{"id":272852,"date":"2022-09-14T23:51:26","date_gmt":"2022-09-14T21:51:26","guid":{"rendered":"https:\/\/www.borncity.com\/blog\/?p=272852"},"modified":"2022-09-14T23:52:09","modified_gmt":"2022-09-14T21:52:09","slug":"vmware-esxi-retbleed-fixes-verursachen-70-leistungsverlust-in-linux-vms-mit-kernel-5-19","status":"publish","type":"post","link":"https:\/\/borncity.com\/blog\/2022\/09\/14\/vmware-esxi-retbleed-fixes-verursachen-70-leistungsverlust-in-linux-vms-mit-kernel-5-19\/","title":{"rendered":"VMware ESXi: Retbleed-Fixes verursachen 70% Leistungsverlust in Linux-VMs mit Kernel 5.19"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" style=\"float: left; margin: 0px 10px 0px 0px; display: inline\" src=\"https:\/\/borncity.com\/blog\/wp-content\/uploads\/2015\/11\/Linux.jpg\" width=\"64\" align=\"left\" height=\"76\"\/>Im Rahmen von Leistungsregressionstests haben Tester von VMware einen gravierenden Leistungsabfall f\u00fcr Linux-G\u00e4ste festgestellt, wenn diese mit dem Kernel 5.19 in einer virtuellen Maschinen unter VMware ESXi lief und die Retbleed-Fixes installiert waren. Die Einbu\u00dfen betrugen f\u00fcr Computing bis zu 70%, im Netzwerk bis zu 30 % und bei der Speicherbelegung bis zu 13 %. Details finden sich in <a href=\"https:\/\/lkml.iu.edu\/hypermail\/linux\/kernel\/2209.1\/02248.html\" target=\"_blank\" rel=\"noopener\">diesem Post<\/a>. (<a href=\"https:\/\/www.bleepingcomputer.com\/news\/linux\/vmware-70-percent-drop-in-linux-esxi-vm-performance-with-retbleed-fixes\/\" target=\"_blank\" rel=\"noopener\">via<\/a>)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Im Rahmen von Leistungsregressionstests haben Tester von VMware einen gravierenden Leistungsabfall f\u00fcr Linux-G\u00e4ste festgestellt, wenn diese mit dem Kernel 5.19 in einer virtuellen Maschinen unter VMware ESXi lief und die Retbleed-Fixes installiert waren. Die Einbu\u00dfen betrugen f\u00fcr Computing bis zu &hellip; <a href=\"https:\/\/borncity.com\/blog\/2022\/09\/14\/vmware-esxi-retbleed-fixes-verursachen-70-leistungsverlust-in-linux-vms-mit-kernel-5-19\/\">Weiterlesen <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95,14],"tags":[4305,4299],"class_list":["post-272852","post","type-post","status-publish","format-standard","hentry","category-linux","category-virtualisierung","tag-linux","tag-virtualisierung"],"_links":{"self":[{"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/posts\/272852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/comments?post=272852"}],"version-history":[{"count":0,"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/posts\/272852\/revisions"}],"wp:attachment":[{"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/media?parent=272852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/categories?post=272852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/borncity.com\/blog\/wp-json\/wp\/v2\/tags?post=272852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}