{"id":148353,"date":"2025-11-14T11:11:55","date_gmt":"2025-11-14T09:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-criu-4-2-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux"},"modified":"2025-11-14T11:11:55","modified_gmt":"2025-11-14T09:11:55","slug":"vypusk-criu-4-2-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-criu-4-2-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Wydanie CRIU 4.2, systemu do zapisywania i przywracania stanu proces\u00f3w w Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po sze\u015bciu miesi\u0105cach prac powsta\u0142a wersja narz\u0119dzia CRIU 4.2 (Checkpoint and Restore In Userspace), kt\u00f3re s\u0142u\u017cy do zachowywania i przywracania proces\u00f3w w przestrzeni u\u017cytkownika. Narz\u0119dzie umo\u017cliwia zapisanie stanu pojedynczego procesu lub grupy proces\u00f3w, a nast\u0119pnie wznowienie ich pracy z zapisanego momentu, w tym po ponownym uruchomieniu systemu lub na innym serwerze, bez przerywania ju\u017c nawi\u0105zanych po\u0142\u0105cze\u0144 sieciowych. Kod projektu napisany jest w j\u0119zyku C i rozpowszechniany na licencji GPLv2. CRIU jest stosowane w systemach zarz\u0105dzania kontenerami, takich jak OpenVZ, LXC\/LXD i Docker. Wymagane zmiany do dzia\u0142ania CRIU zosta\u0142y w\u0142\u0105czone do g\u0142\u00f3wnej wersji j\u0105dra Linux.      <\/p>\n<p>Z obszar\u00f3w zastosowania technologii CRIU mo\u017cna wymieni\u0107 zapewnienie ponownego uruchomienia systemu operacyjnego bez zak\u0142\u00f3cania ci\u0105g\u0142o\u015bci wykonania d\u0142ugoterminowych proces\u00f3w, migracj\u0119 na \u017cywo izolowanych kontener\u00f3w, przyspieszenie uruchamiania wolnych proces\u00f3w (mo\u017cna rozpocz\u0105\u0107 prac\u0119 od stanu zapisanego po inicjalizacji), przeprowadzanie aktualizacji j\u0105dra bez restartu us\u0142ug, okresowe zapisywanie stanu d\u0142ugoterminowych zada\u0144 obliczeniowych w celu wznowienia pracy w przypadku awaryjnego zako\u0144czenia, r\u00f3wnowa\u017cenie obci\u0105\u017cenia w w\u0119z\u0142ach klastr\u00f3w, duplikowanie proces\u00f3w na inny komputer (fork do zdalnego systemu), tworzenie zrzut\u00f3w aplikacji u\u017cytkowych w trakcie pracy w celu ich analizy w innym systemie lub na wypadek, gdyby konieczne by\u0142o anulowanie dalszych dzia\u0142a\u0144 w programie.     <\/p>\n<p>W nowym wydaniu:  <\/p>\n<ul>\n<li class=\"l\"> Wtyczka amdgpu wprowadza mo\u017cliwo\u015b\u0107 r\u00f3wnoleg\u0142ego przywracania stanu proces\u00f3w wykorzystuj\u0105cych GPU.\n<li class=\"l\"> Dodano opcj\u0119 &#171;&#8212;allow-uprobes&#187;, umo\u017cliwiaj\u0105c\u0105 wsp\u00f3\u0142prac\u0119 z procesami, kt\u00f3re wykorzystuj\u0105 vma (Virtual Memory Area) podczas \u015bledzenia proces\u00f3w za pomoc\u0105 mechanizmu uprobe.\n<li class=\"l\"> W bibliotece libcriu dodano mo\u017cliwo\u015b\u0107 okre\u015blenia pliku konfiguracyjnego RPC dla kontener\u00f3w runtime, korzystaj\u0105cych z tej biblioteki, takich jak crun. Na przyk\u0142ad, ta funkcjonalno\u015b\u0107 mo\u017ce by\u0107 przydatna do ustawiania opcji, takich jak &#171;&#8212;tcp-established&#187;, za po\u015brednictwem pliku \/etc\/criu\/runc.conf dla Kubernetes.\n<li class=\"l\"> Rozwi\u0105zano problemy z kompilacj\u0105 na systemach ARM64 z bibliotek\u0105 C musl.\n<li class=\"l\"> Usuni\u0119to przepe\u0142nienie ca\u0142kowitoliczbowe w funkcji pagemap_len().\n<li class=\"l\"> Rozwi\u0105zano problemy z u\u017cywaniem opcji getsockopt SO_PASSCRED i SO_PASSSEC na systemach z j\u0105drem Linux 6.16.        <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64248\">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 4.2 (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-148353","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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 4.2 (Checkpoint and Restore In Userspace), 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Userspace), kt\u00f3re s\u0142u\u017cy do zachowywania i przywracania proces\u00f3w w przestrzeni u\u017cytkownika.","canonical_url":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-criu-4-2-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pl_PL","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 4.2, \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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