{"id":141660,"date":"2025-08-27T11:11:55","date_gmt":"2025-08-27T09:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovan-emulyator-qemu-10-1-0"},"modified":"2025-08-27T11:11:55","modified_gmt":"2025-08-27T09:11:55","slug":"opublikovan-emulyator-qemu-10-1-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/opublikovan-emulyator-qemu-10-1-0","title":{"rendered":"Byl vyd\u00e1n emul\u00e1tor QEMU 10.1.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla p\u0159edstavena verze projektu QEMU 10.1.0. Jako emul\u00e1tor umo\u017e\u0148uje QEMU spustit program, kter\u00fd byl sestaven pro jednu hardwarovou platformu, na syst\u00e9mu s \u00fapln\u011b jinou architekturou, nap\u0159\u00edklad spustit aplikaci pro ARM na PC kompatibiln\u00edm s x86. V re\u017eimu virtualizace je v\u00fdkon spou\u0161t\u011bn\u00ed k\u00f3du v izolovan\u00e9m prost\u0159ed\u00ed t\u00e9m\u011b\u0159 stejn\u00fd jako na hardwarov\u00e9m syst\u00e9mu d\u00edky p\u0159\u00edm\u00e9mu vykon\u00e1v\u00e1n\u00ed instrukc\u00ed na CPU a zapojen\u00ed hypervisoru Xen nebo modulu KVM v Linuxu, nebo modulu NVMM v NetBSD.    <\/p>\n<p>Projekt byl p\u016fvodn\u011b vytvo\u0159en Fabrice Bellard s c\u00edlem umo\u017enit spou\u0161t\u011bn\u00ed spustiteln\u00fdch soubor\u016f Linuxu, kter\u00e9 byly sestaveny pro platformu x86, na architektur\u00e1ch odli\u0161n\u00fdch od x86. B\u011bhem let v\u00fdvoje byla p\u0159id\u00e1na podpora pln\u00e9 emulace pro 14 hardwarov\u00fdch architektur a po\u010det emulovan\u00fdch hardwarov\u00fdch za\u0159\u00edzen\u00ed p\u0159es\u00e1hl 400. P\u0159i p\u0159\u00edprav\u011b verze 11.0 bylo zavedeno v\u00edce ne\u017e 2700 zm\u011bn od 226 v\u00fdvoj\u00e1\u0159\u016f.     <\/p>\n<p>Kl\u00ed\u010dov\u00e1 vylep\u0161en\u00ed p\u0159idan\u00e1 do QEMU 10.1:   <\/p>\n<ul>\n<li class=\"l\"> Ve VFIO (Virtual Function I\/O) byla zavedena z\u00e1kladn\u00ed podpora mapov\u00e1n\u00ed pam\u011bti pro d\u016fv\u011brn\u00e1 hostitelsk\u00e1 prost\u0159ed\u00ed, kde se pou\u017e\u00edv\u00e1 \u0161ifrov\u00e1n\u00ed pam\u011bti k ochran\u011b p\u0159ed z\u00e1sahem a anal\u00fdzou ze strany administr\u00e1tora hostitelsk\u00e9ho syst\u00e9mu. Tato zm\u011bna umo\u017e\u0148uje p\u0159esm\u011brov\u00e1n\u00ed za\u0159\u00edzen\u00ed do hostitelsk\u00fdch syst\u00e9m\u016f, kter\u00e9 jsou chr\u00e1n\u011bny pomoc\u00ed mechanism\u016f Intel TDX (Trusted Domain Extensions) a AMD SEV-SNP (Secure Nested Paging).\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost vyu\u017e\u00edvat mechanismus multifd pro urychlen\u00ed \u017eiv\u00e9 migrace v re\u017eimu postcopy, p\u0159i kter\u00e9 se nejprve na c\u00edlov\u00fd host p\u0159en\u00e1\u0161\u00ed a spou\u0161t\u00ed, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/vps\/abuzoustojchivye-vps\/\"   title=\"virtu\u00e1ln\u00ed stroj\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4208\">virtu\u00e1ln\u00ed stroj<\/a>a pot\u00e9 se postupn\u011b p\u0159en\u00e1\u0161\u00ed nepot\u0159ebn\u00fd obsah opera\u010dn\u00ed pam\u011bti. Byl optimalizov\u00e1n re\u017eim \u017eiv\u00e9 migrace precopy. Byla p\u0159id\u00e1na podpora migrace RDMA pro IPv6.\n<li class=\"l\"> Do QEMU Guest Agent byla p\u0159id\u00e1na p\u0159\u00edkaz &#171;guest-get-load&#187; pro z\u00edsk\u00e1n\u00ed informac\u00ed o \u00farovni zat\u00ed\u017een\u00ed syst\u00e9mu (load average) ve virtu\u00e1ln\u00edch stroj\u00edch s Windows.\n<li class=\"l\"> Ve virtio-gpu byla p\u0159id\u00e1na podpora substituce jm\u00e9na v EDID (Extended Display Identification Data).\n<li class=\"l\"> V emul\u00e1toru architektury x86 byla implementov\u00e1na mo\u017enost pou\u017e\u00edt mechanismus Intel TDX (Trusted Domain Extensions) pro \u0161ifrov\u00e1n\u00ed opera\u010dn\u00ed pam\u011bti hostitelsk\u00fdch syst\u00e9m\u016f b\u011b\u017e\u00edc\u00edch pod hypervisorem KVM. Tak\u00e9 byla p\u0159id\u00e1na podpora inicializace d\u016fv\u011brn\u00fdch <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/vps\/\"   title=\"virtu\u00e1ln\u00edch stroj\u016f\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2221\">virtu\u00e1ln\u00edch stroj\u016f<\/a>  v form\u00e1tu IGVM (Independent Guest Virtual Machine), pro jejich\u017e ochranu se pou\u017e\u00edvaj\u00ed mechanismy Intel TDX a AMD SEV-SNP.\n<li class=\"l\"> V emul\u00e1toru architektury ARM byla implementov\u00e1na podpora desek (Analog Devices &#8216;max78000fthr&#8217;, &#8216;ast2700fc&#8217;, Meta &#8216;catalina-bmc&#8217;, NVIDIA &#8216;gb200-bmc&#8217; a &#8216;ast2700a0-evb&#8217;. Byla p\u0159id\u00e1na emulace roz\u0161\u00ed\u0159en\u00ed CPU FEAT_SME2, FEAT_SME2p1, FEAT_SME_B16B16, FEAT_SME_F16F16, FEAT_SVE_B16B16 a FEAT_SVE2p1. Do standardn\u00ed virtu\u00e1ln\u00ed ARM platformy &#8216;virt&#8217; byla p\u0159id\u00e1na podpora vno\u0159en\u00e9 virtualizace p\u0159i pou\u017eit\u00ed KVM, stejn\u011b jako podpora sb\u011brnice CXL (Compute Express Link) a hork\u00e9ho p\u0159ipojen\u00ed PCI za\u0159\u00edzen\u00ed pomoc\u00ed ACPI.\n<li class=\"l\">  Emul\u00e1tor architektury RISC-V implementoval emulaci procesoru Kunminghu a platformy zalo\u017een\u00e9 na n\u011bm. Byla p\u0159id\u00e1na podpora roz\u0161\u00ed\u0159en\u00ed architektury instruk\u010dn\u00edho souboru Ziccif s implementac\u00ed atom\u00e1rn\u00ed varianty instrukce fetch.\n<li class=\"l\"> V emul\u00e1toru architektury LoongArch byla p\u0159id\u00e1na podpora emulace \u0159adi\u010de p\u0159eru\u0161en\u00ed irqchip na stran\u011b j\u00e1dra.\n<li class=\"l\"> Byla p\u0159id\u00e1na experiment\u00e1ln\u00ed podpora kompilace do form\u00e1tu WebAssembly (WASM) pomoc\u00ed kompil\u00e1toru Emscripten.\n<li class=\"l\"> V komponent\u00e1ch pro hostitelsk\u00e1 prost\u0159ed\u00ed byla zastavena podpora Debian 11.    <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63782\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 QEMU 10.1.0. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u043c\u0443\u043b\u044f\u0442\u043e\u0440\u0430 QEMU \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0443, \u0441\u043e\u0431\u0440\u0430\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u043e\u0434\u043d\u043e\u0439 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0441 \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0438\u043d\u043e\u0439 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043e\u0439, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0434\u043b\u044f ARM \u043d\u0430 x86-\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u043c \u041f\u041a. \u0412 \u0440\u0435\u0436\u0438\u043c\u0435 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0432 QEMU \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 \u0432 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 \u0431\u043b\u0438\u0437\u043a\u0430 \u043a \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0437\u0430 \u0441\u0447\u0451\u0442 \u043f\u0440\u044f\u043c\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439 \u043d\u0430 CPU \u0438 \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0438\u044f [&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-141660","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=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 QEMU 10.1.0.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/news\/opublikovan-emulyator-qemu-10-1-0\" \/>\n\t\t<meta 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