{"id":112375,"date":"2023-12-21T03:10:15","date_gmt":"2023-12-21T01:10:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-emulyatora-qemu-8-2"},"modified":"2023-12-21T03:10:15","modified_gmt":"2023-12-21T01:10:15","slug":"vypusk-emulyatora-qemu-8-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-emulyatora-qemu-8-2","title":{"rendered":"Megjelent a QEMU 8.2 emul\u00e1tor.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a QEMU 8.2 projektkiad\u00e1sa. A QEMU emul\u00e1tor lehet\u0151v\u00e9 teszi, hogy egy m\u00e1sik hardverplatformon futtassunk olyan programokat, amelyeket egy adott architekt\u00far\u00e1ra k\u00e9sz\u00edtettek, p\u00e9ld\u00e1ul ARM alkalmaz\u00e1sokat hajthatunk v\u00e9gre x86-kompatibilis PC-n. A virtualiz\u00e1ci\u00f3s m\u00f3dban a k\u00f3d v\u00e9grehajt\u00e1s\u00e1nak teljes\u00edtm\u00e9nye izol\u00e1lt k\u00f6rnyezetben k\u00f6zel \u00e1ll a hardveres rendszer teljes\u00edtm\u00e9ny\u00e9hez az utas\u00edt\u00e1sok k\u00f6zvetlen CPU-n t\u00f6rt\u00e9n\u0151 v\u00e9grehajt\u00e1s\u00e1nak \u00e9s a Xen hipervizor vagy KVM modul haszn\u00e1lat\u00e1nak k\u00f6sz\u00f6nhet\u0151en.     <\/p>\n<p>A projektet eredetileg Fabrice Bellard ind\u00edtotta azzal a c\u00e9llal, hogy lehet\u0151v\u00e9 tegye az x86 architekt\u00far\u00e1ra k\u00e9sz\u00fclt Linux v\u00e9grehajthat\u00f3 f\u00e1jlok futtat\u00e1s\u00e1t m\u00e1s architekt\u00far\u00e1kon. A fejleszt\u00e9s sor\u00e1n 14 hardverarchitekt\u00fara teljes emul\u00e1ci\u00f3s t\u00e1mogat\u00e1sa ker\u00fclt bevezet\u00e9sre, \u00e9s az emul\u00e1lt hardvereszk\u00f6z\u00f6k sz\u00e1ma meghaladta a 400-at. A 8.2-es verzi\u00f3 el\u0151k\u00e9sz\u00edt\u00e9se sor\u00e1n t\u00f6bb mint 3200 v\u00e1ltoztat\u00e1st v\u00e9geztek el 238 fejleszt\u0151t\u0151l.     <\/p>\n<p>A QEMU 8.2-be \u00fajonnan bevezetett kulcsfontoss\u00e1g\u00fa fejleszt\u00e9sek:   <\/p>\n<ul>\n<li class=\"l\"> Hozz\u00e1adva a virtio-sound eszk\u00f6z, amely lehet\u0151v\u00e9 teszi egy hangk\u00e1rtya emul\u00e1l\u00e1s\u00e1t a hang r\u00f6gz\u00edt\u00e9s\u00e9re \u00e9s lej\u00e1tsz\u00e1s\u00e1ra a vend\u00e9g rendszerben a hoszt rendszeren m\u0171k\u00f6d\u0151 hangbackend (pulseaudio, sdl vagy coreaudio) seg\u00edts\u00e9g\u00e9vel. A hangk\u00e9sz\u00fcl\u00e9k emul\u00e1l\u00e1s\u00e1hoz a Linux kernelben a vend\u00e9g rendszerhez a CONFIG_SND_VIRTIO opci\u00f3t be kell kapcsolni.\n<li class=\"l\"> Hozz\u00e1adva a virtu\u00e1lis grafikus interf\u00e9sz (VGI, Virtual Graphics Interface) rutabaga, mely virtu\u00e1lis GPU (virtio-gpu) megval\u00f3s\u00edt\u00e1ssal rendelkezik, hasonl\u00f3an a kor\u00e1bban el\u00e9rhet\u0151 VirGL-hez, \u00e9s lehet\u0151s\u00e9get ad virtu\u00e1lis GPU haszn\u00e1lat\u00e1ra a vend\u00e9g rendszerben 3D-renderel\u00e9shez an\u00e9lk\u00fcl, hogy k\u00f6zvetlen, exkluz\u00edv hozz\u00e1f\u00e9r\u00e9st kellene biztos\u00edtani a fizikai GPU-hoz. A rutabaga k\u00f3dot az Android\/CrosVM projekt keret\u00e9ben fejlesztett\u00e9k, \u00e9s lehet\u0151v\u00e9 teszi az Android platform emul\u00e1tor haszn\u00e1lat\u00e1t a hagyom\u00e1nyos QEMU-val.\n<li class=\"l\"> Hozz\u00e1adva a hv-balloon eszk\u00f6z, amely implement\u00e1lja a dinamikus mem\u00f3ria kezel\u00e9s (Dynamic Memory) protokollt Hyper-V alatt, lehet\u0151v\u00e9 t\u00e9ve a hoszt rendszernek a nem haszn\u00e1lt mem\u00f3ria oldalak visszajuttat\u00e1s\u00e1t munka k\u00f6zben, valamint tov\u00e1bbi oldalak ig\u00e9nyl\u00e9s\u00e9t mem\u00f3riahi\u00e1ny eset\u00e9n. Az \u00faj eszk\u00f6z a Windows vend\u00e9g rendszerek sz\u00e1m\u00e1ra a virtu\u00e1lis balloon alternat\u00edv\u00e1jak\u00e9nt tekinthet\u0151, amely a hoszt oldalon a Dynamic Memory protokollt t\u00e1mogat\u00f3 backendet haszn\u00e1l.\n<li class=\"l\"> Javasolva egy Univerz\u00e1lis Flash Storage eszk\u00f6z a Flash-t\u00e1rol\u00f3 emul\u00e1l\u00e1s\u00e1hoz.\n<li class=\"l\"> A NBD (Network Block Device) meghajt\u00f3 illeszt\u0151programj\u00e1hoz hozz\u00e1adva a teljes\u00edtm\u00e9ny n\u00f6vel\u00e9s\u00e9re szolg\u00e1l\u00f3 64 bites elt\u00e9r\u00e9sek t\u00e1mogat\u00e1sa nagym\u00e9ret\u0171 adatok manipul\u00e1l\u00e1sakor.\n<li class=\"l\"> A dump-guest-memory parancshoz hozz\u00e1adva a kimenet standard kdump form\u00e1tumban val\u00f3 megjelen\u00edt\u00e9s\u00e9nek t\u00e1mogat\u00e1sa.\n<li class=\"l\"> UFS emul\u00e1ci\u00f3 t\u00e1mogat\u00e1sa \u00faj ufs \u00e9s ufs-lu eszk\u00f6z\u00f6k haszn\u00e1lat\u00e1val.\n<li class=\"l\"> A VFIO (Virtual Function I\/O) t\u00e1mogatja a P2P migr\u00e1ci\u00f3s m\u00f3dot \u00e9s megval\u00f3s\u00edtotta az MSI-X dinamikus eloszt\u00e1s\u00e1nak lehet\u0151s\u00e9g\u00e9t. Felk\u00e9sz\u00fcl\u00e9s az \u00faj IOMMUFD backendre.\n<li class=\"l\"> A virtio-mem k\u00e9sz\u00fcl\u00e9kben megval\u00f3s\u00edtott\u00e1k a &#171;dynamic-memslots=on&#187; m\u00f3dot, amely lehet\u0151v\u00e9 teszi t\u00f6bb mem\u00f3riahely dinamikus kioszt\u00e1s\u00e1t ahelyett, hogy egy nagy mem\u00f3riahelyet statikusan osztan\u00e1nak ki. Ennek a m\u00f3dnak a haszn\u00e1lata cs\u00f6kkenti a mem\u00f3riafogyaszt\u00e1st nagy virtio-mem eszk\u00f6z\u00f6k eset\u00e9n, amelyek kis mennyis\u00e9g\u0171 mem\u00f3ri\u00e1t adnak \u00e1t a VM-nek.\n<li class=\"l\"> Az x86 architekt\u00fara emul\u00e1tor\u00e1ban a Xen hypervisor alap\u00fa k\u00f6rnyezet emul\u00e1l\u00e1sa sor\u00e1n <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/vps\/abuzoustojchivye-vps\/\"   title=\"KVM\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4396\">KVM<\/a> t\u00e1mogat\u00e1st ny\u00fajt a PV konzolhoz \u00e9s h\u00e1l\u00f3zati eszk\u00f6z\u00f6kh\u00f6z, valamint leegyszer\u0171s\u00edtett\u00fck a parancsokat a blokk- \u00e9s h\u00e1l\u00f3zati eszk\u00f6z\u00f6kh\u00f6z. A klasszikus TCG k\u00f3dgener\u00e1torban hozz\u00e1adva a SHA utas\u00edt\u00e1sok t\u00e1mogat\u00e1sa.\n<li class=\"l\"> Az ARM architekt\u00fara emul\u00e1tor\u00e1ban megval\u00f3s\u00edtott\u00e1k a Cortex-A710 \u00e9s Neoverse-N2 CPU emul\u00e1ci\u00f3j\u00e1t. Hozz\u00e1adva a PACQARMA3, EPAC, Pauth2, FPAC, FPACCOMBINE, TIDCP1, MOPS, HBC \u00e9s HPMN0 processzor kiterjeszt\u00e9sek t\u00e1mogat\u00e1sa. A Xilinx Versal lapk\u00e1n megval\u00f3s\u00edtva a CFU\/CFI \u00e9s TRNG eszk\u00f6z\u00f6k modellez\u00e9se.\n<li class=\"l\"> A RISC-V architekt\u00fara emul\u00e1tor\u00e1ban megval\u00f3s\u00edtott\u00e1k a vektorkryptogr\u00e1fiai utas\u00edt\u00e1sok k\u00e9szlet\u00e9t. Hozz\u00e1adva a virtu\u00e1lis IRQ \u00e9s IRQ sz\u0171r\u00e9s t\u00e1mogat\u00e1sa. Stabiliz\u00e1lva a Zicond kiterjeszt\u00e9sek t\u00e1mogat\u00e1sa. Tov\u00e1bb\u00e1, hozz\u00e1adva az AIA (Advanced Interrupt Architecture) virtu\u00e1lisz\u00e1ci\u00f3s kiterjeszt\u00e9sek t\u00e1mogat\u00e1sa KVM-en kereszt\u00fcl.\n<li class=\"l\"> A HPPA architekt\u00fara emul\u00e1tor\u00e1ban megval\u00f3s\u00edtott\u00e1k a 64 bites PA-RISC 2.0 CPU \u00e9s a C3700 rendszer emul\u00e1ci\u00f3j\u00e1t, bele\u00e9rtve az Astro mem\u00f3ria vez\u00e9rl\u0151t \u00e9s az Elroy PCI hidakat.\n<li class=\"l\"> A LoongArch architekt\u00fara emul\u00e1tor\u00e1ban megval\u00f3s\u00edtott\u00e1k a Loongson LA132 CPU emul\u00e1ci\u00f3j\u00e1t. Hozz\u00e1adva a LASX utas\u00edt\u00e1sk\u00e9szlet kiterjeszt\u00e9s\u00e9nek \u00e9s a PRELDX utas\u00edt\u00e1s t\u00e1mogat\u00e1sa.\n<li class=\"l\"> A s390x architekt\u00fara emul\u00e1tor\u00e1ban hozz\u00e1adva a vfio-ap t\u00e1mogat\u00e1st a crypto adapter \u00e1tkonfigur\u00e1l\u00e1s\u00e1hoz v\u00e9dett vend\u00e9g rendszerek sz\u00e1m\u00e1ra.\n<li class=\"l\"> A Tricore emul\u00e1torban hozz\u00e1adva a TC37x (ISA 1.6.2) processzorok \u00e9s a CRCN, FTOU, FTOHP, HPTOF utas\u00edt\u00e1sok t\u00e1mogat\u00e1sa.  <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60322\">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 8.2. \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-112375","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 8.2.\" \/>\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\/hu\/blog\/news\/vypusk-emulyatora-qemu-8-2\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" 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