{"id":35994,"date":"2019-10-31T22:09:01","date_gmt":"2019-10-31T19:09:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kompaniya-siemens-vypustila-gipervizor-jailhouse-0-11\/"},"modified":"2019-10-31T22:09:01","modified_gmt":"2019-10-31T19:09:01","slug":"kompaniya-siemens-vypustila-gipervizor-jailhouse-0-11","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/kompaniya-siemens-vypustila-gipervizor-jailhouse-0-11","title":{"rendered":"A Siemens bemutatta a Jailhouse 0.11 hipervizort","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Siemens <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2019\/7\/8\/86\">kiadta<\/a><\/noindex> az ingyenes hipervizor kiad\u00e1s\u00e1t <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/siemens\/jailhouse\">Jailhouse 0.11<\/a><\/noindex>. A hipervizor x86_64 rendszereken VMX+EPT vagy SVM+NPT (AMD-V) kiterjeszt\u00e9sekkel, valamint ARMv7 \u00e9s ARMv8\/ARM64 processzorokon is m\u0171k\u00f6dik, amelyek virtualiz\u00e1l\u00e1sra szolg\u00e1l\u00f3 kiterjeszt\u00e9sekkel vannak ell\u00e1tva. K\u00fcl\u00f6n <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/siemens\/jailhouse-images\">Go nyelven fejl\u0151dik.<\/a><\/noindex> a Jailhouse hipervizorhoz k\u00e9sz\u00fclt k\u00e9pgener\u00e1tor, amely Debian csomagok alapj\u00e1n k\u00e9sz\u00fclt, a t\u00e1mogatott eszk\u00f6z\u00f6k sz\u00e1m\u00e1ra. A projekt k\u00f3dja <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/siemens\/jailhouse\">terjeszt\u00e9sre ker\u00fcl<\/a><\/noindex>  GPLv2 licenc alatt. <\/p>\n<p>A hipervizor Linux kernel moduljak\u00e9nt val\u00f3sul meg, \u00e9s kernel szint\u0171 virtualiz\u00e1ci\u00f3t biztos\u00edt. A vend\u00e9g rendszerekhez sz\u00fcks\u00e9ges komponensek m\u00e1r szerepelnek a Linux alap kernel\u00e9ben. Az izol\u00e1ci\u00f3 kezel\u00e9s\u00e9re a modern CPU-k \u00e1ltal biztos\u00edtott hardveres virtualiz\u00e1l\u00f3 mechanizmusokat haszn\u00e1lj\u00e1k. A Jailhouse megk\u00fcl\u00f6nb\u00f6ztet\u0151 jellemz\u0151i k\u00f6z\u00e9 tartozik a k\u00f6nny\u0171 megval\u00f3s\u00edt\u00e1s \u00e9s a virtu\u00e1lis g\u00e9pek fix CPU-ra, RAM ter\u00fcletre \u00e9s hardveres eszk\u00f6z\u00f6kre val\u00f3 k\u00f6t\u0151d\u00e9se. Ez a megk\u00f6zel\u00edt\u00e9s lehet\u0151v\u00e9 teszi, hogy egy fizikai t\u00f6bbprocesszoros szerveren t\u00f6bb f\u00fcggetlen virtu\u00e1lis k\u00f6rnyezet m\u0171k\u00f6dj\u00f6n, mindegyik fixen hozz\u00e1kapcsolva a saj\u00e1t CPU magj\u00e1hoz. <\/p>\n<p>A CPU-hoz val\u00f3 szoros k\u00f6t\u0151d\u00e9s eset\u00e9n a hypervisor m\u0171k\u00f6d\u00e9s\u00e9b\u0151l ered\u0151 k\u00f6lts\u00e9gek minim\u00e1lisra cs\u00f6kkenthet\u0151k, \u00e9s a megval\u00f3s\u00edt\u00e1s jelent\u0151sen egyszer\u0171bb\u00e9 v\u00e1lik, mivel nincs sz\u00fcks\u00e9g bonyolult er\u0151forr\u00e1s-eloszt\u00f3 \u00fctemez\u0151 v\u00e9grehajt\u00e1s\u00e1ra - egy k\u00fcl\u00f6n CPU-\u00e9rbre t\u00f6rt\u00e9n\u0151 elk\u00fcl\u00f6n\u00edt\u00e9s lehet\u0151v\u00e9 teszi, hogy garant\u00e1lni lehessen, hogy ezen a CPU-n ne v\u00e9gezzenek el m\u00e1s feladatokat. Ennek a megk\u00f6zel\u00edt\u00e9snek az el\u0151nye a garant\u00e1lt er\u0151forr\u00e1s-hozz\u00e1f\u00e9r\u00e9s \u00e9s a kisz\u00e1m\u00edthat\u00f3 teljes\u00edtm\u00e9ny, ami a Jailhouse-t a val\u00f3s idej\u0171 feladatok l\u00e9trehoz\u00e1s\u00e1hoz alkalmass\u00e1 teszi. H\u00e1tr\u00e1nyk\u00e9nt a CPU-magok sz\u00e1m\u00e1hoz k\u00f6t\u00f6tt korl\u00e1tozott sk\u00e1l\u00e1zhat\u00f3s\u00e1g emelhet\u0151 ki.<\/p>\n<p>A Jailhouse terminol\u00f3gi\u00e1j\u00e1ban a virtu\u00e1lis k\u00f6rnyezeteket &#171;kamr\u00e1knak&#187; (cell, a jailhouse kontextus\u00e1ban) nevezik. A kamr\u00e1n bel\u00fcl a rendszer egy egyprocesszoros szerverk\u00e9nt m\u0171k\u00f6dik, amely a teljes\u00edtm\u00e9nyt mutatja. <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.google.com\/file\/d\/0B6HTUUWSPdd-Zl93MVhlMnRJRjg\/edit\">nagyon k\u00f6zel van<\/a><\/noindex> a dedik\u00e1lt CPU mag teljes\u00edtm\u00e9ny\u00e9hez. A kamer\u00e1ban b\u00e1rmilyen oper\u00e1ci\u00f3s rendszer k\u00f6rnyezete futtathat\u00f3, valamint korl\u00e1tozott k\u00f6rnyezetek egyetlen alkalmaz\u00e1s futtat\u00e1s\u00e1ra vagy k\u00fcl\u00f6n, val\u00f3s idej\u0171 feladatok megold\u00e1s\u00e1ra tervezett alkalmaz\u00e1sokhoz. A konfigur\u00e1ci\u00f3 a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/siemens\/jailhouse\/blob\/master\/configs\/\">.cell-f\u00e1jlokban van meghat\u00e1rozva<\/a><\/noindex>, amelyek meghat\u00e1rozz\u00e1k a k\u00f6rnyezetben kijel\u00f6lt CPU, mem\u00f3ria r\u00e9gi\u00f3kat \u00e9s bemeneti\/kimeneti portokat. <\/p>\n<p><center><img decoding=\"async\" alt=\"A Siemens bemutatta a Jailhouse 0.11 hipervizort\" src=\"\/wp-content\/uploads\/2019\/07\/637fe3330b175ba0bceebf4abc58f2b3.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><\/p>\n<p>Az \u00faj kiad\u00e1sban<\/p>\n<ul>\n<li class=\"l\"> Hozz\u00e1adva a Marvell MACCHIATObin, Xilinx Ultra96 platformok t\u00e1mogat\u00e1sa,<br \/>\n Microsys miriac SBC-LS1046A \u00e9s Texas Instruments AM654 IDK;<\/p>\n<li class=\"l\"> Hozz\u00e1adva statisztika minden CPU magra lebontva;\n<li class=\"l\"> PCI-eszk\u00f6z\u00f6k vissza\u00e1ll\u00edt\u00e1sa a kamera le\u00e1ll\u00edt\u00e1sakor biztos\u00edtva;\n<li class=\"l\"> A Device Tree strukt\u00far\u00e1t az Linux legutols\u00f3 kernellel val\u00f3 kompatibilit\u00e1s \u00e9rdek\u00e9ben m\u00f3dos\u00edtott\u00e1k;\n<li class=\"l\"> ARM \u00e9s ARM64 platformok sz\u00e1m\u00e1ra Spectre v2 t\u00e1mad\u00e1sok elleni v\u00e9delem ker\u00fclt bevezet\u00e9sre. A qemu-arm64 be\u00e1ll\u00edt\u00e1sok figyelembe veszik a legutols\u00f3 QEMU kiad\u00e1sok v\u00e1ltoz\u00e1sait. Megoldott\u00e1k az Orange Pi Zero alaplapokon a PSCI firmware fel\u00fcl\u00edr\u00e1s\u00e1val kapcsolatos probl\u00e9m\u00e1kat;\n<li class=\"l\"> X86 platformon a demonstr\u00e1ci\u00f3s k\u00f6rnyezetek (inmates) ind\u00edt\u00e1sakor az SSE \u00e9s AVX utas\u00edt\u00e1sok haszn\u00e1lata enged\u00e9lyezve van, valamint hiba\u00fczenetet is hozz\u00e1adtak.\n<\/ul>\n<p>A j\u00f6v\u0151beli tervek k\u00f6z\u00f6tt szerepel a r\u00e9g\u00f3ta v\u00e1rt IOMMUv3 t\u00e1mogat\u00e1s, a processzor gyors\u00edt\u00f3t\u00e1r hat\u00e9konyabb kihaszn\u00e1l\u00e1sa (<noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Cache_coloring\">cache coloring<\/a><\/noindex>), az AMD Ryzen processzorok APIC probl\u00e9m\u00e1inak megsz\u00fcntet\u00e9se, az ivshmem eszk\u00f6z \u00fajratervez\u00e9se \u00e9s a driverek f\u0151 kernelbe val\u00f3 integr\u00e1l\u00e1sa.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51057\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Siemens \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \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 Jailhouse 0.11. \u0413\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0443 \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 x86_64 \u0441 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438 VMX+EPT \u0438\u043b\u0438 SVM+NPT (AMD-V), \u0430 \u0442\u0430\u043a\u0436\u0435 \u043d\u0430 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u0445 ARMv7 \u0438 ARMv8\/ARM64 \u0441 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438 \u0434\u043b\u044f \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438. \u041e\u0442\u0434\u0435\u043b\u044c\u043d\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u043e\u0440 \u043e\u0431\u0440\u0430\u0437\u043e\u0432 \u0434\u043b\u044f \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 Jailhouse, \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u043c\u044b\u0445 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 Debian \u0434\u043b\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv2. \u0413\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26909,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-35994","post","type-post","status-publish","format-standard","has-post-thumbnail","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Siemens \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 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