May 2017
Intermediate to advanced
324 pages
8h 14m
English
Content preview from Cloud Foundry: The Definitive Guide
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Chapter 8. Containers, Containers, Containers
Containers, as a concept, is not new technology. However, in recent years, there has been rapid adoption of new container-based technologies such as Docker, Garden, and Rocket. Many organizations regard containers as a key enabler for adopting technologies such as microservices-based architectures or continuous delivery pipelines. Therefore, containers have become a critical part of the digital transformation strategy of most companies.
Some companies I work with establish a mandate to adopt containers but cannot articulate a specific use case or problem that would be solved by adopting containers. Others believe containers will help them deploy apps quicker but cannot explain why, or they believe containers will provide better utilization but have not profiled their existing infrastructure utilization. The use of container technology absolutely can provide significant benefits. It is essential to understand how those benefits are achieved in such a way as to derive the most from container technology.
The Meaning of “Container”
Like the term “platform,” the term container is also overloaded. This chapter is not about traditional app server containers such as Tomcat; it is about OS–level containers such as runC.
What Is a Container?
Despite their huge popularity, there still are a lot of misconceptions about containers. Principally, in the Linux world at least, containers are not a literal entity, they are a logical construct. Strictly ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.