{"id":35408,"date":"2019-10-31T22:04:10","date_gmt":"2019-10-31T19:04:10","guid":{"rendered":"https:\/\/prohoster.info\/blog\/dragonfly-bsd-5-6-0\/"},"modified":"2019-10-31T22:04:10","modified_gmt":"2019-10-31T19:04:10","slug":"dragonfly-bsd-5-6-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/dragonfly-bsd-5-6-0","title":{"rendered":"DragonFly BSD 5.6.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>17. j\u00fana 2019 bol predstaven\u00fd v\u00fdznamn\u00fd vydanie opera\u010dn\u00e9ho syst\u00e9mu DragonFly BSD \u2013 Release56. Toto vydanie prin\u00e1\u0161a v\u00fdznamn\u00e9 vylep\u0161enia vo Virtual Memory System, aktualiz\u00e1cie pre Radeon a TTM, ako aj zlep\u0161enia v\u00fdkonu HAMMER2.<\/p>\n<p>DragonFly vznikol v roku 2003 ako od\u010dlenenie od FreeBSD verzie 4. Medzi mnoh\u00fdmi vlastnos\u0165ami tohto opera\u010dn\u00e9ho syst\u00e9mu m\u00f4\u017eeme vyzdvihn\u00fa\u0165 nasleduj\u00face:<\/p>\n<ul>\n<li>\n<p>Vysokov\u00fdkonn\u00fd s\u00faborov\u00fd syst\u00e9m HAMMER2 \u2013 podpora z\u00e1pisu do viacer\u00fdch sn\u00edmok s\u00fa\u010dasne, flexibiln\u00fd syst\u00e9m kv\u00f3t (vr\u00e1tane adres\u00e1rov), inkrement\u00e1lne zrkadlenie, kompresia na z\u00e1klade r\u00f4znych algoritmov, distribuovan\u00e9 multi-master zrkadlenie. Mechanizmus klastrovania je vo v\u00fdvoji.<\/p>\n<\/li>\n<li>\n<p>Hybridn\u00e9 jadro zalo\u017een\u00e9 na \u013eahk\u00fdch vl\u00e1knach s mo\u017enos\u0165ou spustenia viacer\u00fdch k\u00f3pi\u00ed jadra ako procesov v u\u017e\u00edvate\u013eskom priestore.<\/p>\n<\/li>\n<\/ul>\n<p>Hlavn\u00e9 zmeny vydania<\/p>\n<ul>\n<li>\n<p>Bolo vykonan\u00fdch mno\u017estvo zmien v subsyst\u00e9me virtu\u00e1lnej pam\u00e4te, \u010do v\u00fdrazne zv\u00fd\u0161ilo v\u00fdkon, a\u017e o 40-70 % pri ur\u010dit\u00fdch typoch oper\u00e1ci\u00ed.<\/p>\n<\/li>\n<li>\n<p>Mno\u017estvo zmien v ovl\u00e1da\u010di DRM pre Radeon a subsyst\u00e9me spr\u00e1vy video pam\u00e4te TTM pre videokarty AMD.<\/p>\n<\/li>\n<li>\n<p>Zv\u00fd\u0161en\u00fd v\u00fdkon s\u00faborov\u00e9ho syst\u00e9mu HAMMER2.<\/p>\n<\/li>\n<li>\n<p>Pridan\u00e1 podpora FUSE v u\u017e\u00edvate\u013eskom priestore.<\/p>\n<\/li>\n<li>\n<p>Zrealizovan\u00e1 izol\u00e1cia d\u00e1t v CPU medzi syst\u00e9mom a u\u017e\u00edvate\u013eom: SMAP (Supervisor Mode Access Prevention) a SMEP (Supervisor Mode Execution Prevention). Pre ich aktiv\u00e1ciu je potrebn\u00e1 podpora zo strany CPU.<\/p>\n<\/li>\n<li>\n<p>Pre procesory Intel je implementovan\u00e1 ochrana pred triedou \u00fatokov MDS (Microarchitectural Data Sampling). Predvolene je vypnut\u00e1, je potrebn\u00e9 ru\u010dn\u00e9 zapnutie. Ochrana pred Spectre je predvolene zapnut\u00e1.<\/p>\n<\/li>\n<li>\n<p>Pokra\u010duje migr\u00e1cia na LibreSSL.<\/p>\n<\/li>\n<li>\n<p>Aktualizovan\u00e9 verzie extern\u00fdch komponentov OS.<\/p>\n<\/li>\n<\/ul>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/bsd\/15058519\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>17 \u0438\u044e\u043d\u044f 2019 \u0433\u043e\u0434\u0430 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b DragonFly BSD &ndash; Release56. \u0412\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u0438\u0432\u043d\u043e\u0441\u0438\u0442 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u0432 Virtual Memory System, \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f Radeon \u0438 TTM, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 HAMMER2. DragonFly \u0432 2003 \u0433\u043e\u0434\u0443 \u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043b\u0430\u0441\u044c \u043a\u0430\u043a \u043e\u0442\u0432\u0435\u0442\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u0442 FreeBSD 4-\u0439 \u0432\u0435\u0440\u0441\u0438\u0438. \u0418\u0437 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u0435\u0439 \u044d\u0442\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0434\u0435\u043b\u0438\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435: \u0412\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0444\u0430\u0439\u043b\u043e\u0432\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430 HAMMER2 [&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-35408","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"17 \u0438\u044e\u043d\u044f 2019 \u0433\u043e\u0434\u0430 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b DragonFly BSD \u2013 Release56.\" \/>\n\t<meta name=\"robots\" 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