{"id":101386,"date":"2021-09-23T22:22:39","date_gmt":"2021-09-23T20:22:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-criu-3-16-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux"},"modified":"2021-09-23T22:22:39","modified_gmt":"2021-09-23T20:22:39","slug":"vypusk-criu-3-16-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-criu-3-16-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Vydanie CRIU 3.16, syst\u00e9mu na ulo\u017eenie a obnovenie stavu procesov v Linuxe","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bolest CRIU 3.16 (Checkpoint and Restore In Userspace) je ur\u010den\u00e1 na uchov\u00e1vanie a obnovovanie procesov v u\u017e\u00edvate\u013eskom priestore. N\u00e1stroj umo\u017e\u0148uje ulo\u017ei\u0165 stav jedn\u00e9ho alebo skupiny procesov a n\u00e1sledne obnovi\u0165 pr\u00e1cu zo zapam\u00e4tanej poz\u00edcie, vr\u00e1tane obnovenia po re\u0161tartovan\u00ed syst\u00e9mu alebo na inom serveri bez preru\u0161enia u\u017e nadviazan\u00fdch sie\u0165ov\u00fdch spojen\u00ed. K\u00f3d projektu je distribuovan\u00fd pod licenciou GPLv2.    <\/p>\n<p>Medzi oblasti pou\u017eitia technol\u00f3gie CRIU patr\u00ed zabezpe\u010denie re\u0161tartu OS bez naru\u0161enia kontinuity vykon\u00e1vania dlhodob\u00fdch procesov, live migr\u00e1cia izolovan\u00fdch kontajnerov, ur\u00fdchlenie sp\u00fa\u0161\u0165ania pomal\u00fdch procesov (je mo\u017en\u00e9 za\u010da\u0165 pr\u00e1cu zo stavu, ulo\u017een\u00e9ho po inicializ\u00e1cii), realiz\u00e1cia aktualiz\u00e1ci\u00ed jadra bez re\u0161tartu slu\u017eieb, pravideln\u00e9 uchov\u00e1vanie stavu dlhodob\u00fdch v\u00fdpo\u010dtov\u00fdch \u00faloh na obnovenie po hav\u00e1rii, za\u0165a\u017eenie vyv\u00e1\u017eenia uzlov v klastroch, duplikovanie procesov na in\u00fd stroj (fork na vzdialen\u00fd syst\u00e9m), vytv\u00e1ranie sn\u00edmok u\u017e\u00edvate\u013esk\u00fdch aplik\u00e1ci\u00ed v priebehu pr\u00e1ce na ich anal\u00fdzu na inom syst\u00e9me alebo pre pr\u00edpad, ak bude potrebn\u00e9 zru\u0161i\u0165 \u010fal\u0161ie akcie v programe. CRIU sa pou\u017e\u00edva v syst\u00e9moch spr\u00e1vy kontajnerov, ako s\u00fa OpenVZ, LXC\/LXD a Docker. Potrebn\u00e9 zmeny na podporu CRIU s\u00fa zahrnut\u00e9 v hlavnom jadre Linux.      <\/p>\n<p>V novom vydan\u00ed:  <\/p>\n<ul>\n<li class=\"l\"> Pridan\u00e1 pr\u00edkazn\u00e1 riadka criu-ns, ktor\u00e1 umo\u017e\u0148uje obnovi\u0165 ulo\u017een\u00fd sn\u00edmok procesu s nov\u00fdm PID a v samostatnom priestore mien pripojenia (mount namespace). Spustenie s in\u00fdm PID m\u00f4\u017ee by\u0165 potrebn\u00e9 napr\u00edklad v pr\u00edpade, \u017ee star\u00fd PID u\u017e je v syst\u00e9me pou\u017e\u00edvan\u00fd.\n<li class=\"l\"> Realizovan\u00e1 mo\u017enos\u0165 uchov\u00e1vania a obnovovania sn\u00edmok stavu vnoren\u00fdch profilov apparmor.\n<li class=\"l\"> Implementovan\u00e1 blok\u00e1cia a odblokovanie sie\u0165ov\u00fdch zdrojov na b\u00e1ze nftables.\n<li class=\"l\"> Pridan\u00e1 podpora obnovovania predt\u00fdm vytvoren\u00fdch zariaden\u00ed veth.\n<li class=\"l\"> Zlep\u0161en\u00e1 podpora obnovovania kontajnerov do existuj\u00facich pod-ov.\n<li class=\"l\"> Pre RPC klientov pridan\u00e1 mo\u017enos\u0165 ur\u010denia op\u00e4tovn\u00e9ho vyu\u017e\u00edvania PID, implementovan\u00e1 pomocou mechanizmu pidfd.\n<li class=\"l\"> Licencia na v\u0161etky proto-s\u00fabory v adres\u00e1ri images\/ bola zmenen\u00e1 na MIT.      <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55858\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\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 3.16 (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 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 [&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-101386","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 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