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The Kubernetes Bible

The Kubernetes Bible

By : Gineesh Madapparambath, Russ McKendrick
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The Kubernetes Bible

The Kubernetes Bible

5 (1)
By: Gineesh Madapparambath, Russ McKendrick

Overview of this book

Kubernetes has become the go-to orchestration platform for containerized applications. As a Kubernetes user, you know firsthand how powerful yet complex this tool can be. The Kubernetes Bible cuts through the complexity, offering hands-on examples and expert advice to conquer containerization challenges With this new edition, you will master cutting edge security practices, deploy seamlessly and scale effortlessly, ensuring unwavering service availability. You will gain the expertise to craft production-grade applications, secure development environments, navigate complex deployments with ease, and become a security maestro. You will be able to optimize network communication and data management across major cloud platforms. Additionally, this book dives deep into these challenges, offering solutions such as multi-container Pods, advanced security techniques, and expert networking guidance. You will also explore persistent storage advancements, cloud-specific cluster management updates, and best practices for traffic routing By the end of this comprehensive guide, you will possess the skills and knowledge to orchestrate your containerized applications with precision, ensuring their optimal performance and scalability. Stop settling for basic container management. Order your copy today and orchestrate your containers to greatness.
Table of Contents (24 chapters)
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22
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Index

How namespaces impact your resources and services

In this section, we'll learn how to create, update, and delete namespaces, as well as the impacts that namespaces have on services and Pods.

We will also learn how to create resources by specifying a custom namespace so that we don't rely on the default one.

Listing namespaces inside your cluster

We saw this in the previous section but here is how to list the namespaces that have been created in your Kubernetes cluster:

$ kubectl get namespaces
NAME              STATUS   AGE
default           Active   8d
kube-node-lease   Active   8d
kube-public       Active   8d
kube-system       Active   8d

Keep in mind that all the commands that make use of the namespaces resource Kind can also use the ns alias to benefit from a shorter format.

Retrieving the data of a specific namespace

Retrieving the data of a specific namespace can be achieved using the kubectl describe command as follows.

$ kubectl describe namespaces default
Name...

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