{"id":6559,"date":"2022-12-10T18:42:28","date_gmt":"2022-12-10T09:42:28","guid":{"rendered":"https:\/\/lab4ict.com\/system\/?p=6559"},"modified":"2024-02-06T07:19:24","modified_gmt":"2024-02-05T22:19:24","slug":"ubuntu-desktop-22-04%e3%81%ae%e6%99%82%e5%88%bb%e5%90%8c%e6%9c%9f%e3%81%ae%e8%a8%ad%e5%ae%9a%e3%82%92%e7%a2%ba%e8%aa%8d%e3%81%99%e3%82%8b%ef%bc%81","status":"publish","type":"post","link":"https:\/\/lab4ict.com\/system\/archives\/6559","title":{"rendered":"Ubuntu Desktop 22.04\u306e\u6642\u523b\u540c\u671f\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b\uff01"},"content":{"rendered":"<p>Ubuntu Desktop 22.04\u306e\u6642\u523b\u540c\u671f\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<h2>systemd-timesyncd.service\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>systemd-timesyncd.service\u304c\u8d77\u52d5\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ systemctl status systemd-timesyncd.service\r\n\u25cf systemd-timesyncd.service - Network Time Synchronization\r\n     Loaded: loaded (\/lib\/systemd\/system\/systemd-timesyncd.service; enabled; vendor preset: enabled)\r\n     Active: active (running) since Sat 2022-12-10 14:39:12 JST; 3h 33min ago\r\n       Docs: man:systemd-timesyncd.service(8)\r\n   Main PID: 646 (systemd-timesyn)\r\n     Status: &quot;Initial synchronization to time server 185.125.190.56:123 (ntp.ubuntu.com).&quot;\r\n      Tasks: 2 (limit: 18976)\r\n     Memory: 1.5M\r\n        CPU: 101ms\r\n     CGroup: \/system.slice\/systemd-timesyncd.service\r\n             \u2514\u2500646 \/lib\/systemd\/systemd-timesyncd\r\n\r\nDec 10 14:39:11 dpc011p1 systemd&#x5B;1]: Starting Network Time Synchronization...\r\nDec 10 14:39:12 dpc011p1 systemd&#x5B;1]: Started Network Time Synchronization.\r\nDec 10 14:39:39 dpc011p1 systemd-timesyncd&#x5B;646]: Initial synchronization to time server 185.125.190.56:123 (ntp.ubuntu.com).\r\n<\/pre>\n<h2>\u6642\u523b\u540c\u671f\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>\u6642\u523b\u540c\u671f\u5148\u3092\u5909\u66f4\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u3053\u3061\u3089\u306e\u30d5\u30a1\u30a4\u30eb\u306eNTP\u306e\u8a2d\u5b9a\u3092\u6709\u52b9\u5316\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ cat \/etc\/systemd\/timesyncd.conf\r\n#  This file is part of systemd.\r\n#\r\n#  systemd is free software; you can redistribute it and\/or modify it under the\r\n#  terms of the GNU Lesser General Public License as published by the Free\r\n#  Software Foundation; either version 2.1 of the License, or (at your option)\r\n#  any later version.\r\n#\r\n# Entries in this file show the compile time defaults. Local configuration\r\n# should be created by either modifying this file, or by creating &quot;drop-ins&quot; in\r\n# the timesyncd.conf.d\/ subdirectory. The latter is generally recommended.\r\n# Defaults can be restored by simply deleting this file and all drop-ins.\r\n#\r\n# See timesyncd.conf(5) for details.\r\n\r\n&#x5B;Time]\r\n#NTP=\r\n#FallbackNTP=ntp.ubuntu.com\r\n#RootDistanceMaxSec=5\r\n#PollIntervalMinSec=32\r\n#PollIntervalMaxSec=2048\r\n<\/pre>\n<p>\u5b9f\u969b\u306b\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u8a2d\u5b9a\u306f\u3001\u4ee5\u4e0b\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ timedatectl show-timesync --all\r\nLinkNTPServers=\r\nSystemNTPServers=\r\nFallbackNTPServers=ntp.ubuntu.com\r\nServerName=ntp.ubuntu.com\r\nServerAddress=185.125.190.56\r\nRootDistanceMaxUSec=5s\r\nPollIntervalMinUSec=32s\r\nPollIntervalMaxUSec=34min 8s\r\nPollIntervalUSec=34min 8s\r\nNTPMessage={ Leap=0, Version=4, Mode=4, Stratum=2, Precision=-25, RootDelay=1.083ms, RootDispersion=289us, Reference=A71C1419, OriginateTimestamp=Sat 2022-12-10 18:04:00 JST, ReceiveTimestamp=Sat 2022-12-10 18:04:00 JST, TransmitTimestamp=Sat 2022-12-10 18:04:00 JST, DestinationTimestamp=Sat 2022-12-10 18:04:00 JST, Ignored=no PacketCount=12, Jitter=7.272ms }\r\nFrequency=-208823\r\n<\/pre>\n<h2>\u6642\u523b\u540c\u671f\u306e\u72b6\u6cc1\uff08\u6982\u8981\uff09\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>timesyncd\u306b\u3088\u308a\u3001\u6642\u523b\u540c\u671f\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ timedatectl \r\n               Local time: Sat 2022-12-10 18:34:50 JST\r\n           Universal time: Sat 2022-12-10 09:34:50 UTC\r\n                 RTC time: Sat 2022-12-10 09:34:50\r\n                Time zone: Asia\/Tokyo (JST, +0900)\r\nSystem clock synchronized: yes\r\n              NTP service: active\r\n          RTC in local TZ: no\r\n<\/pre>\n<h2>\u6642\u523b\u540c\u671f\u306e\u72b6\u6cc1\uff08\u8a73\u7d30\uff09\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>\u6642\u523b\u540c\u671f\u306e\u72b6\u6cc1\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ timedatectl timesync-status\r\n       Server: 185.125.190.56 (ntp.ubuntu.com)\r\nPoll interval: 34min 8s (min: 32s; max 34min 8s)\r\n         Leap: normal\r\n      Version: 4\r\n      Stratum: 2\r\n    Reference: A71C1419\r\n    Precision: 1us (-25)\r\nRoot distance: 755us (max: 5s)\r\n       Offset: -7.019ms\r\n        Delay: 251.298ms\r\n       Jitter: 7.110ms\r\n Packet count: 13\r\n    Frequency: -4.900ppm\r\n<\/pre>\n<h2>\u304a\u308f\u308a\u306b<\/h2>\n<p>Ubuntu Desktop 22.04\u3067\u306f\u3001\u30c7\u30b9\u30af\u30c8\u30c3\u30d7OS\u3068\u3057\u3066\u306e\u7528\u9014\u3092\u60f3\u5b9a\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u4ed6\u306e\u6a5f\u5668\u304b\u3089\u6642\u523b\u540c\u671f\u306e\u305f\u3081\u306b\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u3053\u3068\u306f\u306a\u3044\u3068\u60f3\u5b9a\u3057\u3001systemd-timesyncd.service\u3068\u3044\u3046\u6642\u523b\u540c\u671f\u3092\u884c\u3046\u30b5\u30fc\u30d3\u30b9\u3092\u4f7f\u7528\u3057\u3066\u6642\u523b\u540c\u671f\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u6642\u523b\u540c\u671f\u306e\u30b5\u30fc\u30d0\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3057\u305f\u3044\u5834\u5408\u306f\u3001chrony\u3092\u5225\u9014\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\n<div class=\"sc_getpost\"><a class=\"clearfix\" href=\"https:\/\/lab4ict.com\/system\/archives\/11140\" ><div class=\"sc_getpost_thumb post-box-thumbnail__wrap\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODdhAQABAPAAAN3d3QAAACwAAAAAAQABAAACAkQBADs=\" width=\"150\" height=\"150\" alt=\"\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Ubuntu Desktop 22.04\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01\" loading=\"lazy\" data-src=\"https:\/\/lab4ict.com\/system\/wp-content\/uploads\/2022\/04\/fi_ubuntu_01-150x150.png\" class=\"lazyload\"><\/div><div class=\"title\">\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Ubuntu Desktop 22.04\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01<\/div><div class=\"substr\">Ubuntu Desktop 22.04 LTS\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306e\u8a18\u4e8b\u4e00\u89a7\u3092\u63b2\u8f09\u3057\u307e\u3059\u3002...<\/div><\/a><\/div>\n<h2>\u95a2\u9023\u66f8\u7c4d\uff08Amazon\uff09<\/h2>\n<p><a href=\"https:\/\/amzn.to\/3vqrEPc\" rel=\"noopener\" target=\"_blank\"><img decoding=\"async\" class=\"paapi5-pa-product-image-source\" src=\"https:\/\/m.media-amazon.com\/images\/I\/51p2j7BlgUL._SL160_.jpg\" alt=\"N\/A\"><\/a><\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ubuntu Desktop 22.04\u306e\u6642\u523b\u540c\u671f\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":5284,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[237],"tags":[51,274,488,978],"class_list":["post-6559","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ubuntu-desktop-2204","tag-ubuntu","tag-ubuntu-desktop","tag-ubuntu-desktop-22-04","tag-978"],"_links":{"self":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/6559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/comments?post=6559"}],"version-history":[{"count":4,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/6559\/revisions"}],"predecessor-version":[{"id":15900,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/6559\/revisions\/15900"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media\/5284"}],"wp:attachment":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media?parent=6559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/categories?post=6559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/tags?post=6559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}