{"id":13422,"date":"2022-06-22T13:32:18","date_gmt":"2022-06-22T20:32:18","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=13422"},"modified":"2025-06-13T18:21:55","modified_gmt":"2025-06-14T01:21:55","slug":"couchbase-analytics-high-availability-replicas","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/es\/couchbase-analytics-high-availability-replicas\/","title":{"rendered":"Datos en tiempo real siempre disponibles con alta disponibilidad en Couchbase Analytics"},"content":{"rendered":"<p><span style=\"font-weight: 400\">Como parte del lanzamiento de Couchbase Server 7.1, <\/span><a href=\"https:\/\/docs.couchbase.com\/server\/current\/analytics\/introduction.html\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Servicio de an\u00e1lisis Couchbase<\/span><\/a><span style=\"font-weight: 400\"> se complace en anunciar el apoyo de <a href=\"https:\/\/www.couchbase.com\/blog\/es\/combine-clusters-to-achieve-high-availability\/\">Alta disponibilidad<\/a> disponibilidad de la capacidad para garantizar que los usuarios puedan acceder a los datos de las colecciones\/conjuntos de datos del servicio Analytics cuando uno o m\u00e1s nodos Analytics no est\u00e9n disponibles.\u00a0<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Punto d\u00e9bil del cliente<\/span><\/h2>\n<p><span style=\"font-weight: 400\">El principal problema al que se enfrentaban los usuarios cuando uno o m\u00e1s nodos de Analytics fallaban o dejaban de funcionar debido a tareas de mantenimiento programadas, parches de seguridad o actualizaciones de nodos era que los datos que resid\u00edan en los nodos de Analytics Service no estaban totalmente disponibles para realizar consultas o informes, lo que imped\u00eda a los usuarios empresariales cumplir los acuerdos de nivel de servicio (SLA). Adem\u00e1s, cuando el nodo averiado volviera a estar en l\u00ednea, tendr\u00eda que reconstruir de nuevo las colecciones o conjuntos de datos a partir de los servicios de datos subyacentes, incluidos los \u00edndices. Esto dar\u00eda lugar a ineficiencias operativas y afectar\u00eda al tiempo de obtenci\u00f3n de informaci\u00f3n.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">\u00bfC\u00f3mo funciona la Alta Disponibilidad?<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Cada nodo que ejecuta el Servicio de An\u00e1lisis tiene una o m\u00e1s particiones de datos. Los datos introducidos por el Servicio de An\u00e1lisis se dividen en hash en todas las particiones de datos. Cuando los datos se ingieren en cada partici\u00f3n, se almacenan inicialmente en un \u00e1rbol b en memoria. Una vez que se alcanza un determinado umbral de memoria, el \u00e1rbol b se guarda en disco y se programa para que se replique de forma as\u00edncrona en uno o m\u00e1s nodos de an\u00e1lisis (en funci\u00f3n del n\u00famero de r\u00e9plicas configuradas). Cuando un nodo que ejecuta el Servicio de An\u00e1lisis falla, una de sus r\u00e9plicas es promovida para servir las particiones que fueron servidas por el nodo que fall\u00f3. Esto permitir\u00e1 que el Servicio de An\u00e1lisis contin\u00fae funcionando despu\u00e9s de la conmutaci\u00f3n por error. La porci\u00f3n de datos que tendr\u00e1 que ser reingested desde el Servicio de Datos se determinar\u00e1 por el estado de la r\u00e9plica en el momento de la promoci\u00f3n de la siguiente manera:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Estado de r\u00e9plica<\/b><\/td>\n<td><b>Datos para volver a analizar<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400\">Todos los componentes de LSM se replicaron y el nodo que fall\u00f3 no ten\u00eda datos en memoria.<\/span><\/td>\n<td><span style=\"font-weight: 400\">Ninguno<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400\">Todos los componentes de LSM se replicaron y el nodo que fall\u00f3 ten\u00eda datos en memoria.<\/span><\/td>\n<td><span style=\"font-weight: 400\">S\u00f3lo los datos en memoria (similar a un reinicio de nodo)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400\">Algunos componentes del LSM no se reprodujeron<\/span><\/td>\n<td><span style=\"font-weight: 400\">Inicio desde el \u00faltimo componente LSM replicado\u00a0<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400\">El servicio Analytics seguir\u00e1 funcionando en estado de desequilibrio hasta que se realice una de las siguientes acciones:<\/span><\/p>\n<ol>\n<li style=\"list-style-type: none\">\n<ol>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Recuperaci\u00f3n del nodo: El nodo fallido ser\u00e1 resincronizado desde la r\u00e9plica promovida y volver\u00e1 a ser el maestro para sus particiones de almacenamiento.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Eliminaci\u00f3n de nodos: Si se elimina el nodo que ha fallado, Analytics redistribuir\u00e1 los datos entre los nodos restantes del cl\u00faster.<\/span><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p><span style=\"font-weight: 400\">Para que HA funcione, introduzca al menos 1 o m\u00e1s r\u00e9plicas a crear.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Esto puede configurarse en el banco de trabajo del servidor, en Ajustes (v\u00e9ase la imagen instant\u00e1nea siguiente). Esta configuraci\u00f3n tambi\u00e9n puede lograrse llamando a <\/span><a href=\"https:\/\/docs.couchbase.com\/server\/current\/manage\/manage-settings\/general-settings.html#analytics-replicas\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">esta API<\/span><\/a><span style=\"font-weight: 400\">. Es necesario ejecutar un reequilibrio para que el cambio surta efecto. Vea esta nueva funci\u00f3n en acci\u00f3n en <a href=\"https:\/\/www.youtube.com\/watch?v=W_RTv_yQHqw\" target=\"_blank\" rel=\"noopener\">el siguiente v\u00eddeo<\/a>:<\/span><\/p>\n<p><iframe loading=\"lazy\" title=\"Demostraci\u00f3n: Datos en tiempo real siempre disponibles sin interrupciones\/Alta Disponibilidad en Couchbase Analytics\" width=\"900\" height=\"506\" src=\"https:\/\/www.youtube.com\/embed\/W_RTv_yQHqw?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/www.couchbase.com\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<h2><span style=\"font-weight: 400\">Ventajas empresariales de la alta disponibilidad<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Ahora que ya sabemos c\u00f3mo funciona la capacidad de Alta Disponibilidad en los servicios de Analytics, he aqu\u00ed las principales ventajas:<\/span><\/p>\n<ol>\n<li style=\"list-style-type: none\">\n<ol>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Datos siempre disponibles y en tiempo real con mayor fiabilidad<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Interrupci\u00f3n m\u00ednima en el tiempo de las percepciones cuando se est\u00e1 recuperando, reconstruyendo y reequilibrando un nodo o nodos que han fallado.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Sin impacto en el tiempo de obtenci\u00f3n de informaci\u00f3n para informes y consultas anal\u00edticas que mejoran la experiencia del cliente.<\/span><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<h2><span style=\"font-weight: 400\">Resumen<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Espero que est\u00e9s entusiasmado con esta solicitud de caracter\u00edstica tan deseada para que Couchbase Analytics est\u00e9 altamente disponible utilizando r\u00e9plicas de an\u00e1lisis. Ahora, sus datos anal\u00edticos estar\u00e1n siempre activos y disponibles para consultar y analizar continuamente sus datos casi en tiempo real sin interrupciones.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">A continuaci\u00f3n encontrar\u00e1 una lista de recursos para empezar y esperamos sus comentarios sobre <\/span><a href=\"https:\/\/www.couchbase.com\/blog\/es\/forums\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Foros de Couchbase<\/span><\/a><span style=\"font-weight: 400\">.\u00a0<\/span><\/p>\n<h3><b>Recursos<\/b><\/h3>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li><a href=\"https:\/\/docs.couchbase.com\/server\/7.1\/manage\/manage-settings\/general-settings.html#analytics-replicas\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">C\u00f3mo configurar las r\u00e9plicas de Analytics<\/span><\/a><\/li>\n<li><a href=\"https:\/\/docs.couchbase.com\/server\/7.1\/learn\/clusters-and-availability\/rebalance.html#rebalancing-the-analytics-service\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Aprenda c\u00f3mo funcionan las r\u00e9plicas del Servicio de An\u00e1lisis con Reequilibrio y Conmutaci\u00f3n por error<\/span><\/a><\/li>\n<li><a href=\"https:\/\/docs.couchbase.com\/server\/current\/introduction\/whats-new.html\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400\">Enlace a las novedades de 7.1<\/span><\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>As part of the Couchbase Server 7.1 release, Couchbase Analytics Service is very excited to announce the support of High Availability capability availability to ensure users can access data within Analytics Service collections\/datasets when one or more Analytics nodes is [&hellip;]<\/p>","protected":false},"author":49475,"featured_media":11333,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[2294,1816,1812],"tags":[1952,2127,2126,9604],"ppma_author":[9098],"class_list":["post-13422","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analytics","category-couchbase-server","category-n1ql-query","tag-data-replication","tag-disaster-recovery","tag-high-availability","tag-lsm"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.7.1 (Yoast SEO v25.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Highly Available Data: Always-Available Real-Time Data<\/title>\n<meta name=\"description\" content=\"Couchbase discusses how the high availability capability works, the business benefits &amp; more. 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