\/strong>\uff1a\u6392\u969c\u65f6\u6309\u65f6\u95f4\u987a\u5e8f\u8ffd\u65e5\u5fd7\uff0c\u8de8\u670d\u52a1\u5668\u7684\u65f6\u95f4\u6233\u5bf9\u4e0d\u4e0a\uff0c\u4e8b\u4ef6\u56e0\u679c\u5173\u7cfb\u88ab\u98a0\u5012<\/li>\n<li><strong>\u5b89\u5168\u673a\u5236\u5931\u6548<\/strong>\uff1a\u5f88\u591a\u8ba4\u8bc1\u534f\u8bae\u4f9d\u8d56\u65f6\u95f4\u7a97\u53e3\uff0cSSL \u8bc1\u4e66\u7684\u7b7e\u540d\u9a8c\u8bc1\u3001\u7968\u636e\u6709\u6548\u671f\u5224\u65ad\u90fd\u4f1a\u53d7\u7cfb\u7edf\u65f6\u95f4\u5f71\u54cd<\/li>\n<li><strong>\u5b9a\u65f6\u4efb\u52a1\u9519\u4e71<\/strong>\uff1acrontab \u6309\u672c\u5730\u65f6\u95f4\u89e6\u53d1\uff0c\u6f02\u79fb\u540e\u5907\u4efd\u3001\u62a5\u8868\u3001\u6570\u636e\u5e93\u5f52\u6863\u7684\u6267\u884c\u65f6\u95f4\u5168\u90e8\u504f\u79fb<\/li>\n<\/ul>\n<p>\u65f6\u95f4\u540c\u6b65\u7684\u610f\u4e49\u5c31\u5728\u4e8e\uff0c\u7528\u5916\u90e8\u53ef\u4fe1\u7684\u65f6\u95f4\u6e90\u6301\u7eed\u4fee\u6b63\u672c\u5730\u65f6\u949f\uff0c\u628a\u6f02\u79fb\u63a7\u5236\u5728\u6beb\u79d2\u7ea7\u3002\u4f5c\u4e3a\u670d\u52a1\u5668\u65e5\u5e38\u8fd0\u7ef4\u7684\u4e00\u90e8\u5206\uff0c\u8fd9\u4e00\u6b65\u4e0e\u6211\u4eec\u6574\u7406\u8fc7\u7684<a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u8fd0\u7ef4\u4e0e\u6027\u80fd\u4f18\u5316\u6559\u7a0b<\/a>\u4f53\u7cfb\u76f8\u8f85\u76f8\u6210\u3002<\/p>\n<h2>chrony \u662f\u4ec0\u4e48\uff0c\u4e3a\u4ec0\u4e48\u9009\u5b83<\/h2>\n<p>NTP\uff08Network Time Protocol\uff0c\u7f51\u7edc\u65f6\u95f4\u534f\u8bae\uff09\u662f\u670d\u52a1\u5668\u5bf9\u65f6\u7684\u4e8b\u5b9e\u6807\u51c6\uff0c\u5b83\u901a\u8fc7\u5206\u5c42\u7684\u65f6\u95f4\u670d\u52a1\u5668\u7ed3\u6784\uff0c\u628a\u6743\u5a01\u65f6\u95f4\u9010\u7ea7\u4e0b\u53d1\u5230\u6bcf\u4e00\u53f0\u5ba2\u6237\u7aef\u3002Linux \u4e0a\u6700\u5e38\u7528\u7684 NTP \u5b9e\u73b0\u6709\u4e24\u4e2a\uff1a\u8001\u724c\u7684 ntpd \u548c\u65b0\u4e00\u4ee3\u7684 chrony\u3002<\/p>\n<p>chrony \u4e4b\u6240\u4ee5\u6210\u4e3a\u73b0\u4ee3\u53d1\u884c\u7248\uff08\u5982 Ubuntu\u3001Rocky Linux\uff09\u7684\u9ed8\u8ba4\u65f6\u95f4\u670d\u52a1\uff0c\u6838\u5fc3\u4f18\u52bf\u5728\u4e8e\u5b83\u628a&#8221;\u6821\u6b63\u901f\u5ea6&#8221;\u548c&#8221;\u540c\u6b65\u7cbe\u5ea6&#8221;\u5206\u5f97\u66f4\u7ec6\u81f4\u3002\u5b83\u6709\u4e24\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff1a<code>slew<\/code> \u6a21\u5f0f\u8ba9\u672c\u5730\u65f6\u949f\u9010\u6e10\u903c\u8fd1\u65f6\u95f4\u6e90\uff0c\u9002\u5408\u504f\u5dee\u8f83\u5c0f\u65f6\u5e73\u6ed1\u8ffd\u5e73\uff0c\u907f\u514d\u65e5\u5fd7\u65f6\u95f4\u51fa\u73b0\u8df3\u53d8\uff1b<code>step<\/code> \u6a21\u5f0f\u5219\u76f4\u63a5\u8df3\u53d8\u65f6\u95f4\uff0c\u9002\u5408\u7cfb\u7edf\u542f\u52a8\u65f6\u90a3\u79cd\u6570\u5206\u949f\u7684\u521d\u59cb\u504f\u5dee\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cntpd \u5bf9\u65f6\u949f\u8df3\u53d8\u7684\u5904\u7406\u66f4\u4fdd\u5b88\uff0c\u5728\u504f\u5dee\u5927\u65f6\u53cd\u800c\u4f1a\u88ab\u52a8\u7b49\u5f85\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-ntp-chrony-correction-modes.webp\" alt=\"slew \u4e0e step \u4e24\u79cd\u6821\u6b63\u6a21\u5f0f\u5bf9\u6bd4\" loading=\"lazy\" \/><\/p>\n<p>chrony \u8fd8\u5185\u7f6e\u4e86 <strong>RTC \u65f6\u949f\u8ddf\u8e2a<\/strong>\u80fd\u529b\uff0c\u53ef\u4ee5\u63a8\u7b97\u786c\u4ef6\u65f6\u949f\u7684\u6f02\u79fb\u7387\u3002\u5bf9\u4f7f\u7528\u65e0\u7535\u6c60 RTC \u7684\u4e91\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u8fd9\u4e2a\u7279\u6027\u8ba9\u91cd\u542f\u540e\u7684\u6062\u590d\u5bf9\u65f6\u66f4\u5feb\u3001\u66f4\u51c6\u3002\u8003\u8651\u5230\u591a\u6570\u7ad9\u957f\u90fd\u5728<a href=\"https:\/\/cn.hostease.com\/vps\/\">\u4e91\u4e3b\u673a<\/a>\u4e0a\u8dd1\u4e1a\u52a1\uff0c\u9009\u62e9 chrony \u662f\u6700\u7a33\u59a5\u7684\u8def\u7ebf\u3002<\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u5728 VPS \u4e0a\u5b89\u88c5 chrony<\/h2>\n<p>\u4e0d\u540c\u53d1\u884c\u7248\u5b89\u88c5\u547d\u4ee4\u7565\u6709\u533a\u522b\uff0c\u4e0b\u9762\u5206\u522b\u5217\u51fa\u4e3b\u6d41\u7cfb\u7edf\u7684\u505a\u6cd5\u3002\u64cd\u4f5c\u524d\u8bf7\u5148\u4ee5 root \u6216\u5177\u5907 sudo \u6743\u9650\u7684\u7528\u6237\u767b\u5f55\u670d\u52a1\u5668\u3002<\/p>\n<ul>\n<li><strong>Debian \/ Ubuntu<\/strong>\uff08\u4f7f\u7528 apt\uff09\uff1a<code>sudo apt update &amp;&amp; sudo apt install -y chrony<\/code><\/li>\n<li><strong>Rocky Linux \/ AlmaLinux \/ \u5176\u4ed6 RHEL \u7cfb<\/strong>\uff08\u4f7f\u7528 dnf\uff09\uff1a<code>sudo dnf install -y chrony<\/code><\/li>\n<li>\u5982\u679c\u4f60\u5728\u7528\u6258\u7ba1\u578b<a href=\"https:\/\/cn.hostease.com\/web-hosting\/\">\u865a\u62df\u4e3b\u673a<\/a>\u6216\u9762\u677f\u73af\u5883\uff0c\u591a\u6570\u9762\u677f\u81ea\u5e26 NTP \u540c\u6b65\u5f00\u5173\uff0c\u4e0d\u4e00\u5b9a\u9700\u8981\u624b\u52a8\u88c5 chrony<\/li>\n<\/ul>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u5148\u786e\u8ba4\u670d\u52a1\u786e\u5b9e\u5728\u8fd0\u884c\uff1a<\/p>\n<pre><code class=\"language-bash\">systemctl status chronyd\n<\/code><\/pre>\n<p>\u6b63\u5e38\u60c5\u51b5\u4e0b\u8f93\u51fa\u5e94\u663e\u793a <code>active (running)<\/code>\u3002\u968f\u540e\u53ef\u4ee5\u7528 <code>chronyc sources -v<\/code> \u67e5\u770b\u5f53\u524d\u540c\u6b65\u7684\u65f6\u95f4\u6e90\uff0c<code>*<\/code> \u8868\u793a\u5df2\u9501\u5b9a\u4e3b\u65f6\u95f4\u6e90\uff0c<code>^<\/code> \u8868\u793a\u8be5\u6e90\u53ef\u4f5c\u4e3a\u53c2\u8003\u4f46\u5c1a\u672a\u88ab\u9009\u4e3a\u4e3b\u6e90\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/server-ntp-chrony-service-status.webp\" alt=\"chronyd \u670d\u52a1\u542f\u52a8\u4e0e\u65f6\u95f4\u6e90\u72b6\u6001\u68c0\u67e5\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u914d\u7f6e\u65f6\u95f4\u6e90\u4e0e\u540c\u6b65\u53c2\u6570<\/h2>\n<p>chrony \u7684\u4e3b\u914d\u7f6e\u6587\u4ef6\u662f <code>\/etc\/chrony\/chrony.conf<\/code>\u3002\u5f00\u7bb1\u5373\u7528\u7684\u9ed8\u8ba4\u914d\u7f6e\u901a\u5e38\u5df2\u7ecf\u6307\u5411\u4e86\u51e0\u4e2a\u516c\u5171\u65f6\u95f4\u6e90\uff0c\u4f46\u5982\u679c\u4f60\u6240\u5728\u673a\u623f\u8bbf\u95ee\u516c\u5171\u65f6\u95f4\u6e90\u4e0d\u7a33\uff0c\u53ef\u4ee5\u6362\u6210\u79bb\u4f60\u66f4\u8fd1\u7684\u6e90\uff0c\u6216\u76f4\u63a5\u4f7f\u7528\u963f\u91cc\u4e91\u3001\u817e\u8baf\u4e91\u63d0\u4f9b\u7684\u56fd\u5185\u516c\u5171 NTP \u5730\u5740\u3002\u4e00\u4e2a\u63a8\u8350\u7684\u914d\u7f6e\u7247\u6bb5\u5982\u4e0b\uff1a<\/p>\n<pre><code># \u6307\u5b9a\u4e24\u4e2a\u4ee5\u4e0a\u65f6\u95f4\u6e90\uff0c\u907f\u514d\u5355\u70b9\u5931\u6548\npool ntp.aliyun.com iburst\npool ntp.tencent.com iburst\npool 0.debian.pool.ntp.org iburst\n\n# \u5141\u8bb8\u672c\u5730\u65f6\u949f\u4f5c\u4e3a\u6700\u7ec8\u515c\u5e95\nlocal stratum 10\n\n# \u8bb0\u5f55\u6f02\u79fb\u7387\uff0c\u91cd\u542f\u540e\u52a0\u901f\u5bf9\u65f6\ndriftfile \/var\/lib\/chrony\/drift\n<\/code><\/pre>\n<ul>\n<li><code>pool<\/code> \u5173\u952e\u5b57\u4f1a\u8ba9 chrony \u4ece\u8be5\u5730\u5740\u6c60\u4e2d\u9009\u53d6\u591a\u4e2a\u6e90\uff0c<code>iburst<\/code> \u8868\u793a\u9996\u6b21\u540c\u6b65\u65f6\u5feb\u901f\u53d1\u9001\u591a\u7ec4\u8bf7\u6c42\uff0c\u7f29\u77ed\u521d\u59cb\u5bf9\u65f6\u65f6\u95f4<\/li>\n<li><code>local stratum 10<\/code> \u7684\u4f5c\u7528\u662f\u5f53\u6240\u6709\u5916\u90e8\u6e90\u90fd\u4e0d\u53ef\u8fbe\u65f6\uff0c\u5141\u8bb8\u672c\u673a\u65f6\u949f\u7ee7\u7eed\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u907f\u514d\u5355\u673a\u6545\u969c\u65f6\u6574\u7247\u4e3b\u673a\u5931\u53bb\u65f6\u95f4\u53c2\u8003<\/li>\n<li><code>driftfile<\/code> \u7528\u4e8e\u6301\u4e45\u5316\u8ba1\u7b97\u51fa\u7684\u6f02\u79fb\u7387\uff0c\u91cd\u542f\u540e chrony \u80fd\u636e\u6b64\u5feb\u901f\u8ffd\u5e73\uff0c\u800c\u4e0d\u662f\u4ece\u5934\u91cd\u65b0\u6d4b\u91cf<\/li>\n<\/ul>\n<p>\u6539\u5b8c\u914d\u7f6e\u540e\u6267\u884c <code>sudo systemctl restart chronyd<\/code> \u8ba9\u4fee\u6539\u751f\u6548\u3002\u591a\u6570\u60c5\u51b5\u4e0b\u65e0\u9700\u5bf9\u5916\u5f00 123\/UDP \u7aef\u53e3\uff0c\u56e0\u4e3a\u672c\u673a\u4f5c\u4e3a\u5ba2\u6237\u7aef\u53ea\u9700\u4e3b\u52a8\u53d1\u51fa\u8bf7\u6c42\uff0c\u4e0d\u9700\u8981\u76d1\u542c\u5916\u90e8\u63a5\u5165\uff1b\u53ea\u6709\u5f53\u4f60\u8981\u628a\u8fd9\u53f0\u673a\u5668\u5f53\u4f5c<strong>\u65f6\u95f4\u670d\u52a1\u5668<\/strong>\uff0c\u7ed9\u5185\u7f51\u5176\u4ed6\u4e3b\u673a\u63d0\u4f9b\u5bf9\u65f6\u670d\u52a1\u65f6\uff0c\u624d\u9700\u8981\u5728\u9632\u706b\u5899\u653e\u884c <code>123\/udp<\/code>\u3002<\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u9a8c\u8bc1\u540c\u6b65\u662f\u5426\u751f\u6548<\/h2>\n<p>\u914d\u7f6e\u5b8c\u6210\u4e0d\u4ee3\u8868\u4e07\u4e8b\u5927\u5409\uff0c\u9700\u8981\u9a8c\u8bc1\u4e09\u4e2a\u5c42\u9762\uff1a\u65f6\u95f4\u6e90\u662f\u5426\u53ef\u7528\u3001\u672c\u5730\u65f6\u949f\u662f\u5426\u5728\u8ffd\u8e2a\u3001\u504f\u5dee\u662f\u5426\u6536\u655b\u3002<\/p>\n<p>\u5148\u770b\u65f6\u95f4\u6e90\u72b6\u6001\uff1a<\/p>\n<pre><code class=\"language-bash\">chronyc sources -v\nchronyc tracking\n<\/code><\/pre>\n<p><code>chronyc tracking<\/code> \u4f1a\u8f93\u51fa\u5f53\u524d\u8ffd\u8e2a\u7684\u65f6\u95f4\u6e90\u3001<code>System time<\/code>\uff08\u76f8\u5bf9\u65f6\u95f4\u6e90\u7684\u5f53\u524d\u504f\u5dee\uff09\u4ee5\u53ca <code>Last offset<\/code>\uff08\u4e0a\u4e00\u6b21\u6821\u6b63\u7684\u504f\u79fb\u91cf\uff09\u3002\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c<code>System time<\/code> \u4f1a\u7a33\u5b9a\u5728\u6beb\u79d2\u7ea7\u751a\u81f3\u5fae\u79d2\u7ea7\uff0c\u6bd4\u5982 <code>-0.000123456 seconds<\/code>\u3002<\/p>\n<p>\u7136\u540e\u6838\u5bf9\u7cfb\u7edf\u65f6\u95f4\u4e0e\u771f\u5b9e\u65f6\u95f4\uff1a<\/p>\n<pre><code class=\"language-bash\">timedatectl\n<\/code><\/pre>\n<p>\u8f93\u51fa\u4e2d <code>System clock synchronized: yes<\/code> \u8868\u793a\u5df2\u6210\u529f\u540c\u6b65\uff0c<code>NTP service: active<\/code> \u8868\u793a NTP \u670d\u52a1\u5728\u8fd0\u884c\u3002\u5982\u679c\u60f3\u5f3a\u5236\u7acb\u5373\u4e0e\u65f6\u95f4\u6e90\u5bf9\u9f50\u4e00\u6b21\uff0c\u53ef\u4ee5\u7528\uff1a<\/p>\n<pre><code class=\"language-bash\">chronyc makestep\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u5e38\u7528\u4e8e\u521a\u90e8\u7f72\u5b8c\u6210\u65f6\u7684\u5feb\u901f\u6821\u6b63\uff0c\u8ba9\u672c\u5730\u65f6\u949f\u8df3\u5230\u6743\u5a01\u65f6\u95f4\uff0c\u9002\u5408\u504f\u5dee\u8f83\u5927\u7684\u573a\u666f\u3002\u5bf9\u751f\u4ea7\u73af\u5883\u6765\u8bf4\uff0c\u6821\u6b63\u52a8\u4f5c\u5efa\u8bae\u653e\u5728\u4e1a\u52a1\u4f4e\u5cf0\u671f\u6267\u884c\uff0c\u907f\u514d\u65f6\u949f\u8df3\u53d8\u5f71\u54cd\u6b63\u5728\u5199\u5165\u7684\u65e5\u5fd7\u548c\u4e8b\u52a1\u3002\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u9875\u9762\u54cd\u5e94\u540c\u6837\u53d7\u5e95\u5c42\u57fa\u7840\u8bbe\u65bd\u5f71\u54cd\uff0c\u4e5f\u53ef\u4ee5\u987a\u624b\u5bf9\u7167\u6211\u4eec\u7684<a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ttfb-hosting-optimization\/\">\u7f51\u7ad9\u52a0\u901f\u4e0e TTFB \u4f18\u5316\u6307\u5357<\/a>\uff0c\u4e00\u5e76\u6392\u67e5\u7f51\u7edc\u4e0e\u4e3b\u673a\u5c42\u9762\u7684\u6307\u6807\u3002<\/p>\n<h2>\u5e38\u89c1\u6f02\u79fb\u95ee\u9898\u6392\u67e5<\/h2>\n<p>\u5373\u4f7f\u914d\u7f6e\u6b63\u786e\uff0c\u4ecd\u53ef\u80fd\u9047\u5230\u540c\u6b65\u5931\u6548\u7684\u60c5\u51b5\u3002\u8fd9\u91cc\u5217\u51fa\u4e09\u79cd\u9ad8\u9891\u573a\u666f\u548c\u5bf9\u5e94\u6392\u67e5\u601d\u8def\u3002<\/p>\n<p><strong>\u573a\u666f\u4e00\uff1a\u540c\u6b65\u72b6\u6001\u663e\u793a inactive\uff0c<code>System clock synchronized: no<\/code><\/strong><\/p>\n<p>\u6700\u5e38\u89c1\u7684\u539f\u56e0\u662f\u65f6\u95f4\u6e90\u4e0d\u53ef\u8fbe\u3002\u786e\u8ba4\u9632\u706b\u5899\u662f\u5426\u653e\u884c\u4e86\u51fa\u7ad9 <code>123\/udp<\/code>\uff0c\u518d\u7528 <code>chronyc sources<\/code> \u89c2\u5bdf\u6e90\u7684\u72b6\u6001\uff1a<code>^?<\/code> \u8868\u793a\u8fde\u63a5\u5931\u8d25\uff0c<code>^*<\/code> \u8868\u793a\u5df2\u9501\u5b9a\u3002\u5982\u679c\u6240\u6709\u6e90\u90fd\u662f\u95ee\u53f7\uff0c\u591a\u534a\u662f\u673a\u623f\u7981\u7528\u4e86\u5bf9\u5916 NTP \u8bf7\u6c42\u3002<\/p>\n<p><strong>\u573a\u666f\u4e8c\uff1a\u65f6\u95f4\u6e90\u53ef\u8fbe\uff0c\u4f46\u504f\u5dee\u59cb\u7ec8\u504f\u5927<\/strong><\/p>\n<p>\u53ef\u80fd\u662f <code>makestep<\/code> \u9608\u503c\u914d\u7f6e\u5f97\u592a\u4fdd\u5b88\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u53ea\u6709\u5f53\u504f\u5dee\u8d85\u8fc7 1000 \u79d2\u65f6 chrony \u624d\u4f1a\u6267\u884c step \u8df3\u53d8\uff0c0.1 \u79d2\u5230\u51e0\u5341\u79d2\u7684\u504f\u5dee\u4f1a\u8d70 slew \u7f13\u6162\u8ffd\u5e73\uff0c\u8fd9\u671f\u95f4\u8bef\u5dee\u4f1a\u88ab\u653e\u5927\u3002\u53ef\u4ee5\u8c03\u5c0f <code>makestep<\/code> \u9608\u503c\uff0c\u4f8b\u5982 <code>makestep 1 3<\/code>\uff0c\u8868\u793a\u524d\u4e09\u6b21\u6821\u6b63\u65f6\u504f\u5dee\u8d85\u8fc7 1 \u79d2\u5c31\u5f3a\u5236\u8df3\u53d8\u3002<\/p>\n<p><strong>\u573a\u666f\u4e09\uff1a\u91cd\u542f\u540e\u65f6\u95f4\u7acb\u5373\u5931\u51c6<\/strong><\/p>\n<p>\u8fd9\u901a\u5e38\u4e0e RTC \u6709\u5173\u3002\u7528 <code>hwclock -r<\/code> \u67e5\u770b\u786c\u4ef6\u65f6\u949f\u662f\u5426\u4e0e\u7cfb\u7edf\u4e00\u81f4\uff0c\u5982\u679c\u53d1\u73b0\u786c\u4ef6\u65f6\u949f\u5728\u6389\u7535\u671f\u95f4\u8d70\u504f\uff0c\u53ef\u4ee5\u5728\u914d\u7f6e\u91cc\u542f\u7528 <code>rtcsync<\/code> \u9009\u9879\uff0c\u8ba9 systemd \u5728\u7cfb\u7edf\u8fd0\u884c\u671f\u95f4\u5b9a\u671f\u628a\u6b63\u786e\u7684\u7cfb\u7edf\u65f6\u95f4\u56de\u5199\u5230\u786c\u4ef6\u65f6\u949f\u3002<\/p>\n<h2>\u5c0f\u7ed3\u4e0e\u5efa\u8bae<\/h2>\n<p>\u65f6\u95f4\u540c\u6b65\u662f\u670d\u52a1\u5668\u8fd0\u7ef4\u91cc\u4e0d\u8d77\u773c\u5374\u5f88\u5173\u952e\u7684\u4e00\u73af\u3002\u90e8\u7f72 chrony \u672c\u8eab\u53ea\u9700\u51e0\u6b65\uff1a\u5b89\u88c5\u3001\u6539\u914d\u7f6e\u3001\u9a8c\u8bc1\uff0c\u4f46\u771f\u6b63\u8ba9\u5b83\u53ef\u9760\u8fd0\u884c\uff0c\u9760\u7684\u662f\u5bf9\u65f6\u95f4\u6e90\u3001<code>driftfile<\/code> \u548c\u6821\u6b63\u7b56\u7565\u7684\u7ec6\u81f4\u5904\u7406\u3002\u5efa\u8bae\u4f60\u628a\u540c\u6b65\u72b6\u6001\u7eb3\u5165\u65e5\u5e38\u5de1\u68c0\uff0c\u6bcf\u5468\u7528 <code>chronyc sources<\/code> \u548c <code>timedatectl<\/code> \u5404\u68c0\u67e5\u4e00\u6b21\uff0c\u5c31\u80fd\u5728\u6545\u969c\u53d1\u751f\u524d\u628a\u6f02\u79fb\u627c\u6740\u5728\u840c\u82bd\u91cc\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u89c4\u5212\u6216\u7ef4\u62a4\u4e00\u53f0\u5bf9\u65f6\u95f4\u7cbe\u5ea6\u654f\u611f\u7684\u670d\u52a1\u5668\uff0c\u6bd4\u5982\u8dd1\u8bc1\u4e66\u8f6e\u6362\u3001\u591a\u8282\u70b9\u65e5\u5fd7\u805a\u5408\u6216\u5b9a\u65f6\u5907\u4efd\u7684\u4efb\u52a1\uff0c\u5efa\u8bae\u4f60\u5148\u786e\u8ba4\u81ea\u5df1\u7684 VPS\uff08\u865a\u62df<a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u73af\u5883\u662f\u5426\u5df2\u542f\u7528\u53ef\u9760\u7684\u65f6\u95f4\u540c\u6b65\u3002\u9700\u8981\u4e00\u53f0\u7f51\u7edc\u7a33\u5b9a\u3001\u5e95\u5c42\u65f6\u949f\u7ba1\u7406\u53ef\u9760\u7684\u57fa\u7840\u8bbe\u65bd\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u4e86\u89e3 <a href=\"https:\/\/cn.hostease.com\/vps\/\">Hostease VPS \u4e3b\u673a\u65b9\u6848<\/a>\uff0c\u628a\u66f4\u591a\u7cbe\u529b\u653e\u5728\u4e1a\u52a1\u4e0a\u3002\u66f4\u591a\u670d\u52a1\u5668\u8fd0\u7ef4\u4e0e\u6027\u80fd\u4f18\u5316\u7684\u5b9e\u6218\u5185\u5bb9\uff0c\u4e5f\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u6574\u7406\u7684 <a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u76f8\u5173\u6559\u7a0b<\/a> \u548c <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ttfb-hosting-optimization\/\">\u7f51\u7ad9\u52a0\u901f\u4e0e TTFB \u4f18\u5316\u6307\u5357<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u670d\u52a1\u5668\u65f6\u95f4\u504f\u5dee\u4f1a\u5bfc\u81f4\u65e5\u5fd7\u9519\u4e71\u3001SSL \u8bc1\u4e66\u5931\u6548\u3002\u672c\u6587\u6559\u4f60\u5982\u4f55\u5728 VPS \u4e0a\u90e8\u7f72 chrony \u6821\u51c6\u670d\u52a1\u5668\u65f6\u949f\uff0c\u5e76\u6392\u67e5\u65e5\u5fd7\u4e0e\u8bc1\u4e66\u7684\u65f6\u95f4\u504f\u5dee\u95ee\u9898\u3002<\/p>\n","protected":false},"author":2,"featured_media":32919,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[4990,4989,162,5028,5022],"class_list":["post-33029","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-chrony","tag-ntp","tag-ssl","tag-5028","tag-5022"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/server-ntp-chrony-deployment-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=33029"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33029\/revisions"}],"predecessor-version":[{"id":33030,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33029\/revisions\/33030"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/32919"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}