DevOps - DevOps Blog (Page 5)

DevOps

A collection of 160 posts

Kubernetes Tutorial for Beginners

kubernetes tutorial

Kubernetes Tutorial for Beginners (Step by Step)

Kubernetes has become increasingly popular in recent years due to its ability to automate the deployment, scaling, and management of containerized applications. The need for engineers with Kubernetes skills has also grown significantly as more and more businesses adopt cloud-based infrastructure. That’s why learning it is a smart investment

Kubernetes Terms: Pods, Containers, Nodes & Clusters

Kubernetes Terminology: Pods, Containers, Nodes & Clusters

Kubernetes is an open-source container orchestration tool created by Google. It eases the work of managing containerized applications at scale by automating tasks such as deployment and scaling. This blog explores the meaning of four terms that you'll come across many times when working with Kubernetes: Containers, Pods,

Puppet in DevOps

What is Puppet in DevOps?

Let’s talk about software deployment. Before we can deploy an application and make it available to its users, we must complete two steps: First, we provision the infrastructure, which is the set of hardware & software components that support the application’s development, testing, and deployment. Provisioning means setting

Kubernetes Features Every Beginner Must Know

6 Features of Kubernetes Every Beginner Must Know

Kubernetes is an open-source container orchestration platform that automates the deployment, scaling, and management of containerized applications. It was initially developed by Google and is now maintained by the Cloud Native Computing Foundation (CNCF). Kubernetes provides a platform-agnostic way to manage containerized applications, making it easier for developers to deploy

Practical Open Source with Open Student Communities

Practical Open Source with Open Student Communities

Open communities lie at the heart of open-source practices and are like fuel to the engine that drives open innovation. They are built on the principle of collaboration, which is more often the result of shared interest and vision. These communities could be large and distributed across the globe, or

The Ultimate Docker Certification (DCA) Guide for 2023

Docker certification

The Ultimate Docker Certification (DCA) Guide for 2023

One of the ways to stand out as a DevOps engineer is to gain certifications that attest to your expertise with DevOps tools. One of the most recognized and sought-after certifications is Docker Certified Associate (DCA). This article analyzes the DCA exam curriculum and resources that can help you crack

Why Are DevOps Salaries so High?

Why Are DevOps Salaries So High? (Over $130,000 / year)

In 2022, the average salary in DevOps is well over $130,000 per year. Of course, that's the salary in rich countries like the US. But the thing is, it does not matter where you are located in the world. DevOps practices are very easy to implement from

Kubernetes Learning Curve

Kubernetes Learning

Kubernetes Learning Curve: How Hard is it to Learn K8s?

Kubernetes is an essential tool for managing containerized applications. It allows for efficient deployment, scaling, and management of containerized workloads across a distributed system. Without Kubernetes, it can be challenging to manage the complexity of modern application architectures and ensure that our applications are running smoothly and efficiently. By using

Kubernetes v1.24 Stargazer: What's new?

Kubernetes v1.24 Stargazer: What's new?

Kubernetes v1.24 was released last May 24, 2022. In this article, we will go through notable changes, improvements, breaking removals, and deprecations. It should give you all the information necessary for container runtimes so that Kubernetes can prepare your cluster for this upgrade. Significant Changes 1. Complete removal of

Top 7 Reasons to Learn Linux

Top 7 Reasons to Learn Linux

Back in the 2000s, Linux was already very popular on servers. Nowadays, it's very popular on servers, Internet of Things (IoT) devices, smartwatches, and smartphones, and let's not forget it powers almost all cloud services. According to recent statistics, there are about 32.8 million Linux

What is GitOps?

What is GitOps and Why Developers Should Care?

GitOps is a methodology for deploying and managing software applications using Git. It is also referred to as "operations as code" or "code-driven operations," and it uses the principles of DevOps to streamline software updates across an organization. It basically uses a collaborative software development model

How to Learn Linux

How to Learn Linux in 2023 (with Resources)

Linux is an open-source operating system that’s highly versatile and customizable. It's often used in server environments due to its reliability and security features. It is particularly popular among developers and IT professionals, who appreciate its flexibility, stability, and versatility. This article will cover why you should

How to Get Python Certification

How to Get Python Certification: The Step-By-Step Guide

Python is an in-demand skill that can dramatically boost your career. If you’re looking for work as a developer, you may want some credentials to prove your qualifications and improve your chances of getting hired. This step-by-step guide will teach you how to get your Python certification. We’ll

What is Ansible?

What Is Ansible and How Do You Use It?

IT professionals have to manage systems across multiple platforms, which is an effort- and time-intensive task when done manually. Thankfully, there are automation tools like Ansible that make such tasks easier. This post will cover what Ansible is, how it works, and how you can learn to use the platform.

Kubernetes Dropping Docker

Docker and Kubernetes

Kubernetes Dropping Docker: What Happens Now?

A while back, Kubernetes announced that it was deprecating Docker. Actually, it was deprecating something called dockershim, and Docker alongside it. Roughly one year after the announcement, Docker was completely removed from Kubernetes. In this blog post, I'll explain why this happened and the impact it's

Docker vs. Containerd

Docker vs. Containerd: A Quick Comparison (2023)

A while back, Kubernetes announced that it would be replacing Docker with another container runtime, Containerd, after v1.20. This announcement caused a lot of panic and confusion among Kubernetes users. In this blog, we’ll expound on the impact of this change by providing a comparison between Docker and

Reasons To Learn DevOps

Top 10 Reasons To Learn DevOps

The history of DevOps can be traced back to the early 2000s when the software development and IT operations communities started to realize the need for a more collaborative and efficient approach to software delivery. This realization was driven by the increasing complexity of software systems and the challenges of