{"id":55405,"date":"2020-01-19T00:00:00","date_gmt":"2020-01-18T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/pervyj-reliz-wzd-1-0-0-servera-kompaktnogo-hraneniya-melkih-fajlov"},"modified":"2020-02-18T14:03:30","modified_gmt":"2020-02-18T11:03:30","slug":"pervyj-reliz-wzd-1-0-0-servera-kompaktnogo-hraneniya-melkih-fajlov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/pervyj-reliz-wzd-1-0-0-servera-kompaktnogo-hraneniya-melkih-fajlov","title":{"rendered":"La premi\u00e8re version de wZD 1.0.0, serveurs de stockage compact pour petits fichiers","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/wzd\/releases\/tag\/v1.0.0\">Disponible<\/a><\/noindex> premi\u00e8re version <noindex><a rel=\"nofollow\" href=\"https:\/\/wzd.dev\/\">wZD 1.0.0<\/a><\/noindex> \u2014 des serveurs pour le stockage efficace d'un grand nombre de fichiers de mani\u00e8re compacte, qui appara\u00eet \u00e0 l'ext\u00e9rieur comme un serveur WebDAV classique. Une version modifi\u00e9e est utilis\u00e9e pour le stockage. <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/bolt\">BoltDB<\/a><\/noindex>. Le code du projet est \u00e9crit en langage Go et <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/wzd\/\">est distribu\u00e9<\/a><\/noindex> sous licence BSD.<\/p>\n<p>Serveur <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/wzd\/blob\/master\/README-RUS.md\">d'installer<\/a><\/noindex> r\u00e9duit consid\u00e9rablement le nombre de petits fichiers sur des syst\u00e8mes de fichiers ordinaires ou en cluster avec un support complet des verrous. Le cluster pris en charge par les d\u00e9veloppeurs wZD stocke environ 250 millions de petits fichiers, r\u00e9partis sur 15 millions de r\u00e9pertoires dans un syst\u00e8me de fichiers en cluster <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/moosefs\/moosefs\">MooseFS<\/a><\/noindex>.<\/p>\n<p>wZD permet de d\u00e9placer (archiver) le contenu des r\u00e9pertoires dans des archives au format BoltDB et ensuite de distribuer ces fichiers \u00e0 partir de ces archives (ou d'ajouter des fichiers dans des archives par m\u00e9thode PUT), r\u00e9duisant consid\u00e9rablement le nombre de fichiers dans le syst\u00e8me de fichiers et diminuant les frais g\u00e9n\u00e9raux de stockage des m\u00e9tadonn\u00e9es. Pour am\u00e9liorer l'efficacit\u00e9 du traitement de gros fichiers, ces fichiers peuvent \u00eatre stock\u00e9s s\u00e9par\u00e9ment des archives Bolt. Une telle approche permet d'organiser le stockage d'un nombre \u00e9norme de petits fichiers, sans atteindre la limite sur le nombre d'inodes dans le syst\u00e8me de fichiers. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/raw.githubusercontent.com\/eltaline\/wzd\/master\/images\/wzd-arch.png\"><img decoding=\"async\" alt=\"La premi\u00e8re version de wZD 1.0.0, serveurs de stockage compact pour petits fichiers\" src=\"\/wp-content\/uploads\/2020\/01\/3a9804bd6cd8e4a5f8033c8a19d7cc37.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Le serveur peut \u00e9galement \u00eatre utilis\u00e9 comme base de donn\u00e9es NoSQL pour des donn\u00e9es au format cl\u00e9\/valeur (avec partitionnement bas\u00e9 sur la structure des r\u00e9pertoires) ou pour la distribution \u00e0 partir de la base de donn\u00e9es de documents HTML ou JSON pr\u00e9-g\u00e9n\u00e9r\u00e9s. En ce qui concerne les performances, la lecture et l'\u00e9criture de donn\u00e9es utilisant des archives Bolt entra\u00eenent une augmentation de la latence d'environ 20 \u00e0 25 % lors de la lecture et de 40 \u00e0 50 % lors de l'\u00e9criture. Plus la taille du fichier est petite, moins les diff\u00e9rences dans les latences sont significatives.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/raw.githubusercontent.com\/eltaline\/wzd\/master\/images\/get-put-32M.png\"><img decoding=\"async\" alt=\"La premi\u00e8re version de wZD 1.0.0, serveurs de stockage compact pour petits fichiers\" src=\"\/wp-content\/uploads\/2020\/01\/a76146504e18bfdf416f69d3022db5e4.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Principales <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/wzd\/blob\/master\/README-RUS.md\">capacit\u00e9s<\/a><\/noindex>:<\/p>\n<ul>\n<li> Multithreading ;\n<li> Multi-serveurs, assurant la tol\u00e9rance aux pannes et l'\u00e9quilibrage de la charge ;\n<li> Transparence maximale pour l'utilisateur ou le d\u00e9veloppeur ;\n<li> M\u00e9thodes HTTP prises en charge : GET, HEAD, PUT et DELETE ;\n<li> Contr\u00f4le du comportement lors de la lecture et de l'\u00e9criture via des en-t\u00eates clients ;\n<li> Support de l'h\u00e9bergement virtuel flexible ;\n<li> Support de l'int\u00e9grit\u00e9 CRC des donn\u00e9es lors de l'\u00e9criture\/lecture ;\n<li> Buffers semi-dynamiques pour une consommation minimale de m\u00e9moire et un r\u00e9glage optimal des performances r\u00e9seau ;\n<li> Emballage des donn\u00e9es en diff\u00e9r\u00e9 ;\n<li> En outre, un archiveur multithreading est propos\u00e9 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/eltaline\/wza\/blob\/master\/README-RUS.md\">wZA<\/a><\/noindex> pour d\u00e9placer des fichiers dans des archives Bolt sans interrompre le service.\n<\/ul>\n<p>Certain limitations of the current release: no support for Multipart, POST method, HTTPS protocol, bindings for programming languages, recursive directory deletion, and no support for mounting structures in the file system via WebDAV or FUSE. Files are stored under a single system user. The storage format is tied to the architecture and is not portable between Little Endian and Big Endian systems. Despite the fact that the wZD server implements support for the HTTP protocol, it must be run only behind a reverse proxy such as nginx or haproxy.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52214\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a wZD 1.0.0 &#8212; \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0431\u043e\u043b\u044c\u0448\u043e\u0433\u043e \u0447\u0438\u0441\u043b\u0430 \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u043c \u0432\u0438\u0434\u0435, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0441\u043d\u0430\u0440\u0443\u0436\u0438 \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u043a\u0430\u043a \u043e\u0431\u044b\u0447\u043d\u044b\u0439 WebDAV-\u0441\u0435\u0440\u0432\u0435\u0440. \u0414\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043c\u043e\u0434\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f BoltDB. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Go \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 BSD. \u0421\u0435\u0440\u0432\u0435\u0440 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u0441\u043e\u043a\u0440\u0430\u0442\u0438\u0442\u044c \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u043c\u0430\u043b\u0435\u043d\u044c\u043a\u0438\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u043d\u0430 \u043e\u0431\u044b\u0447\u043d\u044b\u0445 \u0438\u043b\u0438 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043d\u044b\u0445 \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0441 \u043f\u043e\u043b\u043d\u043e\u0439 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 [&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-55405","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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