{"id":82008,"date":"2026-07-25T06:10:39","date_gmt":"2026-07-24T22:10:39","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/82008.html"},"modified":"2026-07-25T06:10:39","modified_gmt":"2026-07-24T22:10:39","slug":"linux-%e6%9c%8d%e5%8a%a1%e5%99%a8-chrony-%e6%97%b6%e9%97%b4%e5%90%8c%e6%ad%a5%e9%85%8d%e7%bd%ae%e4%b8%8e%e6%a0%a1%e5%87%86%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/82008.html","title":{"rendered":"Linux \u670d\u52a1\u5668 Chrony \u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u4e0e\u6821\u51c6\u64cd\u4f5c\u6307\u5357"},"content":{"rendered":"<p>Chrony \u4e0d\u662f\u67d0\u4e2a\u6807\u51c6\u7f29\u5199&#xff0c;\u4e00\u822c\u5c31\u4f5c\u4e3a\u8f6f\u4ef6\u5957\u4ef6\u540d\u79f0\u4f7f\u7528&#xff0c;\u5199\u4f5c chrony\u3002<\/p>\n<p>\u5b83\u7684\u4f5c\u7528\u53ef\u4ee5\u7406\u89e3\u4e3a&#xff1a;<\/p>\n<p>chrony \u662f Linux \u4e0a\u7528\u4e8e\u65f6\u95f4\u540c\u6b65\u7684\u4e00\u5957 NTP \u5b9e\u73b0\u3002<\/p>\n<p>\u5b98\u65b9\u5bf9\u5b83\u7684\u5b9a\u4e49\u662f&#xff1a;chrony \u662f Network Time Protocol&#xff0c;\u4e5f\u5c31\u662f NTP \u7f51\u7edc\u65f6\u95f4\u534f\u8bae \u7684\u4e00\u79cd\u5b9e\u73b0&#xff0c;\u53ef\u4ee5\u7528\u6765\u540c\u6b65\u7cfb\u7edf\u65f6\u95f4&#xff0c;\u4e5f\u53ef\u4ee5\u4f5c\u4e3a NTP \u670d\u52a1\u7aef\u7ed9\u5176\u4ed6\u673a\u5668\u63d0\u4f9b\u65f6\u95f4\u670d\u52a1\u3002<\/p>\n<p><span class=\"link-card-box\"><span class=\"link-title\">chrony\u662f\u7f51\u7edc\u65f6\u95f4\u534f\u8bae (NTP) \u7684\u4e00\u79cd\u591a\u529f\u80fd\u5b9e\u73b0\u3002<\/span><span class=\"link-link\"><img decoding=\"async\" class=\"link-link-icon\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724221038-6a63e2de4392c.png\" \/>https:\/\/chrony-project.org\/?utm_source<\/span><\/span><\/p>\n<h3>\u4e00\u3001\u80cc\u666f\u8bf4\u660e<\/h3>\n<p>\u751f\u4ea7\u73af\u5883\u4e2d&#xff0c;\u670d\u52a1\u5668\u65f6\u95f4\u4e0d\u51c6\u786e\u4f1a\u5f71\u54cd\u65e5\u5fd7\u6392\u67e5\u3001\u5907\u4efd\u4efb\u52a1\u3001\u76d1\u63a7\u544a\u8b66\u3001\u6570\u636e\u5e93\u5ba1\u8ba1\u7b49\u5de5\u4f5c\u3002\u672c\u6b21\u64cd\u4f5c\u7528\u4e8e\u5c06 Linux \u670d\u52a1\u5668\u7edf\u4e00\u540c\u6b65\u5230\u516c\u53f8\u5185\u7f51 NTP \u65f6\u95f4\u670d\u52a1\u5668&#xff0c;\u5e76\u5728\u540c\u6b65\u5b8c\u6210\u540e\u5199\u5165\u786c\u4ef6\u65f6\u949f RTC\u3002<\/p>\n<p>\u8bf4\u660e&#xff1a;\u672c\u6587\u4e2d\u7684 IP \u5730\u5740\u5747\u4e3a\u793a\u4f8b\u5730\u5740&#xff0c;\u5b9e\u9645\u64cd\u4f5c\u65f6\u8bf7\u66ff\u6362\u4e3a\u73b0\u573a\u771f\u5b9e\u5730\u5740\u3002<\/p>\n<p>\u793a\u4f8b\u73af\u5883&#xff1a;<\/p>\n<p>\u76ee\u6807\u670d\u52a1\u5668IP&#xff1a;192.168.100.10<br \/>\n\u5185\u7f51NTP\u670d\u52a1\u5668IP&#xff1a;192.168.100.1<\/p>\n<hr \/>\n<h3>\u4e8c\u3001\u68c0\u67e5\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4<\/h3>\n<p>\u767b\u5f55\u76ee\u6807\u670d\u52a1\u5668\u540e&#xff0c;\u5148\u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4&#xff1a;<\/p>\n<p>date<\/p>\n<p>\u793a\u4f8b&#xff1a;<\/p>\n<p>2026\u5e74 06\u6708 23\u65e5 \u661f\u671f\u4e8c 07:44:23 CST<\/p>\n<p>\u5982\u679c\u53d1\u73b0\u670d\u52a1\u5668\u65f6\u95f4\u4e0e\u5b9e\u9645\u65f6\u95f4\u5b58\u5728\u660e\u663e\u504f\u5dee&#xff0c;\u4f8b\u5982\u5feb\u4e86\u6216\u6162\u4e86\u51e0\u5206\u949f&#xff0c;\u9700\u8981\u7ee7\u7eed\u68c0\u67e5\u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u3002<\/p>\n<hr \/>\n<h3 style=\"background-color:transparent\">\u4e09\u3001\u68c0\u67e5 NTP \u670d\u52a1\u5668\u7f51\u7edc\u8fde\u901a\u6027<\/h3>\n<p>\u5148\u786e\u8ba4\u76ee\u6807\u670d\u52a1\u5668\u80fd\u5426\u8bbf\u95ee\u5185\u7f51 NTP \u670d\u52a1\u5668&#xff1a;<\/p>\n<p>ping -c 4 192.168.100.1<\/p>\n<p>\u6b63\u5e38\u7ed3\u679c\u7c7b\u4f3c&#xff1a;<\/p>\n<p>64 bytes from 192.168.100.1: icmp_seq&#061;1 ttl&#061;63 time&#061;0.100 ms<br \/>\n64 bytes from 192.168.100.1: icmp_seq&#061;2 ttl&#061;63 time&#061;0.095 ms<br \/>\n64 bytes from 192.168.100.1: icmp_seq&#061;3 ttl&#061;63 time&#061;0.102 ms<br \/>\n64 bytes from 192.168.100.1: icmp_seq&#061;4 ttl&#061;63 time&#061;0.098 ms<\/p>\n<p>\u5982\u679c\u51fa\u73b0&#xff1a;<\/p>\n<p>Destination Host Unreachable<br \/>\n100% packet loss<\/p>\n<p>\u8bf4\u660e\u76ee\u6807\u670d\u52a1\u5668\u5230 NTP \u670d\u52a1\u5668\u7f51\u7edc\u4e0d\u53ef\u8fbe&#xff0c;\u9700\u8981\u5148\u68c0\u67e5\u7f51\u5173\u3001\u8def\u7531\u3001\u9632\u706b\u5899\u3001VLAN \u6216 NTP \u670d\u52a1\u5668\u72b6\u6001\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f&#xff1a;<\/p>\n<table>\n<tr>\u68c0\u67e5\u9879\u534f\u8bae\/\u7aef\u53e3\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>ping \u8fde\u901a\u6027\u6d4b\u8bd5<\/td>\n<td>ICMP \u534f\u8bae<\/td>\n<td>\u4e0d\u4f7f\u7528 TCP\/UDP \u7aef\u53e3<\/td>\n<\/tr>\n<tr>\n<td>NTP \u65f6\u95f4\u540c\u6b65<\/td>\n<td>UDP 123 \u7aef\u53e3<\/td>\n<td>Chrony\/NTP \u5b9e\u9645\u540c\u6b65\u65f6\u95f4\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff0c;ping \u53ea\u662f\u57fa\u7840\u7f51\u7edc\u8fde\u901a\u6027\u68c0\u67e5&#xff0c;\u4e0d\u4ee3\u8868 NTP \u670d\u52a1\u4e00\u5b9a\u6b63\u5e38\u3002 \u5982\u679c\u7f51\u7edc\u7b56\u7565\u8f83\u4e25\u683c&#xff0c;\u9700\u8981\u786e\u8ba4\u76ee\u6807\u670d\u52a1\u5668\u5230 NTP \u670d\u52a1\u5668\u7684 UDP 123 \u7aef\u53e3 \u5df2\u653e\u901a\u3002<\/p>\n<hr \/>\n<h3>\u56db\u3001\u68c0\u67e5\u65f6\u95f4\u540c\u6b65\u670d\u52a1<\/h3>\n<p>\u67e5\u770b chronyd \u670d\u52a1\u72b6\u6001&#xff1a;<\/p>\n<p>systemctl status chronyd &#8211;no-pager<\/p>\n<p>\u6b63\u5e38\u5e94\u770b\u5230&#xff1a;<\/p>\n<p>Active: active (running)<\/p>\n<p>\u5982\u679c chronyd \u672a\u542f\u52a8&#xff0c;\u53ef\u4ee5\u6267\u884c&#xff1a;<\/p>\n<p>systemctl enable chronyd<br \/>\nsystemctl start chronyd<\/p>\n<hr \/>\n<h3>\u4e94\u3001\u67e5\u770b\u5f53\u524d Chrony \u914d\u7f6e<\/h3>\n<p>\u67e5\u770b\u5f53\u524d\u914d\u7f6e\u7684\u65f6\u95f4\u6e90&#xff1a;<\/p>\n<p>grep -nE &#039;^\\\\s*(server|pool)&#039; \/etc\/chrony.conf<\/p>\n<p>\u53ef\u80fd\u770b\u5230\u7c7b\u4f3c\u9ed8\u8ba4\u516c\u7f51 NTP \u6e90&#xff1a;<\/p>\n<p>3:server 0.centos.pool.ntp.org iburst<br \/>\n4:server 1.centos.pool.ntp.org iburst<br \/>\n5:server 2.centos.pool.ntp.org iburst<br \/>\n6:server 3.centos.pool.ntp.org iburst<\/p>\n<p>\u5982\u679c\u516c\u53f8\u8981\u6c42\u7edf\u4e00\u4f7f\u7528\u5185\u7f51 NTP&#xff0c;\u5efa\u8bae\u5c06\u65f6\u95f4\u6e90\u7edf\u4e00\u8c03\u6574\u4e3a\u516c\u53f8\u5185\u7f51 NTP \u670d\u52a1\u5668\u3002<\/p>\n<hr \/>\n<h3>\u516d\u3001\u5907\u4efd\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u4fee\u6539\u524d\u5148\u5907\u4efd&#xff1a;<\/p>\n<p>cp -a \/etc\/chrony.conf \/etc\/chrony.conf.bak.$(date &#043;%F_%H%M%S)<\/p>\n<p>\u786e\u8ba4\u5907\u4efd\u6587\u4ef6&#xff1a;<\/p>\n<p>ls -lh \/etc\/chrony.conf.bak*<\/p>\n<hr \/>\n<h3>\u4e03\u3001\u914d\u7f6e\u5185\u7f51 NTP \u670d\u52a1\u5668<\/h3>\n<p>\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6&#xff1a;<\/p>\n<p>vim \/etc\/chrony.conf<\/p>\n<p>\u5c06\u539f\u6709\u516c\u7f51 NTP \u6e90\u6ce8\u91ca\u6389&#xff1a;<\/p>\n<p>#server 0.centos.pool.ntp.org iburst<br \/>\n#server 1.centos.pool.ntp.org iburst<br \/>\n#server 2.centos.pool.ntp.org iburst<br \/>\n#server 3.centos.pool.ntp.org iburst<\/p>\n<p>\u65b0\u589e\u516c\u53f8\u5185\u7f51 NTP \u670d\u52a1\u5668&#xff1a;<\/p>\n<p>server 192.168.100.1 iburst prefer<\/p>\n<p>\u53c2\u6570\u8bf4\u660e&#xff1a;<\/p>\n<table>\n<tr>\u53c2\u6570\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>server<\/td>\n<td>\u6307\u5b9a\u65f6\u95f4\u540c\u6b65\u670d\u52a1\u5668<\/td>\n<\/tr>\n<tr>\n<td>iburst<\/td>\n<td>\u670d\u52a1\u542f\u52a8\u540e\u5feb\u901f\u540c\u6b65<\/td>\n<\/tr>\n<tr>\n<td>prefer<\/td>\n<td>\u4f18\u5148\u4f7f\u7528\u8be5\u65f6\u95f4\u6e90<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e5f\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u65b9\u5f0f\u6dfb\u52a0&#xff1a;<\/p>\n<p>grep -q &#039;^server 192.168.100.1&#039; \/etc\/chrony.conf || sed -i &#039;3iserver 192.168.100.1 iburst prefer&#039; \/etc\/chrony.conf<\/p>\n<p>\u5982\u9700\u6279\u91cf\u6ce8\u91ca\u9ed8\u8ba4\u516c\u7f51\u6e90&#xff0c;\u53ef\u6267\u884c&#xff1a;<\/p>\n<p>sed -i -E &#039;s\/^(server[[:space:]]&#043;[0-3]\\\\.centos\\\\.pool\\\\.ntp\\\\.org[[:space:]]&#043;iburst)\/#\\\\1\/&#039; \/etc\/chrony.conf<\/p>\n<hr \/>\n<h3>\u516b\u3001\u68c0\u67e5\u914d\u7f6e\u7ed3\u679c<\/h3>\n<p>\u6267\u884c&#xff1a;<\/p>\n<p>grep -nE &#039;^\\\\s*(server|pool)|^#server&#039; \/etc\/chrony.conf<\/p>\n<p>\u6b63\u5e38\u7ed3\u679c\u793a\u4f8b&#xff1a;<\/p>\n<p>3:server 192.168.100.1 iburst prefer<br \/>\n4:#server 0.centos.pool.ntp.org iburst<br \/>\n5:#server 1.centos.pool.ntp.org iburst<br \/>\n6:#server 2.centos.pool.ntp.org iburst<br \/>\n7:#server 3.centos.pool.ntp.org iburst<\/p>\n<p>\u786e\u8ba4\u53ea\u6709\u5185\u7f51 NTP \u670d\u52a1\u5668\u5904\u4e8e\u542f\u7528\u72b6\u6001\u3002<\/p>\n<hr \/>\n<h3>\u4e5d\u3001\u91cd\u542f Chrony \u670d\u52a1<\/h3>\n<p>\u6267\u884c&#xff1a;<\/p>\n<p>systemctl restart chronyd<\/p>\n<p>\u67e5\u770b\u670d\u52a1\u72b6\u6001&#xff1a;<\/p>\n<p>systemctl status chronyd &#8211;no-pager<\/p>\n<p>\u786e\u8ba4\u72b6\u6001\u4e3a&#xff1a;<\/p>\n<p>Active: active (running)<\/p>\n<hr \/>\n<h3>\u5341\u3001\u9a8c\u8bc1\u662f\u5426\u540c\u6b65\u6210\u529f<\/h3>\n<p>\u67e5\u770b\u5f53\u524d\u65f6\u95f4\u540c\u6b65\u6e90&#xff1a;<\/p>\n<p>chronyc sources -n -v<\/p>\n<p>\u6b63\u5e38\u7ed3\u679c\u5e94\u7c7b\u4f3c&#xff1a;<\/p>\n<p>MS Name\/IP address         Stratum Poll Reach LastRx Last sample<br \/>\n&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;<br \/>\n^* 192.168.100.1                 3   6    37     8   &#043;1083ns[ &#043;163us] &#043;\/- 143ms<\/p>\n<p>\u91cd\u70b9\u770b\u7b2c\u4e00\u5217&#xff1a;<\/p>\n<table>\n<tr>\u6807\u8bc6\u542b\u4e49<\/tr>\n<tbody>\n<tr>\n<td>^*<\/td>\n<td>\u5f53\u524d\u6b63\u5728\u4f7f\u7528\u7684\u65f6\u95f4\u6e90<\/td>\n<\/tr>\n<tr>\n<td>^?<\/td>\n<td>\u914d\u7f6e\u4e86\u4f46\u4e0d\u53ef\u8fbe<\/td>\n<\/tr>\n<tr>\n<td>^x<\/td>\n<td>\u65f6\u95f4\u6e90\u5f02\u5e38<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5982\u679c\u770b\u5230&#xff1a;<\/p>\n<p>^* 192.168.100.1<\/p>\n<p>\u8bf4\u660e\u5f53\u524d\u670d\u52a1\u5668\u5df2\u7ecf\u6210\u529f\u4f7f\u7528\u5185\u7f51 NTP \u670d\u52a1\u5668\u540c\u6b65\u65f6\u95f4\u3002<\/p>\n<hr \/>\n<h3>\u5341\u4e00\u3001\u67e5\u770b\u6574\u4f53\u540c\u6b65\u72b6\u6001<\/h3>\n<p>\u6267\u884c&#xff1a;<\/p>\n<p>chronyc tracking<\/p>\n<p>\u6b63\u5e38\u7ed3\u679c\u793a\u4f8b&#xff1a;<\/p>\n<p>Reference ID    : C0A86401 (192.168.100.1)<br \/>\nStratum         : 4<br \/>\nSystem time     : 0.000034372 seconds fast of NTP time<br \/>\nLast offset     : &#043;0.000162035 seconds<br \/>\nLeap status     : Normal<\/p>\n<p>\u5982\u679c System time \u53ea\u5dee\u6beb\u79d2\u6216\u5fae\u79d2\u7ea7&#xff0c;\u8bf4\u660e\u65f6\u95f4\u5df2\u7ecf\u57fa\u672c\u540c\u6b65\u3002<\/p>\n<p>\u518d\u6267\u884c&#xff1a;<\/p>\n<p>timedatectl<\/p>\n<p>\u91cd\u70b9\u786e\u8ba4&#xff1a;<\/p>\n<p>NTP enabled: yes<br \/>\nNTP synchronized: yes<\/p>\n<hr \/>\n<h3>\u5341\u4e8c\u3001\u65f6\u95f4\u504f\u5dee\u8f83\u5927\u65f6\u624b\u52a8\u6821\u51c6<\/h3>\n<p>\u5982\u679c\u670d\u52a1\u5668\u65f6\u95f4\u5feb\u4e86\u6216\u6162\u4e86\u51e0\u5341\u79d2\u3001\u51e0\u5206\u949f&#xff0c;\u5728\u786e\u8ba4 NTP \u6e90\u6b63\u5e38\u540e&#xff0c;\u53ef\u4ee5\u6267\u884c&#xff1a;<\/p>\n<p>chronyc makestep<\/p>\n<p>\u7136\u540e\u518d\u6b21\u68c0\u67e5&#xff1a;<\/p>\n<p>date<br \/>\nchronyc tracking<br \/>\ntimedatectl<\/p>\n<p>\u5982\u679c\u65e5\u5fd7\u4e2d\u51fa\u73b0\u7c7b\u4f3c\u5185\u5bb9&#xff1a;<\/p>\n<p>System clock wrong by -129 seconds, adjustment started<br \/>\nSystem clock was stepped by -129 seconds<\/p>\n<p>\u8bf4\u660e\u7cfb\u7edf\u65f6\u95f4\u5df2\u7ecf\u88ab\u6821\u51c6\u3002<\/p>\n<hr \/>\n<h3 style=\"background-color:transparent\">\u5341\u4e09\u3001\u5199\u5165\u786c\u4ef6\u65f6\u949f RTC<\/h3>\n<p>\u914d\u7f6e\u91cc\u6709\u8fd9\u4e00\u884c\u7684\u8bdd&#xff1a;<\/p>\n<p>rtcsync <\/p>\n<p>\u6b63\u5e38\u662f\u81ea\u52a8\u5199\u5165 RTC\u3002<\/p>\n<p>NTP\/chrony \u540c\u6b65\u7cfb\u7edf\u65f6\u95f4<br \/>\n        \u2193<br \/>\n\u7cfb\u7edf\u65f6\u95f4\u7a33\u5b9a\u540e<br \/>\n        \u2193<br \/>\n\u81ea\u52a8\u540c\u6b65\u5230\u786c\u4ef6\u65f6\u949f RTC <\/p>\n<p>\u662f\u5426\u9700\u8981\u624b\u52a8\u5199\u5165RTC\u6700\u7b80\u5355\u5224\u65ad<\/p>\n<p>\u6267\u884c&#xff1a;<\/p>\n<p>timedatectl <\/p>\n<p>\u770b\u5230\u4e0b\u9762\u8fd9\u6837\u5c31\u6b63\u5e38&#xff1a;<\/p>\n<p>System clock synchronized: yes<br \/>\nNTP service: active<br \/>\nRTC in local TZ: no<br \/>\nUniversal time \u548c RTC time \u57fa\u672c\u4e00\u81f4 <\/p>\n<p>\u82e5\u4e0d\u4e00\u81f4&#xff0c;\u518d\u624b\u52a8\u5199\u5165&#xff1a;<\/p>\n<p>\u7cfb\u7edf\u65f6\u95f4\u6821\u51c6\u5b8c\u6210\u540e&#xff0c;\u5efa\u8bae\u5c06\u5f53\u524d\u6b63\u786e\u7684\u7cfb\u7edf\u65f6\u95f4\u5199\u5165\u786c\u4ef6\u65f6\u949f&#xff1a;<\/p>\n<p>hwclock &#8211;systohc<\/p>\n<p>\u67e5\u770b\u786c\u4ef6\u65f6\u949f&#xff1a;<\/p>\n<p>hwclock &#8211;show<\/p>\n<p>\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u670d\u52a1\u5668\u91cd\u542f\u540e&#xff0c;\u53c8\u4ece\u9519\u8bef\u7684\u786c\u4ef6\u65f6\u95f4\u8d77\u6b65\u3002<\/p>\n<p>\u7cfb\u7edf\u65f6\u95f4\u4e0e\u786c\u4ef6\u65f6\u949f\u533a\u522b\u5982\u4e0b&#xff1a;<\/p>\n<table>\n<tr>\u7c7b\u578b\u67e5\u770b\u547d\u4ee4\u4f5c\u7528<\/tr>\n<tbody>\n<tr>\n<td>\u7cfb\u7edf\u65f6\u95f4<\/td>\n<td>date<\/td>\n<td>Linux \u5f53\u524d\u8fd0\u884c\u65f6\u4f7f\u7528\u7684\u65f6\u95f4<\/td>\n<\/tr>\n<tr>\n<td>NTP \u65f6\u95f4<\/td>\n<td>chronyc tracking<\/td>\n<td>\u7f51\u7edc\u65f6\u95f4\u6e90\u63d0\u4f9b\u7684\u6807\u51c6\u65f6\u95f4<\/td>\n<\/tr>\n<tr>\n<td>\u786c\u4ef6\u65f6\u949f RTC<\/td>\n<td>hwclock &#8211;show<\/td>\n<td>\u670d\u52a1\u5668\u5173\u673a\u6216\u91cd\u542f\u540e\u4fdd\u7559\u7684\u5e95\u5c42\u65f6\u95f4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>\u5341\u56db\u3001\u6700\u7ec8\u9a8c\u8bc1<\/h3>\n<p>\u6700\u540e\u7edf\u4e00\u6267\u884c&#xff1a;<\/p>\n<p>date<br \/>\nchronyc sources -n -v<br \/>\nchronyc tracking<br \/>\ntimedatectl<br \/>\nhwclock &#8211;show<\/p>\n<p>\u786e\u8ba4\u4ee5\u4e0b\u7ed3\u679c&#xff1a;<\/p>\n<p>^* 192.168.100.1<br \/>\nNTP synchronized: yes<br \/>\nSystem time \u504f\u5dee\u4e3a\u6beb\u79d2\u6216\u5fae\u79d2\u7ea7<\/p>\n<p>\u5982\u679c\u4ee5\u4e0a\u7ed3\u679c\u6b63\u5e38&#xff0c;\u8bf4\u660e\u670d\u52a1\u5668\u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u5b8c\u6210\u3002<\/p>\n<hr \/>\n<h3>\u5341\u4e94\u3001\u64cd\u4f5c\u603b\u7ed3<\/h3>\n<p>\u672c\u6b21\u65f6\u95f4\u540c\u6b65\u5904\u7406\u6d41\u7a0b\u5982\u4e0b&#xff1a;<\/p>\n<p>1. \u67e5\u770b\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4<br \/>\n2. ping \u6d4b\u8bd5\u5185\u7f51 NTP \u670d\u52a1\u5668\u57fa\u7840\u8fde\u901a\u6027<br \/>\n3. \u786e\u8ba4 NTP \u4f7f\u7528 UDP 123 \u7aef\u53e3<br \/>\n4. \u68c0\u67e5 chronyd \u670d\u52a1\u72b6\u6001<br \/>\n5. \u5907\u4efd \/etc\/chrony.conf<br \/>\n6. \u914d\u7f6e\u5185\u7f51 NTP \u670d\u52a1\u5668<br \/>\n7. \u6ce8\u91ca\u539f\u516c\u7f51 NTP \u6e90<br \/>\n8. \u91cd\u542f chronyd \u670d\u52a1<br \/>\n9. \u4f7f\u7528 chronyc sources \u9a8c\u8bc1\u5f53\u524d\u65f6\u95f4\u6e90<br \/>\n10. \u4f7f\u7528 chronyc tracking \u67e5\u770b\u65f6\u95f4\u504f\u5dee<br \/>\n11. \u5fc5\u8981\u65f6\u6267\u884c chronyc makestep \u624b\u52a8\u6821\u51c6<br \/>\n12. \u4f7f\u7528 hwclock &#8211;systohc \u5199\u5165\u786c\u4ef6\u65f6\u949f RTC<\/p>\n<p>\u5b8c\u6210\u4ee5\u4e0a\u64cd\u4f5c\u540e&#xff0c;\u670d\u52a1\u5668\u65f6\u95f4\u4f1a\u7edf\u4e00\u540c\u6b65\u5230\u516c\u53f8\u5185\u7f51 NTP \u670d\u52a1\u5668&#xff0c;\u65e5\u5fd7\u3001\u5907\u4efd\u4efb\u52a1\u3001\u76d1\u63a7\u544a\u8b66\u7b49\u65f6\u95f4\u7ebf\u4e5f\u4f1a\u66f4\u52a0\u51c6\u786e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chrony \u4e0d\u662f\u67d0\u4e2a\u6807\u51c6\u7f29\u5199&#xff0c;\u4e00\u822c\u5c31\u4f5c\u4e3a\u8f6f\u4ef6\u5957\u4ef6\u540d\u79f0\u4f7f\u7528&#xff0c;\u5199\u4f5c chrony\u3002<br \/>\n\u5b83\u7684\u4f5c\u7528\u53ef\u4ee5\u7406\u89e3\u4e3a&#xff1a; chrony \u662f Linux \u4e0a\u7528\u4e8e\u65f6\u95f4\u540c\u6b65\u7684\u4e00\u5957 NTP \u5b9e\u73b0\u3002 \u5b98\u65b9\u5bf9\u5b83\u7684\u5b9a\u4e49\u662f&#xff1a;chrony \u662f Network Time Protocol&#xff0c;\u4e5f\u5c31\u662f NTP \u7f51\u7edc\u65f6\u95f4\u534f\u8bae \u7684\u4e00\u79cd\u5b9e\u73b0&#xff0c;\u53ef\u4ee5\u7528\u6765\u540c\u6b65\u7cfb\u7edf\u65f6\u95f4&#xff0c;\u4e5f\u53ef\u4ee5\u4f5c\u4e3a NTP \u670d\u52a1\u7aef\u7ed9\u5176\u4ed6\u673a\u5668\u63d0\u4f9b\u65f6\u95f4\u670d\u52a1\u3002<br \/>\nchron<\/p>\n","protected":false},"author":2,"featured_media":82007,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9167,58,100,43,44],"topic":[],"class_list":["post-82008","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-oracle-linux","tag-linux","tag-100","tag-43","tag-44"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux \u670d\u52a1\u5668 Chrony \u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u4e0e\u6821\u51c6\u64cd\u4f5c\u6307\u5357 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" 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