January 2026
Intermediate to advanced
392 pages
9h 36m
Spanish
book
Guía de estudio para administrador certificado de Kubernetes (CKA). (Spanish Edition), 2nd Edition
by Benjamin Muschko
Content preview from Guía de estudio para administrador certificado de Kubernetes (CKA). (Spanish Edition), 2nd Edition
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Capítulo 5. Copia de seguridad y restauración de etcd
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Kubernetes almacena tanto los estados declarados como los observados del clúster en el almacén distribuido de claves-valores etcd. Es importante contar con un plan de respaldo que te ayude a restaurar los datos en caso de que se dañen. El respaldo de los datos debe realizarse periódicamente en intervalos cortos de tiempo para evitar perder la mayor cantidad posible de datos históricos.
Uso de las utilidades de administración de etcd
El proceso de copia de seguridad almacena los datos de etcd en un archivo de instantánea. Este archivo de instantánea se puede utilizar para restaurar los datos de etcd en cualquier momento. Puedes cifrar el archivo de instantánea para proteger la información confidencial. La herramienta etcdctl se utiliza para crear una copia de seguridad archivo de instantánea. La restauración de los datos de etcd desde el archivo de instantánea requiere el uso de la herramienta
etcdutl.
Como administrador, deberás comprender cómo utilizar las herramientas para ambas operaciones. Es posible que tengas que instalar etcdctl y etcdutl si aún no están disponibles en el nodo del plano de control. Puedes encontrar las instrucciones ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.