{"id":101190,"date":"2021-09-04T10:23:03","date_gmt":"2021-09-04T08:23:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/prekrashhenie-razrabotki-planirovshhika-zadach-muqss-i-nabora-patchej-ck-dlya-yadra-linux"},"modified":"2021-09-04T10:23:03","modified_gmt":"2021-09-04T08:23:03","slug":"prekrashhenie-razrabotki-planirovshhika-zadach-muqss-i-nabora-patchej-ck-dlya-yadra-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/prekrashhenie-razrabotki-planirovshhika-zadach-muqss-i-nabora-patchej-ck-dlya-yadra-linux","title":{"rendered":"Ukon\u010denie v\u00fdvoja pl\u00e1nova\u010da \u00faloh MuQSS a s\u00faboru patchov \u201e-ck\u201c pre jadro Linux.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Kon Kolivas upozornil na svoj z\u00e1mer ukon\u010di\u0165 v\u00fdvoj svojich projektov pre jadro Linux, ktor\u00e9 s\u00fa zameran\u00e9 na zv\u00fd\u0161enie respons\u00edvnosti a interaktivity pou\u017e\u00edvate\u013esk\u00fdch \u00faloh. Medzi nimi bude zastaven\u00fd aj v\u00fdvoj pl\u00e1nova\u010da MuQSS (Multiple Queue Skiplist Scheduler, predt\u00fdm vyv\u00edjan\u00fd pod n\u00e1zvom BFS) a ukon\u010den\u00e1 adapt\u00e1cia sady patchov «-ck» pre nov\u00e9 verzie jadra. <\/p>\n

Ako d\u00f4vod sa uv\u00e1dza strata z\u00e1ujmu o v\u00fdvoj pre jadro Linux po 20 rokoch podobnej \u010dinnosti a nemo\u017enos\u0165 vr\u00e1ti\u0165 sa k predch\u00e1dzaj\u00facej motiv\u00e1cii po n\u00e1vrate k lek\u00e1rskej praxi po\u010das pand\u00e9mie Covid19 (Con je vy\u0161tudovan\u00fd anest\u00e9ziol\u00f3g a po\u010das pand\u00e9mie viedol projekt na v\u00fdvoj nov\u00fdch kon\u0161trukci\u00ed pr\u00edstrojov na umel\u00fa ventil\u00e1ciu p\u013e\u00fac a na vyu\u017eitie 3D tla\u010de na v\u00fdrobu sprievodn\u00fdch dielov). <\/p>\n

Zauj\u00edmav\u00e9 je, \u017ee v roku 2007 Kon Kolivas u\u017e preru\u0161il v\u00fdvoj patchov «-ck» kv\u00f4li nemo\u017enosti presadi\u0165 svoje opravy do hlavn\u00e9ho zlo\u017eenia jadra Linux, ale nesk\u00f4r sa vr\u00e1til k ich v\u00fdvoju. Ak Kon Kolivas tentokr\u00e1t nen\u00e1jde motiv\u00e1ciu na pokra\u010dovanie pr\u00e1ce, vydanie patchov 5.12-ck1 bude posledn\u00e9. <\/p>\n

Patche «-ck», okrem pl\u00e1nova\u010da MuQSS, ktor\u00fd pokra\u010duje vo v\u00fdvoji projektu BFS, obsahuj\u00fa r\u00f4zne zmeny, ktor\u00e9 ovplyv\u0148uj\u00fa spr\u00e1vu pam\u00e4te, spracovanie prior\u00edt, gener\u00e1ciu preru\u0161enia \u010dasova\u010da a nastavenia jadra. K\u013e\u00fa\u010dov\u00fdm cie\u013eom patchov je zv\u00fd\u0161enie respons\u00edvnosti aplik\u00e1ci\u00ed na pracovnej ploche. Ke\u010f\u017ee navrhnut\u00e9 zmeny m\u00f4\u017eu negat\u00edvne ovplyvni\u0165 v\u00fdkon serverov\u00fdch syst\u00e9mov, po\u010d\u00edta\u010dov s v\u00e4\u010d\u0161\u00edm po\u010dtom CPU jadier a fungovanie v podmienkach s\u00fabe\u017en\u00e9ho vykon\u00e1vania ve\u013ek\u00e9ho po\u010dtu procesov, mnoh\u00e9 zmeny Kona Kolivasa neboli prijat\u00e9 do hlavn\u00e9ho zlo\u017eenia jadra a musel ich udr\u017eiava\u0165 vo forme samostatnej sady patchov, prisp\u00f4sobite\u013enej pre ka\u017ed\u00fa nov\u00fa verziu jadra. <\/p>\n

Poslednou aktualiz\u00e1ciou vetvy «-ck» bola adapt\u00e1cia pre vydanie jadra 5.12. Vydanie patchov «-ck» pre jadro 5.13 bolo presko\u010den\u00e9 a po vydan\u00ed jadra 5.14 bolo ozn\u00e1men\u00e9 o z\u00e1mere ukon\u010di\u0165 portovanie pre nov\u00e9 verzie jadra. Mo\u017eno sa na prevzatie spr\u00e1vy patchov podujm\u00fa projekty Liquorix a Xanmod, ktor\u00e9 u\u017e vo svojich variant\u00e1ch jadra Linux vyu\u017e\u00edvaj\u00fa pr\u00e1ce zo sady «-ck». <\/p>\n

Con Kolivas je pripraven\u00fd odovzda\u0165 \u00fadr\u017ebu patchov in\u00fdm, ale never\u00ed, \u017ee to bude \u00faspe\u0161n\u00e9 rie\u0161enie, preto\u017ee v\u0161etky predch\u00e1dzaj\u00face pokusy o vytvorenie forkov viedli k probl\u00e9mom, ktor\u00fdch sa sna\u017eil vyhn\u00fa\u0165. Pre pou\u017e\u00edvate\u013eov, ktor\u00ed chc\u00fa maximalizova\u0165 v\u00fdhody pou\u017eitia z\u00e1kladn\u00e9ho jadra Linux bez portovania pl\u00e1nova\u010da MuQSS, Con Kolivas pova\u017euje za najjednoduch\u0161ie a najefekt\u00edvnej\u0161ie prenies\u0165 patche na zv\u00fd\u0161enie frekvencie generovania preru\u0161en\u00ed z \u010dasova\u010da (HZ) na 1000 Hz.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043d \u041a\u043e\u043b\u0438\u0432\u0430\u0441 (Con Kolivas) \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0434\u0438\u043b \u043e \u043d\u0430\u043c\u0435\u0440\u0435\u043d\u0438\u0438 \u043f\u0440\u0435\u043a\u0440\u0430\u0442\u0438\u0442\u044c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0441\u0432\u043e\u0438\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432 \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Linux, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u043d\u0430 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u0435 \u043e\u0442\u0437\u044b\u0432\u0447\u0438\u0432\u043e\u0441\u0442\u0438 \u0438 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0437\u0430\u0434\u0430\u0447. \u0412 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0431\u0443\u0434\u0435\u0442 \u043e\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430 \u0437\u0430\u0434\u0430\u0447 MuQSS (Multiple Queue Skiplist Scheduler, \u0440\u0430\u043d\u0435\u0435 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u043b\u0441\u044f \u043f\u043e\u0434 \u0438\u043c\u0435\u043d\u0435\u043c BFS) \u0438 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u0430\u0434\u0430\u043f\u0442\u0430\u0446\u0438\u044f \u043d\u0430\u0431\u043e\u0440\u0430 \u043f\u0430\u0442\u0447\u0435\u0439 «-ck» \u0434\u043b\u044f \u043d\u043e\u0432\u044b\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u0432 \u044f\u0434\u0440\u0430. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043f\u0440\u0438\u0447\u0438\u043d\u044b \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442\u0441\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-101190","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\udd47Ukon\u010denie v\u00fdvoja pl\u00e1nova\u010da \u00faloh MuQSS a s\u00faboru patchov \u201e-ck\u201c pre jadro Linux | ProHoster","description":"Con Kolivas varoval o svojom \u00famysle ukon\u010di\u0165 v\u00fdvoj svojich projektov pre jadro Linux, ktor\u00e9 s\u00fa zameran\u00e9 na zlep\u0161enie reaktivity a interaktivity pou\u017e\u00edvate\u013esk\u00fdch 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