{"id":152703,"date":"2025-12-25T23:12:02","date_gmt":"2025-12-25T21:12:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-emulyatora-qemu-10-2-0"},"modified":"2025-12-25T23:12:02","modified_gmt":"2025-12-25T21:12:02","slug":"vypusk-emulyatora-qemu-10-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-emulyatora-qemu-10-2-0","title":{"rendered":"Version de l'\u00e9mulateur QEMU 10.2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La version du projet QEMU 10.2.0 a \u00e9t\u00e9 pr\u00e9sent\u00e9e. En tant qu'\u00e9mulateur, QEMU permet d'ex\u00e9cuter un programme compil\u00e9 pour une plateforme mat\u00e9rielle sur un syst\u00e8me avec une architecture compl\u00e8tement diff\u00e9rente, par exemple, ex\u00e9cuter une application ARM sur un PC compatible x86. En mode virtualisation, la performance d'ex\u00e9cution du code dans un environnement isol\u00e9 est proche de celle d'un syst\u00e8me mat\u00e9riel gr\u00e2ce \u00e0 l'ex\u00e9cution directe des instructions sur le CPU et \u00e0 l'utilisation de l'hyperviseur Xen ou du module KVM sur Linux, ou du module NVMM sur NetBSD.    <\/p>\n<p>\u00c0 l'origine, le projet a \u00e9t\u00e9 cr\u00e9\u00e9 par Fabrice Bellard dans le but de permettre l'ex\u00e9cution de fichiers ex\u00e9cutables Linux compil\u00e9s pour la plateforme x86 sur des architectures diff\u00e9rentes de x86. Au fil des ans, le d\u00e9veloppement a ajout\u00e9 le support complet de l'\u00e9mulation pour 14 architectures mat\u00e9rielles, et le nombre de dispositifs mat\u00e9riels \u00e9mul\u00e9s a d\u00e9pass\u00e9 400. Pour la pr\u00e9paration de la version 10.2.0, plus de 2200 modifications ont \u00e9t\u00e9 apport\u00e9es par 188 d\u00e9veloppeurs.     <\/p>\n<p>Am\u00e9liorations cl\u00e9s ajout\u00e9es dans QEMU 10.2 :   <\/p>\n<ul>\n<li class=\"l\"> Dans le backend 9pfs, qui permet d'utiliser le syst\u00e8me de fichiers en r\u00e9seau Plan 9 pour l'acc\u00e8s d'une machine virtuelle \u00e0 une autre, la prise en charge de FreeBSD a \u00e9t\u00e9 ajout\u00e9e.\n<li class=\"l\"> Un nouveau mode de migration en direct &#8216;cpr-exec&#8217; a \u00e9t\u00e9 ajout\u00e9, permettant de r\u00e9duire la consommation des ressources lors de la mise \u00e0 jour. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/vps\/\"   title=\"machines virtuelles\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2251\">machines virtuelles<\/a> et potentiellement de r\u00e9utiliser les \u00e9tats et connexions existants lors de la mise \u00e0 jour.\n<li class=\"l\"> La boucle principale de traitement des \u00e9v\u00e9nements dans QEMU a \u00e9t\u00e9 modifi\u00e9e pour utiliser l'interface d'entr\u00e9e\/sortie asynchrone io_uring sur les syst\u00e8mes qui la supportent, ce qui am\u00e9liore les performances.\n<li class=\"l\"> L'\u00e9mulation en mode utilisateur a \u00e9t\u00e9 am\u00e9lior\u00e9e, permettant d'ex\u00e9cuter des processus distincts compil\u00e9s pour un autre CPU. L'appel syst\u00e8me fchmodat2 a \u00e9t\u00e9 impl\u00e9ment\u00e9, le support des drapeaux MADV_DONTDUMP et MADV_DODUMP a \u00e9t\u00e9 ajout\u00e9, et le support des architectures aarch64, hppa et microblaze a \u00e9t\u00e9 am\u00e9lior\u00e9.\n<li class=\"l\"> L'\u00e9mulateur d'architecture ARM a ajout\u00e9 le support du mod\u00e8le de carte amd-versal2-virt avec la mise en \u0153uvre du SoC virtuel AMD Versal. Le soutien des cartes &#8216;AST2600&#8217;, &#8216;AST2700&#8217;, &#8216;AST1030&#8217; et &#8216;xlnx-zynqmp&#8217; a \u00e9t\u00e9 am\u00e9lior\u00e9. L'\u00e9mulation des extensions CPU FEAT_SCTLR2, FEAT_TCR2, FEAT_CSSC, FEAT_LSE128, FEAT_ATS1A, FEAT_RME_GPC2, FEAT_AIE, FEAT_MEC et FEAT_GCS a \u00e9t\u00e9 mise en \u0153uvre.\n<li class=\"l\"> Dans l'\u00e9mulateur de l'architecture HPPA, la possibilit\u00e9 d'\u00e9muler la station de travail HP 715\/64, le contr\u00f4leur SCSI NCR 53c710 et le contr\u00f4leur d'entr\u00e9e\/sortie HP LASI a \u00e9t\u00e9 ajout\u00e9e.\n<li class=\"l\"> L'\u00e9mulateur de l'architecture PowerPC prend d\u00e9sormais en charge les CPU PowerNV11 et PPE42. Pour le mat\u00e9riel pSeries, un m\u00e9canisme FADUMP (Firmware-Assisted Dump) a \u00e9t\u00e9 mis en \u0153uvre pour cr\u00e9er des dumps d'\u00e9tat apr\u00e8s un plantage du syst\u00e8me.\n<li class=\"l\"> Dans l'\u00e9mulateur de l'architecture RISC-V, l'API MonitorDef HMP a \u00e9t\u00e9 impl\u00e9ment\u00e9e, OpenSBI (Open Supervisor Binary Interface) a \u00e9t\u00e9 mis \u00e0 jour jusqu'\u00e0 la version 1.7, et une grande quantit\u00e9 de corrections a \u00e9t\u00e9 apport\u00e9e.\n<li class=\"l\"> Dans l'\u00e9mulateur de l'architecture s390x, pour am\u00e9liorer les performances, la technologie de substitution des interruptions virtuelles via irqfd a \u00e9t\u00e9 mise en \u0153uvre pour virtio-pci.        <\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64500\">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 10.2.0. \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, 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\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-152703","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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 10.2.0.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri 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