{"id":1068,"date":"2020-04-24T15:04:09","date_gmt":"2020-04-24T06:04:09","guid":{"rendered":"https:\/\/www.kwonline.org\/memo2\/?p=1068"},"modified":"2020-10-27T13:38:45","modified_gmt":"2020-10-27T04:38:45","slug":"create-ubuntu-20_04-lts-install-usb","status":"publish","type":"post","link":"https:\/\/www.kwonline.org\/memo2\/2020\/04\/24\/create-ubuntu-20_04-lts-install-usb\/","title":{"rendered":"Ubuntu 20.04 LTS \u30a4\u30f3\u30b9\u30c8\u30fc\u30ebUSB\u3092\u4f5c\u308b"},"content":{"rendered":"<p>\u3084\u3063\u305f\u4e8b\u3092\u30e1\u30e2<\/p>\n<h2>\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u3092\u5165\u624b<\/h2>\n<p>\u307e\u305a\u306f Ubuntu 20.04 LTS Desktop \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u3092torrent\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3002<\/p>\n<p><a href=\"https:\/\/ubuntu.com\/download\/alternative-downloads\" rel=\"noopener noreferrer\" target=\"_blank\">Alternative downloads | Ubuntu<\/a><\/p>\n<p><!--more--><\/p>\n<h2>USB\u30e1\u30e2\u30ea\u3092\u7528\u610f<\/h2>\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebUSB\u3092\u7528\u610f\u3059\u308b\u3002<br \/>\n\u4ee5\u524d Ubuntu19.10 \u306e\u6642\u306b\u4f7f\u3063\u305f8GB\u306eUSB\u30e1\u30e2\u30ea\u3092fdisk\u3067\u30ad\u30ec\u30a4\u306b\u3059\u308b\u3002<\/p>\n<p>\u307e\u305a\u306fUSB\u3092\u3064\u306a\u3044\u3067lsblk\u3067\u78ba\u8a8d\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n$ lsblk\r\n#\u4e2d\u7565\r\nsda           8:0    1   7.5G  0 disk \r\n\u251c\u2500sda1        8:1    1   2.3G  0 part \r\n\u251c\u2500sda2        8:2    1   3.9M  0 part \r\n\u2514\u2500sda3        8:3    1   5.2G  0 part \r\n<\/pre>\n<p>\u305d\u308c\u304b\u3089fdisk\u3067\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u524a\u9664<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nsudo fdisk \/dev\/sda\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): p\r\n\u30c7\u30a3\u30b9\u30af \/dev\/sda: 7.48 GiB, 8022654976 \u30d0\u30a4\u30c8, 15669248 \u30bb\u30af\u30bf\r\nDisk model: USB Flash Disk  \r\n\u5358\u4f4d: \u30bb\u30af\u30bf (1 * 512 = 512 \u30d0\u30a4\u30c8)\r\n\u30bb\u30af\u30bf\u30b5\u30a4\u30ba (\u8ad6\u7406 \/ \u7269\u7406): 512 \u30d0\u30a4\u30c8 \/ 512 \u30d0\u30a4\u30c8\r\nI\/O \u30b5\u30a4\u30ba (\u6700\u5c0f \/ \u63a8\u5968): 512 \u30d0\u30a4\u30c8 \/ 512 \u30d0\u30a4\u30c8\r\n\u30c7\u30a3\u30b9\u30af\u30e9\u30d9\u30eb\u306e\u30bf\u30a4\u30d7: dos\r\n\u30c7\u30a3\u30b9\u30af\u8b58\u5225\u5b50: 0x3da82654\r\n\r\n\u30c7\u30d0\u30a4\u30b9   \u8d77\u52d5 \u958b\u59cb\u4f4d\u7f6e \u6700\u5f8c\u304b\u3089   \u30bb\u30af\u30bf \u30b5\u30a4\u30ba Id \u30bf\u30a4\u30d7\r\n\/dev\/sda1  *           0  4844927  4844928   2.3G  0 \u7a7a\r\n\/dev\/sda2           7240    15175     7936   3.9M ef EFI (FAT-12\/16\/32)\r\n\/dev\/sda3        4845568 15669247 10823680   5.2G 83 Linux\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): d\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1-3, \u65e2\u5b9a\u5024 3): 3\r\n\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 3 \u3092\u524a\u9664\u3057\u307e\u3057\u305f\u3002\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): d\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1,2, \u65e2\u5b9a\u5024 2): 2\r\n\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 2 \u3092\u524a\u9664\u3057\u307e\u3057\u305f\u3002\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): d\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 1 \u3092\u9078\u629e\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 1 \u3092\u524a\u9664\u3057\u307e\u3057\u305f\u3002\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): n\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30bf\u30a4\u30d7\r\n   p   \u57fa\u672c\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 (0 \u30d7\u30e9\u30a4\u30de\u30ea, 0 \u62e1\u5f35, 4 \u7a7a\u304d)\r\n   e   \u62e1\u5f35\u9818\u57df (\u8ad6\u7406\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c\u5165\u308a\u307e\u3059)\r\n\u9078\u629e (\u65e2\u5b9a\u5024 p): p\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1-4, \u65e2\u5b9a\u5024 1): 1\r\n\u6700\u521d\u306e\u30bb\u30af\u30bf (2048-15669247, \u65e2\u5b9a\u5024 2048): \r\nLast sector, +\/-sectors or +\/-size{K,M,G,T,P} (2048-15669247, \u65e2\u5b9a\u5024 15669247): \r\n\r\n\u65b0\u3057\u3044\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 1 \u3092\u30bf\u30a4\u30d7 Linux\u3001\u30b5\u30a4\u30ba 7.5 GiB \u3067\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\r\n\r\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): w\r\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u304c\u5909\u66f4\u3055\u308c\u307e\u3057\u305f\u3002\r\nioctl() \u3092\u547c\u3073\u51fa\u3057\u3066\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u307e\u3059\u3002\r\n\u30c7\u30a3\u30b9\u30af\u3092\u540c\u671f\u3057\u3066\u3044\u307e\u3059\u3002\r\n<\/pre>\n<p>USB\u30c7\u30a3\u30b9\u30af\u3092\u4e00\u65e6ext4\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3057\u3068\u304f\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nsudo mkfs -t ext4 \/dev\/sda1\r\n<\/pre>\n<h2>\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u3092USB\u306b\u30b3\u30d4\u30fc<\/h2>\n<p>dd\u30b3\u30de\u30f3\u30c9\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u305d\u306e\u307e\u307eUSB\u306b\u30b3\u30d4\u30fc\u3059\u308b<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nsudo dd if=ubuntu-20.04-desktop-amd64.iso of=\/dev\/sda bs=1024k\r\n<\/pre>\n<p>\u3053\u308c\u3067\u5b8c\u6210\u3002<br \/>\n\u3042\u3068\u306fUSB\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308c\u3070OK\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3084\u3063\u305f\u4e8b\u3092\u30e1\u30e2 \u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u3092\u5165\u624b \u307e\u305a\u306f Ubuntu 20.04 LTS Desktop \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30ebISO\u3092torrent\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3002 Alternative downloads | Ubuntu<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-1068","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1068","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/comments?post=1068"}],"version-history":[{"count":2,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1068\/revisions"}],"predecessor-version":[{"id":1390,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1068\/revisions\/1390"}],"wp:attachment":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/media?parent=1068"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/categories?post=1068"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/tags?post=1068"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}