{"id":168915,"date":"2026-04-16T11:12:42","date_gmt":"2026-04-16T09:12:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/jemalloc-5-3-1"},"modified":"2026-04-16T11:12:42","modified_gmt":"2026-04-16T09:12:42","slug":"jemalloc-5-3-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/jemalloc-5-3-1","title":{"rendered":"jemalloc 5.3.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Nakon gotovo \u010detverogodi\u0161nje pauze (vidi &laquo;<a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/forum\/development\/17998612\">jemalloc sve<\/a>&raquo;) objavljena je verzija 5.3.1 alokatora <a rel=\"nofollow\" href=\"https:\/\/jemalloc.net\">jemalloc<\/a> \u2013 implementacija malloc(3), u kojoj se posebna pozornost posve\u0107uje prevenciji fragmentacije i podr\u0161ci skalabilnoj paralelnosti.<\/p>\n<p><\/noindex><\/noindex> <\/p>\n<p>Nova verzija uklju\u010duje vi\u0161e od 390 commit-a sa ispravcima gre\u0161aka, novim funkcijama, optimizacijom performansi i pobolj\u0161anjem prenosivosti.<\/p>\n<p>Projekt je napisan na jeziku C i distribuira se pod BSD licencom.<\/p>\n<p>Nove mogu\u0107nosti:<\/p>\n<ul>\n<li>podr\u0161ka za pvalloc(3).<\/li>\n<li>otkrivanje dvojne oslobo\u0111enja memorije u debug izdanju;<\/li>\n<li>dodana je opcija kompajliranja &#8212;enable-pageid za uklju\u010divanje anotacije prikazane memorije.<\/li>\n<li>dodana runtime opcija prof_bt_max za upravljanje maksimalnom dubinom stoga za profiliranje;<\/li>\n<li>dodana je opcija kompajliranja &#8212;enable-force-getenv za upotrebu getenv umjesto secure_getenv;<\/li>\n<li>dodana je opcija kompajliranja &#8212;disable-dss za onemogu\u0107avanje kori\u0161tenja sbrk(2);<\/li>\n<li>dodana opcija kompilacije tcache_ncached_max za upravljanje brojem elemenata u thread cache-u.<\/li>\n<li>dodana runtime opcija calloc_madvise_threshold za odre\u0111ivanje koristimo li kernel ili memset za nulairanje dodijeljenih blokova memorije prilikom poziva calloc;<\/li>\n<li>dodana je opcija kompajliranja &#8212;disable-user-config za onemogu\u0107avanje \u010ditanja tijekom izvo\u0111enja konfiguracija iz datoteke \/etc\/malloc.conf ili iz varijable okru\u017eenja MALLOC_CONF;<\/li>\n<li>dodana runtime opcija disable_large_size_classes za osiguranje rada novog algoritma za izra\u010dun dostupne veli\u010dine, koji minimizira tro\u0161kove memorije prilikom dodjele velikih blokova memorije, tj. s veli\u010dinom &gt;= 4 * PAGE;<\/li>\n<li>uklju\u010dena je upotreba process_madvise i dodan runtime-parametar process_madvise_max_batch za upravljanje maksimalnim brojem regija memorije u svakoj &laquo;seriji&raquo; madvise;<\/li>\n<li>dodani su mallctl interfejsi:\n<ul>\n<li>opt.prof_bt_max;<\/li>\n<li>arena.&lt;i&gt;.name za promjenu i dohva\u0107anje imena &laquo;arena&raquo;;<\/li>\n<li>thread.tcache.max za promjenu i dobivanje tcache_max trenutne niti;<\/li>\n<li>thread.tcache.ncached_max.write i thread.tcache.ncached_max.read_sizeclass za promjenu i dobivanje ncached_max trenutne niti;<\/li>\n<li>arenas.hugepage za vra\u0107anje kori\u0161tene veli\u010dine hugepage, tako\u0111e izvezene u statistiku malloc;<\/li>\n<li>approximate_stats.active za dobivanje pribli\u017ene vrijednosti trenutnog volumena aktivnih bajtova, koju ne treba uspore\u0111ivati s drugim dobivenim statisti\u010dkim podacima.<\/li>\n<\/ul>\n<\/li>\n<li>tako\u0111e su ispravljene mnoge gre\u0161ke i pobolj\u0161ana dokumentacija.<\/li>\n<\/ul>\n<p>Izvor: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/development\/18266167\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u0447\u0442\u0438 \u0447\u0435\u0442\u044b\u0440\u0451\u0445\u043b\u0435\u0442\u043d\u0435\u0439 \u043f\u0430\u0443\u0437\u044b (\u0441\u043c. &laquo;jemalloc \u0432\u0441\u0451&raquo;) \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0432\u044b\u043f\u0443\u0441\u043a 5.3.1 \u0430\u043b\u043b\u043e\u043a\u0430\u0442\u043e\u0440\u0430 jemalloc &ndash; \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 malloc(3), \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043e\u0441\u043e\u0431\u043e\u0435 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u0443\u0434\u0435\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0435\u043d\u0438\u044e \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u0438 \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0435 \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u043e\u0439 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438. \u041d\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u0432 \u0441\u0435\u0431\u044f \u0431\u043e\u043b\u0435\u0435 390 \u043a\u043e\u043c\u043c\u0438\u0442\u043e\u0432 \u0441 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u043e\u0448\u0438\u0431\u043e\u043a, \u043d\u043e\u0432\u044b\u043c\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u044f\u043c\u0438, \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0438 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u0435\u043c \u043f\u0435\u0440\u0435\u043d\u043e\u0441\u0438\u043c\u043e\u0441\u0442\u0438. \u041f\u0440\u043e\u0435\u043a\u0442 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0438 BSD. \u041d\u043e\u0432\u044b\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-168915","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u0447\u0442\u0438 \u0447\u0435\u0442\u044b\u0440\u0451\u0445\u043b\u0435\u0442\u043d\u0435\u0439 \u043f\u0430\u0443\u0437\u044b (\u0441\u043c.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Erik Peterson\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/hr\/blog\/news\/jemalloc-5-3-1\" 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