{"id":118740,"date":"2024-08-01T03:43:00","date_gmt":"2024-08-01T01:43:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-gipervizora-xen-4-19"},"modified":"2024-08-01T03:43:00","modified_gmt":"2024-08-01T01:43:00","slug":"vypusk-gipervizora-xen-4-19","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-gipervizora-xen-4-19","title":{"rendered":"Xeni 4.19 hypervisor'i v\u00e4ljalaskmine","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>P\u00e4rast 8 kuu arendust on v\u00e4lja antud tasuta Xeni 4.19 hypervisor'i versioon. Uue versiooni arendamisel osalesid sellised ettev\u00f5tted nagu Amazon, Arm, EPAM Systems ja AMD. Xen 4.19 haru uuenduste loomine kestab kuni 2026. aasta veebruarini ning turvavigade paranduste avaldamine kuni 2027. aasta augustini.      <\/p>\n<p>Peamised muudatused Xen 4.19-s:   <\/p>\n<ul>\n<li class=\"l\"> ARM arhitektuuril p\u00f5hinevates s\u00fcsteemides on lisatud tugi as\u00fcnkroons\u00fcsteemide andmevahetuse mehhanismile \"FF-A Notifications\", nagu on kirjeldatud FF-A (Firmware Framework for Arm A-profile) spetsifikatsioonis. On rakendatud d\u00fcnaamilise lisamise ja eemaldamise v\u00f5imalus Xen seadme puus .dtbo failide abil.\n<li class=\"l\"> x86 arhitektuuril baseeruvates s\u00fcsteemides on lisatud uus x2APIC katkestuste kontrolleri draiver, mis kasutab loogilise adresseerimise re\u017eiimi (Cluster Logical) sisemiste katkestuste (IPI, inter-processor interrupt) jaoks ja f\u00fc\u00fcsilise adresseerimise re\u017eiimi v\u00e4listes katkestustes.\n<li class=\"l\"> Intel Xeon Phi protsessorite tugi kuulutati v\u00e4lja ja l\u00f5petatakse j\u00e4rgmisel v\u00e4ljalaskmisel.\n<li class=\"l\"> PVH virtualiseerimise re\u017eiim dom0 jaoks on t\u00f5stetud tinglikult toetatud re\u017eiimide hulka, kombineerides paravirtualiseerimise (PV) elemente sisendid\/ v\u00e4ljundite, katkestuste t\u00f6\u00f6tlemise, k\u00e4ivitamise korraldamise ja riistvaraga suhtlemise jaoks, t\u00e4isvirtualiseerimisega (HVM) privileegitud k\u00e4skude, s\u00fcsteemik\u00f5nede isoleerimise ja m\u00e4lu lehek\u00fclje tabelite virtualiseerimise piiramiseks. PVH\/HVM-is on lisatud tugi v\u00f5\u00f5raste m\u00e4lulehtede (\"foreign pages\") kaardistamiseks, mis v\u00f5imaldab kasutada QEMU stubdomain'i seadmete isoleerimiseks ja haldamiseks PVH re\u017eiimis. On tehtud optimeerimisi, mis kiirendavad k\u00e4ivitust PVH kasutamisel. Lisatud on seade XENFEAT_hvm_pirqs, mis v\u00f5imaldab valikuliselt lubada pIRQ toe virtuaals\u00fcsteemidele, mis t\u00f6\u00f6tavad HVM re\u017eiimis (t\u00e4isvirtualiseerimine).\n<li class=\"l\"> Lisatud on uus 9pfs backend, mis v\u00f5imaldab kasutada Plan 9 v\u00f5rgu failis\u00fcsteemi \u00fche virtuaalmasina ligip\u00e4\u00e4suks teisele. Uus backend t\u00f6\u00f6tab taustprotsessina host-\u00fcmbruses (dom0). Backend on juba rakendatud Xenstore-stubdom'ile, et toetada t\u00e4ielikult Xenstore'i j\u00e4lgimist.\n<li class=\"l\"> Xenis kasutatavate CPU-de maksimaalne arv on suurendatud 4095-lt 16383-le.\n<li class=\"l\"> Systemd koosseisu koostamisel (.\/configure \u2014enable-systemd) on build s\u00f5ltuvustest v\u00e4lja j\u00e4etud teek libsystemd (systemd-notify tugi on rakendatud enda k\u00e4rbitud teegi kaudu).\n<li class=\"l\"> AMD CPU j\u00e4lgimiste anal\u00fc\u00fcsimiseks ei ole xenalyze enam vajalik kasutada valikut \"\u2014svm-mode\".\n<li class=\"l\"> Continued implementation of secure and reliable programming requirements in C, as outlined in the MISRA-C specifications for critical systems.\n<li class=\"l\"> Development of ports for RISC-V and Power (ppc64le) architectures has continued.       <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61640\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 8 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 Xen 4.19. \u0412 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043d\u043e\u0432\u043e\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u043f\u0440\u0438\u043d\u044f\u043b\u0438 \u0443\u0447\u0430\u0441\u0442\u0438\u0435 \u0442\u0430\u043a\u0438\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438, \u043a\u0430\u043a Amazon, Arm, EPAM Systems \u0438 AMD. \u0424\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u0432\u0435\u0442\u043a\u0438 Xen 4.19 \u043f\u0440\u043e\u0434\u043b\u0438\u0442\u0441\u044f \u0434\u043e \u0444\u0435\u0432\u0440\u0430\u043b\u044f 2026 \u0433\u043e\u0434\u0430, \u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u044f \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0434\u043e \u0430\u0432\u0433\u0443\u0441\u0442\u0430 2027 \u0433\u043e\u0434\u0430. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 Xen 4.19: \u0414\u043b\u044f \u0441\u0438\u0441\u0442\u0435\u043c \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM [&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-118740","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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