{"id":160719,"date":"2026-02-12T17:11:56","date_gmt":"2026-02-12T15:11:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-yadre-linux-na-12-uskorena-obrabotka-vhodyashhih-udp-paketov"},"modified":"2026-02-12T17:11:56","modified_gmt":"2026-02-12T15:11:56","slug":"v-yadre-linux-na-12-uskorena-obrabotka-vhodyashhih-udp-paketov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/v-yadre-linux-na-12-uskorena-obrabotka-vhodyashhih-udp-paketov","title":{"rendered":"El procesamiento de paquetes UDP entrantes en el n\u00facleo de Linux se ha acelerado en un 12%.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>En la base de c\u00f3digo que forma el n\u00facleo de Linux 7.0, se han adoptado un conjunto de cambios, durante las pruebas de estr\u00e9s en una red de 100 gigabits, que permitieron aumentar la eficiencia del procesamiento de paquetes UDP entrantes en un 12%. La optimizaci\u00f3n se realiz\u00f3 a trav\u00e9s de la inclusi\u00f3n manual de 2 funciones. Se se\u00f1ala que la funci\u00f3n timecounter_cyc2time() puede ser llamada por cada paquete entrante, dado que los protocolos modernos requieren el registro del tiempo de llegada del paquete. Debido a esto, en condiciones de carga elevada, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/server\/dts-dronten\/\" title=\"servidor\" data-wpil-keyword-link=\"linked\">servidor<\/a> la funci\u00f3n timecounter_cyc2time() puede ser llamada m\u00e1s de 100 millones de veces por segundo.    <\/p>\n<p>En esta situaci\u00f3n, las optimizaciones autom\u00e1ticas aplicadas por el compilador, como FDO (Optimizaci\u00f3n Dirigida por Retroalimentaci\u00f3n), LTO (Optimizaci\u00f3n en Tiempo de Vinculaci\u00f3n) y PGO (Optimizaci\u00f3n Guiada por Perfil), no pudieron detectar el segmento caliente del c\u00f3digo y lo ignoraron, aparentemente debido a que los controladores de las tarjetas de red se distribuyen en forma de m\u00f3dulos separados. Sin embargo, la expansi\u00f3n manual en l\u00ednea de la funci\u00f3n dio una ganancia significativa en el rendimiento.<br \/>\n<br \/>Fuente: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64783\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043a\u043e\u0434\u043e\u0432\u0443\u044e \u0431\u0430\u0437\u0443, \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u044f\u0434\u0440\u043e Linux 7.0, \u043f\u0440\u0438\u043d\u044f\u0442 \u043d\u0430\u0431\u043e\u0440 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439, \u043f\u0440\u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0441\u0442\u0440\u0435\u0441\u0441-\u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432 100-\u0433\u0438\u0433\u0430\u0431\u0438\u0442\u043d\u043e\u0439 \u0441\u0435\u0442\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0432\u0448\u0438\u0445 \u043f\u043e\u0432\u044b\u0441\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0445\u043e\u0434\u044f\u0449\u0438\u0445 UDP-\u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043d\u0430 12%. \u041e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u043f\u0443\u0442\u0451\u043c \u0440\u0443\u0447\u043d\u043e\u0433\u043e \u0438\u043d\u043b\u0430\u0439\u043d\u0438\u043d\u0433\u0430 2 \u0444\u0443\u043d\u043a\u0446\u0438\u0439. \u041e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u0444\u0443\u043d\u043a\u0446\u0438\u044f timecounter_cyc2time() \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c\u0441\u044f \u043d\u0430 \u043a\u0430\u0436\u0434\u044b\u0439 \u0432\u0445\u043e\u0434\u044f\u0449\u0438\u0439 \u043f\u0430\u043a\u0435\u0442, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b \u0442\u0440\u0435\u0431\u0443\u044e\u0442 \u0443\u0447\u0451\u0442\u0430 \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043f\u043e\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043a\u0435\u0442\u0430. \u0418\u0437-\u0437\u0430 \u044d\u0442\u043e\u0433\u043e \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-160719","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043a\u043e\u0434\u043e\u0432\u0443\u044e \u0431\u0430\u0437\u0443, \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u044f\u0434\u0440\u043e Linux 7.0, \u043f\u0440\u0438\u043d\u044f\u0442 \u043d\u0430\u0431\u043e\u0440 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439, \u043f\u0440\u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 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