{"id":1408,"date":"2019-10-22T09:57:41","date_gmt":"2019-10-22T00:57:41","guid":{"rendered":"https:\/\/lab4ict.com\/system\/?p=1408"},"modified":"2023-09-22T06:56:40","modified_gmt":"2023-09-21T21:56:40","slug":"ubuntu%e3%81%a7grub%e3%81%ab%e3%82%88%e3%82%8bos%e3%81%ae%e8%b5%b7%e5%8b%95%e9%a0%86%e5%ba%8f%e3%82%92%e5%a4%89%e6%9b%b4%e3%81%99%e3%82%8b%ef%bc%81","status":"publish","type":"post","link":"https:\/\/lab4ict.com\/system\/archives\/1408","title":{"rendered":"Ubuntu Desktop\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3059\u308b\uff01\uff08GRUB2\uff09"},"content":{"rendered":"<p>Ubuntu\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d6\u30fc\u30c8\u30ed\u30fc\u30c0\u306eGRUB\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u3066\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<h2>\u4f7f\u7528\u3057\u305f\u74b0\u5883\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<ul>\n<li>Ubuntu 18.04 LTS Desktop (18.04.3)<\/li>\n<\/ul>\n<h2>\u8d77\u52d5\u3059\u308bOS\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u3001\u8d77\u52d5\u3057\u305f\u3044OS\u304c\u4f55\u756a\u76ee\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ awk -F\\' '$1==&quot;menuentry &quot;||$1==&quot;submenu &quot; {print $2}' \/boot\/grub\/grub.cfg\r\nUbuntu\r\nAdvanced options for Ubuntu\r\nUbuntu 18.04.5 LTS (18.04) (on \/dev\/sda2)\r\nAdvanced options for Ubuntu 18.04.5 LTS (18.04) (on \/dev\/sda2)\r\nUbuntu 20.04.1 LTS (20.04) (on \/dev\/sdc1)\r\nAdvanced options for Ubuntu 20.04.1 LTS (20.04) (on \/dev\/sdc1)\r\n<\/pre>\n<h2>\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3059\u308b\uff01<\/h2>\n<p>\u8d77\u52d5\u3059\u308bOS\u306e\u5909\u66f4\u65b9\u6cd5\u306b\u306f\u3001\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u65b9\u6cd5\u3068\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u5909\u66f4\u306b\u3088\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>grub-set-default\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308a\u5909\u66f4\u3059\u308b\uff01<\/h3>\n<p>grub-set-default\u30b3\u30de\u30f3\u30c9\u306e\u5f15\u6570\u306b\u3001\u8d77\u52d5\u3059\u308bOS\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u9806\u756a\u3092\u6307\u5b9a\u3057\u307e\u3059\u304c\u3001\u6700\u521d\u306e\u30e1\u30cb\u30e5\u30fc\u756a\u53f7\u306f\u300c0\u300d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ sudo grub-set-default 4\r\n<\/pre>\n<h3>\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u4fee\u6b63\u306b\u3088\u308a\u5909\u66f4\u3059\u308b\uff01<\/h3>\n<p>\/etc\/default\/grub\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3057\u307e\u3059\u3002\u8d77\u52d5\u3059\u308bOS\u306fGRUB_DEFAULT\u3067\u6307\u5b9a\u3057\u307e\u3059\u3002OS\u9078\u629e\u753b\u9762\u306e\u8868\u793a\u6642\u9593\u7b49\u3001\u8d77\u52d5\u6642\u306e\u305d\u306e\u4ed6\u306e\u8a2d\u5b9a\u3082\u3053\u3053\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ sudo vi \/etc\/default\/grub\r\n...\r\nGRUB_DEFAULT=4\r\n#GRUB_TIMEOUT_STYLE=hidden\r\nGRUB_TIMEOUT=5\r\nGRUB_DISTRIBUTOR=`lsb_release -i -s 2&gt; \/dev\/null || echo Debian`\r\nGRUB_CMDLINE_LINUX_DEFAULT=&quot;quiet splash&quot;\r\nGRUB_CMDLINE_LINUX=&quot;&quot;\r\n...\r\n<\/pre>\n<p>GRUB_TIMEOUT\u306e\u8a2d\u5b9a\u304c\u52b9\u304b\u306a\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\nGRUB_RECORDFAIL_TIMEOUT=5\r\n<\/pre>\n<p>update-grub\u30b3\u30de\u30f3\u30c9\u3067\u8a2d\u5b9a\u3092\u53cd\u6620\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ sudo update-grub\r\n<\/pre>\n<h2>\u6b21\u56de\u306e\u307f\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3059\u308b\uff01<\/h2>\n<p>\u6b21\u56de\u306e\u307f\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u306f\u3001grub-reboot\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u306e\u304c\u4fbf\u5229\u3067\u3059\u3002\u30b3\u30de\u30f3\u30c9\u306e\u5f15\u6570\u306b\u3001\u8d77\u52d5\u3059\u308bOS\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u9806\u756a\u22121\u306e\u5024\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1]; title: ; notranslate\" title=\"\">\r\n$ sudo grub-reboot 4\r\n<\/pre>\n<h2>\u304a\u308f\u308a\u306b<\/h2>\n<p>\u30d6\u30fc\u30c8\u30ed\u30fc\u30c0\u304cGRUB\u306e\u5834\u5408\u306b\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\u3059\u308b\u65b9\u6cd5\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\n<div class=\"sc_getpost\"><a class=\"clearfix\" href=\"https:\/\/lab4ict.com\/system\/archives\/11447\" ><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\u306b\u5171\u901a\u3059\u308b\u6a5f\u80fd\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\u306b\u5171\u901a\u3059\u308b\u6a5f\u80fd\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01<\/div><div class=\"substr\">Ubuntu\u306b\u5171\u901a\u3059\u308b\u6a5f\u80fd\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306e\u8a18\u4e8b\u4e00\u89a7\u3092\u63b2\u8f09\u307e\u3059\u3002...<\/div><\/a><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ubuntu\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d6\u30fc\u30c8\u30ed\u30fc\u30c0\u306eGRUB\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u3066\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8d77\u52d5\u3059\u308bOS\u3092\u5909\u66f4\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":[236],"tags":[424,593,51,274,583,557],"class_list":["post-1408","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ubuntu-topics","tag-grub","tag-os","tag-ubuntu","tag-ubuntu-desktop","tag-583","tag-557"],"_links":{"self":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/1408","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=1408"}],"version-history":[{"count":6,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/1408\/revisions"}],"predecessor-version":[{"id":15214,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/1408\/revisions\/15214"}],"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=1408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/categories?post=1408"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/tags?post=1408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}