{"id":124625,"date":"2025-05-11T15:05:06","date_gmt":"2025-05-11T13:05:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-opensearch-3-0-fork-platformy-elasticsearch"},"modified":"2025-05-11T15:05:06","modified_gmt":"2025-05-11T13:05:06","slug":"dostupen-opensearch-3-0-fork-platformy-elasticsearch","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/dostupen-opensearch-3-0-fork-platformy-elasticsearch","title":{"rendered":"OpenSearch 3.0 est disponible, un fork de la plateforme Elasticsearch","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>L'organisation \u00e0 but non lucratif OpenSearch Software Foundation, contr\u00f4l\u00e9e par la Linux Foundation, a publi\u00e9 la version 3.0 du projet OpenSearch, un fork de la plateforme de recherche, d'analyse et de stockage de donn\u00e9es Elasticsearch et de l'interface web Kibana. Des entreprises comme Amazon, SAP, Uber, Aryn, Atlassian, Canonical, DigitalOcean et NetAp participent \u00e0 la d\u00e9veloppement de ce fork. Le code est distribu\u00e9 sous la licence Apache 2.0.    <\/p>\n<p>Le fork a \u00e9t\u00e9 cr\u00e9\u00e9 en 2021 en r\u00e9ponse au passage du projet Elasticsearch \u00e0 une licence non libre, la SSPL (Server Side Public License), et \u00e0 l'arr\u00eat de la publication des modifications sous l'ancienne licence Apache 2.0. Malgr\u00e9 le retour \u00e0 Elasticsearch \u00e0 une licence libre, le projet OpenSearch demeure pertinent, car il continue d'utiliser la licence permissive Apache 2.0 au lieu de l'AGPLv3 adopt\u00e9e par Elasticsearch, tout en d\u00e9veloppant plusieurs extensions sp\u00e9cifiques qui \u00e9taient auparavant fournies par Amazon dans une distribution s\u00e9par\u00e9e, Open Distro for Elasticsearch, et qui remplacent des composants payants d'Elasticsearch.    <\/p>\n<p>OpenSearch comprend le moteur de stockage et de recherche OpenSearch, l'interface web et le tableau de bord de donn\u00e9es OpenSearch Dashboards, ainsi qu'un ensemble de modules pour l'apprentissage automatique, la prise en charge de SQL, la g\u00e9n\u00e9ration d'alertes, le diagnostic des performances du cluster, le chiffrement du trafic, le contr\u00f4le d'acc\u00e8s bas\u00e9 sur les r\u00f4les (RBAC), l'authentification via Active Directory, Kerberos, SAML et OpenID, la mise en \u0153uvre d'un point d'entr\u00e9e unique (SSO) et l'enregistrement d\u00e9taill\u00e9 pour l'audit.     <\/p>\n<p>Parmi les changements dans OpenSearch 3.0 :  <\/p>\n<ul>\n<li class=\"l\"> Ajout d'un moteur vectoriel (OpenSearch Vector Engine) qui peut \u00eatre utilis\u00e9 pour stocker et travailler avec des donn\u00e9es utilis\u00e9es dans les syst\u00e8mes d'apprentissage automatique. Pour acc\u00e9l\u00e9rer la recherche vectorielle, des calculs sur le GPU ont \u00e9t\u00e9 utilis\u00e9s, permettant d'augmenter la vitesse d'indexation de 9,3 fois et de r\u00e9duire les co\u00fbts op\u00e9rationnels de 3,75 fois par rapport aux solutions utilisant uniquement le CPU. Pour organiser l'interaction avec les sources de donn\u00e9es, les applications LLM et les plateformes AI, la prise en charge du protocole MCP (Model Context Protocol) est impl\u00e9ment\u00e9e. L'int\u00e9gration avec les agents AI des entreprises Anthropic, LangChain et OpenAI est prise en charge.\n<li class=\"l\"> Une optimisation a \u00e9t\u00e9 ajout\u00e9e, permettant de r\u00e9duire d'un tiers la taille du stockage des vecteurs k-NN (k-plus proches voisins), ainsi que de diminuer jusqu'\u00e0 30 fois les latences lors des requ\u00eates imm\u00e9diatement apr\u00e8s le d\u00e9marrage (cold start) gr\u00e2ce \u00e0 la suppression des informations secondaires superflues et \u00e0 l'utilisation des donn\u00e9es primaires pour recr\u00e9er les informations n\u00e9cessaires.\n<li class=\"l\"> Une fonctionnalit\u00e9 exp\u00e9rimentale permettant l'utilisation du protocole gRPC (protobuf sur gRPC) pour le transfert de donn\u00e9es entre clients, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/dts-dusseldorf\/\"   title=\"serveurs tr\u00e8s charg\u00e9s\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3463\">serveurs tr\u00e8s charg\u00e9s<\/a> et n\u0153uds de stockage a \u00e9t\u00e9 ajout\u00e9e. Par rapport \u00e0 JSON, l'utilisation de gRPC permet de r\u00e9duire les co\u00fbts de s\u00e9rialisation et d'augmenter les performances gr\u00e2ce \u00e0 l'envoi simultan\u00e9 de diff\u00e9rentes requ\u00eates dans une m\u00eame connexion TCP.\n<li class=\"l\"> Un mode de r\u00e9cup\u00e9ration des donn\u00e9es par pull a \u00e9t\u00e9 ajout\u00e9, o\u00f9 OpenSearch demande directement les donn\u00e9es \u00e0 partir de sources de flux telles qu'Apache Kafka et Amazon Kinesis.\n<li class=\"l\"> Il est d\u00e9sormais possible dans le cluster de s\u00e9parer le trafic li\u00e9 \u00e0 l'indexation et \u00e0 la recherche. Une API a \u00e9t\u00e9 ajout\u00e9e pour d\u00e9sactiver les op\u00e9rations d'\u00e9criture et rendre l'index accessible uniquement pour la recherche dans le but d'optimiser le traitement des donn\u00e9es qui ne seront pas modifi\u00e9es (configurations o\u00f9 les donn\u00e9es sont \u00e9crites une fois et lues plusieurs fois).\n<li class=\"l\"> L'int\u00e9gration avec Apache Calcite a \u00e9t\u00e9 \u00e9tendue et la possibilit\u00e9 d'utiliser le langage de requ\u00eates PPL (Piped Processing Language) pour les op\u00e9rations de recherche, de filtrage et de fusion a \u00e9t\u00e9 mise en \u0153uvre.\n<li class=\"l\"> La d\u00e9termination automatique des types d'index est assur\u00e9e. Pour les index contenant des donn\u00e9es li\u00e9es \u00e0 la journalisation, des optimisations sp\u00e9cifiques ont \u00e9t\u00e9 mises en place pour acc\u00e9l\u00e9rer les op\u00e9rations d'analyse des journaux.\n<li class=\"l\"> Le moteur de recherche en texte int\u00e9gral Lucene a \u00e9t\u00e9 mis \u00e0 jour vers la version 10, qui am\u00e9liore la gestion des index et augmente la performance du traitement parall\u00e8le des t\u00e2ches.\n<li class=\"l\"> Le support pour les modules Java (Java Platform Module System) a \u00e9t\u00e9 ajout\u00e9 pour diviser les composants en biblioth\u00e8ques distinctes. La version minimale requise est Java 21.\n<li class=\"l\"> Le traitement des plages de valeurs et des champs contenant des dates et des nombres a \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9 (la vitesse de traitement du jeu de tests Big5 a augment\u00e9 de 25%). Les op\u00e9rations d'agr\u00e9gation des donn\u00e9es ont \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9es (dans le test p90, les latences ont diminu\u00e9 de 75%). Pour les vecteurs k-NN, le mode de parall\u00e9lisation de la recherche des segments est activ\u00e9 par d\u00e9faut, ce qui a permis d'augmenter les performances des requ\u00eates de 2,5 fois.      <\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63218\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0430\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f OpenSearch Software Foundation, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u0430\u044f Linux Foundation, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenSearch 3.0, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0444\u043e\u0440\u043a \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u043f\u043e\u0438\u0441\u043a\u0430, \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0438 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 Elasticsearch \u0438 web-\u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430 Kibana. \u0412 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0444\u043e\u0440\u043a\u0430 \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u044e\u0442 \u0443\u0447\u0430\u0441\u0442\u0438\u0435 \u0442\u0430\u043a\u0438\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438, \u043a\u0430\u043a Amazon, SAP, Uber, Aryn, Atlassian, Canonical, DigitalOcean \u0438 NetAp. \u041a\u043e\u0434 \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. \u0424\u043e\u0440\u043a \u0431\u044b\u043b \u0441\u043e\u0437\u0434\u0430\u043d \u0432 2021 \u0433\u043e\u0434\u0443 \u0432 [&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-124625","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041d\u0435\u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0430\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f OpenSearch Software Foundation, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u0430\u044f Linux Foundation, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenSearch 3.0, 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