{"id":122017,"date":"2025-02-20T14:22:23","date_gmt":"2025-02-20T12:22:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/zstandard-1-5-7"},"modified":"2025-02-20T14:22:23","modified_gmt":"2025-02-20T12:22:23","slug":"zstandard-1-5-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/zstandard-1-5-7","title":{"rendered":"Zstandard 1.5.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dup\u0103 11 luni de dezvoltare \u0219i peste 500 de commit-uri, a fost lansat\u0103 versiunea 1.5.7 a bibliotecii rapide de compresie a datelor \u0219i a utilitarului de linie de comand\u0103 Zstandard, scris\u0103 \u00een limbajul C \u0219i distribuit\u0103 sub licen\u021bele BSD \u0219i GNU GPL 2.<\/p>\n<p>Este o lansare semnificativ\u0103, cu \u00eembun\u0103t\u0103\u021biri \u00een performan\u021b\u0103, stabilitate \u0219i func\u021bionalitate, fiind recomandat\u0103 \u00een special utilizatorilor sistemelor de 32 de bi\u021bi.<\/p>\n<p>Modific\u0103ri principale:<\/p>\n<ul>\n<li>A fost remediat\u0103 o problem\u0103 veche \u0219i foarte rar\u0103 de compresie \u00een modul de 32 de bi\u021bi, care putea ap\u0103rea \u00een timpul sesiunilor lungi (acela\u0219i ZSTD_CCtx* fiind utilizat \u00een mod repetat).<\/li>\n<li>Cre\u0219tere semnificativ\u0103 a vitezei de compresie (p\u00e2n\u0103 la +30%) pentru datele de dimensiuni mici.<\/li>\n<li>\u00cembun\u0103t\u0103\u021birea vitezei de compresie (~+5%) cu dic\u021bionarul la niveluri sc\u0103zute de compresie.<\/li>\n<li>Func\u021bionarea mai rapid\u0103 a echipei \u2014patch-from la niveluri ridicate de compresie, cu \u00eembun\u0103t\u0103\u021birea coeficientului de compresie.<\/li>\n<li>Coeficientul de compresie a fost \u00eembun\u0103t\u0103\u021bit la toate nivelurile datorit\u0103 determin\u0103rii mai bune a limitelor blocurilor.<\/li>\n<li>Detectarea instruc\u021biunii CPU bmi2 \u00een timpul execu\u021biei acum func\u021bioneaz\u0103 \u0219i \u00een modul de 32 de bi\u021bi x86.<\/li>\n<li>Utilizarea multithreading-ului \u00een utilitarul de linie de comand\u0103 este activat\u0103 implicit.<\/li>\n<li>\u00cen utilitarul de consol\u0103 a fost ad\u0103ugat\u0103 o nou\u0103 comand\u0103 \u2014max, care \u00eencearc\u0103 s\u0103 asigure cel mai bun coeficient de compresie posibil, aduc\u00e2nd toate parametrii la valoarea maxim\u0103.<\/li>\n<li>A fost ad\u0103ugat\u0103 o nou\u0103 metod\u0103 \u00een API, ZSTD_compressSequencesAndLiterals().<\/li>\n<li>Func\u021bia ZSTD_getFrameHeader() acum func\u021bioneaz\u0103 \u0219i pentru cadrele omise.<\/li>\n<li>Au fost realizate alte \u00eembun\u0103t\u0103\u021biri \u0219i remedieri de bug-uri.<\/li>\n<\/ul>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/17890558\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 11 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0441\u0432\u044b\u0448\u0435 500 \u043a\u043e\u043c\u043c\u0438\u0442\u043e\u0432 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0432\u044b\u043f\u0443\u0441\u043a 1.5.7 \u0431\u044b\u0441\u0442\u0440\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0441\u0436\u0430\u0442\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u043a\u043e\u043d\u0441\u043e\u043b\u044c\u043d\u043e\u0439 \u0443\u0442\u0438\u043b\u0438\u0442\u044b Zstandard, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u043c\u044b\u0445 \u043f\u043e \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u044f\u043c BSD \u0438 GNU GPL 2. \u042d\u0442\u043e \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0441 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f\u043c\u0438 \u0432 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u0438 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 32-\u0431\u0438\u0442\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0420\u0435\u0448\u0435\u043d\u0430 \u0434\u0430\u0432\u043d\u044f\u044f \u0438 \u043e\u0447\u0435\u043d\u044c [&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-122017","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 11 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0441\u0432\u044b\u0448\u0435 500 \u043a\u043e\u043c\u043c\u0438\u0442\u043e\u0432 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