{"id":183922,"date":"2026-10-21T17:40:28","date_gmt":"2026-10-21T15:40:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/vypusk-criu-4-3-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux"},"modified":"2026-10-21T17:40:33","modified_gmt":"2026-10-21T15:40:33","slug":"criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","title":{"rendered":"Utgivelse av CRIU 4.3, systemet for \u00e5 lagre og gjenopprette prosessstatus i Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Etter 11 m\u00e5neders utvikling er verkt\u00f8ysettet CRIU 4.3 (Checkpoint and Restore In Userspace) publisert, og det er designet for \u00e5 lagre og gjenopprette prosesser i brukeromr\u00e5det. Verkt\u00f8ysettet lar deg lagre statusen til en eller flere prosesser, for deretter \u00e5 gjenoppta arbeidet fra den lagrede posisjonen, inkludert etter systemomstart eller p\u00e5 en annen server uten \u00e5 avbryte allerede etablerte nettverkstilkoblinger. Koden til prosjektet er skrevet i C og distribueres under GPLv2-lisensen. CRIU brukes i containerstyringssystemer som OpenVZ, LXC\/LXD og Docker. N\u00f8dvendige endringer for \u00e5 bruke CRIU er inkludert i hovedkjernen til Linux.<\/p>\n<p>Som bruksomr\u00e5der for CRIU-teknologien nevnes muligheten for omstart av operativsystemet uten \u00e5 underbrekke kontinuiteten av langvarige prosesser, live-migrering av isolerte containere, akselerering av oppstart av langsomme prosesser (kan starte med en tilstand lagret etter initialisering), oppdatering av kjernen uten \u00e5 starte tjenestene p\u00e5 nytt, periodisk lagring av status for langvarige beregningsoppgaver for \u00e5 gjenoppta arbeidet i tilfelle av brudd, lastbalansering p\u00e5 noder i klynger, duplisering av prosesser til en annen maskin (fork til et eksternt system), og opprettelse av snapshots av brukerprogrammer under drift for analyse p\u00e5 et annet system eller i tilfelle det er behov for \u00e5 tilbakestille videre handlinger i programmet. <\/p>\n<p>I den nye utgaven:<\/p>\n<ul>\n<li class=\"l\"> Muligheten for komprimering av blokker og minnesider ved hjelp av LZ4-algoritmen og flertr\u00e5det dekomprimering er implementert.\n<li class=\"l\"> Ytelsen er forbedret takket v\u00e6re bruk av asynkron inn- og utdata (AIO) under gjenoppretting av VMA-sider (Virtual Memory Area), en ny metode for \u00e5 stoppe oppgaver uten bruk av maskinvarepunkt for stopp, samt parallellisering av gjenoppretting av memfd og anonym delt minne.\n<li class=\"l\"> St\u00f8tte for ARM64 GCS (Guarded Control Stack) er lagt til, noe som gir maskinvarebeskyttelse av returadresser fra funksjoner. Etter at kontrollen er overf\u00f8rt til en funksjon, lagres returadresser av prosessoren ikke bare i den vanlige stakken, men ogs\u00e5 i en egen skyggestakk som ikke kan endres direkte. F\u00f8r utgang fra funksjonen hentes returadressen fra skyggestakken og sammenlignes med returadressen fra hovedstakken.\n<li class=\"l\"> Backend for lagring av tilstanden til NVIDIA CUDA-driverens API er lagt til.\n<li class=\"l\"> Restaurering av GPU-mapping er sikret.\n<li class=\"l\"> For amdgpu-driveren er lagring og gjenoppretting av tilstanden til DRM (Direct Rendering Manager)-buffersystemet og DMA-BUF filbeskrivelser implementert.\n<li class=\"l\"> Benyttede kommandoer for komprimering og dekomprimering av minnebilder i offline-modus.\n<li class=\"l\"> St\u00f8tte for lagring og gjenoppretting av UID-identifiseringsbindinger til nettverks-sokler er lagt til.\n<li class=\"l\"> Enn ny funksjon &#171;&#8212;image-io-mode&#187; er lagt til for skriving og lesing av minnesidebilder i O_DIRECT-modus (omg\u00e5 sidens cache).\n<\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66509\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 11 \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 4.3 (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":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183922","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 11 \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 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utvikling er utgivelsen av CRIU 4.3 (Checkpoint and Restore In Userspace) publisert, som er n\u00f8dvendig for \u00e5 lagre og gjenopprette prosesser i brukerrens rom.","canonical_url":"https:\/\/prohoster.info\/no\/blog\/news\/criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"nn_NO","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\u044b\u043f\u0443\u0441\u043a CRIU 4.3, \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0434\u043b\u044f \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 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