{"id":32976,"date":"2026-09-02T10:00:00","date_gmt":"2026-09-02T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=32976"},"modified":"2026-09-05T09:56:40","modified_gmt":"2026-09-05T01:56:40","slug":"linux-server-time-sync-chrony-config","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/linux-server-time-sync-chrony-config\/","title":{"rendered":"Linux \u670d\u52a1\u5668\u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u6307\u5357\uff1achrony \u90e8\u7f72\u4e0e NTP \u6821\u51c6"},"content":{"rendered":"

\"Linux<\/p>\n

\u670d\u52a1\u5668\u65f6\u95f4\u4e00\u65e6\u6f02\u79fb\uff0c\u65e5\u5fd7\u65f6\u95f4\u6233\u9519\u4e71\u3001\u8bc1\u4e66\u6821\u9a8c\u5931\u8d25\u3001\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u4e2d\u65ad\uff0c\u8fd9\u4e9b\u6545\u969c\u5f80\u5f80\u5728\u6df1\u591c\u6084\u6084\u51fa\u73b0\uff0c\u6392\u67e5\u8d77\u6765\u5374\u8981\u82b1\u6389\u5927\u534a\u5929\u3002\u8fd9\u7bc7\u6587\u7ae0\u6559\u4f60\u5982\u4f55\u5728 Linux \u670d\u52a1\u5668\u4e0a\u914d\u7f6e chrony \u5b8c\u6210\u65f6\u95f4\u540c\u6b65\uff0c\u4ece\u5b89\u88c5\u3001\u65f6\u95f4\u6e90\u914d\u7f6e\u5230\u6821\u51c6\u9a8c\u8bc1\u7ed9\u51fa\u5b8c\u6574\u6b65\u9aa4\uff0c\u5e2e\u52a9\u4f60\u5728\u4e00\u53f0\u65b0\u670d\u52a1\u5668\u4e0a\u5341\u5206\u949f\u5185\u628a\u65f6\u95f4\u6821\u51c6\u5230\u4f4d\uff0c\u5e76\u5efa\u7acb\u53ef\u6301\u7eed\u7684\u540c\u6b65\u673a\u5236\u3002<\/p>\n

\u4e3a\u4ec0\u4e48\u670d\u52a1\u5668\u65f6\u95f4\u4f1a\u6f02\u79fb\uff0c\u4ee5\u53ca\u5b83\u5e26\u6765\u54ea\u4e9b\u9ebb\u70e6<\/h2>\n

\u670d\u52a1\u5668\u4e3b\u677f\u4e0a\u7684\u6676\u632f\u5e76\u975e\u7edd\u5bf9\u7cbe\u786e\uff0c\u6e29\u5ea6\u3001\u8d1f\u8f7d\u548c\u786c\u4ef6\u8001\u5316\u90fd\u4f1a\u8ba9\u7cfb\u7edf\u65f6\u949f\u9010\u6e10\u504f\u79bb\u771f\u5b9e\u65f6\u95f4\uff0c\u8fd9\u5c31\u662f\u65f6\u949f\u6f02\u79fb\u3002\u5355\u53f0\u673a\u5668\u6bcf\u5929\u6f02\u79fb\u51e0\u6beb\u79d2\u770b\u4f3c\u65e0\u5bb3\uff0c\u4f46\u7d2f\u79ef\u5230\u51e0\u4e2a\u6708\u540e\u53ef\u80fd\u504f\u5dee\u51e0\u5341\u79d2\u751a\u81f3\u51e0\u5206\u949f\u3002\u5bf9\u4f9d\u8d56\u65f6\u95f4\u6233\u7684\u4e1a\u52a1\u6765\u8bf4\uff0c\u8fd9\u79cd\u504f\u5dee\u4f1a\u5f15\u53d1\u4e00\u8fde\u4e32\u95ee\u9898\u3002<\/p>\n

\u4ee5\u6700\u5e38\u89c1\u7684\u573a\u666f\u4e3a\u4f8b\uff1aHTTPS \u8bc1\u4e66\uff08SSL\uff0c\u5b89\u5168\u4f20\u8f93\u534f\u8bae\uff09\u5728\u63e1\u624b\u65f6\u4f1a\u6821\u9a8c\u670d\u52a1\u5668\u65f6\u95f4\uff0c\u5982\u679c\u672c\u5730\u65f6\u95f4\u6bd4\u771f\u5b9e\u65f6\u95f4\u65e9\u6216\u665a\u592a\u591a\uff0c\u6d4f\u89c8\u5668\u4f1a\u76f4\u63a5\u5224\u5b9a\u8bc1\u4e66\u65e0\u6548\uff0c\u7528\u6237\u8bbf\u95ee\u7f51\u7ad9\u65f6\u770b\u5230”\u8fde\u63a5\u4e0d\u5b89\u5168”\u7684\u8b66\u544a\u3002\u6570\u636e\u5e93\u4e3b\u4ece\u590d\u5236\u540c\u6837\u4f9d\u8d56\u65f6\u95f4\u6233\u6392\u5e8f\uff0c\u4e3b\u5e93\u548c\u4ece\u5e93\u65f6\u95f4\u4e0d\u4e00\u81f4\u65f6\uff0c\u590d\u5236\u65e5\u5fd7\u7684\u5148\u540e\u987a\u5e8f\u4f1a\u88ab\u6253\u4e71\uff0c\u8f7b\u5219\u540c\u6b65\u5ef6\u8fdf\uff0c\u91cd\u5219\u590d\u5236\u4e2d\u65ad\u3002\u65e5\u5fd7\u5ba1\u8ba1\u7cfb\u7edf\u6309\u65f6\u95f4\u6233\u5173\u8054\u4e8b\u4ef6\uff0c\u65f6\u95f4\u9519\u4e71\u4f1a\u8ba9\u5b89\u5168\u5206\u6790\u5b8c\u5168\u5931\u6548\u3002\u5982\u679c\u4f60\u6b63\u5728\u6392\u67e5\u7f51\u7ad9\u8bbf\u95ee\u5f02\u5e38\uff0c\u53ef\u4ee5\u5148\u4ece\u7f51\u7ad9\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027\u4f18\u5316<\/a>\u5165\u624b\uff0c\u65f6\u95f4\u540c\u6b65\u5f80\u5f80\u662f\u5176\u4e2d\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u4e00\u73af\u3002<\/p>\n

\"\u65f6\u949f\u6f02\u79fb\u95ee\u9898\uff1a\u6b63\u786e\u65f6\u949f\u4e0e\u504f\u5dee\u65f6\u949f\u7684\u5bf9\u6bd4\u914d\u56fe\"<\/p>\n

\u8981\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u6838\u5fc3\u601d\u8def\u662f\u8ba9\u670d\u52a1\u5668\u5b9a\u671f\u5411\u6743\u5a01\u65f6\u95f4\u6e90\u6821\u51c6\u3002NTP \u534f\u8bae\u5c31\u662f\u4e3a\u6b64\u8bbe\u8ba1\u7684\uff0c\u5b83\u901a\u8fc7 UDP 123 \u7aef\u53e3\u4e0e\u4e0a\u6e38\u65f6\u95f4\u670d\u52a1\u5668\u901a\u4fe1\uff0c\u628a\u672c\u5730\u65f6\u949f\u9010\u6b65\u8c03\u6574\u5230\u4e0e\u6807\u51c6\u65f6\u95f4\u4e00\u81f4\u3002\u76f8\u6bd4\u8001\u65e7\u7684 ntpdate \u4e00\u6b21\u6027\u5bf9\u65f6\uff0cNTP \u5b88\u62a4\u8fdb\u7a0b\u4f1a\u6301\u7eed\u8ddf\u8e2a\u65f6\u949f\u504f\u5dee\u5e76\u5e73\u6ed1\u6821\u6b63\uff0c\u4e0d\u4f1a\u56e0\u4e3a\u4e00\u6b21\u7f51\u7edc\u6296\u52a8\u5c31\u628a\u65f6\u95f4\u8df3\u53d8\u4e00\u5927\u622a\u3002<\/p>\n

chrony \u4e0e ntpdate \u7684\u5dee\u5f02\uff0c\u4ee5\u53ca\u4e3a\u4ec0\u4e48\u63a8\u8350 chrony<\/h2>\n

\u5728 Linux \u751f\u6001\u91cc\uff0c\u65f6\u95f4\u540c\u6b65\u5de5\u5177\u4e3b\u8981\u6709 ntpdate\u3001ntpd \u548c chrony \u4e09\u7c7b\u3002ntpdate \u662f\u65e9\u671f\u7684\u5bf9\u65f6\u547d\u4ee4\uff0c\u5b83\u53ea\u5728\u6267\u884c\u90a3\u4e00\u523b\u628a\u65f6\u95f4\u5f3a\u5236\u8bbe\u7f6e\u4e3a\u4e0a\u6e38\u503c\uff0c\u4e0d\u505a\u6301\u7eed\u8ddf\u8e2a\uff0c\u4e00\u65e6\u7f51\u7edc\u5ef6\u8fdf\u6ce2\u52a8\u5c31\u4f1a\u4ea7\u751f\u660e\u663e\u8df3\u53d8\uff0c\u5982\u4eca\u591a\u6570\u53d1\u884c\u7248\u5df2\u4e0d\u518d\u9ed8\u8ba4\u5b89\u88c5\u3002ntpd \u662f\u4f20\u7edf\u5b88\u62a4\u8fdb\u7a0b\uff0c\u529f\u80fd\u5b8c\u6574\u4f46\u542f\u52a8\u6536\u655b\u6162\uff0c\u5728\u865a\u62df\u5316\u73af\u5883\u91cc\u5bf9\u65f6\u949f\u8df3\u53d8\u7684\u54cd\u5e94\u4e5f\u4e0d\u591f\u7075\u654f\u3002<\/p>\n

chrony \u662f\u8f83\u65b0\u7684\u5b9e\u73b0\uff0c\u5b83\u7531\u4e24\u4e2a\u7ec4\u4ef6\u6784\u6210\uff1achronyd \u5b88\u62a4\u8fdb\u7a0b\u8d1f\u8d23\u6301\u7eed\u540c\u6b65\uff0cchronyc \u547d\u4ee4\u884c\u5de5\u5177\u7528\u4e8e\u67e5\u8be2\u548c\u914d\u7f6e\u3002chrony \u7684\u4f18\u52bf\u5728\u4e8e\u6536\u655b\u901f\u5ea6\u5feb\uff0c\u5373\u4f7f\u7f51\u7edc\u6296\u52a8\u9891\u7e41\u4e5f\u80fd\u5728\u51e0\u5341\u79d2\u5185\u628a\u65f6\u95f4\u6821\u51c6\u5230\u6beb\u79d2\u7ea7\uff1b\u5b83\u8fd8\u80fd\u5728\u670d\u52a1\u5668\u79bb\u7ebf\u65f6\u8bb0\u5f55\u65f6\u949f\u6f02\u79fb\u901f\u7387\uff0c\u6062\u590d\u8054\u7f51\u540e\u5feb\u901f\u8ffd\u5e73\u3002\u5bf9\u8fd0\u884c\u5728\u865a\u62df\u5316\u73af\u5883\u4e2d\u7684\u4e91\u670d\u52a1\u5668\uff08VPS<\/a>\uff0c\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u6765\u8bf4\uff0cchrony \u5bf9\u65f6\u949f\u8df3\u53d8\u7684\u5904\u7406\u660e\u663e\u66f4\u7a33\uff0c\u8fd9\u4e5f\u662f\u5b83\u6210\u4e3a\u4e3b\u6d41\u53d1\u884c\u7248\u9ed8\u8ba4\u65f6\u95f4\u670d\u52a1\u7684\u539f\u56e0\u3002\u5982\u679c\u4f60\u6b63\u5728\u4e3a\u670d\u52a1\u5668\u6027\u80fd<\/a>\u4e0e\u7a33\u5b9a\u6027\u505a\u6574\u4f53\u89c4\u5212\uff0c\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u6574\u7406\u7684\u670d\u52a1\u5668\u914d\u7f6e\u4e0e\u4f18\u5316\u6307\u5357<\/a>\uff0c\u628a\u65f6\u95f4\u540c\u6b65\u7eb3\u5165\u57fa\u7840\u8fd0\u7ef4\u6e05\u5355\u3002<\/p>\n

\u5728 Linux \u670d\u52a1\u5668\u4e0a\u90e8\u7f72 chrony \u7684\u5b8c\u6574\u6b65\u9aa4<\/h2>\n

\u4e0b\u9762\u4ee5 Debian\/Ubuntu \u548c CentOS\/Rocky \u4e24\u7c7b\u4e3b\u6d41\u7cfb\u7edf\u4e3a\u4f8b\uff0c\u7ed9\u51fa\u4ece\u5b89\u88c5\u5230\u9a8c\u8bc1\u7684\u5b8c\u6574\u6d41\u7a0b\u3002\u64cd\u4f5c\u524d\u8bf7\u786e\u8ba4\u4f60\u6709 root \u6743\u9650\uff0c\u5e76\u4fdd\u8bc1\u670d\u52a1\u5668\u80fd\u8bbf\u95ee\u5916\u7f51\u7684 UDP 123 \u7aef\u53e3\u3002<\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u5b89\u88c5 chrony<\/h3>\n

Debian\/Ubuntu \u4f7f\u7528 apt \u5b89\u88c5\uff1a<\/p>\n

apt update\napt install -y chrony\n<\/code><\/pre>\n
CentOS\/Rocky \u4f7f\u7528 dnf \u5b89\u88c5\uff1a<\/p>\n
dnf install -y chrony\n<\/code><\/pre>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u5148\u786e\u8ba4\u670d\u52a1\u5df2\u968f\u7cfb\u7edf\u542f\u52a8\u3002Debian\/Ubuntu \u6267\u884c systemctl enable --now chrony<\/code>\uff0cCentOS\/Rocky \u6267\u884c systemctl enable --now chronyd<\/code>\u3002\u6ce8\u610f\u4e24\u4e2a\u53d1\u884c\u7248\u7684\u670d\u52a1\u540d\u4e0d\u540c\uff0c\u5199\u9519\u4f1a\u5bfc\u81f4\u542f\u52a8\u5931\u8d25\u3002<\/p>\n
\u7b2c\u4e8c\u6b65\uff1a\u914d\u7f6e\u65f6\u95f4\u6e90<\/h3>\n
chrony \u7684\u4e3b\u914d\u7f6e\u6587\u4ef6\u4f4d\u4e8e \/etc\/chrony\/chrony.conf<\/code>\uff08Debian\/Ubuntu\uff09\u6216 \/etc\/chrony.conf<\/code>\uff08CentOS\/Rocky\uff09\u3002\u9ed8\u8ba4\u914d\u7f6e\u5df2\u7ecf\u5305\u542b\u4e00\u7ec4\u516c\u5171\u65f6\u95f4\u670d\u52a1\u5668\uff0c\u4f46\u4f60\u53ef\u4ee5\u6839\u636e\u670d\u52a1\u5668\u6240\u5728\u533a\u57df\u8c03\u6574\uff0c\u51cf\u5c11\u7f51\u7edc\u5ef6\u8fdf\u3002\u4ee5\u56fd\u5185\u670d\u52a1\u5668\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u6539\u7528\u56fd\u5185\u65f6\u95f4\u6e90\uff1a<\/p>\n
pool cn.pool.ntp.org iburst\npool ntp.aliyun.com iburst\n<\/code><\/pre>\n
iburst<\/code> \u53c2\u6570\u8ba9 chrony \u5728\u542f\u52a8\u65f6\u5feb\u901f\u53d1\u9001\u591a\u4e2a\u8bf7\u6c42\uff0c\u7f29\u77ed\u9996\u6b21\u540c\u6b65\u65f6\u95f4\u3002\u5982\u679c\u4f60\u5e0c\u671b\u670d\u52a1\u5668\u540c\u65f6\u4e3a\u5185\u7f51\u5176\u4ed6\u673a\u5668\u63d0\u4f9b\u65f6\u95f4\u670d\u52a1\uff0c\u8fd8\u9700\u8981\u5728\u914d\u7f6e\u4e2d\u5141\u8bb8\u5bf9\u5e94\u7f51\u6bb5\u8bbf\u95ee\uff1a<\/p>\n
allow 192.168.1.0\/24\n<\/code><\/pre>\n
\"chrony<\/p>\n
\u7b2c\u4e09\u6b65\uff1a\u542f\u52a8\u5e76\u9a8c\u8bc1\u540c\u6b65\u72b6\u6001<\/h3>\n
\u4fee\u6539\u914d\u7f6e\u540e\u91cd\u542f\u670d\u52a1\uff0c\u7136\u540e\u7528 chronyc \u67e5\u770b\u540c\u6b65\u72b6\u6001\uff1a<\/p>\n
systemctl restart chrony\nchronyc tracking\n<\/code><\/pre>\n
chronyc tracking<\/code> \u8f93\u51fa\u7684 Stratum<\/code> \u8868\u793a\u5f53\u524d\u5c42\u7ea7\uff0c\u6570\u503c\u8d8a\u5c0f\u8d8a\u63a5\u8fd1\u6743\u5a01\u6e90\uff1bLast offset<\/code> \u8868\u793a\u6700\u8fd1\u4e00\u6b21\u6821\u6b63\u7684\u504f\u5dee\uff0c\u5355\u4f4d\u662f\u79d2\uff0c\u6570\u503c\u8d8a\u5c0f\u8bf4\u660e\u65f6\u95f4\u8d8a\u51c6\u3002\u518d\u6267\u884c chronyc sources -v<\/code> \u53ef\u4ee5\u67e5\u770b\u6bcf\u4e2a\u65f6\u95f4\u6e90\u7684\u540c\u6b65\u72b6\u6001\uff0c^*<\/code> \u524d\u7f00\u8868\u793a\u8be5\u6e90\u5df2\u88ab\u9009\u4e3a\u5f53\u524d\u540c\u6b65\u6e90\uff0c^?<\/code> \u8868\u793a\u4e0d\u53ef\u8fbe\u3002<\/p>\n
\u7b2c\u56db\u6b65\uff1a\u9a8c\u8bc1\u65f6\u95f4\u662f\u5426\u771f\u6b63\u6821\u51c6<\/h3>\n
\u7528 date<\/code> \u547d\u4ee4\u67e5\u770b\u7cfb\u7edf\u65f6\u95f4\uff0c\u518d\u4e0e\u6743\u5a01\u65f6\u95f4\u5bf9\u6bd4\u3002\u66f4\u4e25\u8c28\u7684\u505a\u6cd5\u662f\u6267\u884c chronyc makestep<\/code> \u624b\u52a8\u89e6\u53d1\u4e00\u6b21\u7acb\u5373\u6821\u6b63\uff0c\u7136\u540e\u518d\u6b21\u8fd0\u884c chronyc tracking<\/code> \u786e\u8ba4 Last offset<\/code> \u5df2\u7ecf\u6536\u655b\u5230\u6beb\u79d2\u7ea7\u3002\u5982\u679c\u670d\u52a1\u5668\u65f6\u95f4\u504f\u5dee\u8f83\u5927\uff0cchrony \u9ed8\u8ba4\u7684 makestep<\/code> \u7b56\u7565\u53ef\u80fd\u4e0d\u4f1a\u81ea\u52a8\u8df3\u53d8\uff0c\u9700\u8981\u4f60\u5728\u914d\u7f6e\u4e2d\u663e\u5f0f\u653e\u5f00\uff1a<\/p>\n
makestep 1 3\n<\/code><\/pre>\n
\u8fd9\u884c\u914d\u7f6e\u8868\u793a\uff1a\u5982\u679c\u504f\u5dee\u8d85\u8fc7 1 \u79d2\uff0c\u4e14\u5728\u524d 3 \u6b21\u66f4\u65b0\u5185\uff0c\u5c31\u5141\u8bb8\u76f4\u63a5\u8df3\u53d8\u6821\u6b63\uff0c\u800c\u4e0d\u662f\u7f13\u6162\u8c03\u6574\u3002<\/p>\n
\u65f6\u949f\u6f02\u79fb\u6392\u969c\uff1a\u4ece\u73b0\u8c61\u5b9a\u4f4d\u5230\u6839\u56e0<\/h2>\n
\u5373\u4f7f\u90e8\u7f72\u4e86 chrony\uff0c\u65f6\u95f4\u540c\u6b65\u4ecd\u53ef\u80fd\u5931\u6548\u3002\u4e0b\u9762\u6309”\u73b0\u8c61\u2192\u539f\u56e0\u2192\u5904\u7406”\u7684\u987a\u5e8f\uff0c\u68b3\u7406\u6700\u5e38\u89c1\u7684\u51e0\u7c7b\u95ee\u9898\u3002<\/p>\n
\u73b0\u8c61\u4e00\uff1achronyc sources \u663e\u793a\u6240\u6709\u6e90\u90fd\u4e0d\u53ef\u8fbe<\/h3>\n
\u5982\u679c chronyc sources -v<\/code> \u91cc\u6240\u6709\u6e90\u90fd\u663e\u793a ^?<\/code>\uff0c\u901a\u5e38\u662f\u7f51\u7edc\u5c42\u9762\u88ab\u62e6\u622a\u3002\u5148\u68c0\u67e5\u9632\u706b\u5899\u662f\u5426\u653e\u884c\u4e86 UDP 123 \u7aef\u53e3\uff0c\u4e91\u670d\u52a1\u5668\uff08VPS\uff0c\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff09\u8fd8\u8981\u786e\u8ba4\u5b89\u5168\u7ec4\u89c4\u5219\u3002\u7528 ss -ulnp | grep 123<\/code> \u786e\u8ba4 chronyd \u6b63\u5728\u76d1\u542c\uff0c\u518d\u7528 chronyc sources -v<\/code> \u89c2\u5bdf\u6e90\u72b6\u6001\u3002\u82e5\u786e\u8ba4\u7aef\u53e3\u5df2\u653e\u884c\u4ecd\u4e0d\u53ef\u8fbe\uff0c\u53ef\u80fd\u662f\u4e0a\u6e38\u65f6\u95f4\u6e90\u672c\u8eab\u6545\u969c\uff0c\u6362\u4e00\u7ec4\u65f6\u95f4\u6e90\u5373\u53ef\u3002\u5982\u679c\u4f60\u4e0d\u786e\u5b9a\u5f53\u524d\u670d\u52a1\u5668\u662f\u5426\u5177\u5907\u7a33\u5b9a\u7684\u516c\u7f51\u51fa\u53e3\uff0c\u53ef\u4ee5\u53c2\u8003\u865a\u62df\u4e3b\u673a\u4e0e VPS \u7684\u9009\u578b\u5bf9\u6bd4<\/a>\uff0c\u9009\u62e9\u7f51\u7edc\u8d28\u91cf\u66f4\u53ef\u63a7\u7684\u65b9\u6848\u3002<\/p>\n
\"\u65f6\u949f\u6f02\u79fb\u6392\u969c\uff1a\u7ec8\u7aef\u547d\u4ee4\u4e0e\u653e\u5927\u955c\u68c0\u67e5\u65f6\u949f\u7684\u914d\u56fe\"<\/p>\n
\u73b0\u8c61\u4e8c\uff1a\u65f6\u95f4\u540c\u6b65\u540e\u5f88\u5feb\u53c8\u6f02\u79fb<\/h3>\n
\u8fd9\u79cd\u60c5\u51b5\u591a\u53d1\u751f\u5728\u865a\u62df\u5316\u73af\u5883\u3002\u5bbf\u4e3b\u673a\u4e0e\u865a\u62df\u673a\u7684\u65f6\u95f4\u6e90\u4e92\u76f8\u5e72\u6270\u65f6\uff0c\u865a\u62df\u673a\u65f6\u949f\u4f1a\u53cd\u590d\u8df3\u53d8\u3002\u5904\u7406\u65b9\u6cd5\u662f\u5173\u95ed\u865a\u62df\u673a\u7684\u786c\u4ef6\u65f6\u949f\u81ea\u52a8\u540c\u6b65\uff0c\u53ea\u4fdd\u7559 chrony \u4f5c\u4e3a\u552f\u4e00\u65f6\u95f4\u6e90\u3002\u5728 KVM \u865a\u62df\u673a\u91cc\uff0c\u53ef\u4ee5\u5173\u95ed QEMU \u7684 rtc<\/code> \u65f6\u95f4\u540c\u6b65\u7279\u6027\uff0c\u8ba9 chrony \u72ec\u5360\u65f6\u95f4\u6821\u51c6\u3002\u7269\u7406\u670d\u52a1\u5668<\/a>\uff08\u72ec\u670d\uff0c\u72ec\u7acb\u670d\u52a1\u5668<\/a>\uff09\u5219\u8981\u68c0\u67e5 BIOS \u65f6\u949f\u662f\u5426\u5f02\u5e38\uff0c\u5fc5\u8981\u65f6\u66f4\u6362\u4e3b\u677f\u7535\u6c60\u3002<\/p>\n
\u73b0\u8c61\u4e09\uff1a\u65e5\u5fd7\u65f6\u95f4\u6233\u4e0e\u771f\u5b9e\u65f6\u95f4\u76f8\u5dee\u6570\u5c0f\u65f6<\/h3>\n
\u5982\u679c\u7cfb\u7edf\u65f6\u95f4\u6b63\u786e\u4f46\u65e5\u5fd7\u65f6\u95f4\u6233\u4ecd\u9519\u4e71\uff0c\u95ee\u9898\u5f80\u5f80\u51fa\u5728\u65f6\u533a\u914d\u7f6e\uff0c\u800c\u4e0d\u662f\u65f6\u95f4\u540c\u6b65\u3002\u7528 timedatectl<\/code> \u67e5\u770b\u5f53\u524d\u65f6\u533a\uff0c\u6267\u884c timedatectl set-timezone Asia\/Shanghai<\/code> \u4fee\u6b63\u3002\u6ce8\u610f chrony \u53ea\u8d1f\u8d23\u540c\u6b65 UTC \u65f6\u95f4\uff0c\u65f6\u533a\u7531\u7cfb\u7edf\u5355\u72ec\u7ba1\u7406\uff0c\u4e24\u8005\u4e0d\u8981\u6df7\u6dc6\u3002<\/p>\n
\u65f6\u95f4\u540c\u6b65\u7684\u65e5\u5e38\u5de1\u68c0\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n
\u90e8\u7f72\u5b8c\u6210\u540e\uff0c\u5efa\u8bae\u628a\u65f6\u95f4\u540c\u6b65\u7eb3\u5165\u65e5\u5e38\u5de1\u68c0\u3002\u53ef\u4ee5\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u5b9a\u65f6\u4efb\u52a1\uff0c\u6bcf\u5929\u68c0\u67e5\u4e00\u6b21\u540c\u6b65\u72b6\u6001\uff0c\u5f02\u5e38\u65f6\u544a\u8b66\uff1a<\/p>\n
0 3 * * * chronyc tracking | grep -q "Leap status     : Normal" || echo "chrony \u5f02\u5e38" | mail -s "\u65f6\u95f4\u540c\u6b65\u544a\u8b66" admin@example.com\n<\/code><\/pre>\n
\u9664\u4e86\u5de1\u68c0\uff0c\u8fd8\u6709\u51e0\u4e2a\u5b9e\u8df5\u8981\u70b9\u503c\u5f97\u7559\u610f\u3002\u7b2c\u4e00\uff0c\u65f6\u95f4\u6e90\u4e0d\u8981\u53ea\u914d\u4e00\u4e2a\uff0c\u81f3\u5c11\u4fdd\u7559\u4e24\u4e2a\u4e0d\u540c\u7f51\u7edc\u7684\u65f6\u95f4\u6e90\uff0c\u907f\u514d\u5355\u70b9\u6545\u969c\u3002\u7b2c\u4e8c\uff0ciburst<\/code> \u53c2\u6570\u5728\u9996\u6b21\u542f\u52a8\u65f6\u80fd\u663e\u8457\u52a0\u5feb\u6536\u655b\uff0c\u5efa\u8bae\u4fdd\u7559\u3002\u7b2c\u4e09\uff0c\u5982\u679c\u670d\u52a1\u5668\u540c\u65f6\u627f\u62c5 NTP \u670d\u52a1\u7aef\u89d2\u8272\uff0c\u52a1\u5fc5\u7528 allow<\/code> \u7cbe\u786e\u9650\u5b9a\u53ef\u8bbf\u95ee\u7f51\u6bb5\uff0c\u4e0d\u8981\u5f00\u653e\u7ed9\u6574\u4e2a\u516c\u7f51\uff0c\u5426\u5219\u5bb9\u6613\u88ab\u6ee5\u7528\u653e\u5927\u6d41\u91cf\u3002\u5982\u679c\u4f60\u5e0c\u671b\u8fdb\u4e00\u6b65\u52a0\u56fa\u670d\u52a1\u5668\u5b89\u5168\uff0c\u53ef\u4ee5\u53c2\u8003WordPress \u4e3b\u673a\u5b89\u5168\u52a0\u56fa\u5efa\u8bae<\/a>\uff0c\u628a\u65f6\u95f4\u540c\u6b65\u4e0e\u8bbf\u95ee\u63a7\u5236\u4e00\u8d77\u7eb3\u5165\u5b89\u5168\u57fa\u7ebf\u3002<\/p>\n
\u603b\u7ed3\u4e0e\u4e0b\u4e00\u6b65\u5efa\u8bae<\/h2>\n
\u670d\u52a1\u5668\u65f6\u95f4\u540c\u6b65\u770b\u4f3c\u57fa\u7840\uff0c\u5374\u662f\u65e5\u5fd7\u5ba1\u8ba1\u3001\u8bc1\u4e66\u6821\u9a8c\u548c\u6570\u636e\u5e93\u590d\u5236\u5171\u540c\u4f9d\u8d56\u7684\u5e95\u5c42\u80fd\u529b\u3002\u901a\u8fc7\u90e8\u7f72 chrony\uff0c\u4f60\u53ef\u4ee5\u8ba9\u670d\u52a1\u5668\u6301\u7eed\u8ddf\u8e2a\u5e76\u6821\u6b63\u65f6\u949f\u6f02\u79fb\uff0c\u628a\u65f6\u95f4\u504f\u5dee\u7a33\u5b9a\u63a7\u5236\u5728\u6beb\u79d2\u7ea7\u3002\u672c\u6587\u7ed9\u51fa\u7684\u5b89\u88c5\u3001\u914d\u7f6e\u548c\u6392\u969c\u6b65\u9aa4\uff0c\u8986\u76d6\u4e86\u4ece\u65b0\u670d\u52a1\u5668\u521d\u59cb\u5316\u5230\u6545\u969c\u5b9a\u4f4d\u7684\u5b8c\u6574\u94fe\u8def\uff0c\u4f60\u53ef\u4ee5\u76f4\u63a5\u7167\u7740\u64cd\u4f5c\u3002<\/p>\n
\u5982\u679c\u4f60\u9700\u8981\u4e00\u53f0\u5f00\u7bb1\u5373\u7528\u3001\u7f51\u7edc\u7a33\u5b9a\u7684\u670d\u52a1\u5668\u6765\u627f\u8f7d\u8fd9\u4e9b\u8fd0\u7ef4\u5b9e\u8df5\uff0c\u53ef\u4ee5\u8003\u8651 Hostease \u7684 VPS \u4e3b\u673a\u65b9\u6848\uff0c\u5b83\u63d0\u4f9b\u72ec\u7acb\u516c\u7f51 IP \u548c\u53ef\u81ea\u5b9a\u4e49\u7684\u7cfb\u7edf\u73af\u5883\uff0c\u65b9\u4fbf\u4f60\u6309\u672c\u6587\u6b65\u9aa4\u5b8c\u6210 chrony \u90e8\u7f72\u3002\u5982\u679c\u4f60\u9700\u8981\u66f4\u9ad8\u6027\u80fd\u7684\u7269\u7406\u8d44\u6e90\uff0c\u4e5f\u53ef\u4ee5\u53c2\u8003 Hostease \u72ec\u7acb\u670d\u52a1\u5668\u65b9\u6848\u3002\u5efa\u8bae\u4f60\u5728\u90e8\u7f72\u5b8c\u6210\u540e\uff0c\u628a chronyc tracking<\/code> \u7684\u540c\u6b65\u72b6\u6001\u52a0\u5165\u76d1\u63a7\uff0c\u5e76\u5b9a\u671f\u68c0\u67e5\u65f6\u95f4\u6e90\u53ef\u7528\u6027\uff0c\u8fd9\u6837\u65f6\u95f4\u6f02\u79fb\u95ee\u9898\u5c31\u80fd\u5728\u5f71\u54cd\u4e1a\u52a1\u4e4b\u524d\u88ab\u53ca\u65f6\u53d1\u73b0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u6559\u4f60\u5982\u4f55\u5728 Linux \u670d\u52a1\u5668\u4e0a\u914d\u7f6e chrony \u5b8c\u6210\u65f6\u95f4\u540c\u6b65\uff0c\u4ece\u5b89\u88c5\u3001\u65f6\u95f4\u6e90\u914d\u7f6e\u5230\u6821\u51c6\u9a8c\u8bc1\u7ed9\u51fa\u5b8c\u6574\u6b65\u9aa4\uff0c\u5e2e\u52a9\u8fd0\u7ef4\u4eba\u5458\u5feb\u901f\u5b8c\u6210\u670d\u52a1\u5668\u65f6\u95f4\u540c\u6b65\u914d\u7f6e\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":[4990,909,4989,5007,5008],"class_list":["post-32976","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-chrony","tag-linux","tag-ntp","tag-5007","tag-5008"],"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\/32976","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=32976"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32976\/revisions"}],"predecessor-version":[{"id":32977,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32976\/revisions\/32977"}],"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=32976"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=32976"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=32976"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}