September 2024
Intermediate to advanced
418 pages
12h 16m
Spanish
Content preview from Docker: Up & Running, 3ª Edición
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Capítulo 2. El panorama Docker
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Antes de sumergirte en la configuración e instalación de Docker, conviene hacer un amplio repaso para explicar qué es Docker y qué aporta. Es una tecnología potente, pero no tremendamente complicada en su esencia. En este capítulo, cubriremos las generalidades de cómo funcionan los contenedores Docker y Linux, qué los hace potentes y algunas de las razones por las que podrías utilizarlos. Si estás leyendo esto, probablemente tengas tus razones para utilizar contenedores, pero nunca está de más aumentar tus conocimientos antes de lanzarte.
No te preocupes, este capítulo no debería retrasarte demasiado. En el próximo capítulo, nos sumergiremos de lleno en la instalación y ejecución de Docker en tu sistema.
Simplificación de procesos
Como Docker es una pieza de software, puede que no sea obvio que también puede tener un gran impacto positivo en los procesos de la empresa y del equipo si se adopta e implementa bien. Así pues, indaguemos y veamos cómo Docker y los contenedores Linux pueden simplificar tanto los flujos de trabajo como la comunicación. Esto suele empezar con la historia de la Implementación. Tradicionalmente, el ciclo de llevar una aplicación a producción suele parecerse a lo siguiente (ilustrado en la Figura 2-1):
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Los desarrolladores de aplicaciones solicitan recursos a los ingenieros de operaciones.
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Los recursos se ...
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