\u73b0\u6709\u4e00\u53f0ubuntu22.04\u670d\u52a1\u5668\uff0c\u9700\u8981\u914d\u7f6e\u65f6\u95f4\u670d\u52a1\u3002<\/p>\n
\u9996\u5148\u901a\u8fc7timedatectl\u67e5\u770b\u65f6\u95f4\u53ca\u65f6\u95f4\u540c\u6b65\u670d\u52a1\u5668\uff1a
\nroot@host:~# timedatectl
\nLocal time: Tue 2026-08-11 09:21:16 UTC
\nUniversal time: Tue 2026-08-11 09:21:16 UTC
\nRTC time: Tue 2026-08-11 09:36:19
\nTime zone: Etc\/UTC (UTC, +0000)
\nSystem clock synchronized: no
\nNTP service: active
\nRTC in local TZ: no
\n\u53ef\u4ee5\u770b\u51fa\u5f53\u524d\u65f6\u95f4\u662f2026\u5e748\u670811\u65e59\u70b921\u5206\uff0c\u65f6\u533a\u662fEtc\/UTC\u4e3a\u96f6\u65f6\u533a\uff0cNTP\u670d\u52a1\u5df2\u5f00\u542f\uff0c\u4f46\u662fSystem clock synchronized: no\uff0c\u6ca1\u6709\u540c\u6b65\u6210\u529f\u65f6\u95f4\u3002<\/p>\n
\u67e5\u770b\u65f6\u95f4\u540c\u6b65\u914d\u7f6e\u6587\u4ef6\/etc\/systemd\/timesyncd.conf\uff1a
\nroot@host:~# cat \/etc\/systemd\/timesyncd.conf
\n# This file is part of systemd.
\n#
\n# systemd is free software; you can redistribute it and\/or modify it under the
\n# terms of the GNU Lesser General Public License as published by the Free
\n# Software Foundation; either version 2.1 of the License, or (at your option)
\n# any later version.
\n#
\n# Entries in this file show the compile time defaults. Local configuration
\n# should be created by either modifying this file, or by creating “drop-ins” in
\n# the timesyncd.conf.d\/ subdirectory. The latter is generally recommended.
\n# Defaults can be restored by simply deleting this file and all drop-ins.
\n#
\n# See timesyncd.conf(5) for details.<\/p>\n
[Time]
\n#NTP=
\n#FallbackNTP=ntp.ubuntu.com
\n#RootDistanceMaxSec=5
\n#PollIntervalMinSec=32
\n#PollIntervalMaxSec=2048
\n\u53ef\u4ee5\u770b\u51fa\u672a\u914d\u7f6eNTP\u670d\u52a1\u5668\uff0c\u5047\u8bbeNTP\u670d\u52a1\u5668\u4e3a10.10.10.3\uff0c\u5c06#NTP=\u6539\u4e3aNTP=10.10.10.3\uff0c\u4fdd\u5b58\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n
\u91cd\u542f\u65f6\u95f4\u540c\u6b65\u670d\u52a1systemctl restart systemd-timesyncd\u3002<\/p>\n
\u518d\u6b21\u4f7f\u7528timedatectl\u547d\u4ee4\uff0c\u67e5\u770b\uff1a
\nroot@host:~# timedatectl
\nLocal time: Tue 2026-08-11 09:50:00 UTC
\nUniversal time: Tue 2026-08-11 09:50:00 UTC
\nRTC time: Tue 2026-08-11 09:50:00
\nTime zone: Etc\/UTC (UTC, +0000)
\nSystem clock synchronized: yes
\nNTP service: active
\nRTC in local TZ: no
\n\u53d1\u73b0System clock synchronized: yes\uff0c\u5373\u65f6\u95f4\u540c\u6b65\u6210\u529f\uff0c\u4f46\u662f\u65f6\u533a\u4e0d\u5bf9\u3002<\/p>\n
\u4f7f\u7528\u547d\u4ee4timedatectl set-timezone Asia\/Shanghai\u5c06\u65f6\u533a\u8bbe\u7f6e\u4e3a\u4e0a\u6d77\uff0c\u518d\u6b21\u4f7f\u7528\u547d\u4ee4timedatectl\uff0c\u5373\u4f1a\u663e\u793a\u5317\u4eac\u65f6\u95f4\uff1a
\nroot@host:~# timedatectl
\nLocal time: Tue 2026-08-11 17:50:11 CST
\nUniversal time: Tue 2026-08-11 09:50:11 UTC
\nRTC time: Tue 2026-08-11 09:50:11
\nTime zone: Asia\/Shanghai (CST, +0800)
\nSystem clock synchronized: yes
\nNTP service: active
\nRTC in local TZ: no
\n\u5df2\u7ecf\u663e\u793a\u4e0a\u6d77\u65f6\u533a\uff0c2026-08-11 17:50:11\u4e3a\u5317\u4eac\u65f6\u95f4\u3002<\/p>\n
\u4f7f\u7528date\u547d\u4ee4\u67e5\u770b\u65f6\u95f4\uff1a
\nroot@host:~# date
\nTue Aug 11 05:51:52 PM CST 2026<\/p>\n
\u4f7f\u7528\u547d\u4ee4timedatectl show-timesync –all\u67e5\u770b\u5f53\u524d\u65f6\u95f4\u540c\u6b65\u670d\u52a1\u5668\uff1a
\nroot@host:~# timedatectl show-timesync –all
\nLinkNTPServers=
\nSystemNTPServers=10.10.10.3
\nFallbackNTPServers=ntp.ubuntu.com
\nServerName=10.10.10.3
\nServerAddress=10.10.10.3
\nRootDistanceMaxUSec=5s
\nPollIntervalMinUSec=32s
\nPollIntervalMaxUSec=34min 8s
\nPollIntervalUSec=2min 8s
\n\u65f6\u95f4\u663e\u793a\u6b63\u5e38\uff0c\u914d\u7f6e\u5b8c\u6210\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u73b0\u6709\u4e00\u53f0ubuntu22.04\u670d\u52a1\u5668\uff0c\u9700\u8981\u914d\u7f6e\u65f6\u95f4\u670d\u52a1\u3002 \u9996\u5148\u901a\u8fc7timedatectl\u67e5\u770b\u65f6\u95f4\u53ca\u65f6\u95f4\u540c\u6b65\u670d\u52a1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[183,601,658,657,292,659],"class_list":["post-24970","post","type-post","status-publish","format-standard","hentry","category-operating-system","tag-linux-2","tag-ntp","tag-timedatectl","tag-timesync","tag-ubuntu","tag-659"],"_links":{"self":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts\/24970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=24970"}],"version-history":[{"count":2,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts\/24970\/revisions"}],"predecessor-version":[{"id":24972,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=\/wp\/v2\/posts\/24970\/revisions\/24972"}],"wp:attachment":[{"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wxcn.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}