{"id":123270,"date":"2025-04-03T03:05:07","date_gmt":"2025-04-03T01:05:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-yadro-linux-6-15-prinyaty-znachitelnye-optimizaczii-setevoj-podsistemy-i-exfat"},"modified":"2025-04-03T03:05:07","modified_gmt":"2025-04-03T01:05:07","slug":"v-yadro-linux-6-15-prinyaty-znachitelnye-optimizaczii-setevoj-podsistemy-i-exfat","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/v-yadro-linux-6-15-prinyaty-znachitelnye-optimizaczii-setevoj-podsistemy-i-exfat","title":{"rendered":"I k\u00e4rnan Linux 6.15 har betydande optimeringar av n\u00e4tverksunderst\u00f6d och exFAT antagits.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>I koden till Linux-k\u00e4rnan, p\u00e5 vilken version 6.15 baseras, har en upps\u00e4ttning \u00e4ndringar med optimeringar antagits som i flera situationer avsev\u00e4rt \u00f6kar prestandan f\u00f6r n\u00e4tverksoperationer:    <\/p>\n<ul>\n<li class=\"l\"> Optimeringen GRO (Generic Receive Offload), som kombinerar flera sm\u00e5 paket till ett stort, anv\u00e4nds nu vid omkoppling av paketbehandling till en annan CPU (f\u00f6r belastningsbalansering) n\u00e4r man anv\u00e4nder XDP-systemet (eXpress Data Path), som m\u00f6jligg\u00f6r behandling av paket p\u00e5 n\u00e4tverksdrivrutinsniv\u00e5 innan de skickas till n\u00e4tverksstacken. Prestandavinsten f\u00f6r behandling av TCP-fl\u00f6den fr\u00e5n till\u00e4mpningen av optimeringen kan n\u00e5 upp till tv\u00e5 g\u00e5nger.\n<li class=\"l\"> Under kraftig belastning har prestandan hos funktionen connect() \u00f6kat med upp till tv\u00e5 g\u00e5nger genom att ers\u00e4tta spin-l\u00e5sningen med RCU-synkroniseringsmekanismen (Read-Copy-Update) vid s\u00f6kning av poster med information om anslutningens parter (k\u00e4ll- och m\u00e5l) och portar. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/lir\/ipv4\/\"   title=\"IP-adresser\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"712\">IP-adresser<\/a> Dessutom har en optimering av hashning genomf\u00f6rts, vilket har gett ytterligare en prestanda\u00f6kning p\u00e5 229%.\n<li class=\"l\"> Implementeringen av MPTCP (Multipath TCP), en utvidgning av TCP-protokollet f\u00f6r att m\u00f6jligg\u00f6ra leverans av paket samtidigt \u00f6ver flera v\u00e4gar genom olika n\u00e4tverksgr\u00e4nssnitt kopplade till olika IP-adresser, har p\u00e5skyndats. MPTCP i l\u00e4get med en str\u00f6m har \u00f6kat med 29%.\n<li class=\"l\"> I netfilter har s\u00f6koperationer f\u00f6r rutter i FIB (Forwarding Information Base) avbrutits n\u00e4r en socket finns. Tack vare denna optimering har prestandan \u00f6kat med 20%.\n<li class=\"l\">  Prestandan f\u00f6r UDP under flud (flood) har \u00f6kat med 10% genom att utesluta on\u00f6diga operationer med strukturen sk_tsflags vid mottagande av paket.        <\/ul>\n<p>Dessutom har en \u00e4ndring antagits f\u00f6r exFAT-filsystemets drivrutin i den under utveckling med k\u00e4rnan Linux 6.15, vilket p\u00e5skyndar processerna f\u00f6r filradering. Tidigare skickade exFAT-drivrutinen separata 'discard'-f\u00f6rfr\u00e5gningar till lagringsenheterna f\u00f6r varje \u00e5terf\u00f6rt kluster av den raderade filen. Den optimerade versionen grupperar f\u00f6rfr\u00e5gningarna, vilket resulterar i att tiden f\u00f6r att radera en testfil p\u00e5 80 GB har minskat fr\u00e5n 286 sekunder till 1,6 sekunder.<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62995\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b \u044f\u0434\u0440\u0430 Linux, \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0432\u044b\u043f\u0443\u0441\u043a 6.15, \u043f\u0440\u0438\u043d\u044f\u0442 \u043d\u0430\u0431\u043e\u0440 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0441 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f\u043c\u0438, \u0432 \u0440\u044f\u0434\u0435 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043f\u043e\u0432\u044b\u0448\u0430\u044e\u0449\u0438\u0445 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439: \u041e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f GRO (Generic Receive Offload), \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u044f\u044e\u0449\u0430\u044f \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043c\u0435\u043b\u043a\u0438\u0445 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0432 \u043e\u0434\u0438\u043d \u0431\u043e\u043b\u044c\u0448\u043e\u0439, \u0442\u0435\u043f\u0435\u0440\u044c \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0430 \u043f\u0440\u0438 \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 \u043d\u0430 \u0434\u0440\u0443\u0433\u043e\u0439 CPU (\u0434\u043b\u044f \u0431\u0430\u043b\u0430\u043d\u0441\u0438\u0440\u043e\u0432\u043a\u0438 \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0438) \u043f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b XDP (eXpress Data [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-123270","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 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n\u00e4tverksoperationer.","canonical_url":"https:\/\/prohoster.info\/sv\/blog\/news\/v-yadro-linux-6-15-prinyaty-znachitelnye-optimizaczii-setevoj-podsistemy-i-exfat","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sv_SE","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412 \u044f\u0434\u0440\u043e Linux 6.15 \u043f\u0440\u0438\u043d\u044f\u0442\u044b \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b 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