Manage Kubernetes clusters

Introduction

As the popularity of Kubernetes grows, so does its complexity. Amazing open source community and healthy vendor ecosystem rush to provide tools and services around cluster management, development, testing, security and many more.

In this article, we are going to focus on command-line based tools and plugins…

Introduction

In the previous article, we have learned how to create Kubernetes YAML files. Now, let’s see how to ensure that the files we have created are not only valid YAML but more importantly adhere to best practices of Kubernetes development.

This article is intended as a guide for validating Kubernetes…

Introduction

This article is intended as a guide for creating Kubernetes manifest files.

YAML stands for YAML ain’t markup language is used to create Kubernetes manifests. According to the definition:

YAML is a human friendly data serialization language for all programming languages.

Indeed reading YAML is rather straightforward, once you realize…

Introduction

I’ve been always fascinated by how much impact a DevOps transformation can have on an organization.

Making such an impact is challenging, but rewarding. In this field, the knowledge of human psychology, group dynamics as well a solid grasp of technology are equally important.

“What you do has far greater…

Introduction

This article describes containerization best practices throughout the full lifecycle of a containerized workload; with emphasis on development and security. We will look at:

• Container images design guidelines
• Development, debugging and testing
• Security best practices
• CI/CD pipelines
• Operations and maintenance

You will find it useful if you are a software…

If you interact with software via CLIs (command-line interfaces) regularly, maybe as a system admin, automation engineer, software developer or simply power user, this blog is for you.

After some time of using CLIs, you will gather lots of code snippets. The often-used ones will have aliases in your .bashrc…

Introduction

In the last blog, we looked at what containers orchestration means and how we can improve our day to day operational activities with cloud-native patterns and tools.

Today we are going to “shift left” and see how to empower developers to develop cloud-native software from the start.

We will examine…

“All things are difficult before they are easy.”

— Thomas Fuller

Introduction

Nowadays software packaged as container images and ran in containers is an industry-accepted standard of running and distributing applications. Some of the benefits of using containers are:

• A high degree of portability
• Consistent operations processes
• Scalability and resiliency mostly
• …