{"id":93250,"date":"2020-09-04T19:42:05","date_gmt":"2020-09-04T17:42:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4"},"modified":"2020-09-04T19:42:05","modified_gmt":"2020-09-04T17:42:05","slug":"kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4","title":{"rendered":"Spole\u010dnost Oracle vydala j\u00e1dro Unbreakable Enterprise Kernel R5U4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Spole\u010dnost Oracle <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.oracle.com\/linux\/announcing-the-unbreakable-enterprise-kernel-release-5-update-4-for-oracle-linux\">vyu\u017eila<\/a><\/noindex> \u010dtvrt\u00e9 funk\u010dn\u00ed aktualizace j\u00e1dra <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48813\">Unbreakable Enterprise Kernel R5<\/a><\/noindex>, postaven\u00fd pro pou\u017eit\u00ed v distribuci Oracle Linux jako alternativa k standardn\u00edmu bal\u00ed\u010dku s j\u00e1drem z Red Hat Enterprise Linux. J\u00e1dro je dostupn\u00e9 pro architektury x86_64 a ARM64 (aarch64). Zdrojov\u00e9 k\u00f3dy j\u00e1dra, v\u010detn\u011b rozd\u011blen\u00ed na jednotliv\u00e9 patche, <noindex><a rel=\"nofollow\" href=\"https:\/\/oss.oracle.com\/git\/?p=linux-uek.git;a=summary\">byly zve\u0159ejn\u011bny<\/a><\/noindex> jsou ve ve\u0159ejn\u00e9m Git repozit\u00e1\u0159i Oracle.<\/p>\n<p>Bal\u00ed\u010dek Unbreakable Enterprise Kernel 5 je postaven na j\u00e1dru <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47513\">Linux 4.14<\/a><\/noindex> (UEK R4 byl zalo\u017een na j\u00e1dru 4.1, a <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52670\">UEK R6<\/a><\/noindex> na 5.4), kter\u00e9 bylo dopln\u011bno o nov\u00e9 funkce, optimalizace a opravy, a tak\u00e9 bylo ov\u011b\u0159eno na kompatibilitu s v\u011bt\u0161inou aplikac\u00ed funguj\u00edc\u00edch v RHEL, a speci\u00e1ln\u011b optimalizov\u00e1no pro pr\u00e1ci s pr\u016fmyslov\u00fdm softwarem a hardwarem Oracle. Instala\u010dn\u00ed a src bal\u00ed\u010dky s j\u00e1drem UEK R5U4 <noindex><a rel=\"nofollow\" href=\"https:\/\/yum.oracle.com\/oracle-linux-7.html\">jsou p\u0159ipraveny<\/a><\/noindex> pro Oracle Linux 7 (neexistuj\u00ed \u017e\u00e1dn\u00e9 p\u0159ek\u00e1\u017eky pro pou\u017eit\u00ed tohoto j\u00e1dra v obdobn\u00fdch verz\u00edch RHEL, CentOS a Scientific Linux). <\/p>\n<p>Kl\u00ed\u010dov\u00e9 <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/en\/operating-systems\/uek\/5\/relnotes5.3\/index.html\">vylep\u0161en\u00ed<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora rezervace rozsah\u016f virtu\u00e1ln\u00edho adresn\u00edho prostoru procesu (Process Virtual Address Space Reservation), co\u017e zvy\u0161uje stabilitu datab\u00e1z\u00ed Oracle p\u0159i povolen\u00e9 n\u00e1hodn\u00e9 rozlo\u017een\u00ed adresn\u00edho prostoru (ASLR).\n<li class=\"l\"> Z nov\u00fdch vyd\u00e1n\u00ed z\u00e1kladn\u00edho j\u00e1dra byly p\u0159eneseny opravy a optimalizace pro NFS, spojen\u00e9 s p\u0159\u00edstupem k str\u00e1nkov\u00e9mu cache, zpracov\u00e1n\u00edm vol\u00e1n\u00ed RPC a podporou klient\u016f NFSv4. Byly vy\u0159e\u0161eny probl\u00e9my s fungov\u00e1n\u00edm NFS nad OCSF2.\n<li class=\"l\"> Byly roz\u0161\u00ed\u0159eny diagnostick\u00e9 prost\u0159edky TCP z\u00e1sobn\u00edku, p\u0159id\u00e1na podpora trasovac\u00edch bod\u016f na b\u00e1zi eBPF a sn\u00ed\u017eeny re\u017eijn\u00ed n\u00e1klady p\u0159i trasov\u00e1n\u00ed.\n<li class=\"l\"> Z j\u00e1dra 5.6 byly p\u0159eneseny nov\u00e9 patche na ochranu proti zranitelnostem typu Spectre v1.\n<li class=\"l\"> Byly aktualizov\u00e1ny ovlada\u010de za\u0159\u00edzen\u00ed, v\u010detn\u011b nov\u00fdch verz\u00ed ovlada\u010d\u016f pro BCM573xx (bnxt_en), Intel Ethernet Switch Host Interface (fm10k), Intel Ethernet Connection XL710 (i40e), Broadcom MegaRAID SAS (megaraid_sas), LSI MPT Fusion SAS 3.0 (mpt3sas), QLogic Fibre Channel HBA (qla2xxx), Microsemi Smart Family Controller (smartpqi), Intel Volume Management Device (vmd) a Mware Virtual Machine Communication Interface (vmw_vmci).\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53657\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0447\u0435\u0442\u0432\u0451\u0440\u0442\u043e\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Unbreakable Enterprise Kernel R5, \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0435 Oracle Linux \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u0448\u0442\u0430\u0442\u043d\u043e\u043c\u0443 \u043f\u0430\u043a\u0435\u0442\u0443 \u0441 \u044f\u0434\u0440\u043e\u043c \u0438\u0437 Red Hat Enterprise Linux. \u042f\u0434\u0440\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 x86_64 \u0438 ARM64 (aarch64). \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u044f\u0434\u0440\u0430, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0440\u0430\u0437\u0431\u0438\u0432\u043a\u0443 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0430\u0442\u0447\u0438, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0432 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u043e\u043c Git-\u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 Oracle. \u041f\u0430\u043a\u0435\u0442 Unbreakable Enterprise [&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-93250","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0447\u0435\u0442\u0432\u0451\u0440\u0442\u043e\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435.\" \/>\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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