{"id":2641,"date":"2017-08-29T15:39:10","date_gmt":"2017-08-29T13:39:10","guid":{"rendered":"http:\/\/lestfrexgn.cluster020.hosting.ovh.net\/?p=2641"},"modified":"2017-08-29T15:39:10","modified_gmt":"2017-08-29T13:39:10","slug":"wsus-cpu-tres-eleve-apres-la-cu-daout","status":"publish","type":"post","link":"https:\/\/les2t.fr\/en_us\/wsus-cpu-tres-eleve-apres-la-cu-daout\/","title":{"rendered":"WSUS \u2013 CPU tr\u00e8s \u00e9lev\u00e9 apr\u00e8s la CU d&rsquo;ao\u00fbt."},"content":{"rendered":"<p><a href=\"https:\/\/les2t.fr\/wp-content\/uploads\/2017\/02\/BANSCCM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2434\" src=\"https:\/\/les2t.fr\/wp-content\/uploads\/2017\/02\/BANSCCM.png\" alt=\"\" width=\"800\" height=\"250\" srcset=\"https:\/\/les2t.fr\/wp-content\/uploads\/2017\/02\/BANSCCM.png 800w, https:\/\/les2t.fr\/wp-content\/uploads\/2017\/02\/BANSCCM-480x150.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">La CU du mois d\u2019ao\u00fbt pour Windows 10 1607 introduit un probl\u00e8me d&rsquo;effacement de l&rsquo;historique de mises \u00e0 jour. Mais, il existe un bug bien plus grave pour les entreprises :<br \/>\n[MS] : Les serveurs WSUS afficheront un CPU, une m\u00e9moire et une utilisation r\u00e9seau accrues lorsque les clients Windows Update effectuent leur premier scan apr\u00e8s l&rsquo;installation de KB4034658.<\/p>\n<p><!--more--><\/p>\n<p style=\"text-align: justify;\">Mais, le probl\u00e8me est plus important que cela :<\/p>\n<ul>\n<li style=\"text-align: justify;\">CPU sur votre serveur WSUS &#8211; CPU 70-100% \u00e0 cause de w3wp.exe (WsusPool)<\/li>\n<li style=\"text-align: justify;\">M\u00e9moire importante pour le processus w3wp.exe h\u00e9bergeant le WsusPool &#8211; certains ont signal\u00e9 une d&rsquo;utilisation de la m\u00e9moire\u00a0 d\u00e9passant 24 Go<\/li>\n<li style=\"text-align: justify;\">Recyclage constant du W3wp.exe h\u00e9bergeant le WsusPool (identifiable par le changement PID)<\/li>\n<li style=\"text-align: justify;\">Les clients ne parviennent pas \u00e0 faire leurs scans avec des erreurs 8024401c (timeout) dans WindowsUpdate.log<\/li>\n<li style=\"text-align: justify;\">Et plus de 500 erreurs pour les requ\u00eates \/ClientWebService\/Client.asmx dans les journaux IIS<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Pour Microsoft le probl\u00e8me tourne autour de la grande quantit\u00e9 de m\u00e9tadonn\u00e9es de mise \u00e0 jour que Windows 10 1607 a accumul\u00e9es au fil du temps et que, \u00e9ventuellement, cela affectera aussi les versions plus r\u00e9centes de Windows 10.<\/p>\n<p style=\"text-align: justify;\">Microsoft proposait jusqu\u2019\u00e0 maintenant des conseils pour la r\u00e9gler temporairement le probl\u00e8me sur la partie IIS du serveur WSUS mais depuis hier des Hotfix sont enfin disponibles en fonction de votre OS :<\/p>\n<ul>\n<li>Windows Server 2016 <a href=\"https:\/\/support.microsoft.com\/help\/4039396\">(KB4039396)<\/a><\/li>\n<li>Windows Server 2012 R2 <a href=\"https:\/\/support.microsoft.com\/help\/4039871\">(KB4039871)<\/a><\/li>\n<li>Windows Server 2012 \u00a0<a href=\"https:\/\/support.microsoft.com\/help\/4039873\">(KB4039873)<\/a><\/li>\n<li>WSUS 3.0 SP2 <a href=\"https:\/\/support.microsoft.com\/help\/4039929\">(KB4039929)<\/a><\/li>\n<\/ul>\n<p>Lire l&rsquo;annonce : <a href=\"https:\/\/blogs.technet.microsoft.com\/configurationmgr\/2017\/08\/18\/high-cpuhigh-memory-in-wsus-following-update-tuesdays\/\">ICI<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>La CU du mois d\u2019ao\u00fbt pour Windows 10 1607 introduit un probl\u00e8me d&rsquo;effacement de l&rsquo;historique de mises \u00e0 jour. Mais, il existe un bug bien plus grave pour les entreprises : [MS] : Les serveurs WSUS afficheront un CPU, une m\u00e9moire et une utilisation r\u00e9seau accrues lorsque les clients Windows Update effectuent leur premier scan [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[198,47,228],"tags":[113,36,27,24,114,22,160,25,26,48,168,229],"class_list":["post-2641","post","type-post","status-publish","format-standard","hentry","category-sccm","category-windows-10","category-wsus","tag-configmgr","tag-microsoft","tag-mises-a-jour","tag-patch","tag-sccm","tag-system-center-configuration-manager","tag-truc-et-astuces","tag-tuesday","tag-update-2","tag-windows","tag-windows-10","tag-wsus"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>WSUS \u2013 CPU tr\u00e8s \u00e9lev\u00e9 apr\u00e8s la CU d&#039;ao\u00fbt. - Les2T<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/les2t.fr\/en_us\/wsus-cpu-tres-eleve-apres-la-cu-daout\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WSUS \u2013 CPU tr\u00e8s \u00e9lev\u00e9 apr\u00e8s la CU d&#039;ao\u00fbt. - Les2T\" \/>\n<meta property=\"og:description\" content=\"La CU du mois d\u2019ao\u00fbt pour Windows 10 1607 introduit un probl\u00e8me d&rsquo;effacement de l&rsquo;historique de mises \u00e0 jour. 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