{"id":100438,"date":"2021-06-04T16:22:49","date_gmt":"2021-06-04T14:22:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-cache-bench-0-1-0-dlya-issledovaniya-effektivnosti-keshirovaniya-fajlov-pri-nehvatke-pamyati"},"modified":"2021-06-04T16:22:49","modified_gmt":"2021-06-04T14:22:49","slug":"vypusk-cache-bench-0-1-0-dlya-issledovaniya-effektivnosti-keshirovaniya-fajlov-pri-nehvatke-pamyati","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-cache-bench-0-1-0-dlya-issledovaniya-effektivnosti-keshirovaniya-fajlov-pri-nehvatke-pamyati","title":{"rendered":"Vydanie cache-bench 0.1.0 na presk\u00famanie efektivity cacheovania s\u00faborov pri nedostatku pam\u00e4te","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>cache-bench \u2014 je Python skript, ktor\u00fd umo\u017e\u0148uje oceni\u0165 vplyv nastaven\u00ed virtu\u00e1lnej pam\u00e4te (vm.swappiness, vm.watermark_scale_factor, Multigenerational LRU Framework a in\u00fdch) na v\u00fdkonnos\u0165 \u00faloh, ktor\u00fdch realiz\u00e1cia z\u00e1vis\u00ed od cachovania s\u00faborov\u00fdch oper\u00e1ci\u00ed \u010d\u00edtania v podmienkach nedostatku pam\u00e4te. K\u00f3d je spr\u00edstupnen\u00fd pod licenciou CC0.    <\/p>\n<p>Hlavn\u00fd sp\u00f4sob pou\u017eitia \u2014 \u010d\u00edtanie s\u00faborov z ur\u010den\u00e9ho adres\u00e1ra v n\u00e1hodnom porad\u00ed a ich prid\u00e1vanie do zoznamu, k\u00fdm nie je pre\u010d\u00edtan\u00fd zadan\u00fd po\u010det mebibajtov. Dostupn\u00e9 s\u00fa dva re\u017eimy pr\u00e1ce:    <\/p>\n<ul>\n<li class=\"l\"> Prv\u00fd \u2014 pomocn\u00fd \u2014 sl\u00fa\u017ei na vytv\u00e1ranie adres\u00e1ra ur\u010dit\u00e9ho objemu. V tomto adres\u00e1ri sa vytvor\u00ed ur\u010dit\u00e9 mno\u017estvo mebibajtov\u00fdch s\u00faborov s n\u00e1hodn\u00fdmi n\u00e1zvami.\n<li class=\"l\"> Druh\u00fd re\u017eim \u2014 hlavn\u00fd \u2014 re\u017eim \u010d\u00edtania s\u00faborov z ur\u010den\u00e9ho adres\u00e1ra v n\u00e1hodnom porad\u00ed. Po\u010das \u010d\u00edtania narast\u00e1 objem pam\u00e4te, ktor\u00fa skript spotrebov\u00e1va, a r\u00fdchlos\u0165 \u010d\u00edtania zadan\u00e9ho objemu s\u00faborov z\u00e1vis\u00ed od objemu cachovan\u00fdch s\u00faborov\u00fdch str\u00e1n.  <\/ul>\n<p>S\u00fa\u010das\u0165ou projektu je aj pomocn\u00fd skript drop-cache, ktor\u00fd sa odpor\u00fa\u010da vykona\u0165 pred za\u010diatkom testu. Po\u010das \u010dinnosti skriptu v re\u017eime \u010d\u00edtania sa zobrazuje celkov\u00fd \u010das pr\u00e1ce, priemern\u00e1 r\u00fdchlos\u0165 \u010d\u00edtania, n\u00e1zov posledn\u00e9ho pre\u010d\u00edtan\u00e9ho s\u00faboru. Skript tie\u017e umo\u017e\u0148uje logova\u0165 v\u00fdsledky do s\u00faboru s \u010dasov\u00fdmi pe\u010diatkami.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55273\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>cache-bench &#8212; \u044d\u0442\u043e Python \u0441\u043a\u0440\u0438\u043f\u0442, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043e\u0446\u0435\u043d\u0438\u0442\u044c \u0432\u043b\u0438\u044f\u043d\u0438\u0435 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 (vm.swappiness, vm.watermark_scale_factor, Multigenerational LRU Framework \u0438 \u043f\u0440\u043e\u0447\u0438\u0445) \u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0437\u0430\u0434\u0430\u0447, \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0437\u0430\u0432\u0438\u0441\u0438\u0442 \u043e\u0442 \u043a\u044d\u0448\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u0447\u0442\u0435\u043d\u0438\u044f \u0432 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 \u043d\u0435\u0445\u0432\u0430\u0442\u043a\u0438 \u043f\u0430\u043c\u044f\u0442\u0438. \u041a\u043e\u0434 \u043e\u0442\u043a\u0440\u044b\u0442 \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 CC0. \u041e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u043f\u043e\u0441\u043e\u0431 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f &#8212; \u0441\u0447\u0438\u0442\u044b\u0432\u0430\u043d\u0438\u0435 \u0444\u0430\u0439\u043b\u043e\u0432 \u0438\u0437 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0439 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u0432 \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e\u043c \u043f\u043e\u0440\u044f\u0434\u043a\u0435 \u0438 \u0438\u0445 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0432 [&hellip;]<\/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-100438","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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