DevOps - DevOps Blog (Page 6)

DevOps

A collection of 160 posts

Top Skills Required in DevOps

DevOps Essential Skills

14 Top Skills Required for DevOps in 2024

In rich countries, the average salary of a skilled DevOps engineer is well over $100.000/year. Why are companies willing to pay so much? First of all, these employees bring a lot of value to these companies - they help them deliver higher quality software faster and sometimes at

Understanding Essential DevOps Concepts

6 DevOps Concepts Every DevOps Engineer Should Know

Ever heard terms like CI/CD, pipelines, compiling, version control, containers and orchestration, and so on? They're pretty alien, right? Or, at least, abstract. For example, we keep hearing about Kubernetes orchestrating containers. We can figure out that it probably automates something, but how and why? And what

What Is DevOps?

What Is DevOps?

To remain competitive in today’s dynamic world, companies expect developers to deliver high-quality software quickly and efficiently while also ensuring that it is secure and reliable. To achieve this, developers have embraced DevOps practices such as collaboration and automation. In this article, we'll discuss what DevOps is,

Kubernetes Questions and Answers

21 Popular Kubernetes Interview Questions and Answers

The article focuses on answering some of the frequently asked Kubernetes questions in interviews. These questions will help you prepare for your interview by polishing your understanding of Kubernetes concepts. Q. What is Kubernetes? Kubernetes, also known as K8s, is an open-source container orchestration platform that performs different tasks like

Infrastructure as Code

Infrastructure as code

Configuration Management vs. Orchestration

Modern software development puts a lot of emphasis on automation, collaboration, repeatability, and rapid iteration. Two important concepts that make these objectives attainable are configuration management and orchestration. While they are related, they are not the same thing. In this article, we’ll look at what these two concepts entail

Automate CI/CD pipelines with Jenkins

How to Automate CI/CD Pipeline Using Jenkins

Traditional software development processes were often slow and inflexible, making it difficult for companies to keep up with the pace of innovation and stay competitive. Agile software development was necessitated by the need to adapt quickly to changing market conditions and customer needs. It prioritizes flexibility, collaboration, and customer feedback,

Monitor using Grafana-Prometheus Stack

What Is Grafana & How to Use Grafana-Prometheus Stack for Monitoring?

Once the applications have been deployed in the production environment, managing and maintaining them is crucial. Properly monitoring these applications ensures they run as expected and helps prevent downtime. Grafana-Prometheus stack is one of the most commonly used monitoring stacks. It can be deployed over the cloud or as an

Tips and Tricks to Pass the CKA and CKAD

Tips and Tricks to Pass the CKA and CKAD Exam

If you do a quick search online, you'll quickly notice that many people claim that they have taken and passed the CKA and CKAD examinations. In case you are wondering what that means, the CKAD is the Certified Kubernetes Application Developer exam, while the CKA is the Certified

Roadmap to Become a DevOps Engineer

How to Get into DevOps

DevOps engineering is a dynamic and rapidly growing field that combines software development and IT operations. DevOps engineers are responsible for streamlining the development process and ensuring software is delivered quickly and reliably. It's a challenging but rewarding career path that requires a strong understanding of both development

CKA, CKAD, CKS – Frequently Asked Questions

CKA, CKAD, and CKS - Frequently Asked Questions

Kubernetes job opportunities have been on the rise with the increasing adoption of cloud-native technologies and the growing demand for containerization and automation in software development. If you are interested in pursuing a career in Kubernetes, obtaining a certification from the Cloud Native Computing Foundation (CNCF) is a great way

Helm Best Practices and Recommendations

7 Helm Best Practices with Examples

As we develop our charts, we’ll notice we have multiple solutions to most problems. When we can solve something in, say, eight different ways, as beginners, it may be hard to know which path would be best. So let’s go through a list of general guidelines, requirements, and

Managing Helm Plugins - With Examples

Software plugins are programs that can be added to existing software applications to enhance their functionality. They are specifically designed to work in sync with the original software and can optimize its performance or offer additional features. Users can install these plugins to customize the software according to their specific

Uploading a Helm Chart

Uploading a Helm Chart

Once you have finalized and signed your Helm chart, the subsequent task is to distribute it online. This enables your users to effortlessly install it by executing a single command. Consequently, your chart can be easily shared and installed, guaranteeing that your users are utilizing the most up-to-date version of

Package, Sign, and Verify Charts

Package, Sign, and Verify Helm Charts (Commands & Examples)

After building a helm chart, we need to distribute it to our users or our organization. This process involves packaging, signing, and uploading the chart. In this blog, we’ll walk you through how to package, sign, and verify a chart. Let us start by creating the chart we'

Helm Chart Dependencies

Helm Chart Dependencies

Helm charts serve as a package manager for Kubernetes, facilitating the definition, installation, and upgrade of Kubernetes applications. One of the most important components in Helm is chart dependencies. Instead of writing all configurations from scratch, you can use pre-existing charts as dependencies to extend the functionality of a new

Understanding and Building Helm Chart Tests

No matter how good the chart is, successful installation in a new cluster is not guaranteed. Additionally, a chart that works in one cluster may fail to install correctly in another because a necessary feature is lacking or there are not enough resources. That’s why we need chart tests.

Chart Hooks

Helm chart is used to install, define, and upgrade Kubernetes applications. With Helm, it's easy to manage and install Kubernetes applications without manual creation and configuration of Kubernetes resources. One of Helm’s most important features is the chart hooks. In this article, we’ll look at what

NOTES.txt File, Post-Install Upgrade Instructions for Helm Chart Users

NOTES.txt File, Post-Install Upgrade Instructions for Helm Chart Users

Documentation is an essential part of any software development project. The importance of documentation cannot be overstated, as it serves as a guide for developers, users, and stakeholders throughout the software development process. In Helm charts, application information is stored in the NOTES.txt file. In this blog, we will

Helper Files and Named Templates

Helper Files and Named Templates

Helm is a widely used package manager for Kubernetes. It simplifies the definition, installation, and upgrading of complex Kubernetes applications. Two of its key features that contribute to its efficiency are named templates and helper files. In this blog, we will see what are Helper Files and Named Templates in

Helm Flow Control and Conditionals

Helm Flow Control with Conditional Control Structures

Helm uses templates to generate Kubernetes manifests from chart content. To customize the templates, you can use Helm's built-in functions and operators or create your own. One of Helm’s most powerful features is flow control during a template's generation using control structures. In this blog,

Helm Template Functions and Pipelines

What are Template Function and Pipeline in Helm?

When working with Helm, we’ll sometimes need to transform the data we supply as parameters into information that can be used during installation. For instance, converting values supplied in the .values file to strings that can be used in deployment creation. You might even need to chain several conversions

Writing a Helm Chart

Writing a Helm Chart: A Comprehensive Guide for Beginners

Deploying applications in Kubernetes can be complex due to the many moving parts involved. Unlike traditional monolithic applications, Kubernetes applications are often composed of many microservices that need to be deployed and managed independently. This can make it challenging to keep track of all the resources required to run an