{"id":99809,"date":"2021-04-15T10:22:49","date_gmt":"2021-04-15T08:22:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-google-predstavila-patchi-mnogourovnevogo-lru-dlya-linux"},"modified":"2021-04-15T10:22:49","modified_gmt":"2021-04-15T08:22:49","slug":"kompaniya-google-predstavila-patchi-mnogourovnevogo-lru-dlya-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/kompaniya-google-predstavila-patchi-mnogourovnevogo-lru-dlya-linux","title":{"rendered":"Spole\u010dnost Google p\u0159edstavila v\u00edcestup\u0148ov\u00e9 LRU patche pro Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spole\u010dnost Google p\u0159edstavila opravy, kter\u00e9 zlep\u0161uj\u00ed implementaci mechanismu LRU pro Linux. LRU (Least Recently Used) \u2014 to je mechanismus, kter\u00fd umo\u017e\u0148uje vyhazovat nebo ukl\u00e1dat do swapu nepou\u017e\u00edvan\u00e9 str\u00e1nky pam\u011bti. Podle n\u00e1zoru spole\u010dnosti Google st\u00e1vaj\u00edc\u00ed implementace mechanismu pro ur\u010den\u00ed vyhazovan\u00fdch str\u00e1nek vytv\u00e1\u0159\u00ed p\u0159\u00edli\u0161 vysokou z\u00e1t\u011b\u017e na CPU a tak\u00e9 \u010dasto d\u011bl\u00e1 ne\u0161\u0165astn\u00e1 rozhodnut\u00ed, kter\u00e9 str\u00e1nky vyhazovat. <\/p>\n

Ve experimentech proveden\u00fdch spole\u010dnost\u00ed nov\u00e1 implementace LRU sn\u00ed\u017eila po\u010det vynucen\u00fdch ukon\u010den\u00ed program\u016f z d\u016fvodu nedostatku pam\u011bti v syst\u00e9mu (OOM kill) o 18 %, v Chrome OS se po\u010det zru\u0161en\u00fdch z\u00e1lo\u017eek prohl\u00ed\u017ee\u010de z d\u016fvodu nedostatku pam\u011bti sn\u00ed\u017eil o 96 % a po\u010det OOM kill v zat\u00ed\u017een\u00fdch za\u0159\u00edzen\u00edch se sn\u00ed\u017eil o 59 %. Toto je druh\u00e1 verze patch\u016f, ve kter\u00e9 byla odstran\u011bna regrese v\u00fdkonu a dal\u0161\u00ed zji\u0161t\u011bn\u00e9 nedostatky p\u0159i testov\u00e1n\u00ed.
\n
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\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043f\u0430\u0442\u0447\u0438 \u0441 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 LRU \u0434\u043b\u044f Linux. LRU (Least Recently User) — \u044d\u0442\u043e \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u0442\u044c \u0438\u043b\u0438 \u0432\u044b\u0433\u0440\u0443\u0436\u0430\u0442\u044c \u0432 \u0441\u0432\u043e\u043f \u043d\u0435\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u043f\u0430\u043c\u044f\u0442\u0438. \u041f\u043e \u043c\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0440\u043f\u043e\u0440\u0430\u0446\u0438\u0438 Google, \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0432\u044b\u0442\u0435\u0441\u043d\u044f\u0435\u043c\u044b\u0445 \u0441\u0442\u0440\u0430\u043d\u0438\u0446 \u0441\u043e\u0437\u0434\u0430\u0451\u0442 \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0443 \u043d\u0430 CPU, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0447\u0430\u0441\u0442\u043e \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u0442 \u043d\u0435\u0443\u0434\u0430\u0447\u043d\u044b\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u044f, \u043a\u0430\u043a\u0438\u0435 \u0438\u043c\u0435\u043d\u043d\u043e \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u0432\u044b\u0433\u0440\u0443\u0436\u0430\u0442\u044c. \u0412 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u0445, […]<\/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-99809","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\udd47Spole\u010dnost Google p\u0159edstavila v\u00edcestup\u0148ov\u00e9 LRU patche pro Linux | ProHoster","description":"Spole\u010dnost Google p\u0159edstavila patche s vylep\u0161enou implementac\u00ed mechanizmu LRU pro Linux. LRU (Least Recently Used) je mechanizmus, kter\u00fd umo\u017e\u0148uje vy\u0159azovat nebo ukl\u00e1dat do swapu nepou\u017e\u00edvan\u00e9 str\u00e1nky pam\u011bti.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/kompaniya-google-predstavila-patchi-mnogourovnevogo-lru-dlya-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","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\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043f\u0430\u0442\u0447\u0438 \u043c\u043d\u043e\u0433\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u043e\u0433\u043e LRU \u0434\u043b\u044f Linux | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043f\u0430\u0442\u0447\u0438 \u0441 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 LRU \u0434\u043b\u044f Linux. LRU (Least Recently User) - \u044d\u0442\u043e \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u0442\u044c \u0438\u043b\u0438 \u0432\u044b\u0433\u0440\u0443\u0436\u0430\u0442\u044c \u0432 \u0441\u0432\u043e\u043f \u043d\u0435\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u043f\u0430\u043c\u044f\u0442\u0438.","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/kompaniya-google-predstavila-patchi-mnogourovnevogo-lru-dlya-linux","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":"2021-04-15T08:22:49+00:00","article:modified_time":"2021-04-15T08:22:49+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"99809","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-04-15 08:37:16","updated":"2022-09-29 04:27:22","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/99809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=99809"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/99809\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=99809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=99809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=99809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}