In the dynamic and often complex environment of Kubernetes, observing and understanding the state of your cluster is essential. If you can't examine the condition of your running applications, effectively managing them becomes a challenge, if not impossible. This is where the concept of observability comes into play, and Kubernetes Events play a pivotal role in this context. In this blog post, you'll learn what Kubernetes Events are and how to collect them. Let’s get started! What are Kubernetes Events? Kubernetes Events are resources that provide insights and visibility into the operational ..read more

North America has the most Kubernetes job offers, while remote jobs have plummeted to less than 1%. Here's why: If you are looking for a Kubernetes job, it is good to know where the majority of these jobs are coming from, how many of these provide remote working opportunities, what the landscape was in previous quarters, etc. Recently, Kube Careers released their State of the Kubernetes job market report for Q4 2023. The report comes from manually reviewing and analyzing all the jobs listed in their database in Q4 of 2023. We'll be using their report to analyze popular geographies f ..read more

We've all been there - you're testing out a new Kubernetes deployment only to be greeted with frustrating errors like "imagepullbackoff" or "errImagePull". I have faced these two errors many times; I know the frustration of just wanting your pods to run seamlessly.  In this article, I'll walk through some common causes for image pull failures, how to troubleshoot and fix these errors, and how to avoid them in the future. What Causes ImagePullBackOff & ErrImagePull Errors? The ImagePullBackOff and ErrImagePull errors are two of the most common pod failures in Kubernetes. They both mea ..read more

In the DevOps world, container orchestration is often synonymous with Kubernetes, a platform for deploying and managing container-based workloads in production. Since its debut in 2014, Kubernetes has seen a meteoric rise in its adoption and popularity. Despite being a relatively new technology, it is now used by a vast number of organizations, from small start-ups to large enterprises, so much so that it has become a standard in the industry.  Kubernetes for the Absolute Beginners – Hands-on Tutorial | KodeKloud Learn Kubernetes with simple, easy lectures and hands-on labs KodeKloud l ..read more

As a developer, you've probably heard of application containerization. Containers provide a lightweight and isolated runtime that ensures applications inside them run consistently across different environments. But as the number and complexity of containerized applications grow, so do the challenges of managing them. How do you ensure that your containers are running smoothly with high availability and can handle increased traffic without a negative impact on performance?  This is where container orchestration comes in. Container orchestration is the process of automating the deployment ..read more

If you are a DevOps engineer working with Kubernetes, you might have encountered the 'back-off restarting failed container' error. This error indicates that your pod is stuck in a crash loop and cannot start properly. It can be frustrating and time-consuming to troubleshoot and fix this error, especially if you don't know the root cause. In this article, we will explain what this error means, the common causes, and how to fix them. We will also share some tips and best practices to prevent this error.  What is 'back-off restarting failed container' Error? The 'back-off restarting failed ..read more

Containers make application deployment and scaling easy and fast, and that makes them a perfect fit for modern applications. To get the most out of containerization, you need a good container orchestration tool. Currently, two of the most popular orchestration tools are Kubernetes and Docker Swarm. In this article, we look at each of these tools. We shall then examine the similarities and differences and discuss when to use each. What is Kubernetes? Kubernetes is an open-source container orchestration tool that automates the deployment, scaling, and management of containerized applications. I ..read more

If you are a DevOps engineer working with Kubernetes, you might have encountered the 'back-off restarting failed container' error. This error indicates that your pod is stuck in a crash loop and cannot start properly. It can be frustrating and time-consuming to troubleshoot and fix this error, especially if you don't know the root cause. In this article, we will explain what this error means, the common causes, and how to fix them. We will also share some tips and best practices to prevent this error.  What is 'back-off restarting failed container' Error? The 'back-off restarting failed ..read more

Have you ever felt overwhelmed by the complexity of managing Kubernetes clusters using kubectl? If so, you're not alone. While kubectl is a powerful and versatile command-line tool, it often requires memorizing lots of commands and syntax, which can be daunting, especially for newcomers or even for seasoned developers. But what if there was a more streamlined, efficient way to interact with your Kubernetes clusters? Enter K9s, a terminal-based CLI tool that provides an interactive user interface for observing and managing resources inside your Kubernetes clusters.  In this blog post, we ..read more

Kubernetes API Welcome to the world of Kubernetes, where understanding the API is crucial for anyone diving into this powerful system. The Kubernetes API is the cornerstone that allows external users and systems to interact with Kubernetes clusters. It's not just a single monolithic entity; it's a collection of functionalities grouped together for ease of use and organization. Check Out Our Kubernetes Learning Path. Or, read to the end to find out how you can master Kubernetes even as an absolute beginner. In Kubernetes, everything is an API object, from Pods to Services, and understanding ho ..read more