{"id":2985,"date":"2019-04-28T01:39:47","date_gmt":"2019-04-27T23:39:47","guid":{"rendered":"http:\/\/www.anadebreuil.org\/blog\/?p=2985"},"modified":"2020-02-18T19:18:37","modified_gmt":"2020-02-18T18:18:37","slug":"creando-una-volumen-logico-de-cache-en-lvm-en-fedora","status":"publish","type":"post","link":"https:\/\/www.anadebreuil.org\/blog\/?p=2985","title":{"rendered":"Creando una volumen l\u00f3gico de cach\u00e9 en LVM en Fedora"},"content":{"rendered":"\n<p><\/p><p>Se quiere configurar un PC en Linux dotado de dos dispositivos de disco: uno r\u00e1pido y peque\u00f1o (SSD\/Optane) y otro m\u00e1s lento y grande (HDD). Para esta explicaci\u00f3n supondremos que:<\/p>\n<ul>\n<li>Existe un disco duro de 1TB en \/dev\/sda y se desea que sea el disco principal.<\/li>\n<li>Existe una disco de 16GB en \/dev\/nvme0n1 que se quiere usar como cach\u00e9.<\/li>\n<\/ul>\n<!--more-->\n\n\n\n<p>Comenzamos creando las particiones b\u00e1sicas para el sistema, que estar\u00e1n en el disco duro. Se crean las particiones:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Partici\u00f3n EFI: \/dev\/sda1: Partici\u00f3n EFI de 200MiB \u2192 \/boot\/efi<\/li><li>Partici\u00f3n de arranque: \/dev\/sda2: ext4 de 1GiB \u2192 \/boot<\/li><li>Partici\u00f3n de swap: \/dev\/sda3: swap de 8 GiB.<\/li><li>Partici\u00f3n root: \/dev\/sda4 con el resto del disco, aproximadamente 922GiB.<\/li><li>Partici\u00f3n de cach\u00e9: \/dev\/nvme0n1p1 con la totalidad del disco, 14,9GiB.<\/li><\/ul>\n\n\n\n<p>Los pasos son los siguientes:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># pvcreate \/dev\/sda4\n# pvcreate \/dev\/nvme0n1p1\n# vgcreate FEDVG \/dev\/sda4 \/dev\/nvme0n1p1\n# lvcreate -l100%PVS -n lv FEDVG \/dev\/sda4\n# lvcreate -L 13G -n lv_cache FEDVG \/dev\/nvme0n1p1\n# lvcreate -l 98%PVS -n lv_meta FEDVG \/dev\/nvme0n1p1\n# lvconvert --type cache-pool --poolmetadata FEDVG\/lv_meta FEDVG\/lv_cache\n# lvconvert --type cache --cachepool FEDVG\/lv_cache FEDVG\/lv<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Se quiere configurar un PC en Linux dotado de dos dispositivos de disco: uno r\u00e1pido y peque\u00f1o (SSD\/Optane) y otro m\u00e1s lento y grande (HDD). Para esta explicaci\u00f3n supondremos que: Existe un disco&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68],"tags":[10,106],"class_list":["post-2985","post","type-post","status-publish","format-standard","hentry","category-chuletas","tag-fedora","tag-lvm"],"_links":{"self":[{"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2985"}],"version-history":[{"count":12,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2985\/revisions"}],"predecessor-version":[{"id":3009,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2985\/revisions\/3009"}],"wp:attachment":[{"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.anadebreuil.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}