{"id":44946,"date":"2024-10-06T19:21:47","date_gmt":"2024-10-06T11:21:47","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44946\/"},"modified":"2024-10-06T19:21:48","modified_gmt":"2024-10-06T11:21:48","slug":"linux-%e4%b8%8b%e6%aa%a2%e6%9f%a5-ntp-%e6%98%af%e5%90%a6%e5%90%8c%e6%ad%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44946\/","title":{"rendered":"Linux \u4e0b\u6aa2\u67e5 NTP \u662f\u5426\u540c\u6b65"},"content":{"rendered":"<h1 id=\"linux-%e4%b8%8b%e6%aa%a2%e6%9f%a5-ntp-%e6%98%af%e5%90%a6%e5%90%8c%e6%ad%a5-SujAtincEQ\">Linux \u4e0b\u6aa2\u67e5 NTP \u662f\u5426\u540c\u6b65<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0c\u6642\u9593\u7684\u6e96\u78ba\u6027\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u9032\u884c\u65e5\u8a8c\u8a18\u9304\u3001\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u9084\u662f\u7db2\u7d61\u901a\u4fe1\uff0c\u6e96\u78ba\u7684\u6642\u9593\u90fd\u80fd\u78ba\u4fdd\u7cfb\u7d71\u7684\u6b63\u5e38\u904b\u884c\u3002NTP\uff08Network Time Protocol\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u540c\u6b65\u8a08\u7b97\u6a5f\u6642\u9418\u7684\u5354\u8b70\uff0c\u80fd\u5920\u78ba\u4fdd\u4f3a\u670d\u5668\u7684\u6642\u9593\u8207\u4e92\u806f\u7db2\u4e0a\u7684\u6642\u9593\u4f3a\u670d\u5668\u4fdd\u6301\u4e00\u81f4\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Linux \u7cfb\u7d71\u4e2d\u6aa2\u67e5 NTP \u662f\u5426\u540c\u6b65\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-ntp%ef%bc%9f-SujAtincEQ\">\u4ec0\u9ebc\u662f NTP\uff1f<\/h2>\n<p>NTP \u662f\u4e00\u7a2e\u7528\u65bc\u540c\u6b65\u8a08\u7b97\u6a5f\u6642\u9418\u7684\u5354\u8b70\uff0c\u80fd\u5920\u5728\u4e0d\u540c\u7684\u8a08\u7b97\u6a5f\u4e4b\u9593\u4fdd\u6301\u6642\u9593\u7684\u4e00\u81f4\u6027\u3002\u5b83\u901a\u904e\u7db2\u7d61\u5c07\u6642\u9593\u4fe1\u606f\u5f9e\u4e00\u500b\u6216\u591a\u500b\u6642\u9593\u4f3a\u670d\u5668\u50b3\u905e\u5230\u5ba2\u6236\u7aef\uff0c\u4e26\u6839\u64da\u9019\u4e9b\u4fe1\u606f\u8abf\u6574\u672c\u5730\u6642\u9418\u3002NTP \u7684\u7cbe\u78ba\u5ea6\u53ef\u4ee5\u9054\u5230\u6beb\u79d2\u7d1a\u5225\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u9ad8\u7cbe\u5ea6\u6642\u9593\u7684\u61c9\u7528\u4f86\u8aaa\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5-ntp-%e7%8b%80%e6%85%8b-SujAtincEQ\">\u6aa2\u67e5 NTP \u72c0\u614b<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u6aa2\u67e5 NTP \u662f\u5426\u540c\u6b65\u53ef\u4ee5\u901a\u904e\u5e7e\u500b\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u5b8c\u6210\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-ntpq-%e5%91%bd%e4%bb%a4-SujAtincEQ\">1. \u4f7f\u7528 ntpq \u547d\u4ee4<\/h3>\n<p>ntpq \u662f\u4e00\u500b\u7528\u65bc\u67e5\u8a62 NTP \u4f3a\u670d\u5668\u72c0\u614b\u7684\u547d\u4ee4\u884c\u5de5\u5177\u3002\u8981\u6aa2\u67e5 NTP \u7684\u540c\u6b65\u72c0\u614b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>ntpq -p<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u986f\u793a\u7576\u524d NTP \u4f3a\u670d\u5668\u7684\u72c0\u614b\uff0c\u5305\u62ec\u4f3a\u670d\u5668\u7684 IP \u5730\u5740\u3001\u5ef6\u9072\u3001\u504f\u5dee\u7b49\u4fe1\u606f\u3002\u8f38\u51fa\u4e2d\uff0c\u5e36\u6709\u661f\u865f\uff08*\uff09\u7684\u4f3a\u670d\u5668\u8868\u793a\u7576\u524d\u6b63\u5728\u4f7f\u7528\u7684\u540c\u6b65\u4f3a\u670d\u5668\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-timedatectl-%e5%91%bd%e4%bb%a4-SujAtincEQ\">2. \u4f7f\u7528 timedatectl \u547d\u4ee4<\/h3>\n<p>\u5728\u8f03\u65b0\u7684 Linux \u767c\u884c\u7248\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 timedatectl \u547d\u4ee4\u4f86\u6aa2\u67e5 NTP \u7684\u72c0\u614b\u3002\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>timedatectl status<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u7cfb\u7d71\u7684\u7576\u524d\u6642\u9593\u3001\u6642\u5340\u4ee5\u53ca NTP \u7684\u72c0\u614b\u3002\u5982\u679c NTP \u5df2\u555f\u7528\u4e14\u6b63\u5728\u540c\u6b65\uff0c\u60a8\u6703\u770b\u5230\u985e\u4f3c\u65bc &#8220;NTP synchronized: yes&#8221; \u7684\u4fe1\u606f\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5-ntp-%e6%9c%8d%e5%8b%99%e7%8b%80%e6%85%8b-SujAtincEQ\">3. \u6aa2\u67e5 NTP \u670d\u52d9\u72c0\u614b<\/h3>\n<p>\u60a8\u9084\u53ef\u4ee5\u6aa2\u67e5 NTP \u670d\u52d9\u7684\u904b\u884c\u72c0\u614b\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>systemctl status ntp<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a NTP \u670d\u52d9\u7684\u7576\u524d\u72c0\u614b\uff0c\u5305\u62ec\u662f\u5426\u6b63\u5728\u904b\u884c\u3002\u5982\u679c\u670d\u52d9\u672a\u904b\u884c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5\u5b83\uff1a<\/p>\n<pre><code>sudo systemctl start ntp<\/code><\/pre>\n<h2 id=\"%e8%a7%a3%e6%b1%ba-ntp-%e5%90%8c%e6%ad%a5%e5%95%8f%e9%a1%8c-SujAtincEQ\">\u89e3\u6c7a NTP \u540c\u6b65\u554f\u984c<\/h2>\n<p>\u5982\u679c\u767c\u73fe NTP \u672a\u540c\u6b65\uff0c\u53ef\u80fd\u9700\u8981\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u7db2\u7d61\u9023\u63a5\uff1a<\/strong>\u78ba\u4fdd\u4f3a\u670d\u5668\u80fd\u5920\u8a2a\u554f NTP \u4f3a\u670d\u5668\uff0c\u4e26\u4e14\u6c92\u6709\u9632\u706b\u7246\u963b\u6b62 NTP \u6d41\u91cf\u3002<\/li>\n<li><strong>NTP \u914d\u7f6e\uff1a<\/strong>\u6aa2\u67e5 \/etc\/ntp.conf \u6587\u4ef6\uff0c\u78ba\u4fdd\u914d\u7f6e\u6b63\u78ba\uff0c\u4e26\u4e14\u6307\u5b9a\u4e86\u53ef\u7528\u7684 NTP \u4f3a\u670d\u5668\u3002<\/li>\n<li><strong>\u6642\u9418\u504f\u5dee\uff1a<\/strong>\u5982\u679c\u672c\u5730\u6642\u9418\u8207 NTP \u4f3a\u670d\u5668\u7684\u6642\u9593\u5dee\u7570\u904e\u5927\uff0cNTP \u53ef\u80fd\u7121\u6cd5\u540c\u6b65\u3002\u53ef\u4ee5\u624b\u52d5\u8a2d\u7f6e\u6642\u9593\uff0c\u7136\u5f8c\u518d\u555f\u52d5 NTP \u670d\u52d9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SujAtincEQ\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u6aa2\u67e5 NTP \u662f\u5426\u540c\u6b65\u662f\u4e00\u500b\u7c21\u55ae\u800c\u91cd\u8981\u7684\u4efb\u52d9\u3002\u901a\u904e\u4f7f\u7528 ntpq\u3001timedatectl \u548c systemctl \u7b49\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u76e3\u63a7\u548c\u7ba1\u7406 NTP \u7684\u72c0\u614b\u3002\u4fdd\u6301\u4f3a\u670d\u5668\u6642\u9593\u7684\u6e96\u78ba\u6027\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u4f3a\u670d\u5668\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 Linux \u7cfb\u7d71\u4e2d\u6aa2\u67e5 NTP \u540c\u6b65\u72c0\u614b\uff0c\u78ba\u4fdd\u6642\u9593\u6e96\u78ba\u6027\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44946","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44946"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44946\/revisions"}],"predecessor-version":[{"id":44947,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44946\/revisions\/44947"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}