{"id":113046,"date":"2024-01-22T11:28:02","date_gmt":"2024-01-22T09:28:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dlya-yadra-linux-podgotovleny-optimizaczii-povyshayushhie-proizvoditelnost-planirovshhikov-vvoda-vyvoda"},"modified":"2024-01-22T11:28:02","modified_gmt":"2024-01-22T09:28:02","slug":"dlya-yadra-linux-podgotovleny-optimizaczii-povyshayushhie-proizvoditelnost-planirovshhikov-vvoda-vyvoda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/dlya-yadra-linux-podgotovleny-optimizaczii-povyshayushhie-proizvoditelnost-planirovshhikov-vvoda-vyvoda","title":{"rendered":"Optimaliz\u00e1l\u00e1sok k\u00e9sz\u00fcltek a Linux kernel sz\u00e1m\u00e1ra, amelyek n\u00f6velik a bemeneti\/kimeneti \u00fctemez\u0151k teljes\u00edtm\u00e9ny\u00e9t","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Jens Axboe, az io_uring \u00e9s a CFQ, Deadline, valamint Noop I\/O \u00fctemez\u0151k alkot\u00f3ja, folytatta a Linux kernel I\/O optimaliz\u00e1l\u00e1s\u00e1val kapcsolatos k\u00eds\u00e9rleteit. Ez\u00fattal az I\/O \u00fctemez\u0151k, a BFQ \u00e9s a mq-deadline ker\u00fclt a figyelme k\u00f6z\u00e9ppontj\u00e1ba, amelyek sz\u0171k keresztmetszetet jelentettek legal\u00e1bbis a nagy sebess\u00e9g\u0171 NVMe t\u00e1rol\u00f3k eset\u00e9ben. <\/p>\n

A helyzet tanulm\u00e1nyoz\u00e1sa szerint az egyik kulcsfontoss\u00e1g\u00fa oka a bemeneti\/kimeneti \u00fctemez\u0151k alulteljes\u00edt\u00e9s\u00e9nek a konkur\u00e1l\u00f3 z\u00e1rol\u00e1si probl\u00e9m\u00e1k voltak (\"lock contention\", amikor megpr\u00f3b\u00e1lunk megszerezni egy z\u00e1rol\u00e1st, amelyet egy m\u00e1sik sz\u00e1l tart). Az \u00fctemez\u0151k m\u0171k\u00f6d\u00e9si sebess\u00e9ge sz\u00e1mos esetben dr\u00e1maian megn\u00f6vekedett a z\u00e1rol\u00e1skezel\u00e9s verseng\u00e9s\u00e9nek cs\u00f6kkent\u00e9s\u00e9re ir\u00e1nyul\u00f3 int\u00e9zked\u00e9sek, p\u00e9ld\u00e1ul a diszp\u00e9cser szekvenci\u00e1ci\u00f3ja \u00e9s a lek\u00e9rdez\u00e9sek beszor\u00edt\u00e1sa r\u00e9v\u00e9n (IOPS). <\/p>\n

A BFQ \u00fctemez\u0151 tesztel\u00e9se sor\u00e1n a fio seg\u00e9dprogrammal a teljes\u00edtm\u00e9ny 567K-r\u00f3l 1551K-ra n\u0151tt I\/O m\u0171veletek m\u00e1sodpercenk\u00e9nt, m\u00edg a blokkol\u00e1s verseng\u00e9se 96%-r\u00f3l 30%-ra cs\u00f6kkent. A mq-deadline eset\u00e9n a javasolt foltok alkalmaz\u00e1sa ut\u00e1n, NVMe t\u00e1rol\u00f3 haszn\u00e1lat\u00e1val, a teljes\u00edtm\u00e9ny 1070K-r\u00f3l 2560K-ra n\u0151tt I\/O m\u0171veletek m\u00e1sodpercenk\u00e9nt (IOPS), a blokkol\u00e1s verseng\u00e9se 94%-r\u00f3l 23%-ra cs\u00f6kkent.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0419\u0435\u043d\u0441 \u042d\u043a\u0441\u0431\u043e (Jens Axboe), \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044c io_uring \u0438 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u0432 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 CFQ, Deadline \u0438 Noop, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u043b \u0441\u0432\u043e\u0438 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u044b \u0441 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 \u0432 \u044f\u0434\u0440\u0435 Linux. \u041d\u0430 \u044d\u0442\u043e\u0442 \u0440\u0430\u0437 \u043f\u043e\u0434 \u0435\u0433\u043e \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043f\u043e\u043f\u0430\u043b\u0438 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0438 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 BFQ \u0438 mq-deadline, \u043e\u043a\u0430\u0437\u0430\u0432\u0448\u0438\u0435\u0441\u044f \u0443\u0437\u043a\u0438\u043c \u043c\u0435\u0441\u0442\u043e\u043c \u043a\u0430\u043a \u043c\u0438\u043d\u0438\u043c\u0443\u043c \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u043d\u044b\u0445 \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u0435\u0439 NVMe. \u041a\u0430\u043a \u043f\u043e\u043a\u0430\u0437\u0430\u043b\u043e \u0438\u0437\u0443\u0447\u0435\u043d\u0438\u0435 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438, \u043e\u0434\u043d\u043e\u0439 \u0438\u0437 \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u0445 \u043f\u0440\u0438\u0447\u0438\u043d \u043d\u0435\u043e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c […]<\/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-113046","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 kernel sz\u00e1m\u00e1ra k\u00e9sz\u00fclt optimaliz\u00e1l\u00e1sok jav\u00edtj\u00e1k az I\/O \u00fctemez\u0151k teljes\u00edtm\u00e9ny\u00e9t | ProHoster","description":"Jens Axboe, az io_uring \u00e9s a CFQ, Deadline, valamint Noop I\/O \u00fctemez\u0151k alkot\u00f3ja, folytatta a Linux kernel I\/O optimaliz\u00e1l\u00e1s\u00e1val kapcsolatos k\u00eds\u00e9rleteit.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/dlya-yadra-linux-podgotovleny-optimizaczii-povyshayushhie-proizvoditelnost-planirovshhikov-vvoda-vyvoda","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0414\u043b\u044f \u044f\u0434\u0440\u0430 Linux \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438, \u043f\u043e\u0432\u044b\u0448\u0430\u044e\u0449\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u0432 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 | ProHoster","og:description":"\u0419\u0435\u043d\u0441 \u042d\u043a\u0441\u0431\u043e (Jens Axboe), \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044c io_uring \u0438 \u043f\u043b\u0430\u043d\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u0432 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 CFQ, Deadline \u0438 Noop, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u043b \u0441\u0432\u043e\u0438 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u044b \u0441 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u0432\u043e\u0434\u0430\/\u0432\u044b\u0432\u043e\u0434\u0430 \u0432 \u044f\u0434\u0440\u0435 Linux.","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/dlya-yadra-linux-podgotovleny-optimizaczii-povyshayushhie-proizvoditelnost-planirovshhikov-vvoda-vyvoda","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2024-01-22T09:28:02+00:00","article:modified_time":"2024-01-22T09:28:02+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/113046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=113046"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/113046\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=113046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=113046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=113046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}