{"id":71144,"date":"2024-11-29T12:43:03","date_gmt":"2024-11-29T10:43:03","guid":{"rendered":"https:\/\/www.techopedia.com\/es\/?post_type=definition&#038;p=71144"},"modified":"2024-11-29T11:36:57","modified_gmt":"2024-11-29T09:36:57","slug":"espera-caliente","status":"publish","type":"definition","link":"https:\/\/www.techopedia.com\/es\/definicion\/espera-caliente","title":{"rendered":"Espera en caliente"},"content":{"rendered":"<h2><span id=\"que_significa_espera_en_caliente\">\u00bfQu\u00e9 significa espera en caliente?<\/span><\/h2>\n<p>La espera en caliente es un <strong>m\u00e9todo redundante en el que un sistema funciona simult\u00e1neamente con un sistema primario id\u00e9ntico<\/strong>.<\/p>\n<p>En caso de fallo del sistema primario, el sistema de espera en caliente toma inmediatamente el control, sustituyendo al sistema primario. Sin embargo, los datos siguen reflej\u00e1ndose en tiempo real. As\u00ed, ambos sistemas tienen datos id\u00e9nticos.<\/p>\n<p>La espera en caliente tambi\u00e9n se conoce como reserva en caliente, especialmente a nivel de componente, como un <a href=\"https:\/\/www.techopedia.com\/es\/definicion\/disco-duro\">disco duro<\/a> en una matriz de discos.<\/p>\n<h2><span id=\"definicion_de_espera_en_caliente\">Definici\u00f3n de espera en caliente<\/span><\/h2>\n<p>La espera en caliente tambi\u00e9n se describe como una t\u00e9cnica de conmutaci\u00f3n por error para<strong> garantizar la fiabilidad y seguridad del sistema<\/strong>, que se consigue teniendo un dispositivo o sistema de reserva listo para asumir el control en caso de fallo del dispositivo o sistema.<\/p>\n<p>La espera en caliente tambi\u00e9n describe la capacidad de un componente de software o hardware para conectarse a un servidor y ejecutar consultas de s\u00f3lo lectura mientras est\u00e1 en modo de espera o recuperaci\u00f3n.<\/p>\n<p>Adem\u00e1s, <strong>describe la capacidad de un servidor para responder continuamente a las consultas<\/strong> mientras mantiene abiertas las conexiones para los usuarios durante la recuperaci\u00f3n de las operaciones normales.<\/p>\n<p>Ejemplos de componentes en espera en caliente son los conmutadores audiovisuales, las impresoras de red, los <a href=\"https:\/\/www.techopedia.com\/es\/definicion\/ordenador\">ordenadores<\/a> y los discos duros, que suelen considerarse redundantes. La espera en caliente suele referirse a una copia de seguridad inmediata de un componente cr\u00edtico, sin la cual fallar\u00eda todo el sistema.<\/p>\n<p>La conmutaci\u00f3n <strong>se produce manual o autom\u00e1ticamente<\/strong>, pero normalmente interviene alg\u00fan medio de detecci\u00f3n de errores. Adem\u00e1s, un componente de reserva en caliente est\u00e1 dise\u00f1ado para reducir significativamente el tiempo necesario para que un sistema averiado vuelva a funcionar con normalidad, garantizando que no proporcione una disponibilidad del sistema del 100%.<\/p>\n<p>Un sistema de reserva en caliente puede estar situado cerca del sistema primario, en el mismo edificio, ciudad, otro estado o incluso otro pa\u00eds. La ubicaci\u00f3n de una espera en caliente es especialmente relevante cuando, por ejemplo, el sistema primario est\u00e1 situado en una falla s\u00edsmica.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00bfQu\u00e9 significa espera en caliente? La espera en caliente es un m\u00e9todo redundante en el que un sistema funciona simult\u00e1neamente con un sistema primario id\u00e9ntico. En caso de fallo del sistema primario, el sistema de espera en caliente toma inmediatamente el control, sustituyendo al sistema primario. Sin embargo, los datos siguen reflej\u00e1ndose en tiempo real. [&hellip;]<\/p>\n","protected":false},"author":7813,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_lmt_disableupdate":"no","_lmt_disable":"","footnotes":""},"definitioncat":[889],"class_list":["post-71144","definition","type-definition","status-publish","format-standard","hentry","definitioncat-software"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.8 (Yoast SEO v23.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfCu\u00e1les son las funciones de la espera en caliente?<\/title>\n<meta name=\"description\" content=\"Te explicamos para qu\u00e9 sirve la espera en caliente en un sistema primario, adem\u00e1s conoce sus principales caracter\u00edsticas.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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