{"id":89996,"date":"2020-07-28T01:42:24","date_gmt":"2020-07-27T23:42:24","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-gipervizora-xen-4-14"},"modified":"2020-07-28T01:42:24","modified_gmt":"2020-07-27T23:42:24","slug":"vypusk-gipervizora-xen-4-14","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-gipervizora-xen-4-14","title":{"rendered":"Xeni h\u00fcperviisori 4.14 v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>P\u00e4rast kaheksa kuu arendust\u00f6\u00f6d <noindex><a rel=\"nofollow\" href=\"https:\/\/xenproject.org\/2020\/07\/24\/xen-project-hypervisor-version-4-14-brings-added-security-and-performance\/\">avaldati<\/a><\/noindex> vaba h\u00fcperviisori vabastamine <noindex><a rel=\"nofollow\" href=\"https:\/\/www.xenproject.org\/\">Xen 4.14<\/a><\/noindex>. Uue v\u00e4lja arendamisega osalesid sellised ettev\u00f5tted nagu Alibaba, Amazon, AMD, Arm, Bitdefender, Citrix, EPAM Systems, Huawei ja Intel. Xen 4.14 haru uuenduste v\u00e4ljalaskmine kestab kuni 24. jaanuarini 2022 ja turvaaukude paranduste avaldamine kuni 24. juulini 2023.<\/p>\n<p>Peamised <noindex><a rel=\"nofollow\" href=\"http:\/\/wiki.xenproject.org\/wiki\/Xen_Project_4.14_Feature_List\">muudatused<\/a><\/noindex> Xen 4.14-s: <\/p>\n<ul>\n<li class=\"l\"> Uue seadmemudeli tugi <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.xenproject.org\/wiki\/Device_Model_Stub_Domains\">Linux stubdomain<\/a><\/noindex>, v\u00f5imaldades t\u00e4ita \u00fclesandeid eraldi mitteprivilegeeritud kasutajana, eraldades seadmete emulatsiooni koostisosad Dom0-st. Varem stubdomain re\u017eiimis sai kasutada ainult seadmete mudelit &#171;qemu-traditional&#187;, mis piiras emuleeritavate seadmete valikut. Uus mudel <noindex><a rel=\"nofollow\" href=\"https:\/\/wiki.xen.org\/wiki\/Linux_stub_domains\">Linux stubomains<\/a><\/noindex> on v\u00e4lja t\u00f6\u00f6tatud QUBES OS projekti poolt ja toetab v\u00e4rskete QEMU v\u00e4ljaannete emuleerimisrajaid, samuti QEMU-ga seotud v\u00f5imaluste kasutamist k\u00fclalisoperatsioonis\u00fcsteemide jaoks.\n<li class=\"l\"> Intel EPT toetavate s\u00fcsteemide jaoks on rakendatud kergete forkide (harude) loomise tugi kiireks introspektsiooniks, n\u00e4iteks pahavara anal\u00fc\u00fcsiks v\u00f5i fuzzing-testi tegemiseks. Sellistes forkides kasutatakse m\u00e4lu jagamist ja seadmete mudelite kopeerimist ei toimu.\n<li class=\"l\"> Live-patchide s\u00fcsteemi on lisatud sidumine h\u00fcperviisori \u00fclesannete identifikaatoritega ja plaastrite rakendamise j\u00e4rjekorra j\u00e4lgimine, et v\u00e4listada plaastrite \u00fclekate vale versioonile v\u00f5i vale j\u00e4rjekorras.\n<li class=\"l\"> Lisatud on CET (Intel Control-flow Enforcement Technology) laienduste tugi, et kaitsta ROP (Return-Oriented Programming) p\u00f5him\u00f5tetega rajatud eksploitide t\u00e4itmise eest.\n<li class=\"l\"> Lisatud on CONFIG_PV32 seadistus, et h\u00fcperviisor ei toetaks 32-bitiste para-virtualiseeritud (PV) k\u00fclalisoperatsioonis\u00fcsteemide rakendamist, s\u00e4ilitades samaaegselt 64-bitiste toe.\n<li class=\"l\"> Lisatud on Hypervisor FS tugi, pseudo-FS, mis sarnaneb sysfs-iga, et struktureerida juurdep\u00e4\u00e4su h\u00fcperviisori sisemistele andmetele ja seadistustele, ilma logide anal\u00fc\u00fcsi v\u00f5i h\u00fcperkutsude kirjutamiseta.\n<li class=\"l\"> Xeni k\u00e4ivitamise v\u00f5imalus h\u00fcperviisor Hyper-V all, mida kasutatakse Microsoft Azure'i pilveplatvormil, on saadaval. Xen'i k\u00e4itamine Hyper-V sees v\u00f5imaldab kasutada tuttavat virtualiseerimistekki Azure'i pilvekeskkondades ja annab v\u00f5imaluse virtuaalmasinaid erinevate pilves\u00fcsteemide vahel liigutada.\n<li class=\"l\"> Lisatud v\u00f5imalus genereerida juhuslik ID k\u00fclg\u00fcsteemi jaoks (varem genereeriti IDsid j\u00e4rjestikku). IDsid saab n\u00fc\u00fcd ka salvestada salvestamise, taastamise ja VM-i oleku migreerimise operatsioonide vahel.\n<li class=\"l\"> Tagatud on automaatne Go keele bindude genereerimine libxl struktuuride p\u00f5hjal.\n<li class=\"l\"> Windows 7, 8.x ja 10 jaoks on lisatud KDD tugi, t\u00f6\u00f6riist WinDbg (Windows Debugger) suhtlemiseks, mis v\u00f5imaldab vigaotsimist Windowsi keskkondades ilma k\u00fclg-OS-is vigaotsimist sisse l\u00fclitamata.\n<li class=\"l\"> Lisatud tugi k\u00f5igi Raspberry Pi 4 emaplaatide variantide jaoks, millel on 4GB ja 8GB RAM.\n<li class=\"l\"> Lisatud tugi AMD EPYC protsessoritele koodnimega &#171;Milan&#187;.\n<li class=\"l\"> Parandatud on sisemise virtualiseerimise j\u00f5udlust, kus Xen k\u00e4ivitatakse Xen v\u00f5i Viridian-baasiliste k\u00fclgs\u00fcsteemide sees.\n<li class=\"l\"> Emulatsioonire\u017eiimis on rakendatud AVX512_BF16 k\u00e4skude tugi.\n<li class=\"l\"> H\u00fcperviisori koondamine on viidud Kbuild'i kasutamise alla.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53440\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0432\u043e\u0441\u044c\u043c\u0438 \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 4.14. \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 Alibaba, Amazon, AMD, Arm, Bitdefender, Citrix, EPAM Systems, Huawei \u0438 Intel. \u0412\u043f\u0443\u0441\u043a \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u0432\u0435\u0442\u043a\u0438 Xen 4.14 \u043f\u0440\u043e\u0434\u043b\u0438\u0442\u0441\u044f \u0434\u043e 24 \u044f\u043d\u0432\u0430\u0440\u044f 2022 \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 24 \u0438\u044e\u043b\u044f 2023 \u0433\u043e\u0434\u0430. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 Xen [&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-89996","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 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0432\u043e\u0441\u044c\u043c\u0438 \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.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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