{"id":165003,"date":"2026-03-17T17:12:39","date_gmt":"2026-03-17T15:12:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc"},"modified":"2026-03-17T17:12:39","modified_gmt":"2026-03-17T15:12:39","slug":"facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc","title":{"rendered":"Facebook obnovil v\u00fdvoj kni\u017enice spr\u00e1vy pam\u00e4te jemalloc","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Spolo\u010dnos\u0165 Meta* ozn\u00e1mila obnovenie v\u00fdvoja kni\u017enice spr\u00e1vy pam\u00e4te jemalloc, ktorej repozit\u00e1r bol v j\u00fani minul\u00e9ho roka preveden\u00fd do arch\u00edvneho re\u017eimu. Kni\u017enica jemalloc pon\u00faka alternat\u00edvnu implement\u00e1ciu funkci\u00ed malloc, optimalizovan\u00fa na zn\u00ed\u017eenie fragment\u00e1cie a pr\u00e1cu na viacprocesorov\u00fdch syst\u00e9moch.     <\/p>\n<p>Upozor\u0148uje sa, \u017ee spolo\u010dnos\u0165 Meta si uvedomila v\u00fdhody pou\u017eitia jemalloc vo svojej infra\u0161trukt\u00fare a rozhodla sa obnovi\u0165 pr\u00e1cu na k\u00f3de tejto kni\u017enice s cie\u013eom zn\u00ed\u017ei\u0165 n\u00e1klady na \u00fadr\u017ebu, moderniz\u00e1ciu k\u00f3dovej z\u00e1kladne, zbavenie sa technick\u00e9ho dlhu a prisp\u00f4sobenie alok\u00e1tora nov\u00fdm typom z\u00e1\u0165a\u017ee a aktu\u00e1lnemu hardv\u00e9ru. V\u00fdvoj bude pokra\u010dova\u0165 vo forme otvoren\u00e9ho projektu, ktor\u00fd bude rozv\u00edjan\u00fd spolo\u010dne s komunitou a v\u00edtal zapojenie extern\u00fdch \u00fa\u010dastn\u00edkov.    <\/p>\n<p>Kni\u017enicu jemalloc vytvoril Jason Evans v roku 2005 pre FreeBSD 7.0, n\u00e1sledne bola portovan\u00e1 do NetBSD a integrovan\u00e1 do Firefoxu. V roku 2009 autor jemalloc pre\u0161iel do spolo\u010dnosti Facebook, kde sa t\u00e1to kni\u017enica pou\u017e\u00edvala vo vn\u00fatorn\u00fdch projektoch. V roku 2017 Jason odi\u0161iel zo spolo\u010dnosti Facebook, a v\u00fdvoj pokra\u010doval zost\u00e1vaj\u00faci t\u00edm z Facebooku. Po premenovan\u00ed na Meta sa priority spolo\u010dnosti zmenili, rozvoj kni\u017enice sa zastavil a v\u00fdvoj sa s\u00fastredil iba na vn\u00fatorn\u00e9 potreby, zatia\u013e \u010do verejn\u00e1 k\u00f3dov\u00e1 z\u00e1klad\u0148a \u010dasom degradovala. Na udr\u017eanie verejnej kni\u017enice bola potrebn\u00e1 v\u00fdznamn\u00e1 refaktoring, ale Jason nebol ochotn\u00fd tr\u00e1vi\u0165 svoj \u010das touto pr\u00e1cou a preto pred 10 mesiacmi previedol repozit\u00e1r do arch\u00edvneho re\u017eimu.      <\/p>\n<p>Medzi pl\u00e1ny, ktor\u00e9 spolo\u010dnos\u0165 Facebook pl\u00e1novala realizova\u0165 po o\u017eiven\u00ed projektu, patr\u00ed:  <\/p>\n<ul>\n<li class=\"l\"> Zn\u00ed\u017eenie nahromaden\u00e9ho technick\u00e9ho dlhu, refaktoring a \u010distenie k\u00f3dovej z\u00e1kladne, zdokonalenie kni\u017enice pre zachovanie efekt\u00edvnosti, spo\u013eahlivosti a jednoduchej pou\u017eite\u013enosti.\n<li class=\"l\"> Pokra\u010dovanie v\u00fdvoja alok\u00e1tora HPA (Huge-Page Allocator) na optimaliz\u00e1ciu spotreby zdrojov CPU prostredn\u00edctvom optim\u00e1lnej\u0161ieho vyu\u017eitia ve\u013ek\u00fdch str\u00e1nok pam\u00e4te (transparent hugepage).\n<li class=\"l\"> Zavedenie zmien na zv\u00fd\u0161enie efektivity pr\u00e1ce s pam\u00e4\u0165ou, s\u00favisiacich s vylep\u0161en\u00edm balenia \u0161trukt\u00far, vyrovn\u00e1vacieho ulo\u017eenia a \u010distenia uvo\u013enen\u00fdch blokov pam\u00e4te.\n<li class=\"l\"> Pridanie optimaliz\u00e1ci\u00ed pre architekt\u00faru AArch64 (ARM64).    <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65006\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Meta* \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc, \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0432 \u0438\u044e\u043d\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u0431\u044b\u043b \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0451\u043d \u0432 \u0430\u0440\u0445\u0438\u0432\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c. \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 jemalloc \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u043d\u0443\u044e \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u0439 malloc, \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u0441\u043d\u0438\u0436\u0435\u043d\u0438\u044f \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u0430\u0446\u0438\u0438 \u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u043d\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445. \u041e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Meta \u043e\u0441\u043e\u0437\u043d\u0430\u043b\u0430 \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0430 \u043e\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f jemalloc \u0432 \u0441\u0432\u043e\u0435\u0439 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0435 \u0438 \u0440\u0435\u0448\u0438\u043b\u0430 \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u0443 \u043d\u0430\u0434 \u043a\u043e\u0434\u043e\u043c [&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-165003","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Meta* \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc, \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0432 \u0438\u044e\u043d\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u0431\u044b\u043b \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0451\u043d \u0432 \u0430\u0440\u0445\u0438\u0432\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\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\/sk\/blog\/news\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"sk_SK\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47Facebook \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u0438\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Meta* \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc, \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0432 \u0438\u044e\u043d\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u0431\u044b\u043b \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0451\u043d \u0432 \u0430\u0440\u0445\u0438\u0432\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/sk\/blog\/news\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-03-17T15:12:39+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-03-17T15:12:39+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Facebook obnovil v\u00fdvoj kni\u017enice spr\u00e1vy pam\u00e4te jemalloc | ProHoster","description":"Spolo\u010dnos\u0165 Meta* ozn\u00e1mila obnovenie v\u00fdvoja kni\u017enice spr\u00e1vy pam\u00e4te jemalloc, ktorej repozit\u00e1r bol v j\u00fani minul\u00e9ho roka prelo\u017een\u00fd do arch\u00edvneho re\u017eimu.","canonical_url":"https:\/\/prohoster.info\/sk\/blog\/news\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sk_SK","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47Facebook \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u0438\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Meta* \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043c\u044f\u0442\u044c\u044e jemalloc, \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0432 \u0438\u044e\u043d\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0433\u043e\u0434\u0430 \u0431\u044b\u043b \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0451\u043d \u0432 \u0430\u0440\u0445\u0438\u0432\u043d\u044b\u0439 \u0440\u0435\u0436\u0438\u043c.","og:url":"https:\/\/prohoster.info\/sk\/blog\/news\/facebook-vozobnovil-razrabotku-biblioteki-upravleniya-pamyatyu-jemalloc","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-03-17T15:12:39+00:00","article:modified_time":"2026-03-17T15:12:39+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/165003","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/comments?post=165003"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/165003\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/media?parent=165003"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/categories?post=165003"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/tags?post=165003"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}