{"id":123006,"date":"2025-03-26T10:22:54","date_gmt":"2025-03-26T08:22:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-criu-4-1-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux"},"modified":"2025-03-26T10:22:54","modified_gmt":"2025-03-26T08:22:54","slug":"vypusk-criu-4-1-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-criu-4-1-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Utg\u00e5van av CRIU 4.1, ett system f\u00f6r att spara och \u00e5terst\u00e4lla statusen av processer i Linux.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter sex m\u00e5naders utveckling har version 4.1 av verktyget CRIU (Checkpoint and Restore In Userspace) publicerats, vilket \u00e4r avsett f\u00f6r att spara och \u00e5terst\u00e4lla processer i anv\u00e4ndarskiktet. Verktyget m\u00f6jligg\u00f6r att spara tillst\u00e5ndet f\u00f6r en eller flera processer och sedan \u00e5teruppta arbetet fr\u00e5n den sparade punkten, \u00e4ven efter systemomstarter eller p\u00e5 en annan server utan att bryta redan etablerade n\u00e4tverksanslutningar. Projektkoden \u00e4r skriven i C och distribueras under GPLv2-licensen. CRIU anv\u00e4nds i containerhanteringssystem som OpenVZ, LXC\/LXD och Docker. N\u00f6dv\u00e4ndiga \u00e4ndringar f\u00f6r CRIU \u00e4r inkluderade i den prim\u00e4ra k\u00e4llkoden f\u00f6r Linux-k\u00e4rnan.      <\/p>\n<p>Inom till\u00e4mpningsomr\u00e5dena f\u00f6r CRIU-teknologin kan n\u00e4mnas att den m\u00f6jligg\u00f6r omstart av operativsystemet utan att bryta kontinuiteten f\u00f6r l\u00e5ngvarigt k\u00f6rande processer, live-migrering av isolerade containrar, snabbare start av l\u00e5ngsamma processer (man kan b\u00f6rja arbete fr\u00e5n det tillst\u00e5nd som sparades efter initiering), uppgradering av k\u00e4rnan utan att starta om tj\u00e4nster, periodisk lagring av tillst\u00e5ndet f\u00f6r l\u00e5ngvarigt k\u00f6rande ber\u00e4kningsuppgifter f\u00f6r att kunna \u00e5teruppta arbetet vid avbrott, belastningsbalansering p\u00e5 noder i kluster, duplicering av processer till en annan maskin (fork till ett avl\u00e4gset system), skapande av snapshots av anv\u00e4ndarapplikationer under k\u00f6rning f\u00f6r analys p\u00e5 ett annat system eller f\u00f6r att kunna \u00e5ngra framtida \u00e5tg\u00e4rder i programmet.     <\/p>\n<p>I den nya utg\u00e5van:  <\/p>\n<ul>\n<li class=\"l\"> St\u00f6d f\u00f6r arkitekturen RISC-V har lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r PIDFD-mekanismen har lagts till, vilket m\u00f6jligg\u00f6r anv\u00e4ndning av of\u00f6r\u00e4ndrade identifierare kopplade till ursprungsprocesserna (vanlig PID kan tilldelas en annan process efter att den nuvarande processen kopplad till denna PID har avslutats).\n<li class=\"l\"> F\u00f6r ARM64-plattformen har st\u00f6d f\u00f6r ut\u00f6kningar f\u00f6r pekarautentisering (PAC Pointer Authentication Code) implementerats, vilket s\u00e4kerst\u00e4ller verifiering av returadresser med hj\u00e4lp av digitala signaturer som lagras i de oanv\u00e4nda \u00f6vre bitarna av sj\u00e4lva pekaren.\n<li class=\"l\"> M\u00f6jligheterna f\u00f6r att spara och \u00e5terst\u00e4lla tillst\u00e5ndet av applikationer som anv\u00e4nder teknologin NVIDIA CUDA har ut\u00f6kats.\n<li class=\"l\"> M\u00f6jligheten att v\u00e4lja backend f\u00f6r n\u00e4tverksl\u00e5sning under byggsteget har inf\u00f6rts, utan att beh\u00f6va \u00e4ndra koden. Backend kan \u00e4ndras genom att skicka parameter NETWORK_LOCK_DEFAULT till make-verktyget, vilket till\u00e5ter v\u00e4rdena \u201eNETWORK_LOCK_IPTABLES\u201d, \u201eNETWORK_LOCK_NFTABLES\u201d och \u201eNETWORK_LOCK_SKIP\u201d.\n<li class=\"l\"> St\u00f6d f\u00f6r att generera coredump-filer f\u00f6r arkitekturerna Aarch64 och ARM har lagts till.    <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62949\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f CRIU 4.1 (Checkpoint and Restore In Userspace), \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432 \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u0418\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0445\u0440\u0430\u043d\u0438\u0442\u044c \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043e\u0434\u043d\u043e\u0433\u043e \u0438\u043b\u0438 \u0433\u0440\u0443\u043f\u043f\u044b \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432, \u0430 \u0437\u0430\u0442\u0435\u043c \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u0443 \u0441 \u0441\u043e\u0445\u0440\u0430\u043d\u0451\u043d\u043d\u043e\u0439 \u043f\u043e\u0437\u0438\u0446\u0438\u0438, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u043f\u043e\u0441\u043b\u0435 \u043f\u0435\u0440\u0435\u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0438\u043b\u0438 \u043d\u0430 \u0434\u0440\u0443\u0433\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u0431\u0435\u0437 \u0440\u0430\u0437\u0440\u044b\u0432\u0430 \u0443\u0436\u0435 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439. \u041a\u043e\u0434 [&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-123006","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f CRIU 4.1 (Checkpoint and Restore In Userspace), 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