{"id":485,"date":"2011-05-27T12:33:26","date_gmt":"2011-05-27T12:33:26","guid":{"rendered":"http:\/\/esferas.org\/msqlu\/2011\/05\/27\/cambiando-de-versian-i\/"},"modified":"2011-05-27T12:33:26","modified_gmt":"2011-05-27T12:33:26","slug":"cambiando-de-versian-i","status":"publish","type":"post","link":"https:\/\/esferas.org\/msqlu\/2011\/05\/27\/cambiando-de-versian-i\/","title":{"rendered":"Cambiando de versi\u00f3n (I)"},"content":{"rendered":"<div class='__iawmlf-post-loop-links' style='display:none;' data-iawmlf-post-links='[{&quot;id&quot;:1604,&quot;href&quot;:&quot;http:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/index.en.html&quot;,&quot;archived_href&quot;:&quot;&quot;,&quot;redirect_href&quot;:&quot;&quot;,&quot;checks&quot;:[],&quot;broken&quot;:false,&quot;last_checked&quot;:null,&quot;process&quot;:&quot;done&quot;},{&quot;id&quot;:1605,&quot;href&quot;:&quot;http:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-whats-new.en.html&quot;,&quot;archived_href&quot;:&quot;&quot;,&quot;redirect_href&quot;:&quot;https:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-whats-new.en.html&quot;,&quot;checks&quot;:[],&quot;broken&quot;:false,&quot;last_checked&quot;:null,&quot;process&quot;:&quot;done&quot;},{&quot;id&quot;:1606,&quot;href&quot;:&quot;http:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-upgrading.en.html&quot;,&quot;archived_href&quot;:&quot;&quot;,&quot;redirect_href&quot;:&quot;https:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-upgrading.en.html&quot;,&quot;checks&quot;:[],&quot;broken&quot;:false,&quot;last_checked&quot;:null,&quot;process&quot;:&quot;done&quot;},{&quot;id&quot;:1607,&quot;href&quot;:&quot;http:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-information.en.html&quot;,&quot;archived_href&quot;:&quot;&quot;,&quot;redirect_href&quot;:&quot;https:\\\/\\\/www.debian.org\\\/releases\\\/stable\\\/amd64\\\/release-notes\\\/ch-information.en.html&quot;,&quot;checks&quot;:[],&quot;broken&quot;:false,&quot;last_checked&quot;:null,&quot;process&quot;:&quot;done&quot;}]'><\/div>\n<p><img decoding=\"async\" src=\"\/dotclear\/public\/Externos\/180px-Squeezetoyalien.jpg\" alt=\"Squeeze\" style=\"float:left;margin: 0 1em 1em 0\" title=\"Squeeze, Feb 2011\" \/><\/p>\n<p>Esta entrada es un poco especial y se aparta de lo que estoy a\u00f1adiendo a este blog \u00faltimamente. Pretendo que sea el comienzo de una serie para ir narrando el cambio de versi\u00f3n de las m\u00e1quinas de la empresa donde trabajo, todas con <a href=\"\/dotclear\/index.php?tag\/Debian\">Debian<\/a>, desde la versi\u00f3n Lenny a la versi\u00f3n <a href=\"\/dotclear\/index.php?tag\/Squeeze\">Squeeze<\/a>.<\/p>\n<p><!--more--><\/p>\n<h4>Antes de ponerme manos a la obra &#8230;<\/h4>\n<p>&#8230; dir\u00e9 que he realizado este proceso tres veces ya. Dos de ellas han sido cambios de<br \/>\nversi\u00f3n seg\u00fan los c\u00e1nones, y en la tercera tuve que rendirme y resintalar desde<br \/>\nel principio debido a que me empe\u00f1\u00e9 en cambiar de versi\u00f3n primero y de<br \/>\narquitectura despu\u00e9s.<\/p>\n<p>Me percat\u00e9 tarde de que era un procesador de 64 bits que estaba empleando una versi\u00f3n de software de 32 y me convenc\u00ed est\u00fapidamente que era algo sencillo y aconsejable. Y no,  no era sencillo. Aconsejable tal vez, aunque  la ganancia de<br \/>\nrendimiento no sea asombrosa -que algo s\u00ed que mejora- pero ya que empleo una cach\u00e9 de paquetes se trata de no  malgastar espacio en disco y ahorrar ancho de banda al tener todo el conjunto de m\u00e1quinas bajo la misma arquitectura.<\/p>\n<p>En cualquier caso ahora toca cambiar los servidores y pretendo que el proceso est\u00e9 mejor documentado y me ahorre algunas sorpresas desagradables.<\/p>\n<p>Lo primero es encontrar documentaci\u00f3n fiable y para ello recurro al <em>fabricante<\/em> y el documento <a href=\"http:\/\/www.debian.org\/releases\/stable\/amd64\/release-notes\/index.en.html\">Debian Squeeze 6 &#8211; amd64 Release Notes<\/a>, concretamente los siguientes cap\u00edtulos:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.debian.org\/releases\/stable\/amd64\/release-notes\/ch-whats-new.en.html\">2. What&#8217;s new in Debian GNU\/Linux 6.0<\/a><\/li>\n<li><a href=\"http:\/\/www.debian.org\/releases\/stable\/amd64\/release-notes\/ch-upgrading.en.html\">4. Upgrades from Debian 5.0 (lenny)<\/a><\/li>\n<li><a href=\"http:\/\/www.debian.org\/releases\/stable\/amd64\/release-notes\/ch-information.en.html\">5. Issues to be aware of for squeeze<\/a><\/li>\n<\/ul>\n<p>Imprimo los documentos, los grapo y preparo un taco de papeles donde voy apuntando los pasos a realizar y los detalles a tener en cuenta antes actualizar la m\u00e1s peque\u00f1a de las m\u00e1quinas.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esta entrada es un poco especial y se aparta de lo que estoy a\u00f1adiendo a este blog \u00faltimamente. Pretendo que sea el comienzo de una serie para ir narrando el cambio de versi\u00f3n de las m\u00e1quinas de la empresa donde trabajo, todas con Debian, desde la versi\u00f3n Lenny a la versi\u00f3n Squeeze.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","webmentions_disabled_pings":false,"webmentions_disabled":false,"footnotes":""},"categories":[2],"tags":[41,341,208],"class_list":["post-485","post","type-post","status-publish","format-standard","hentry","category-software","tag-debian","tag-squeeze","tag-sysadmin"],"_links":{"self":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts\/485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/comments?post=485"}],"version-history":[{"count":0,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/posts\/485\/revisions"}],"wp:attachment":[{"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/media?parent=485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/categories?post=485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/esferas.org\/msqlu\/wp-json\/wp\/v2\/tags?post=485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}