{"id":163981,"date":"2026-03-12T11:12:00","date_gmt":"2026-03-12T09:12:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-yadrah-dlya-platformy-android-vklyuchena-optimizacziya-autofdo"},"modified":"2026-03-12T11:12:00","modified_gmt":"2026-03-12T09:12:01","slug":"v-yadrah-dlya-platformy-android-vklyuchena-optimizacziya-autofdo","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/v-yadrah-dlya-platformy-android-vklyuchena-optimizacziya-autofdo","title":{"rendered":"V j\u00e1drech pro platformu Android je zahrnuta optimalizace AutoFDO","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spole\u010dnost Google shrnula v\u00fdsledky implementace optimalizace AutoFDO (Auto-Feedback-Directed Optimization) p\u0159i sestavov\u00e1n\u00ed j\u00e1dra Linux pro platformu Android. AutoFDO vyu\u017e\u00edv\u00e1 v\u00fdsledky profilov\u00e1n\u00ed s informacemi o \u010detnosti prov\u00e1d\u011bn\u00ed r\u016fzn\u00fdch \u010d\u00e1st\u00ed k\u00f3du k zv\u00fd\u0161en\u00ed v\u00fdkonu \u010dasto prov\u00e1d\u011bn\u00fdch operac\u00ed. Optimalizace AutoFDO byla implementov\u00e1na p\u0159i sestavov\u00e1n\u00ed j\u00e1dra Linux 6.12 pro Android 16 a 6.6 pro Android 15 a tak\u00e9 bude zahrnuta p\u0159i sestaven\u00ed j\u00e1dra 6.18 pro Android 17. Profilov\u00e1n\u00ed v\u00fdkonu pro AutoFDO bylo provedeno na z\u00e1klad\u011b spu\u0161t\u011bn\u00ed 100 popul\u00e1rn\u00edch aplikac\u00ed ze sady C-Suite (Android App Compatibility Test Suite) a simulace interakce u\u017eivatele s t\u011bmito aplikacemi. <\/p>\n

D\u0159\u00edve byla optimalizace AutoFDO ji\u017e aplikov\u00e1na v Androidu p\u0159i sestavov\u00e1n\u00ed syst\u00e9mov\u00fdch knihoven a spustiteln\u00fdch soubor\u016f v u\u017eivatelsk\u00e9m prostoru, a pr\u016fm\u011brn\u011b umo\u017enila zrychlit spu\u0161t\u011bn\u00ed aplikac\u00ed o 4 % a zkr\u00e1tit \u010dasy na\u010d\u00edt\u00e1n\u00ed o 1 %. Optimalizace AutoFDO v\u0161ak do ned\u00e1vn\u00e9 doby nebyla aplikov\u00e1na na j\u00e1dra Linux, na jejich\u017e prov\u00e1d\u011bn\u00ed podle statistik Google v Androidu pad\u00e1 40 % procesorov\u00e9ho \u010dasu. <\/p>\n

Ve vykonan\u00fdch testech zapnut\u00ed AutoFDO pro j\u00e1dro vedlo k zkr\u00e1cen\u00ed doby na\u010d\u00edt\u00e1n\u00ed o 2,1 %, zrychlen\u00ed prvn\u00edho spu\u0161t\u011bn\u00ed aplikac\u00ed o 4,3 %, zv\u00fd\u0161en\u00ed efektivity syst\u00e9mov\u00fdch vol\u00e1n\u00ed o 9,3 %, zkr\u00e1cen\u00ed doby prov\u00e1d\u011bn\u00ed mmap transakc\u00ed Binder o 12,3 %, HwBinder o 20 % a Binder RPC o 21,7 %.

\"V<\/center>
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Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043f\u043e\u0434\u0432\u0435\u043b\u0430 \u0438\u0442\u043e\u0433\u0438 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 AutoFDO (Auto-Feedback-Directed Optimization) \u043f\u0440\u0438 \u0441\u0431\u043e\u0440\u043a\u0435 \u044f\u0434\u0440\u0430 Linux \u0434\u043b\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Android. 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\u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u0430 \u043f\u0440\u0438 \u0441\u0431\u043e\u0440\u043a\u0435 \u044f\u0434\u0440\u0430 Linux 6.12 \u0434\u043b\u044f Android 16 \u0438 6.6 \u0434\u043b\u044f Android 15, \u0438 \u0442\u0430\u043a\u0436\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0430 \u043f\u0440\u0438 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":163982,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-163981","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Optimalizace AutoFDO 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