<\/span><\/h3>\n\n\n\n\u663e\u793a\u7684\u4fe1\u606f\u662f chronyd \u670d\u52a1\u5f53\u524d\u540c\u6b65\u72b6\u6001\u7684\u5feb\u7167\u3002\u4e3b\u8981\u5305\u62ec\u6b63\u5728\u540c\u6b65\u7684\u8fdc\u7a0b\u670d\u52a1\u5668\u7684 ID\u3001\u7cfb\u7edf\u5728 NTP \u5c42\u6b21\u4e2d\u7684\u4f4d\u7f6e\uff08stratum\uff09\u3001\u7cfb\u7edf\u65f6\u95f4\u4e0e NTP \u65f6\u95f4\u7684\u5dee\u5f02\uff0c\u4ee5\u53ca\u5176\u4ed6\u4e00\u4e9b\u4fe1\u606f\u3002\u5982\u679c\u7cfb\u7edf\u65f6\u95f4\u4e0e NTP \u65f6\u95f4\u7684\u5dee\u5f02\u63a5\u8fd1\u4e8e 0\uff0c\u5e76\u4e14\u663e\u793a \"Leap status : Normal\"\uff0c\u90a3\u4e48\u540c\u6b65\u72b6\u6001\u53ef\u4ee5\u8ba4\u4e3a\u662f\u6b63\u5e38\u7684\u3002<\/p>\n\n\n\n
\u5982\u4e0b\u662f\u540c\u6b65\u524d\u548c\u540c\u6b65\u540e\u7684\u68c0\u67e5\u7ed3\u679c\u3002\u4e4b\u524d\u7684\u65f6\u95f4\u6162\u4e863\u4e07\u591a\u79d2\u3002<\/p>\n\n\n\n
[root@vm151 ~]# chronyc tracking\nReference ID : CB6B0658 (203.107.6.88)\nStratum : 3\nRef time (UTC) : Wed Feb 25 00:50:13 2026\nSystem time : 32414.154296875 seconds slow<\/span> of NTP time\nLast offset : -0.000094009 seconds\nRMS offset : 3076.199462891 seconds\nFrequency : 6.521 ppm slow\nResidual freq : -0.006 ppm\nSkew : 2.104 ppm\nRoot delay : 0.038376234 seconds\nRoot dispersion : 0.003302030 seconds\nUpdate interval : 515.2 seconds\nLeap status : Normal<\/span>\n\n=== \u540c\u6b65\u65f6\u949f==============\n\n[root@vm151 ~]# chronyc tracking\nReference ID : CB6B0658 (203.107.6.88)\nStratum : 3\nRef time (UTC) : Wed Feb 25 01:07:00 2026\nSystem time : 0.000000001 seconds slow<\/span> of NTP time\nLast offset : -0.000908873 seconds\nRMS offset : 2768.579589844 seconds\nFrequency : 6.766 ppm slow\nResidual freq : -0.070 ppm\nSkew : 1.915 ppm\nRoot delay : 0.039329700 seconds\nRoot dispersion : 0.004922534 seconds\nUpdate interval : 521.5 seconds\nLeap status : Normal<\/span>\n[root@vm151 ~]#\n<\/code><\/pre>\n\n\n\n\u4ee5\u4e0b\u662f chronyc tracking \u547d\u4ee4\u8f93\u51fa\u7684\u5404\u4e2a\u5b57\u6bb5\u7684\u542b\u4e49\uff1a<\/p>\n\n\n\n
- Reference ID\uff1a\u4f60\u7684\u7cfb\u7edf\u6b63\u5728\u4e0e\u4e4b\u540c\u6b65\u7684\u8fdc\u7a0b NTP \u670d\u52a1\u5668\u7684\u5730\u5740\u6216\u8005 IP\u3002<\/li>
- Stratum\uff1a\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u5728 NTP \u5c42\u6b21\u4e2d\u7684\u7ea7\u522b\u3002Stratum 1 \u670d\u52a1\u5668\u76f4\u63a5\u4e0e\u539f\u5b50\u949f\u6216 GPS \u65f6\u949f\u7b49\u51c6\u786e\u7684\u65f6\u95f4\u6e90\u540c\u6b65\u3002Stratum 2 \u670d\u52a1\u5668\u4e0e Stratum 1 \u670d\u52a1\u5668\u540c\u6b65\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u8fd9\u4e2a\u5b57\u6bb5\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u662f\u4e0e\u54ea\u4e2a stratum \u7684\u670d\u52a1\u5668\u540c\u6b65\u3002<\/li>
- Ref time (UTC)\uff1a\u4e0a\u4e00\u6b21\u4ece\u8fdc\u7a0b\u670d\u52a1\u5668\u63a5\u6536\u5230\u65f6\u95f4\u66f4\u65b0\u7684\u65f6\u95f4\uff08\u4ee5 UTC \u8868\u793a\uff09\u3002<\/li>
- System time\uff1a\u4f60\u7684\u7cfb\u7edf\u65f6\u95f4\u76f8\u5bf9\u4e8e NTP \u670d\u52a1\u5668\u65f6\u95f4\u7684\u5dee\u5f02\u3002\u5982\u679c\u663e\u793a \"fast\"\uff0c\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u65f6\u95f4\u6bd4 NTP \u65f6\u949f\u5feb\uff1b\u5982\u679c\u663e\u793a \"slow\"\uff0c\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u65f6\u95f4\u6bd4 NTP \u65f6\u949f\u6162\u3002<\/li>
- Last offset\uff1a\u4e0a\u4e00\u6b21\u65f6\u95f4\u540c\u6b65\u65f6\uff0c\u7cfb\u7edf\u65f6\u95f4\u4e0e NTP \u670d\u52a1\u5668\u65f6\u95f4\u7684\u504f\u79fb\u91cf\u3002<\/li>
- RMS offset\uff1a\u65f6\u95f4\u504f\u79fb\u91cf\u7684\u5747\u65b9\u6839\uff0c\u662f\u4e00\u4e2a\u8861\u91cf\u65f6\u95f4\u540c\u6b65\u7cbe\u5ea6\u7684\u6307\u6807\u3002<\/li>
- Frequency\uff1a\u672c\u5730\u7cfb\u7edf\u65f6\u949f\u7684\u901f\u5ea6\uff0c\u76f8\u5bf9\u4e8e\u5b8c\u7f8e\u7684\u65f6\u95f4\u6e90\uff0c\u4ee5\u6bcf\u767e\u4e07\u90e8\u5206\uff08ppm\uff09\u8868\u793a\u3002\u5982\u679c\u663e\u793a \"fast\"\uff0c\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u65f6\u949f\u8fd0\u884c\u5f97\u6bd4\u5b8c\u7f8e\u7684\u65f6\u949f\u5feb\uff1b\u5982\u679c\u663e\u793a \"slow\"\uff0c\u8868\u793a\u4f60\u7684\u7cfb\u7edf\u65f6\u949f\u8fd0\u884c\u5f97\u6bd4\u5b8c\u7f8e\u7684\u65f6\u949f\u6162\u3002<\/li>
- Residual freq\uff1a\u5728\u6700\u540e\u4e00\u6b21\u540c\u6b65\u4e4b\u540e\uff0c\u5df2\u7ecf\u89c2\u5bdf\u5230\u7684\u672c\u5730\u65f6\u949f\u9891\u7387\u7684\u6539\u53d8\u3002<\/li>
- Skew\uff1a\u672c\u5730\u65f6\u949f\u9891\u7387\u4f30\u8ba1\u7684\u4e0d\u786e\u5b9a\u6027\u3002<\/li>
- Root delay\uff1a\u5230\u540c\u6b65\u6e90\u7684\u5f80\u8fd4\u65f6\u95f4\u3002<\/li>
- Root dispersion\uff1a\u540c\u6b65\u6e90\u7684\u6700\u5927\u53ef\u80fd\u8bef\u5dee\u3002<\/li>
- Update interval\uff1a\u4e24\u6b21\u8fde\u7eed\u66f4\u65b0\u4e4b\u95f4\u7684\u95f4\u9694\u65f6\u95f4\uff08\u4ee5\u79d2\u4e3a\u5355\u4f4d\uff09\u3002<\/li>
- Leap status\uff1a\u95f0\u79d2\u72b6\u6001\u3002\u53ef\u4ee5\u662f \"Normal\"\u3001\"Insert second\" \u6216 \"Delete second\"\u3002<\/li><\/ul>\n\n\n\n
<\/span>\u67e5\u770bNTP\u6e90\u670d\u52a1\u5668\u72b6\u6001 chronyc sources -v<\/span><\/h3>\n\n\n\n\u663e\u793a chronyd<\/code> \u670d\u52a1\u6b63\u5728\u4f7f\u7528\u7684 NTP \u6e90\u670d\u52a1\u5668\u7684\u8be6\u7ec6\u72b6\u6001\u3002\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u5217\u51fa\u6bcf\u4e2a\u6e90\u670d\u52a1\u5668\u7684 IP \u5730\u5740\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u6e90\u670d\u52a1\u5668\u7684\u72b6\u6001\u548c\u65f6\u95f4\u504f\u79fb\u91cf\u3002\u901a\u8fc7\u8fd9\u4e2a\u547d\u4ee4\uff0c\u4f60\u53ef\u4ee5\u770b\u5230\u4f60\u7684\u7cfb\u7edf\u662f\u4ece\u54ea\u4e9b NTP \u670d\u52a1\u5668\u83b7\u53d6\u65f6\u95f4\u7684\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\u72b6\u6001\u548c\u65f6\u95f4\u504f\u79fb\u91cf\u3002<\/p>\n\n\n\n[root@vm151 ~]# chronyc sources -v\n\n .-- Source mode '^' = server, '=' = peer, '#' = local clock.\n \/ .- Source state '*' = current best, '+' = combined, '-' = not combined,\n| \/ 'x' = may be in error, '~' = too variable, '?' = unusable.\n|| .- xxxx [ yyyy ] +\/- zzzz\n|| Reachability register (octal) -. | xxxx = adjusted offset,\n|| Log2(Polling interval) --. | | yyyy = measured offset,\n|| \\ | | zzzz = estimated error.\n|| | | \\\nMS Name\/IP address Stratum Poll Reach LastRx Last sample\n===============================================================================\n^* 203.107.6.88 2 10 377 855 -5627us[-6536us] +\/- 29ms\n<\/code><\/pre>\n\n\n\n\u6e90\u6a21\u5f0f\uff1aserver\uff0c\u6e90\u72b6\u6001\uff1a\u597d<\/p>\n\n\n\n
<\/span>Summary<\/span><\/h2>\n\n\n\n\u5176\u5b83\u7684\u547d\u4ee4\uff0c\u5982\u6dfb\u52a0\u6216\u5220\u9664\u65f6\u95f4\u6e90\uff0c\u5207\u6362\u65f6\u95f4\u6e90\u7b49\uff0c\u8bf7\u81ea\u884c\u641c\u7d22\u67e5\u627e\u3002\u65f6\u949f\u8c03\u6574\u6b63\u786e\u540e\uff0cGBase 8a\u7684\u4e00\u4e9b\u65f6\u95f4\u76f8\u5173\u7684\u6267\u884c\u7ed3\u679c\uff0c\u4e5f\u7ec8\u4e8e\u6062\u590d\u6b63\u5e38\u4e86\u3002<\/p>\n\n\n\n
\u6700\u540e\uff0c\u53ef\u4ee5\u5c06\u8be5\u547d\u4ee4\u52a0\u5165cron\u5b9a\u65f6\u6267\u884c\uff0c\u5177\u4f53\u53c2\u6570\u53ef\u53c2\u8003ntpdata\u547d\u4ee4\u3002<\/p>","protected":false},"excerpt":{"rendered":"
\u51e0\u53f0\u90e8\u7f72\u5728\u9f99\u87258.9 \u4e0b\u7684GBase 8a\u96c6\u7fa4\uff0c\u5728\u6625\u8282\u671f\u95f4\u4e0b\u7535\u4e86\uff0c\u8282\u540e\u53d1\u73b0\u7cfb\u7edf\u65f6\u949f\u4e0d\u51c6\u3002\u5c1d\u8bd5\u7528ntpdate\u540c\u6b65\u53d1\u73b0\u4e0d\u652f\u6301\u8be5\u547d\u4ee4\uff0c\u7528yum \u4e5f\u65e0\u6cd5\u5b89\u88c5ntp\u670d\u52a1\u3002\u7ecf\u641c\u7d22\u53d1\u73b0\uff0c\u9f99\u8725\u7528chronyc\u6765\u5b9e\u73b0\u65f6\u949f\u540c\u6b65\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13207","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/13207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=13207"}],"version-history":[{"count":8,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/13207\/revisions"}],"predecessor-version":[{"id":13221,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/13207\/revisions\/13221"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=13207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=13207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=13207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}