{"id":101816,"date":"2021-10-27T16:23:23","date_gmt":"2021-10-27T14:23:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-crabz-0-7-utility-dlya-mnogopotochnogo-szhatiya-i-raspakovki-napisannoj-na-rust"},"modified":"2021-10-27T16:23:23","modified_gmt":"2021-10-27T14:23:23","slug":"vypusk-crabz-0-7-utility-dlya-mnogopotochnogo-szhatiya-i-raspakovki-napisannoj-na-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-crabz-0-7-utility-dlya-mnogopotochnogo-szhatiya-i-raspakovki-napisannoj-na-rust","title":{"rendered":"Wydanie crabz 0.7, narz\u0119dzia do wielow\u0105tkowego kompresowania i dekompresowania, napisanego w Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Wydano narz\u0119dzie crabz, kt\u00f3re implementuje wielow\u0105tkowe kompresowanie i dekompresowanie danych, podobnie jak narz\u0119dzie pigz. Oba te narz\u0119dzia s\u0105 wielow\u0105tkowymi wersjami programu gzip, zoptymalizowanymi do pracy na systemach wielordzeniowych. Sam crabz r\u00f3\u017cni si\u0119 tym, \u017ce zosta\u0142 napisany w j\u0119zyku programowania Rust, w przeciwie\u0144stwie do narz\u0119dzia pigz, kt\u00f3re zosta\u0142o napisane w C (cz\u0119\u015bciowo te\u017c w C++) i wykazuje znacz\u0105cy wzrost wydajno\u015bci, w niekt\u00f3rych przypadkach osi\u0105gaj\u0105cy 50%.    <\/p>\n<p>Na stronie deweloper\u00f3w znajduje si\u0119 szczeg\u00f3\u0142owe por\u00f3wnanie pr\u0119dko\u015bci dzia\u0142ania obu narz\u0119dzi z r\u00f3\u017cnymi kluczami i u\u017cytymi backendami. Pomiar\u00f3w dokonano na p\u00f3\u0142tora gigabajtowym pliku csv, korzystaj\u0105c jako stanowiska testowego z PC opartym na AMD Ryzen 9 3950X 16-Core Processor z 64 GB pami\u0119ci DDR4 RAM oraz na systemie operacyjnym Ubuntu 20. Dla tych, kt\u00f3rzy nie chc\u0105 zag\u0142\u0119bia\u0107 si\u0119 w szczeg\u00f3\u0142ow\u0105 analiz\u0119 wydajno\u015bci, przygotowano kr\u00f3tkie sprawozdanie:  <\/p>\n<ul>\n<li class=\"l\"> crabz z u\u017cyciem backendu zlib jest r\u00f3wny pigz pod wzgl\u0119dem wydajno\u015bci;\n<li class=\"l\"> z u\u017cyciem backendu zlib-ng do p\u00f3\u0142tora raza szybszy ni\u017c pigz;\n<li class=\"l\"> crabz z backendem rust nieznacznie (o 5-10%) szybszy od pigz.  <\/ul>\n<p>Wed\u0142ug deweloper\u00f3w, opr\u00f3cz wi\u0119kszej pr\u0119dko\u015bci dzia\u0142ania, crabz w por\u00f3wnaniu do pigz posiada r\u00f3wnie\u017c nast\u0119puj\u0105ce zalety:  <\/p>\n<ul>\n<li class=\"l\"> crabz z backendem deflate_rust wykorzystuje kod w ca\u0142o\u015bci napisany w Rust, co jest bardziej bezpieczne;\n<li class=\"l\"> crabz jest wieloplatformowy i wspiera Windows, co mo\u017ce przyci\u0105gn\u0105\u0107 wi\u0119cej uczestnik\u00f3w;\n<li class=\"l\"> crabz wspiera wi\u0119cej format\u00f3w (Gzip, Zlib, Mgzip, BGZF, Raw Deflate i Snap).  <\/ul>\n<p>Pomimo pe\u0142nej funkcjonalno\u015bci, crabz charakteryzuje si\u0119 jako koncepcyjny prototyp narz\u0119dzia CLI, korzystaj\u0105cego z paczki crate GZP.<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56051\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0432\u044b\u043f\u0443\u0441\u043a \u0443\u0442\u0438\u043b\u0438\u0442\u044b crabz, \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u044e\u0449\u0435\u0439 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0435 \u0441\u0436\u0430\u0442\u0438\u0435 \u0438 \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0443 \u0434\u0430\u043d\u043d\u044b\u0445, \u0430\u043d\u0430\u043b\u043e\u0433\u0438\u0447\u043d\u043e \u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 pigz. \u041e\u0431\u0435 \u044d\u0442\u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0441\u043e\u0431\u043e\u0439 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b gzip, \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043d\u0430 \u043c\u043d\u043e\u0433\u043e\u044f\u0434\u0435\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445. \u0421\u0430\u043c \u0436\u0435 crabz \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u0442\u0435\u043c, \u0447\u0442\u043e \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Rust, \u0432 \u043e\u0442\u043b\u0438\u0447\u0438\u0438 \u043e\u0442 \u0443\u0442\u0438\u043b\u0438\u0442\u044b pigz, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 C (\u0438, \u0447\u0430\u0441\u0442\u0438\u0447\u043d\u043e, \u043d\u0430 C++), \u0438 \u0434\u0435\u043c\u043e\u043d\u0441\u0442\u0440\u0438\u0440\u0443\u0435\u0442 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 [&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-101816","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com 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