{"id":105275,"date":"2022-10-11T03:37:41","date_gmt":"2022-10-11T01:37:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-raspredelennogo-replicziruemogo-blochnogo-ustrojstva-drbd-9-2-0"},"modified":"2022-10-11T03:37:41","modified_gmt":"2022-10-11T01:37:42","slug":"reliz-raspredelennogo-replicziruemogo-blochnogo-ustrojstva-drbd-9-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/reliz-raspredelennogo-replicziruemogo-blochnogo-ustrojstva-drbd-9-2-0","title":{"rendered":"DRBD 9.2.0 jaotatud replikeeritava plokkseadmise v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>K\u00e4idud on esimene v\u00e4ljaanne jaotatud replikatsiooni plokkseadmest DRBD 9.2.0, mis v\u00f5imaldab luua RAID-1 sarnase massiivi, mis koosneb erinevate masinate v\u00f5rku \u00fchendatud mitmest kettast (peegeldamine v\u00f5rgu kaudu). S\u00fcsteem on kujundatud Linuxi tuumamoodulina ja levitatakse GPLv2 litsentsi alusel. DRBD 9.2.0 okste kasutamine on v\u00f5imalik DRBD 9.x.x sujuvaks asendamiseks ning see on t\u00e4ielikult protokolli, konfiguratsioonifailide ja utiliitide tasemel \u00fchilduv.    <\/p>\n<p>DRBD v\u00f5imaldab koondada klastrite kettaid \u00fchte t\u00f5rkekindlasse ladustamisruumi. Rakenduste ja s\u00fcsteemi jaoks n\u00e4eb see ladustamine v\u00e4lja \u00fchtsena k\u00f5igi s\u00fcsteemide jaoks plokkseadmest. DRBD kasutamisel saadetakse k\u00f5ik operatsioonid kohaliku k\u00f5vakettaga teistele s\u00f5lmedele ja s\u00fcnkroniseeritakse teiste masinate kettadeks. Kui \u00fcks s\u00f5lm eba\u00f5nnestub, j\u00e4tkab ladustamine automaatselt t\u00f6\u00f6 eest vastutavate \u00fclej\u00e4\u00e4nud s\u00f5lmede kaudu. Kui rikke t\u00f5ttu katkenud s\u00f5lm j\u00e4lle saadaval on, viidatakse selle olek automaatselt ajakohaseks.     <\/p>\n<p>Klassi, mis moodustab salvestusruumi, v\u00f5ib kuuluda mituk\u00fcmmend s\u00f5lme, mis asuvad nii kohalikes v\u00f5rkudes kui ka erinevates geograafilistes kohtades. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/kompaniya\/data-centers\/\"   title=\"andmekeskustes.\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4643\">andmekeskustes.<\/a>S\u00fcnkroniseerimine sellistes hajutatud salvestustes toimub mesh-v\u00f5rgu tehnoloogiate abil (andmed levivad s\u00f5lmedelt edasi). Sinteteerimine v\u00f5ib toimuda nii s\u00fcnkroonse kui ka as\u00fcnkroonse re\u017eiimis. N\u00e4iteks v\u00f5ivad kohalikult asuvad s\u00f5lmed kasutada s\u00fcnkroonset replikatsiooni, samas kui kaugelt asuvate asukohtade jaoks v\u00f5ib rakendada as\u00fcnkroonset replikatsiooni koos t\u00e4iendava andmekompressiooni ja kr\u00fcpteerimisega.      <center><img decoding=\"async\" alt=\"DRBD 9.2.0 jaotatud replikeeritava plokkseadmise v\u00e4ljaanne \" src=\"\/wp-content\/uploads\/2022\/10\/846a30d9f2fab4b218f997648fd4ff70.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <\/p>\n<p>Uues v\u00e4ljaandes:  <\/p>\n<ul>\n<li class=\"l\"> Kirjutamise peegeldatud p\u00e4ringute latentsus on v\u00e4henenud. Tihedam integreerimine v\u00f5rgu t\u00f5ukes\u00fcsteemiga on aidanud v\u00e4hendada ajakava konteksti vahetuste arvu.\n<li class=\"l\"> Rakenduste sisse-\/v\u00e4ljundite ja uute koosk\u00f5lastamisprotsesside sissetuleku\/v\u00e4ljundite konkurents on v\u00e4henenud, optimeerides lukke uute koosk\u00f5lastamisprotsesside resinkroniseerimisel.\n<li class=\"l\"> Rohkem t\u00f5husust resinkroniseerimisel on saavutatud tagumistes, kus rakendatakse d\u00fcnaamilist salvestusruumi jaotamist (thin provisioning). T\u00f5husust on suudetud t\u00f5sta, \u00fchendades trim\/discard operatsioonid, mis kestavad oluliselt kauem kui tavalised kirjutamisoperatsioonid.\n<li class=\"l\"> Lisa toetust v\u00f5rgu nimesp\u00e4\u00e4sudele, mis v\u00f5imaldas rakendada integratsiooni Kubernetesega, et edastada replikatsioonide v\u00f5rgu liiklust eraldi v\u00f5rgus, mis on seotud konteineritega, selle asemel, et kasutada host-keskkonna v\u00f5rku.\n<li class=\"l\"> Lisatud transport_rdma moodul, et kasutada Infiniband\/RoCE transpordina TCP\/IP \u00fcle Etherneti asemel. Uue transpordi kasutamine v\u00f5imaldab v\u00e4hendada latentsust, v\u00e4hendada CPU koormust ning tagada andmete vastuv\u00f5tmise ilma liigsete kopeerimise operatsioonideta (zero-copy).  <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57896\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0440\u0435\u043f\u043b\u0438\u0446\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0431\u043b\u043e\u0447\u043d\u043e\u0433\u043e \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 DRBD 9.2.0, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043f\u043e\u0434\u043e\u0431\u0438\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 RAID-1, \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0438\u0437 \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0451\u043d\u043d\u044b\u0445 \u043f\u043e \u0441\u0435\u0442\u0438 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0434\u0438\u0441\u043a\u043e\u0432 \u0440\u0430\u0437\u043d\u044b\u0445 \u043c\u0430\u0448\u0438\u043d (\u0437\u0435\u0440\u043a\u0430\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u043e \u0441\u0435\u0442\u0438). \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u0430 \u0432 \u0432\u0438\u0434\u0435 \u043c\u043e\u0434\u0443\u043b\u044f \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Linux \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv2. \u0412\u0435\u0442\u043a\u0430 drbd 9.2.0 \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0437\u0440\u0430\u0447\u043d\u043e\u0439 \u0437\u0430\u043c\u0435\u043d\u044b drbd 9.x.x \u0438 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u0430 \u043d\u0430 \u0443\u0440\u043e\u0432\u043d\u0435 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430, \u0444\u0430\u0439\u043b\u043e\u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":105276,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-105275","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0440\u0435\u043f\u043b\u0438\u0446\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0431\u043b\u043e\u0447\u043d\u043e\u0433\u043e \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 DRBD 9.2.0, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e 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