{"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\/fr\/blog\/news\/vypusk-criu-4-2-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Publication de CRIU 4.2, un syst\u00e8me pour sauvegarder et restaurer l'\u00e9tat des processus sous Linux.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Apr\u00e8s six mois de d\u00e9veloppement, la version 4.2 de l'outil CRIU (Checkpoint and Restore In Userspace) est publi\u00e9e. Cet outil est destin\u00e9 \u00e0 la sauvegarde et \u00e0 la restauration des processus dans l'espace utilisateur. Il permet de capturer l'\u00e9tat d'un ou plusieurs processus, puis de reprendre le travail \u00e0 partir du point sauvegard\u00e9, y compris apr\u00e8s un red\u00e9marrage du syst\u00e8me ou sur un autre serveur sans interrompre les connexions r\u00e9seau \u00e9tablies. Le code du projet est \u00e9crit en C et est distribu\u00e9 sous la licence GPLv2. CRIU est utilis\u00e9 dans des syst\u00e8mes de gestion de conteneurs tels qu'OpenVZ, LXC\/LXD et Docker. Les modifications n\u00e9cessaires au fonctionnement de CRIU sont incluses dans la base du noyau Linux.      <\/p>\n<p>Les applications de la technologie CRIU comprennent la possibilit\u00e9 de red\u00e9marrer le syst\u00e8me d'exploitation sans interrompre l'ex\u00e9cution de processus longs, la migration \u00e0 chaud de conteneurs isol\u00e9s, l'acc\u00e9l\u00e9ration du d\u00e9marrage de processus lents (il est possible de commencer \u00e0 partir d'un \u00e9tat sauvegard\u00e9 apr\u00e8s l'initialisation), la mise \u00e0 jour du noyau sans red\u00e9marrer les services, la sauvegarde p\u00e9riodique de l'\u00e9tat des t\u00e2ches de calcul prolong\u00e9es pour reprendre le travail en cas d'\u00e9chec, l'\u00e9quilibrage de charge sur les n\u0153uds dans les clusters, la duplication de processus sur une autre machine (fork sur un syst\u00e8me distant), et la cr\u00e9ation de snapshots d'applications utilisateur en cours d'ex\u00e9cution pour analyse sur un autre syst\u00e8me ou en cas d'annulation d'actions ult\u00e9rieures dans le programme.     <\/p>\n<p>Dans cette nouvelle version :  <\/p>\n<ul>\n<li class=\"l\"> Le plugin amdgpu int\u00e8gre la possibilit\u00e9 de parall\u00e9liser la restauration d'\u00e9tat des processus utilisant le GPU.\n<li class=\"l\"> Une option \u00ab\u00a0--allow-uprobes\u00a0\u00bb a \u00e9t\u00e9 ajout\u00e9e, permettant de travailler avec des processus qui utilisent la vma (Virtual Memory Area) lors du tra\u00e7age des processus via le m\u00e9canisme uprobe.\n<li class=\"l\"> La biblioth\u00e8que libcriu a ajout\u00e9 la possibilit\u00e9 de sp\u00e9cifier un fichier de configuration RPC pour les conteneurs runtime utilisant cette biblioth\u00e8que, tels que crun. Par exemple, cette fonctionnalit\u00e9 peut \u00eatre utile pour d\u00e9finir des options telles que \u00ab\u00a0--tcp-established\u00a0\u00bb via le fichier \/etc\/criu\/runc.conf pour Kubernetes.\n<li class=\"l\"> Des probl\u00e8mes de compilation sur des syst\u00e8mes ARM64 avec la biblioth\u00e8que C musl ont \u00e9t\u00e9 r\u00e9solus.\n<li class=\"l\"> Un d\u00e9bordement entier dans la fonction pagemap_len() a \u00e9t\u00e9 corrig\u00e9.\n<li class=\"l\"> Des probl\u00e8mes avec l'utilisation des options getsockopt SO_PASSCRED et SO_PASSSEC sur des syst\u00e8mes avec le noyau Linux 6.16 ont \u00e9t\u00e9 r\u00e9solus.        <\/ul>\n<p>Source : <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 5.0.2 - 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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and Restore In Userspace) a \u00e9t\u00e9 publi\u00e9e, destin\u00e9e \u00e0 la sauvegarde et \u00e0 la restauration des processus dans l'espace utilisateur.","canonical_url":"https:\/\/prohoster.info\/fr\/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":"fr_FR","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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