{"id":157029,"date":"2026-02-05T11:11:56","date_gmt":"2026-02-05T09:11:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-virtualbox-dobavlena-predvaritelnaya-podderzhka-raboty-poverh-gipervizora-kvm"},"modified":"2026-02-05T11:11:56","modified_gmt":"2026-02-05T09:11:56","slug":"v-virtualbox-dobavlena-predvaritelnaya-podderzhka-raboty-poverh-gipervizora-kvm","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/v-virtualbox-dobavlena-predvaritelnaya-podderzhka-raboty-poverh-gipervizora-kvm","title":{"rendered":"Ve VirtualBoxu byla p\u0159id\u00e1na p\u0159edb\u011b\u017en\u00e1 podpora pro pr\u00e1ci nad hypervizorem KVM","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Do repozit\u00e1\u0159e virtualiza\u010dn\u00edho syst\u00e9mu VirtualBox byly p\u0159id\u00e1ny zm\u011bny, kter\u00e9 umo\u017e\u0148uj\u00ed vyu\u017eit\u00ed vestav\u011bn\u00e9ho hypervisoru KVM v j\u00e1d\u0159e Linux m\u00edsto specifick\u00e9ho modulu j\u00e1dra VirtualBox (vboxdrv). Implementaci p\u0159ipravili zam\u011bstnanci Oracle a vyv\u00edj\u00ed se odd\u011blen\u011b od sady patch\u016f VirtualBox-KVM, kterou podporuje spole\u010dnost Cyberus Technology. Bylo poznamen\u00e1no, \u017ee Oracle za\u010dala pracovat na KVM backendu p\u0159ed n\u011bkolika lety, ale kv\u016fli nedostatku in\u017een\u00fdrsk\u00fdch zdroj\u016f se jeho v\u00fdvoj prot\u00e1hl. <\/p>\n

Od commitu 5cb05ca je backend KVM<\/a> je v v\u00edce \u010di m\u00e9n\u011b provozuschopn\u00e9m stavu, alespo\u0148 pro v\u00edce \"modern\u00ed\" hostitelsk\u00e9 syst\u00e9my. Star\u00e9 a exotick\u00e9 opera\u010dn\u00ed syst\u00e9my, jako MS-DOS, zat\u00edm nejsou podporov\u00e1ny nebo testov\u00e1ny. Pokud VirtualBox nem\u016f\u017ee z\u00edskat p\u0159\u00edstup k vlastn\u00edm j\u00e1drov\u00fdm ovlada\u010d\u016fm, p\u0159epne se na pou\u017eit\u00ed KVM, pokud je k dispozici. Ulo\u017een\u00e9 stavy mezi nativn\u00edm hypervisorem a KVM by m\u011bly b\u00fdt kompatibiln\u00ed. Testovac\u00ed verze zat\u00edm neexistuj\u00ed a k\u00f3d je k dispozici pouze v aktu\u00e1ln\u00edm GIT \u0159ezu. <\/p>\n

Implementovan\u00fd backend vy\u0159e\u0161\u00ed probl\u00e9my se spu\u0161t\u011bn\u00edm VirtualBoxu v distribuc\u00edch, kter\u00e9 podporuj\u00ed UEFI Secure Boot, jako jsou Fedora a RHEL, kter\u00e9 odm\u00edtaj\u00ed podepisovat t\u0159et\u00ed strany ovlada\u010de. Podpora KVM tak\u00e9 umo\u017en\u00ed spou\u0161t\u011bt VirtualBox v linuxov\u00fdch syst\u00e9mech, kter\u00e9 zat\u00edm nejsou podporov\u00e1ny v ovlada\u010di vboxdrv, pou\u017e\u00edvat VirtualBox sou\u010dasn\u011b s dal\u0161\u00edmi virtualiza\u010dn\u00edmi syst\u00e9my zalo\u017een\u00fdmi na KVM a vyu\u017e\u00edvat roz\u0161\u00ed\u0159en\u00e9 mechanismy hardwarov\u00e9 akcelerace virtualizace, kter\u00e9 jsou podporov\u00e1ny v KVM, ale neaplikov\u00e1ny v VirtualBoxu (nap\u0159\u00edklad roz\u0161\u00ed\u0159en\u00ed APICv pro virtualizaci \u0159adi\u010de p\u0159eru\u0161en\u00ed).
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0430\u043c\u0438 Oracle \u0438 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u043e\u0442 \u043d\u0430\u0431\u043e\u0440\u0430 \u043f\u0430\u0442\u0447\u0435\u0439 VirtualBox-KVM, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Cyberus Technology. \u041e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e Oracle \u043d\u0430\u0447\u0430\u043b\u0430 \u0440\u0430\u0431\u043e\u0442\u0443 \u043d\u0430\u0434 KVM-\u0431\u044d\u043a\u0435\u043d\u0434\u043e\u043c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043b\u0435\u0442 \u043d\u0430\u0437\u0430\u0434, \u043d\u043e \u0438\u0437-\u0437\u0430 \u043d\u0435\u0445\u0432\u0430\u0442\u043a\u0438 \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u044b\u0445 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