{"id":108061,"date":"2023-04-25T00:48:19","date_gmt":"2023-04-24T22:48:19","guid":{"rendered":"https:\/\/prohoster.info\/?p=108061"},"modified":"2023-04-25T08:22:37","modified_gmt":"2023-04-25T06:22:37","slug":"vypusk-criu-3-18-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-criu-3-18-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Utg\u00e5van av CRIU 3.18, ett system f\u00f6r att spara och \u00e5terst\u00e4lla tillst\u00e5ndet f\u00f6r processer i Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Utg\u00e5van av CRIU 3.18 (Checkpoint and Restore In Userspace) har publicerats, vilket \u00e4r ett verktyg avsett f\u00f6r att spara och \u00e5terst\u00e4lla processer i anv\u00e4ndarutrymmet. Verktyget g\u00f6r det m\u00f6jligt att spara tillst\u00e5ndet f\u00f6r en eller flera processer och sedan \u00e5teruppta arbetet fr\u00e5n det sparade l\u00e4get, \u00e4ven efter omstart av systemet eller p\u00e5 en annan server utan att avbryta redan etablerade n\u00e4tverksanslutningar. Projektkoden distribueras under GPLv2-licensen.    <\/p>\n<p>Anv\u00e4ndningsomr\u00e5dena f\u00f6r CRIU-teknologin inkluderar att s\u00e4kerst\u00e4lla omstart av operativsystemet utan att st\u00f6ra kontinuiteten i l\u00e5ngvariga processer, live-migration av isolerade containrar, acceleration av starttider f\u00f6r l\u00e5ngsamma processer (det g\u00e5r att starta med sparat tillst\u00e5nd efter initialisering), genomf\u00f6rande av k\u00e4rnuppdateringar utan att starta om tj\u00e4nster, periodisk sparande av tillst\u00e5nd f\u00f6r l\u00e5ngvariga ber\u00e4kningsuppgifter f\u00f6r att \u00e5teruppta arbetet vid krasch, belastningsbalansering p\u00e5 noder i kluster, duplicering av processer p\u00e5 en annan maskin (fork till en fj\u00e4rrsystem), skapa snapshots av anv\u00e4ndarapplikationer under k\u00f6rning f\u00f6r analys p\u00e5 ett annat system eller om det skulle beh\u00f6vas att \u00e5terkalla ytterligare \u00e5tg\u00e4rder i programmet. CRIU anv\u00e4nds i containerhanteringssystem s\u00e5som OpenVZ, LXC\/LXD och Docker. N\u00f6dv\u00e4ndiga \u00e4ndringar f\u00f6r att CRIU ska fungera har inkluderats i k\u00e4rnan i Linux.      <\/p>\n<p>I den nya utg\u00e5van:  <\/p>\n<ul>\n<li class=\"l\"> M\u00f6jligheten att anv\u00e4nda CRIU utan root-r\u00e4ttigheter har tillhandah\u00e5llits.\n<li class=\"l\"> St\u00f6d f\u00f6r signalen SIGTSTP (interaktivt avbrottssignal som, till skillnad fr\u00e5n SIGSTOP, kan hanteras och ignoreras) har lagts till.\n<li class=\"l\"> En parameter har lagts till &#171;&#8212;skip-file-rwx-check&#187; f\u00f6r att hoppa \u00f6ver filbeh\u00f6righetskontrollen (r\/w\/x) vid \u00e5terst\u00e4llning.\n<li class=\"l\"> St\u00f6d f\u00f6r IP_PKTINFO och IPV6_RECVPKTINFO-alternativen har lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r h\u00e5rdvaru-brytpunkter har implementerats f\u00f6r ARM-plattformar.\n<li class=\"l\"> Optimering av \u00e5terst\u00e4llningspunkter f\u00f6r kraftigt sparsamma ghost-filer (&#8212;ghost-fiemap) har lagts till.    <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59024\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\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 3.18 (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 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 [&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-108061","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\" 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