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You're reading from  The KCNA Book

Product typeBook
Published inJun 2023
PublisherPackt
ISBN-139781835080399
Edition1st Edition
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Author (1)
Nigel Poulton
Nigel Poulton
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Nigel Poulton

Nigel Poulton is a cloud-native subject matter expert who spends his life creating books and training videos on the latest cloud technologies. He is the author of best-selling books on Docker and Kubernetes and the most popular online training videos on the same topic. He is a Docker Captain. Prior to this, Nigel has held various infrastructure roles for large enterprises. When he is not playing with technology, he is dreaming about it. When he is not dreaming about it, he is reading and watching sci-fi. He wishes he lived in the future so he could explore spacetime, the universe, and tons of other mind-blowing stuff. He likes cars, football (soccer), and food. He has a fabulous wife and three children.
Read more about Nigel Poulton

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Container orchestration fundamentals

As soon as we started using containers it became obvious we needed help managing them. This is because we were breaking large applications into lots of small loosely coupled microservices that were scaling up and down and we were rolling out new versions and updates all the time. As an example, a single large monolithic application that rarely changed would be replaced with a sprawling microservices application that changes all the time. Help was needed.

Tools like Docker Swarm, Kubernetes, and Mesosphere DCOS were created to help solve the problem. To cut a long story short, Kubernetes emerged as the most popular of those tools and is now the most important cloud native technology on the planet.

At a high level, Kubernetes is a container orchestrator. This means it runs and manages applications that run in containers. Part of this includes providing cloud native features such as scheduling, self-healing, and autoscaling.

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The KCNA Book
Published in: Jun 2023Publisher: PacktISBN-13: 9781835080399

Author (1)

author image
Nigel Poulton

Nigel Poulton is a cloud-native subject matter expert who spends his life creating books and training videos on the latest cloud technologies. He is the author of best-selling books on Docker and Kubernetes and the most popular online training videos on the same topic. He is a Docker Captain. Prior to this, Nigel has held various infrastructure roles for large enterprises. When he is not playing with technology, he is dreaming about it. When he is not dreaming about it, he is reading and watching sci-fi. He wishes he lived in the future so he could explore spacetime, the universe, and tons of other mind-blowing stuff. He likes cars, football (soccer), and food. He has a fabulous wife and three children.
Read more about Nigel Poulton