{"id":490,"date":"2010-12-08T01:29:18","date_gmt":"2010-12-07T23:29:18","guid":{"rendered":"http:\/\/www.netexpertise.eu\/fr\/?p=490"},"modified":"2021-10-16T07:47:05","modified_gmt":"2021-10-16T06:47:05","slug":"analyse-ecrans-bleus","status":"publish","type":"post","link":"http:\/\/www.netexpertise.eu\/fr\/systeme\/windows\/analyse-ecrans-bleus.html","title":{"rendered":"Analyse des \u00e9crans bleus Windows"},"content":{"rendered":"\n<p>Malgr\u00e9 ce que peuvent en dire certains, les fameux \u00e9crans bleus existent toujours dans la famille des serveurs <a href=\"\/fr\/category\/systeme\/windows\">Windows<\/a>. Suite \u00e0 un crash &#8211; et donc l&rsquo;\u00e9cran bleu &#8211; Windows g\u00e9n\u00e8re un dump de la m\u00e9moire sous C:\/Windows\/Minidump. Le nom de chaque fichier contient la date et l&rsquo;heure, information utile puisqu&rsquo;elle permet de v\u00e9rifier \u00e0 la fois la fr\u00e9quence et les occurrences des crash, m\u00eames ceux qui se sont produits de nuit par exemple. Ces dumps sont aussi utiles pour l&rsquo;analyse de la cause d&rsquo;un \u00e9cran bleu.<br><br><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img src=\"\/images\/blue-screen-analysis.png\" alt=\"Analyse \u00e9cran bleu\"\/><\/figure><\/div>\n\n\n\n<h3><br>Activation des Minidumps des Ecrans Bleus<\/h3>\n\n\n\n<p>Ils sont normalement activ\u00e9s par d\u00e9faut sous Windows mais cela vaut le coup de v\u00e9rifier si vous avez des plantages cr\u00e9ant des \u00e9crans bleus et que C:\/Windows\/Minidump reste vide.<br>&nbsp;<br>A partir du panneau de configuration:<\/p>\n\n\n\n<p>&#8211; Aller dans Syst\u00e8me<br>&#8211; Cliquer sur l&rsquo;onglet \u00ab\u00a0Avanc\u00e9\u00a0\u00bb<br>&#8211; D\u00e9marrage et restauration -&gt; Param\u00e8tres<br>&#8211; Activer \u00ab\u00a0Ecrire les \u00e9v\u00e8nements dans les logs syst\u00e8me\u00a0\u00bb<br>&#8211; D\u00e9sactiver le red\u00e9marrage automatique<br>&#8211; S\u00e9lectionner l&rsquo;information de d\u00e9buggage suivante:<br>   * Small memory dump (64 Kb)<br>   * Small Dump Directory : %SystemRoot%\\Minidump <\/p>\n\n\n\n<p>&nbsp;<br>Fermer toutes les bo\u00eetes de dialogue et red\u00e9marrer l&rsquo;ordinateur.<br>&nbsp;<\/p>\n\n\n\n<h3>Reproduire le Plantage Windows<\/h3>\n\n\n\n<p>Fa\u00eetes les manipulations n\u00e9cessaires pour faire planter la machine \u00e0 nouveau. Si vous ne savez pas reproduire le crash, les dumps des \u00e9crans bleus vont s&rsquo;accumuler dans le r\u00e9pertoire au fil du temps, et vous pourrez les analyser plus tard.<br>&nbsp;<\/p>\n\n\n\n<h3>Installation des outils d&rsquo;analyse<\/h3>\n\n\n\n<p>Le kit \u00ab\u00a0Windows debugging tools\u00a0\u00bb contient tous les outils n\u00e9cessaires \u00e0 l&rsquo;analyse des dumps. Vous pouvez le t\u00e9l\u00e9charger sur le site de <a href=\"https:\/\/docs.microsoft.com\/en-us\/windows-hardware\/drivers\/debugger\/\" target=\"_blank\" rel=\"noreferrer noopener\">Microsoft<\/a>.<br>&nbsp;<\/p>\n\n\n\n<h3>Analyse des Dumps<\/h3>\n\n\n\n<p>Nous allons maintenant extraire des informations des fichiers minidumps. Nous utilisons la commande kd des outils de debug Windows pour l&rsquo;analyse de l&rsquo;\u00e9cran bleu.<br><br>Ouvrir une fen\u00eatre DOS (D\u00e9marrer -&gt; Ex\u00e9cuter -&gt; \u00ab\u00a0cmd\u00a0\u00bb)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"powershell\" class=\"language-powershell\">cd \\program files\\debugging tools\nrem (Ou le chemin choisi lors de l'installation de Windows debugging tools)\nkd -z C:\\WINDOWS\\Minidump\\Mini???????-??.dmp\nkd&gt; .logopen c:\\debuglog.txt\nkd&gt; .sympath srv*c:\\symbols*http:\/\/msdl.microsoft.com\/download\/symbols\nkd&gt; .reload;!analyze -v;r;kv;lmnt;.logclose;q<\/code><\/pre>\n\n\n\n<p>&nbsp;<br>Vous avez maintenant un fichier debuglog.txt dans c:\\, ouvrez-le avec Notepad ou tout autre \u00e9diteur de texte.<br>&nbsp;<\/p>\n\n\n\n<h3>Conclusion<\/h3>\n\n\n\n<p>Vous avez des chances de trouver le nom du programme ou driver causant les crashes dans les sections MODULE_NAME et IMAGE_NAME. L&rsquo;origine des \u00e9crans bleus connue, vous pouvez maintenant y rem\u00e9dier.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Malgr\u00e9 ce que peuvent en dire certains, les fameux \u00e9crans bleus existent toujours dans la famille des serveurs Windows. Suite \u00e0 un crash &#8211; et donc l&rsquo;\u00e9cran bleu &#8211; Windows g\u00e9n\u00e8re un dump de la m\u00e9moire sous C:\/Windows\/Minidump. Le nom de chaque fichier contient la date et l&rsquo;heure, information utile puisqu&rsquo;elle permet de v\u00e9rifier \u00e0 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[66],"tags":[337,411],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Netexpertise - Analyse des \u00e9crans bleus Windows<\/title>\n<meta name=\"description\" content=\"Comment analyser les dumps d&#039;un \u00e9cran bleu Windows avec l&#039;outil de d\u00e9boggage pour Windows kd suite \u00e0 un crash Windows\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.netexpertise.eu\/fr\/systeme\/windows\/analyse-ecrans-bleus.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Netexpertise - 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