Kubernetes

A collection of 102 posts

DevOps

DevOps vs. DevSecOps: A Beginner-Friendly Guide

Introduction Imagine a company where everything is running smoothly. The DevOps process is in place, and teams are pushing software updates regularly without delays. It’s the release week for a major feature—developers are excited, operations are ready, and everything seems to be on track. But just days before

Kubernetes

Avoid Issues I Faced Securing Kubernetes Workloads: Learn with KCSA

The Scenario: Securing My Side Project Recently, while working on a side project to deploy a web application using Kubernetes, I faced a significant issue. One day, I got a call from one of my teammates who sounded worried. He told me that our application was crashing unexpectedly and there

Kubernetes

Exploring the Cutest Kubernetes Release : K8s 1.30

Welcome to our exploration of the latest updates and changes in the newly released version of the Kubernetes platform – 1.30! This release, the first of 2024, includes 45 enhancements designed to improve functionality and performance. Let's dive into the highlights of this release. If you'd

kubelet

Navigating the Everest of Logs - A Guide to Understanding Kubelet Logs

You might have seen this meme, which humorously shows how overwhelming Kubelet logs can be when something goes wrong. While it’s funny to see how long these logs are, they can really be very complicated. However, this mountain of information is very useful and can help you fix issues

DevOps

10 Essential DevOps Tools You Should Learn in 2024

The DevOps landscape is constantly evolving, with new tools and technologies emerging at a rapid pace. If you visit the DevOps roadmap on roadmap.sh, a popular site that provides developer roadmaps, you'll come across a diagram outlining the tools and technologies used in DevOps. The sheer number

Kubernetes

How to Collect Kubernetes Events and Extract Values?

Learn what Kubernetes Events are, including their various types. Explore how to collect event data using two key commands: kubectl describe and kubectl get events, and discuss the use of different flags with kubectl get events for enhanced filtering and sorting.

K8s challenge

Upskill Your Hands-On Cloud Expertise - KodeKloud's k8s Challenge on the Cloud Resume Challenge

This challenge offers a comprehensive overview of the Kubernetes application deployment process. Additionally, for those seeking to go above and beyond, there are opportunities for extra credit.

Kubernetes

Kubernetes Job Market Report 2024

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.

Kubernetes

How to Fix ImagePullBackOff & ErrImagePull in Kubernetes

ImagePullBackOff and ErrImagePull errors in Kubernetes mean containers can’t be pulled from the registry. This can happen because of network, image, or storage issues. To fix them, check network, image, and storage settings. Also, make sure you have the right authentication secrets.

Kubernetes

Kubernetes 1.29 Release Highlights: Mandala

Welcome to KodeKloud! Today, let's talk about the cool stuff in the latest Kubernetes version, 1.29. It's got some new features, changes in how things work, better guides, and some cleanup of old stuff. This time, it's all about "Mandala (The Universe)

Kubernetes

Should I Use Kubernetes?

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

Kubernetes

Demystifying Container Orchestration: How Kubernetes Works with Docker

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

Docker

Kubernetes vs. Docker Swarm: A Comprehensive Comparison (2023)

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

Kubernetes

What is Kubernetes 'back-off restarting failed container' error? Here's the fixes

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

Kubernetes

How to Manage Your K8s with K9s Kubernetes CLI

K9s is a terminal-based UI to interact with your Kubernetes clusters. Learn how to use K9s CLI to monitor and manage your Kubernetes resources.

Kubernetes

Understanding the Kubernetes API: A Comprehensive Guide

In Kubernetes, everything is an API object, from Pods to Services, and understanding how to interact with these objects is key to managing your cluster.

Ansible DevOps

Introduction to DevOps Tools: From Idea to Execution

Welcome to the world of DevOps, where a plethora of tools like Docker, Kubernetes, Ansible, Terraform, Git, GitHub, Jenkins, Prometheus, and Grafana play pivotal roles. For anyone new to this domain, the sheer number of tools and technologies can be overwhelming. This blog aims to demystify these tools by narrating

Kubernetes

Kubernetes SIGs: What They Are and How They Work

the Kubernetes community values inclusivity and collaboration over individual prowess. It's a space where your contributions, big or small, are welcomed and appreciated.

Kubernetes

Optimizing Kubernetes Clusters for Cost & Performance: Part 3 - Best Practices

In parts 1 and 2 of this 3-article series, we saw the impact of CPU limits and how resource requests can affect cost optimization performance. In this final article of the series, we will look at a few other industry best practices that can help to minimize cost and maximize

Kubernetes

Optimizing Kubernetes Clusters for Cost & Performance: Part 1 - Resource Requests

Which side of the table are you currently on? On one side, you are wrestling with high costs that have the finance team raising eyebrows and giving you that weird look. But your Kubernetes applications in the cloud run with peak performance, and your customers are happy. On the other

Kubernetes

Optimizing Kubernetes Clusters for Cost & Performance: Part 2 - Impact of CPU Limits

In part 1 of this 3-article series, we delved into how setting appropriate resource requests that closely reflect your workload resource utilization can help optimize your Kubernetes clusters. Now, you might assume that just like CPU requests, always setting CPU limits is the best practice in all scenarios. Well, “Life

Kubernetes

Deploying, Maintaining, and Scaling Kubernetes Clusters

How do you run containerized applications at scale with reliability and efficiency? If you are like most DevOps professionals, you probably use Kubernetes. It is the most popular and widely used container orchestration tool, with over 80% of the market share.  This article will help you understand the art and

Kubernetes

Kubernetes Readiness Probe: A Simple Guide with Examples

Learn the different mechanisms used in configuring a Kubernetes readiness probe

K3s

K3s vs K8s: What are the Differences & Use Cases

key advantage of K3s over K8s is its focus on simplifying day-to-day management and operations of the Kubernetes cluster compared to the upstream project.