{"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\/sl\/blog\/news\/criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","title":{"rendered":"Izdaja CRIU 4.3, sistema za shranjevanje in obnavljanje stanja procesov v Linuxu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po 11 mesecih razvoja je objavljen izvod orodja CRIU 4.3 (Checkpoint and Restore In Userspace), ki je namenjeno shranjevanju in obnavljanju procesov v uporabni\u0161kem prostoru. Orodje omogo\u010da shranitev stanja enega ali skupine procesov, nato pa ponovno nadaljevanje dela s shranjene pozicije, tudi po ponovnem zagonu sistema ali na drugem stre\u017eniku brez prekinitev \u017ee vzpostavljenih omre\u017enih povezav. Koda projekta je napisana v jeziku C in se distribuira pod licenco GPLv2. CRIU se uporablja v sistemih za upravljanje kontejnerjev, kot so OpenVZ, LXC\/LXD in Docker. Potrebne za delovanje CRIU spremembe so vklju\u010dene v glavno sestavo jedra Linux.<\/p>\n<p>Med podro\u010dji uporabe tehnologije CRIU izstopa omogo\u010danje ponovnega zagona OS brez prekinitve neprekinjenega izvajanja dolgoro\u010dnih procesov, Live-migracija izoliranih kontejnerjev, pospe\u0161evanje zagona po\u010dasnih procesov (za\u010deti je mo\u010d delo s stanjem, shranjenim po inicializaciji), izvajanje posodobitev jedra brez ponovnega zagona storitev, ob\u010dasno shranjevanje stanja dolgoro\u010dnih ra\u010dunalni\u0161kih nalog za ponovno nadaljevanje dela v primeru nenadnih zaklju\u010dkov, uravnote\u017eenje obremenitve na vozli\u0161\u010dih v klasterjih, podvajanje procesov na drugo napravo (fork na oddaljeni sistem), ustvarjanje posnetkov uporabni\u0161kih aplikacij med delovanjem za njihovo analizo na drugem sistemu ali v primeru, da bi bilo potrebno preklicati nadaljnje dejanja v programu. <\/p>\n<p>U novom izdanju:<\/p>\n<ul>\n<li class=\"l\"> Izvedena je mo\u017enost stiskanja blokov in strani pomnilnika z uporabo algoritma LZ4 in ve\u010dnitno razpakiranje.\n<li class=\"l\"> Pove\u010dana je zmogljivost zaradi vklju\u010ditve asinhronega vhodno\/izhodnega (AIO) pri obnavljanju strani VMA (Virtual Memory Area), nove metode ustavljanja nalog brez uporabe strojnih to\u010dk ustavljanja in paralelno obnovo memfd in anonimne deljene pomnilnika.\n<li class=\"l\"> Dodana je podpora za raz\u0161iritev ARM64 GCS (Guarded Control Stack), ki zagotavlja strojno za\u0161\u010dito naslovov za vrnitev iz funkcij. Po prenosu nadzora na funkcijo, procesor ne shranjuje naslovov vrnitev samo v obi\u010dajni sklad, temve\u010d tudi v lo\u010den sen\u010dni sklad, ki ga ni mogo\u010de neposredno spremeniti. Pred izhodom iz funkcije se naslov vrnitve pridobi iz sen\u010dnega sklada in preveri z naslovom vrnitve iz glavnega sklada.\n<li class=\"l\"> Dodan je backend za shranjevanje stanja API gonilnika NVIDIA CUDA.\n<li class=\"l\"> Zagotovljeno je obnovitev mapiranja GPU.\n<li class=\"l\"> Za gonilnik amdgpu je bilo izvedeno shranjevanje in obnovitev stanja medpomnilnikov podsystema DRM (Direct Rendering Manager) in datote\u010dnih descriptorjev DMA-BUF.\n<li class=\"l\"> Dodane so ukaze za stiskanje in razpakiranje slik pomnilnika v offline na\u010dinu.\n<li class=\"l\"> Dodana je podpora za shranjevanje in obnovitev informacij o dodelitvi identifikatorjev UID omre\u017enim vti\u010dnicam.\n<li class=\"l\"> Dodana je mo\u017enost &#171;&#8212;image-io-mode&#187; za zapis in branje slik spomina v na\u010dinu O_DIRECT (obvoz strani\u010dnega predpomnilnika).\n<\/ul>\n<p>Izvor: <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 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