{"id":151941,"date":"2025-12-18T11:11:55","date_gmt":"2025-12-18T09:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-vstraivaemoj-subd-libmdbx-0-13-10"},"modified":"2025-12-18T11:11:55","modified_gmt":"2025-12-18T09:11:55","slug":"vypusk-vstraivaemoj-subd-libmdbx-0-13-10","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-10","title":{"rendered":"Rilascio del database integrato libmdbx 0.13.10","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stato pubblicato il rilascio della libreria libmdbx 0.13.10 (MDBX) con l'implementazione di un database integrato compatto e ad alte prestazioni di tipo chiave-valore. Il codice di libmdbx \u00e8 distribuito sotto licenza Apache 2.0. Supporta tutti i principali sistemi operativi e architetture, oltre al russo Elbrus 2000. Per libmdbx \u00e8 disponibile una API avanzata per C++, cos\u00ec come binding supportati da appassionati per i linguaggi Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, Deno, Scala. Tra i progetti che utilizzano libmdbx si possono citare Isar, Erigon e Reth, oltre alle soluzioni delle aziende StarkWare e Positive Technologies.    <\/p>\n<p>Storicamente, libmdbx \u00e8 un'evoluzione profonda del database LMDB e supera il suo predecessore in termini di affidabilit\u00e0, funzionalit\u00e0 e prestazioni. Rispetto a LMDB, libmdbx pone una grande attenzione alla qualit\u00e0 del codice, alla stabilit\u00e0 dell'API, ai test e ai controlli automatici. \u00c8 fornito uno strumento per il controllo dell'integrit\u00e0 della struttura del database con alcune funzionalit\u00e0 di ripristino. Tecnologicamente, libmdbx offre ACID, un'accurata serializzazione delle modifiche e letture non bloccanti con scalabilit\u00e0 lineare sui core della CPU. Supporta la compressione automatica, la gestione automatica delle dimensioni del database e la stima del volume delle query per intervallo.      <\/p>\n<p>Nel dicembre 2025, il repository principale del progetto \u00e8 stato trasferito da GitFlic a SourceCraft. Le ragioni indicate includono lamentele da parte di utenti non di lingua russa e bug nell'editor Markdown, che non sono stati risolti per oltre tre anni. Sono stati anche segnalati problemi di chiusura dello specchio del progetto su GitHub, ma successivamente il repository \u00e8 stato ripristinato con la spiegazione che ci\u00f2 \u00e8 avvenuto per richieste degli sviluppatori dalla Cina e dal Brasile, nonch\u00e9 dalla piattaforma Tempo che utilizza libmdbx.    <\/p>\n<p>Modifiche principali rispetto all'ultimo aggiornamento del 1 agosto:  <\/p>\n<ul>\n<li class=\"l\"> Ripristinato il supporto per i nuclei Linux pi\u00f9 vecchi, a partire dalla versione 3.16.\n<li class=\"l\"> Aggiunto supporto per il sistema operativo mobile Harmony.\n<li class=\"l\"> L'errore &#171;MDBX_WANNA_RECOVERY&#187; durante l'apertura del database in modalit\u00e0 sola lettura ora viene restituito se la dimensione del database non \u00e8 un multiplo della dimensione della pagina di sistema, ma viene ignorata la non corrispondenza con la dimensione del blocco di memoria virtuale.\n<li class=\"l\"> Risolto il problema di ricevere un inaspettato &#171;SIGBUS&#187; a causa dell'allocazione ritardata\/pigra da parte del kernel del sistema operativo di spazio in un file system pieno dopo un incremento del file di database.\n<li class=\"l\"> Corretta una verifica assert nel percorso di scansione della mappa dei bit dei descrittori DBI che causava rari crash in build di debug a 32 bit.\n<li class=\"l\"> Per Android \u00e8 stata implementata una manovra che riduce la probabilit\u00e0 di errore di sistema &#171;EAGAIN&#187; che si verifica a causa della mancanza di risorse di sistema e processi transitori durante la chiusura e la rapida riapertura del database.\n<li class=\"l\"> Per Linux aggiunto un preventive per evitare l'emergere di errori nell'implementazione fast_commit del filesystem Ext4.\n<li class=\"l\"> Corretto un difetto nell'autoadattamento dei parametri durante l'impostazione della geometria con una dimensione della pagina minima specificata, che causava un aumento della dimensione della pagina su macchine con una grande quantit\u00e0 di RAM.\n<li class=\"l\"> Rielaborata l'implementazione dei buffer e apportate altre modifiche all'API C++.  <\/ul>\n<p>Vale anche la pena notare l'annuncio della relazione &#171;libmdbx: Roadmap, successi, obiettivi e ostacoli&#187; durante l'evento Ethereum Day, che si terr\u00e0 il 23 dicembre a Mosca.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64441\">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 \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 libmdbx 0.13.10 (MDBX) \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0439 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0431\u0430\u0437\u044b \u0434\u0430\u043d\u043d\u044b\u0445 \u043a\u043b\u0430\u0441\u0441\u0430 \u043a\u043b\u044e\u0447-\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435. \u041a\u043e\u0434 libmdbx \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 Apache 2.0. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0432\u0441\u0435 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0439 \u042d\u043b\u044c\u0431\u0440\u0443\u0441 2000. \u0414\u043b\u044f libmdbx \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u043e\u0435 API \u0434\u043b\u044f C++, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442\u0430\u043c\u0438 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0438 \u043a \u044f\u0437\u044b\u043a\u0430\u043c Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, [&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-151941","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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