{"id":123598,"date":"2025-04-18T15:05:14","date_gmt":"2025-04-18T13:05:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-yadre-linux-6-16-budet-prekrashhena-podderzhka-protokola-dccp"},"modified":"2025-04-18T15:05:14","modified_gmt":"2025-04-18T13:05:14","slug":"v-yadre-linux-6-16-budet-prekrashhena-podderzhka-protokola-dccp","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/v-yadre-linux-6-16-budet-prekrashhena-podderzhka-protokola-dccp","title":{"rendered":"A Linux 6.16-ban megsz\u0171nik a DCCP protokoll t\u00e1mogat\u00e1sa.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A net-next \u00e1gban, ahol a j\u00f6v\u0151beni Linux 6.16 kernel kiad\u00e1s\u00e1hoz sz\u00fcks\u00e9ges m\u00f3dos\u00edt\u00e1sokat gy\u0171jtik, elfogadtak egy v\u00e1ltoztat\u00e1st, amely elt\u00e1vol\u00edtja a DCCP (Datagram Congestion Control Protocol) h\u00e1l\u00f3zati protokoll t\u00e1mogat\u00e1s\u00e1t. A DCCP csomagsz\u0171r\u0151 netfilter modulok t\u00e1mogat\u00e1sa megmarad. A DCCP protokollt 2006-ban standardiz\u00e1lt\u00e1k \u00e9s befogadt\u00e1k a kernelbe. \u00dagy gondolt\u00e1k, hogy a DCCP fokozni fogja a streaming \u00e9s az internetes telefon\u00e1l\u00e1s hat\u00e9konys\u00e1g\u00e1t t\u00falterhelt h\u00e1l\u00f3zatokban, de a protokoll val\u00f3j\u00e1ban nem v\u00e1lt n\u00e9pszer\u0171v\u00e9 \u00e9s nem terjedt el. <\/p>\n

A DCCP k\u00f3d a kernelben m\u00e1r \u00f6t \u00e9ve karbantart\u00e1s n\u00e9lk\u00fcl marad, \u00e9s az ut\u00f3bbi \u00e9vek m\u00f3dos\u00edt\u00e1sai csak az API refaktor\u00e1l\u00e1sa miatt t\u00f6rt\u00e9ntek. N\u00e9h\u00e1ny \u00e9vvel ezel\u0151tt a Multipath DCCP projekt keret\u00e9ben megpr\u00f3b\u00e1lt\u00e1k fejleszteni a DCCP protokollt a kernelben, de a projekt k\u00f3dj\u00e1nak egy r\u00e9sze tov\u00e1bbra is tulajdonjog v\u00e9delme alatt \u00e1ll. A Multipath DCCP fejleszt\u0151je tervezte, hogy megnyitja a tulajdonjog alatt \u00e1ll\u00f3 r\u00e9szek k\u00f3dj\u00e1t, \u00e1tadja a j\u00f6v\u0151beli v\u00e1ltoz\u00e1sokat a kernel f\u0151 \u00e1g\u00e1ba, \u00e9s mag\u00e1ra v\u00e1llalja a DCCP kernelbeli karbantart\u00e1si feladatait, de m\u00e1r \u00e9vek \u00f3ta nem kommunik\u00e1l. <\/p>\n

A DCCP elt\u00e1vol\u00edt\u00e1sa a Linux kernelb\u0151l megsz\u00fcnteti az akad\u00e1lyokat, amelyek g\u00e1tolj\u00e1k az inet_connection_sock adatstrukt\u00fara \u00e1tstruktur\u00e1l\u00e1s\u00e1t a TCP verem munk\u00e1j\u00e1nakhat\u00e9konyabb\u00e1 t\u00e9tel\u00e9re. Jelenleg az inet_connection_sock strukt\u00far\u00e1t a TCP \u00e9s DCCP egyar\u00e1nt haszn\u00e1lja, ami megnehez\u00edti a TCP sz\u00e1m\u00e1ra bizonyos optimaliz\u00e1l\u00e1sok megval\u00f3s\u00edt\u00e1s\u00e1t a DCCP k\u00f3dj\u00e1nak \u00e1t\u00edr\u00e1sa n\u00e9lk\u00fcl. K\u00fcl\u00f6n\u00f6sen az inet_connection_sock strukt\u00fara \u00e1t\u00edr\u00e1sa lehet\u0151v\u00e9 teszi a processzor cache hasznosabb kihaszn\u00e1l\u00e1s\u00e1t a m\u00e1r l\u00e9trej\u00f6tt TCP kapcsolat pacskainak gyorsabb feldolgoz\u00e1sa sor\u00e1n (TCP fastpath).
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u0441\u043e\u0441\u0442\u0430\u0432 \u0432\u0435\u0442\u043a\u0438 net-next, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043d\u0430\u043a\u0430\u043f\u043b\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u0431\u0443\u0434\u0443\u0449\u0435\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0434\u0440\u0430 Linux 6.16, \u043f\u0440\u0438\u043d\u044f\u0442\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435, \u0443\u0434\u0430\u043b\u044f\u044e\u0449\u0435\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 DCCP (Datagram Congestion Control Protocol). \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 netfilter-\u043c\u043e\u0434\u0443\u043b\u0435\u0439 \u0434\u043b\u044f \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 DCCP \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0430. \u041f\u0440\u043e\u0442\u043e\u043a\u043e\u043b DCCP \u0431\u044b\u043b \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d \u0438 \u043f\u0440\u0438\u043d\u044f\u0442 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u044f\u0434\u0440\u0430 \u0432 2006 \u0433\u043e\u0434\u0443. \u041f\u0440\u0435\u0434\u043f\u043e\u043b\u0430\u0433\u0430\u043b\u043e\u0441\u044c, \u0447\u0442\u043e DCCP \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442 \u043f\u043e\u0432\u044b\u0441\u0438\u0442\u044c \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u043f\u043e\u0442\u043e\u043a\u043e\u0432\u043e\u0433\u043e \u0432\u0435\u0449\u0430\u043d\u0438\u044f […]<\/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-123598","post","type-post","status-publish","format-standard","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\udd47A Linux 6.16-ban megsz\u0171nik a DCCP protokoll t\u00e1mogat\u00e1sa | ProHoster","description":"A net-next \u00e1gban, ahol a j\u00f6v\u0151beni Linux 6.16 kernel kiad\u00e1s\u00e1hoz sz\u00fcks\u00e9ges m\u00f3dos\u00edt\u00e1sokat gy\u0171jtik, elfogadtak egy v\u00e1ltoztat\u00e1st, amely elt\u00e1vol\u00edtja a DCCP (Datagram Congestion Control Protocol) h\u00e1l\u00f3zati protokoll 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\u0432\u0435\u0442\u043a\u0438 net-next, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043d\u0430\u043a\u0430\u043f\u043b\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u0431\u0443\u0434\u0443\u0449\u0435\u0433\u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0430 \u044f\u0434\u0440\u0430 Linux 6.16, \u043f\u0440\u0438\u043d\u044f\u0442\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435, \u0443\u0434\u0430\u043b\u044f\u044e\u0449\u0435\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u0441\u0435\u0442\u0435\u0432\u043e\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 DCCP (Datagram Congestion Control 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