{"id":165,"date":"2011-10-31T08:10:27","date_gmt":"2011-10-31T07:10:27","guid":{"rendered":"http:\/\/blog.lokizone.net\/?p=165"},"modified":"2016-06-12T11:10:57","modified_gmt":"2016-06-12T09:10:57","slug":"mesures-de-consommations-electriques-%e2%80%93-materiel-informatique","status":"publish","type":"post","link":"https:\/\/blog.lokizone.net\/?p=165","title":{"rendered":"Mesures de consommations \u00e9lectriques \u2013 Mat\u00e9riel informatique"},"content":{"rendered":"<ul>\n<li>Intro: <a title=\"Mesures de consommations \u00e9lectriques \u2013 Introduction\" href=\"https:\/\/blog.lokizone.net\/?p=122\">Mesures de consommations \u00e9lectriques &#8211; Introduction<\/a><\/li>\n<li>Pr\u00e9c\u00e9dent: <a title=\"Mesures de consommations \u00e9lectriques \u2013 Appareils \u00e9lectrom\u00e9nagers\" href=\"https:\/\/blog.lokizone.net\/?p=160\" rel=\"bookmark\">Mesures de consommations \u00e9lectriques \u2013 Appareils \u00e9lectrom\u00e9nagers<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Pour mes b\u00e9canes, les mesures dans le temps m\u2019ont permis de suivre l\u2019\u00e9volution de la conso en fonction de l\u2019utilisation.<\/p>\n<p><!--more--><\/p>\n<h2>Media Center<\/h2>\n<p>On peut observer l&rsquo;\u00e9volution de la consommation lors de la lecture video 1080p avec et sans d\u00e9codage via acc\u00e9l\u00e9ration mat\u00e9rielle (Nvidia vdpau) sous Ubuntu Linux Maverick avec vlc et xbmc.<\/p>\n<div id=\"attachment_196\" style=\"width: 778px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-2.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-196\" class=\"size-full wp-image-196    \" title=\"HWC-2\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-2.png\" alt=\"\" width=\"768\" height=\"374\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-2.png 1845w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-2-300x146.png 300w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-2-1024x499.png 1024w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><p id=\"caption-attachment-196\" class=\"wp-caption-text\">Media Center power consumption<\/p><\/div>\n<h2>Desktop<\/h2>\n<p>Sur le desktop aussi, j&rsquo;ai effectu\u00e9 des tests de lecture video 1080p, ainsi que les diff\u00e9rents mode de veille et m\u00eame un Windows avec Civilization V.<\/p>\n<div id=\"attachment_208\" style=\"width: 760px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-3.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-208\" class=\"size-full wp-image-208   \" title=\"HWC-3\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-3.png\" alt=\"\" width=\"750\" height=\"225\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-3.png 2975w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-3-300x90.png 300w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-3-1024x307.png 1024w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><p id=\"caption-attachment-208\" class=\"wp-caption-text\">Desktop power consumption<\/p><\/div>\n<p>Note: le retour automatique des calculs BOINC fausse +\/- les donn\u00e9es sur le derniers tiers des mesures (ils utilisent uniquement le CPU et avec un niceness de 19 et laissent la place \u00e0 tout autre besoin du CPU)<\/p>\n<h2>Serveur de Sauvegarde<\/h2>\n<p>Tests avec BOINC et une sauvegarde avec BackupPC<\/p>\n<div id=\"attachment_213\" style=\"width: 726px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-4.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-213\" class=\"size-full wp-image-213  \" title=\"HWC-4\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-4.png\" alt=\"\" width=\"716\" height=\"318\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-4.png 1325w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-4-300x133.png 300w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-4-1024x455.png 1024w\" sizes=\"auto, (max-width: 716px) 100vw, 716px\" \/><\/a><p id=\"caption-attachment-213\" class=\"wp-caption-text\">Backup server power consumption<\/p><\/div>\n<h2>Serveur de fichier<\/h2>\n<div id=\"attachment_224\" style=\"width: 735px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-5.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-224\" class=\"size-full wp-image-224 \" title=\"HWC-5\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-5.png\" alt=\"\" width=\"725\" height=\"353\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-5.png 1035w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-5-300x146.png 300w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-5-1024x498.png 1024w\" sizes=\"auto, (max-width: 725px) 100vw, 725px\" \/><\/a><p id=\"caption-attachment-224\" class=\"wp-caption-text\">File server power consumption<\/p><\/div>\n<h2>P\u00e9riph\u00e9riques d&rsquo;affichage<\/h2>\n<p>J&rsquo;ai mesur\u00e9 la consommation de 2 \u00e9crans tr\u00e8s diff\u00e9rents: 1 vieux CRT (\u00e0 tubes cathodiques) et un\u00a0 1 LED r\u00e9cent, ainsi qu&rsquo;un vid\u00e9oprojecteur.<\/p>\n<p>Seule la consommation du CRT \u00e9volue r\u00e9ellement dans le temps:<\/p>\n<div id=\"attachment_230\" style=\"width: 746px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-8.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-230\" class=\"size-full wp-image-230 \" title=\"HWC-8\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-8.png\" alt=\"\" width=\"736\" height=\"366\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-8.png 920w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-8-300x149.png 300w\" sizes=\"auto, (max-width: 736px) 100vw, 736px\" \/><\/a><p id=\"caption-attachment-230\" class=\"wp-caption-text\">CRT screen power consumption<\/p><\/div>\n<p>Et voici le comparatif:<\/p>\n<div id=\"attachment_231\" style=\"width: 501px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-9.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-231\" class=\"size-full wp-image-231\" title=\"HWC-9\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-9.png\" alt=\"\" width=\"491\" height=\"343\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-9.png 491w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-9-300x209.png 300w\" sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/a><p id=\"caption-attachment-231\" class=\"wp-caption-text\">Video device power consumption<\/p><\/div>\n<p>La consommation double du CRT au LCD ! Et un vid\u00e9oproj&rsquo;, \u00e7a pompe s\u00e9v\u00e8re!<\/p>\n<h2>Comparaisons de la consommation des b\u00e9canes<\/h2>\n<div id=\"attachment_194\" style=\"width: 770px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-1.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-194\" class=\"size-full wp-image-194 \" title=\"HWC-1\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-1.png\" alt=\"\" width=\"760\" height=\"408\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-1.png 1085w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-1-300x161.png 300w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-1-1024x550.png 1024w\" sizes=\"auto, (max-width: 760px) 100vw, 760px\" \/><\/a><p id=\"caption-attachment-194\" class=\"wp-caption-text\">Computers - Energy comsumption comparison<\/p><\/div>\n<h3>Hardware<\/h3>\n<p>Il est clair que le CPU joue un r\u00f4le important dans la conso d&rsquo;une b\u00e9cane ! Le serveur de Backup, avec un CPU ancienne g\u00e9n\u00e9ration (AMD Athlon 64 3500+) consomme beaucoup trop par rapport aux b\u00e9canes \u00e9quip\u00e9es de processeurs plus r\u00e9cents (Intel Pentium E5300\/E540)<\/p>\n<p>Le serveur sous processeur &lsquo;low consumption&rsquo; (Intel Atom D510) est impressionnant de sagesse ! m\u00eame compar\u00e9 au laptop (Intel Core 2 T5200)<\/p>\n<p>Dans le cas du Desktop, son processeur quad r\u00e9cent (Intel Core i5 2500) consomme certainement beaucoup, mais sa carte graphique (Nvidia GTS 450) joue certainement aussi, d&rsquo;autant qu&rsquo;elle poss\u00e8de une alimentation suppl\u00e9mentaire \u00e0 celle de la carte m\u00e8re.<\/p>\n<p>Le serveur de fichier consomme pas mal non plus. Il faut aussi savoir qu&rsquo;il embarque une carte RAID mat\u00e9riel avec ~7 disques durs.<\/p>\n<h3>Software<\/h3>\n<p>Sur le desktop la consommation (sans activit\u00e9 particuli\u00e8re) de Microsoft Windows 7 est sup\u00e9rieure de plus de 30% \u00e0 celle d&rsquo;Ubuntu Linux Maverick ! Je ne m&rsquo;attendais pas \u00e0 un tel \u00e9cart.<\/p>\n<p>Note: N&rsquo;ayant fait mes mesures que sur un seul Windows, ne prenez pas \u00e7a comme une g\u00e9n\u00e9ralit\u00e9 ;)<\/p>\n<p>C&rsquo;est dingue de voir le jus que peut tirer une carte graphique avec un jeu sous Microsoft Windows: jouer \u00e0 Civilization V double la consommation et passe \u00e0 plus de 200W !!!<\/p>\n<h3>Consommation sans activit\u00e9<\/h3>\n<div id=\"attachment_201\" style=\"width: 752px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-7.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-201\" class=\"size-full wp-image-201 \" title=\"HWC-7\" src=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-7.png\" alt=\"\" width=\"742\" height=\"435\" srcset=\"https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-7.png 824w, https:\/\/blog.lokizone.net\/wp-content\/uploads\/2011\/10\/HWC-7-300x175.png 300w\" sizes=\"auto, (max-width: 742px) 100vw, 742px\" \/><\/a><p id=\"caption-attachment-201\" class=\"wp-caption-text\">Computers power consumption with &#39;no&#39; activity<\/p><\/div>\n<p><strong><em>Et la consommation lorsque la b\u00e9cane est \u00e9teinte (mais sans arr\u00eat de l&rsquo;alimentation) ?<\/em><\/strong><\/p>\n<p>Et bien encore une fois, il semble que le &lsquo;vieux&rsquo; processeur du serveur de Backup fasse des siennes (8Watts)&#8230; Sans le prendre en compte, la consommation moyenne est de 1Watts.<\/p>\n<p><strong><em>Et les syt\u00e8mes de veille (Suspend to ram) ou d&rsquo;hibernation (Suspend to disk) ?<\/em><\/strong><\/p>\n<p>L&rsquo;hibernation consomme un tout petit peu plus que b\u00e9cane &lsquo;\u00e9teinte&rsquo;. Par contre, la veille semble pouvoir consommer beaucoup. Avec 4,6Watts, la consommation du desktop n&rsquo;est pas n\u00e9gligeable, contrairement au laptop (1,8Watts).<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Intro: Mesures de consommations \u00e9lectriques &#8211; Introduction Pr\u00e9c\u00e9dent: Mesures de consommations \u00e9lectriques \u2013 Appareils \u00e9lectrom\u00e9nagers &nbsp; Pour mes b\u00e9canes, les mesures dans le temps m\u2019ont permis de suivre l\u2019\u00e9volution de la conso en fonction de l\u2019utilisation.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,38,37,11,9,40,39,28],"class_list":["post-165","post","type-post","status-publish","format-standard","hentry","category-non-classe","tag-calcul-partage","tag-civilization","tag-cpu","tag-hardware","tag-linux","tag-vdpau","tag-windows","tag-xbmc"],"_links":{"self":[{"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/posts\/165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=165"}],"version-history":[{"count":54,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/posts\/165\/revisions"}],"predecessor-version":[{"id":334,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=\/wp\/v2\/posts\/165\/revisions\/334"}],"wp:attachment":[{"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.lokizone.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}