{"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\/hr\/blog\/news\/criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","title":{"rendered":"Objavljen je CRIU 4.3, sustav za pohranu i obnavljanje stanja procesa u Linuxu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Nakon 11 mjeseci razvoja objavljena je verzija alata CRIU 4.3 (Checkpoint and Restore In Userspace), koja je namijenjena za spremanje i obnavljanje procesa u korisni\u010dkom prostoru. Alat omogu\u0107ava spremanje stanja jednog ili vi\u0161e procesa, a zatim nastavak rada s spremljenog mjesta, uklju\u010duju\u0107i nakon ponovnog pokretanja sustava ili na drugom poslu\u017eitelju bez prekida ve\u0107 uspostavljenih mre\u017enih veza. K\u00f4d projekta napisan je na jeziku C i distribuira se pod GPLv2 licencom. CRIU se koristi u sustavima upravljanja kontejnerima kao \u0161to su OpenVZ, LXC\/LXD i Docker. Potrebne izmjene za rad CRIU uklju\u010dene su u glavni sastav jezgre Linuxa.<\/p>\n<p>Me\u0111u podru\u010djima primjene tehnologije CRIU isti\u010de se omogu\u0107avanje ponovnog pokretanja OS-a bez ometanja kontinuiteta izvr\u0161avanja dugotrajnih procesa, Live-migracija izoliranih kontejnera, ubrzanje pokretanja sporih procesa (mo\u017eete zapo\u010deti rad sa stanjem spremljenim nakon inicijalizacije), provo\u0111enje a\u017euriranja jezgre bez ponovnog pokretanja usluga, povremeno spremanje stanja dugotrajnih ra\u010dunalnih zadataka za nastavak rada u slu\u010daju katastrofalnog zavr\u0161etka, uravnote\u017eenje optere\u0107enja na \u010dvorovima u klasterima, dupliciranje procesa na drugu ma\u0161inu (fork na udaljeni sustav), stvaranje snimaka korisni\u010dkih aplikacija tijekom rada za njihovu analizu na drugom sustavu ili za slu\u010daj da se zatreba poni\u0161titi daljnje radnje u programu. <\/p>\n<p>U novom izdanju:<\/p>\n<ul>\n<li class=\"l\"> Implementirana je mogu\u0107nost kompresije blokova i stranica memorije uz kori\u0161tenje LZ4 algoritma te vi\u0161estruko istovremeno raspakiranje.\n<li class=\"l\"> Pove\u0107ana je u\u010dinkovitost zahvaljuju\u0107i kori\u0161tenju asinkronog ulaza\/izlaza (AIO) prilikom obnavljanja stranica VMA (Virtual Memory Area), novom metodu za zaustavljanje zadataka bez kori\u0161tenja hardverskih to\u010daka zaustavljanja i paralelizacijom obnavljanja memfd i anonimne zajedni\u010dke memorije.\n<li class=\"l\"> Dodana je podr\u0161ka za ARM64 GCS (Guarded Control Stack) pro\u0161irenje, koje pru\u017ea hardversku za\u0161titu adresa povratka iz funkcija. Nakon prijenosa kontrole funkciji, adrese povratka pohranjuje procesor ne samo u uobi\u010dajenom stogu, ve\u0107 i u zasebnom sjenovitom stogu koji se ne mo\u017ee izravno izmijeniti. Prije izlaska iz funkcije, adresa povratka se izvla\u010di iz sjenovitog stoga i uspore\u0111uje s adresom povratka iz glavnog stoga.\n<li class=\"l\"> Dodana je backend podr\u0161ka za pohranu stanja API drajvera NVIDIA CUDA.\n<li class=\"l\"> Osigurano je obnavljanje mapiranja GPU-a.\n<li class=\"l\"> Za amdgpu drajver implementirano je pohranjivanje i obnavljanje stanja DRM (Direct Rendering Manager) pod-sustava i datote\u010dnih deskriptora DMA-BUF.\n<li class=\"l\"> Dodani su nalozi za kompresiju i dekompresiju slika memorije u offline na\u010dinu.\n<li class=\"l\"> Dodana je podr\u0161ka za pohranjivanje i obnavljanje informacija o vezivanju UID identifikatora uz mre\u017ene sokete.\n<li class=\"l\"> Dodana je opcija &#171;&#8212;image-io-mode&#187; za zapis i \u010ditanje slika memorijskih stranica u O_DIRECT modu (zaobi\u0107i stranicu predmemorije).\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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\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f.","og:url":"https:\/\/prohoster.info\/hr\/blog\/news\/criu-4-3-released-a-system-for-saving-and-restoring-process-state-in-linux","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-10-21T15:40:28+00:00","article:modified_time":"2026-10-21T15:40:33+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/comments?post=183922"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183922\/revisions"}],"predecessor-version":[{"id":183923,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183922\/revisions\/183923"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/media?parent=183922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/categories?post=183922"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/tags?post=183922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}