{"id":1610,"date":"2020-05-13T11:20:37","date_gmt":"2020-05-13T02:20:37","guid":{"rendered":"https:\/\/knowhow.hirohiro716.com\/?p=1610"},"modified":"2022-05-03T13:48:58","modified_gmt":"2022-05-03T04:48:58","slug":"thinkpad-x395%e3%81%aeubuntu%e3%81%8c%e6%94%be%e9%9b%bb%e7%8a%b6%e6%85%8b%e3%81%a7%e8%b5%b7%e5%8b%95%e3%81%99%e3%82%8b%e3%81%a8%e3%83%95%e3%83%aa%e3%83%bc%e3%82%ba%e3%81%99%e3%82%8b%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/weblog.hirohiro716.com\/?p=1610","title":{"rendered":"Thinkpad X395\u306eUbuntu\u304c\u653e\u96fb\u72b6\u614b\u3067\u8d77\u52d5\u3059\u308b\u3068\u30d5\u30ea\u30fc\u30ba\u3059\u308b\u554f\u984c"},"content":{"rendered":"<h4>\u74b0\u5883<\/h4>\n<pre class=\"brush: plain; gutter: false; title: ; notranslate\" title=\"\">\r\n\u30fb OS: Ubuntu 20.04\r\n\u30fb \u30ab\u30fc\u30cd\u30eb\u30d0\u30fc\u30b8\u30e7\u30f3: 5.4.0-29-generic\r\n\u30fb \u30d7\u30ed\u30bb\u30c3\u30b5: 8 \u00d7 AMD Ryzen 5 PRO 3500U w\/ Radeon Vega Mobile Gfx\r\n\u30fb \u30e1\u30e2\u30ea: 13.6 GiB of RAM\r\n<\/pre>\n<h4>\u5bfe\u7b56<\/h4>\n<p>\n\u3069\u3046\u3084\u3089Ryzen\u306eIOMMU\u95a2\u9023\u304c\u539f\u56e0\u306e\u3088\u3046\u3067\u3001\u30ab\u30fc\u30cd\u30eb\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306biommu=soft\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002iommu=off\u3060\u3068\u4f55\u3089\u304b\u306eIOMMU\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u30c7\u30d0\u30a4\u30b9\u304c\u52d5\u304b\u306a\u3044\u3089\u3057\u3044\u3002\n<\/p>\n<pre class=\"brush: plain; title: \/etc\/default\/grub; notranslate\" title=\"\/etc\/default\/grub\">\r\n\u2026\r\nGRUB_CMDLINE_LINUX_DEFAULT=&quot;quiet splash iommu=soft&quot;\r\n\u2026\r\n<\/pre>\n<p style=\"margin-top:2em;\">\n\/boot\/grub\/grub.cfg\u3092\u66f4\u65b0\u3059\u308b\u3002\n<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\n# update-grub\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u74b0\u5883 \u30fb OS: Ubuntu 20.04 \u30fb \u30ab\u30fc\u30cd\u30eb\u30d0\u30fc\u30b8\u30e7\u30f3: 5.4.0-29-generic \u30fb \u30d7\u30ed\u30bb\u30c3\u30b5: 8 \u00d7 AMD Ryzen 5 PRO 3500U w\/ Radeon Vega Mobile G [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-1610","post","type-post","status-publish","format-standard","hentry","category-ubuntu"],"views":2449,"_links":{"self":[{"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/posts\/1610","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1610"}],"version-history":[{"count":10,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/posts\/1610\/revisions"}],"predecessor-version":[{"id":2122,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=\/wp\/v2\/posts\/1610\/revisions\/2122"}],"wp:attachment":[{"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/weblog.hirohiro716.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}