{"id":99458,"date":"2021-03-17T16:22:53","date_gmt":"2021-03-17T14:22:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/pervyj-stabilnyj-vypusk-zlib-ng-vysokoproizvoditelnogo-forka-zlib"},"modified":"2021-03-17T16:22:53","modified_gmt":"2021-03-17T14:22:53","slug":"pervyj-stabilnyj-vypusk-zlib-ng-vysokoproizvoditelnogo-forka-zlib","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/pervyj-stabilnyj-vypusk-zlib-ng-vysokoproizvoditelnogo-forka-zlib","title":{"rendered":"L\u00ebshimi i par\u00eb stabil i zlib-ng, nj\u00eb fork me performanc\u00eb t\u00eb lart\u00eb i zlib","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Disponohet versioni i bibliotek\u00ebs zlib-ng 2.0, i cili sh\u00ebnohet si l\u00ebshimi i par\u00eb stabil i projektit (pas tij, \u00ebsht\u00eb i disponuesh\u00ebm versioni korrektiv 2.0.1). Zlib-ng \u00ebsht\u00eb kompatib\u00ebl me zlib n\u00eb nivelin API, por ofron optimizime shtes\u00eb, t\u00eb cilat nuk jan\u00eb pranuar n\u00eb depozitat zyrtare t\u00eb zlib p\u00ebr shkak t\u00eb qasjes konservatore ndaj pranimit t\u00eb ndryshimeve. P\u00ebr m\u00eb tep\u00ebr, \u00ebsht\u00eb propozuar nj\u00eb API i modernizuar, i bazuar n\u00eb zlib, por e modifikuar p\u00ebr t\u00eb thjeshtuar portimin. Kodi i projektit \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn C dhe shp\u00ebrndahet n\u00ebn licenc\u00ebn Zlib. <\/p>\n

Testet e kryera n\u00eb sistemet x86_64 treguan se gjat\u00eb kryerjes s\u00eb operacioneve t\u00eb kompresimit, Zlib-ng \u00ebsht\u00eb rreth 4 her\u00eb m\u00eb i shpejt\u00eb se zlib dhe 2.1 her\u00eb m\u00eb i shpejt\u00eb se gzip. Gjat\u00eb dekompresimit, Zlib-ng \u00ebsht\u00eb rreth 2.4 her\u00eb m\u00eb i shpejt\u00eb se zlib dhe 1.8 her\u00eb m\u00eb i shpejt\u00eb se gzip. Nj\u00eb rritje e konsiderueshme e performanc\u00ebs s\u00eb kompresimit\/dekompresimit \u00ebsht\u00eb arritur kryesisht p\u00ebrmes p\u00ebrdorimit t\u00eb instrukcioneve vektoriale SSE*, AVX2, VSX dhe Neon. <\/p>\n

P\u00ebrfshihet gjithashtu zbatimi i algoritmit p\u00ebr llogaritjen e kontrolleve t\u00eb shumave Adler32, t\u00eb optimizuar me ndihm\u00ebn e instrukcioneve SSSE3, AVX2, Neon dhe VSX, realizimi i CRC32-B mbi baz\u00ebn e PCLMULQDQ dhe ACLE, tabela t\u00eb avancuara t\u00eb heshit, zbatimi i heshit Slide mbi baz\u00ebn e SSE2, AVX2, Neon dhe VSX, operacione krahasuese n\u00eb baz\u00eb t\u00eb SSE4.2 dhe AVX2. N\u00eb p\u00ebrb\u00ebrje jan\u00eb p\u00ebrfshir\u00eb gjithashtu ndryshime t\u00eb drejtuara p\u00ebr rritjen e performanc\u00ebs, t\u00eb p\u00ebrdorura n\u00eb fork-et nga kompanit\u00eb Intel dhe Cloudflare. Procesi i pun\u00ebs me bufferat \u00ebsht\u00eb optimizuar. \u00cbsht\u00eb shtuar mb\u00ebshtetje p\u00ebr sistemet e nd\u00ebrtimit CMake dhe NMake. Sistemet e integrimit t\u00eb vazhduesh\u00ebm jan\u00eb p\u00ebrdorur p\u00ebr testim. <\/p>\n

P\u00ebrve\u00e7 optimizimeve n\u00eb Zlib-ng, jan\u00eb p\u00ebrfshir\u00eb gjithashtu patches q\u00eb jan\u00eb akumuluar n\u00eb paketat e distribucioneve dhe \u00ebsht\u00eb b\u00ebr\u00eb pastrimi i kodit nga zgjidhje t\u00eb p\u00ebrkohshme q\u00eb jan\u00eb p\u00ebrdorur n\u00eb zlib p\u00ebr mb\u00ebshtetje t\u00eb kompiluesve dhe platformave t\u00eb vjetra, por q\u00eb pengonin zbatimin e metodave m\u00eb efektive (p\u00ebr shembull, kufizimet e nevojshme p\u00ebr mb\u00ebshtetje t\u00eb sistemeve 16-bit dhe kompiluesve t\u00eb paqart\u00eb me ANSI C). \u00cbsht\u00eb punuar p\u00ebr identifikimin dhe korrigjimin e gabimeve t\u00eb zbuluara nga analizator\u00eb statik\u00eb, sistemet e fuzzing-testimit, dhe mjetet p\u00ebr identifikimin e problemeve n\u00eb pun\u00ebn me memorjen (AddressSanitizer dhe MemorySanitizer).
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 zlib-ng 2.0 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0442\u043c\u0435\u0447\u0435\u043d \u043a\u0430\u043a \u043f\u0435\u0440\u0432\u044b\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 (\u0441\u043b\u0435\u0434\u043e\u043c \u0443\u0436\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a 2.0.1). Zlib-ng \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c \u0441 zlib \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 API, \u043d\u043e \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438, \u043d\u0435 \u043f\u0440\u0438\u043d\u044f\u0442\u044b\u0435 \u0432 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 zlib \u0438\u0437-\u0437\u0430 \u043a\u043e\u043d\u0441\u0435\u0440\u0432\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043f\u043e\u0434\u0445\u043e\u0434\u0430 \u043a \u043f\u0440\u0438\u0451\u043c\u0443 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439. \u0414\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d \u043c\u043e\u0434\u0435\u0440\u043d\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 API, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 zlib, \u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0451\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u0438\u044f \u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 […]<\/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-99458","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\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\n","aioseo_head_json":{"title":"\ud83e\udd47L\u00ebshimi i par\u00eb stabil i zlib-ng, nj\u00eb fork me performanc\u00eb t\u00eb lart\u00eb t\u00eb zlib | ProHoster","description":"Disponohet versioni i bibliotek\u00ebs zlib-ng 2.0, i cili sh\u00ebnohet si l\u00ebshimi i par\u00eb stabil i projektit (pas tij, \u00ebsht\u00eb i disponuesh\u00ebm versioni korrektiv 2.0.1). Zlib-ng \u00ebsht\u00eb kompatib\u00ebl me zlib n\u00eb nivelin API, por ofron optimizime shtes\u00eb, t\u00eb cilat nuk jan\u00eb pranuar n\u00eb depozitat zyrtare t\u00eb zlib p\u00ebr shkak t\u00eb qasjes konservatore ndaj pranimit t\u00eb ndryshimeve. P\u00ebr m\u00eb tep\u00ebr, \u00ebsht\u00eb propozuar nj\u00eb API i modernizuar, i bazuar n\u00eb zlib, por e modifikuar p\u00ebr t\u00eb thjeshtuar portimin. 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