{"id":111856,"date":"2023-11-30T09:10:22","date_gmt":"2023-11-30T07:10:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-criu-3-19-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux"},"modified":"2023-11-30T09:10:22","modified_gmt":"2023-11-30T07:10:22","slug":"vypusk-criu-3-19-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-criu-3-19-sistemy-dlya-sohraneniya-i-vosstanovleniya-sostoyaniya-proczessov-v-linux","title":{"rendered":"Vyd\u00e1n\u00ed CRIU 3.19, syst\u00e9mu pro ukl\u00e1d\u00e1n\u00ed a obnovu stavu proces\u016f v Linuxu.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byl zve\u0159ejn\u011bn nov\u00fd v\u00fdstup n\u00e1stroje CRIU 3.19 (Checkpoint and Restore In Userspace), ur\u010den\u00e9ho pro ukl\u00e1d\u00e1n\u00ed a obnovu proces\u016f v u\u017eivatelsk\u00e9m prostoru. Tento n\u00e1stroj umo\u017e\u0148uje ulo\u017eit stav jednoho nebo skupiny proces\u016f a pot\u00e9 pokra\u010dovat v pr\u00e1ci ze za\u0161l\u00e9 pozice, a to i po restartu syst\u00e9mu nebo na jin\u00e9m serveru bez p\u0159eru\u0161en\u00ed ji\u017e nav\u00e1zan\u00fdch s\u00ed\u0165ov\u00fdch spojen\u00ed. K\u00f3d projektu je distribuov\u00e1n pod licenc\u00ed GPLv2. <\/p>\n

Mezi oblasti pou\u017eit\u00ed technologie CRIU pat\u0159\u00ed zaji\u0161t\u011bn\u00ed restartov\u00e1n\u00ed OS bez naru\u0161en\u00ed kontinuity zpracov\u00e1n\u00ed dlouhotrvaj\u00edc\u00edch proces\u016f, live migrace izolovan\u00fdch kontejner\u016f, zrychlen\u00ed spu\u0161t\u011bn\u00ed pomal\u00fdch proces\u016f (je mo\u017en\u00e9 za\u010d\u00edt \u010dinnost ze stavu ulo\u017een\u00e9ho po inicializaci), prov\u00e1d\u011bn\u00ed aktualizac\u00ed j\u00e1dra bez restartov\u00e1n\u00ed slu\u017eeb, periodick\u00e9 ukl\u00e1d\u00e1n\u00ed stavu dlouhotrvaj\u00edc\u00edch v\u00fdpo\u010detn\u00edch \u00faloh pro obnoven\u00ed \u010dinnosti v p\u0159\u00edpad\u011b selh\u00e1n\u00ed, vyva\u017eov\u00e1n\u00ed zat\u00ed\u017een\u00ed uzl\u016f v clusterech, duplikace proces\u016f na jin\u00fd stroj (fork na vzd\u00e1len\u00fd syst\u00e9m), vytv\u00e1\u0159en\u00ed sn\u00edmk\u016f u\u017eivatelsk\u00fdch aplikac\u00ed v pr\u016fb\u011bhu jejich \u010dinnosti pro jejich anal\u00fdzu na jin\u00e9m syst\u00e9mu nebo pro p\u0159\u00edpad, \u017ee by bylo pot\u0159eba zru\u0161it dal\u0161\u00ed kroky v programu. CRIU se pou\u017e\u00edv\u00e1 v takov\u00fdch syst\u00e9mov\u00fdch n\u00e1stroj\u00edch pro spr\u00e1vu kontejner\u016f, jako jsou OpenVZ, LXC\/LXD a Docker. Nezbytn\u00e9 zm\u011bny pro provoz CRIU jsou zahrnuty v hlavn\u00ed \u010d\u00e1sti j\u00e1dra Linux. <\/p>\n

V nov\u00e9 verzi byla zavedena podpora architektury instruk\u010dn\u00edho souboru LoongArch64, pou\u017e\u00edvan\u00e9 v \u010d\u00ednsk\u00fdch procesorech Loongson 3A5000\/3B5000\/3C5000, kter\u00e1 implementuje RISC ISA podobn\u00fd architektur\u00e1m MIPS a RISC-V. Pro nov\u00e9 procesory Intel byla p\u0159id\u00e1na podpora instrukce XSAVE. Tak\u00e9 byla zavedena podpora migrace konfigurace prctl(NO_NEW_PRIVS) a bylo zaji\u0161t\u011bno obnoven\u00ed nastaven\u00ed prctl(THP_DISABLE). Podpora Pythonu 2 byla ukon\u010dena.
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Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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