Kubernetes Tutorials: What is Preemption in kubernetes with example
A PriorityClass in Kubernetes is a non-namespaced object that defines a mapping from a priority class name to an integer value of the priority. The higher the…
List of CNI plugins used in kubernetes
Here is a list of some of the most popular CNI plugins used in Kubernetes: Other popular CNI plugins include: Container Network Interface (CNI) is an open…
List of Ingress controllers in Kubernetes
Here is a list of Ingress controllers for Kubernetes: NGINX Ingress Controller: The NGINX Ingress Controller is a widely used and battle-tested solution for managing external access…
Kubernetes in a Nutshell
1+ 4 Kubernetes, also known as K8s, is an open-source container orchestration platform. It automates many of the manual processes involved in deploying, managing, and scaling containerized…
Kubernetes Tutorials: How to modify CHANGE-CAUSE in Deployment revision
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Kubernetes: Workflow from Kubectl to Cri
When kubectl receives a create command, it performs the following steps: Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus….
What is the best job support providers for Kubernetes?
Selecting the best job support provider for Kubernetes depends on your specific needs, technology stack, and location. Each provider may have different strengths and offerings. To help…
Kubernetes: Managing Stateful and Stateless Application
Managing stateful and stateless applications in a distributed environment like Kubernetes requires different approaches due to the nature of data persistence and scalability. Let’s explore how to…
Kubernetes Custom Resources with Oops Concept
Kubernetes custom resources (CRs) are extensions of the Kubernetes API that allow you to define your own resources. CRs can be used to represent anything that you…
Helm Lab – 1: Configure Kubernetes – Install Helm – Deploy Chart
Step 1 – create one ubuntu 20.x in aws Step 2 – Setting up a K8 Cluster Step 3 – Install Helm Step 4 – Deploy one…
How to get port of a pod in Kubernetes?
To get the port of a pod in Kubernetes, you can use the kubectl command along with the get and describe options. Here are the steps: 1….
Node port forwarding Concept in Kubernetes
In Kubernetes, the concept of “node port forwarding” allows you to access a service running on a specific node in your cluster. It enables you to access…
Debug if pod fails to create in Kubernetes
When a pod fails to create in Kubernetes, you can follow these steps to debug the issue 1. Check the pod status: Example output: In this example,…
Docker and Kubernetes Demo Project
Here’s a step-by-step guide to creating a simple project with a web server and app server using Docker and Kubernetes on Ubuntu, ensuring that the Docker image…
List of continuous delivery tools for kubernetes and containers in 2023
Jenkins X: A cloud-native, open-source CI/CD solution for Kubernetes. It automates the building, testing, and deployment of containerized applications on Kubernetes, providing features like automated versioning, promotion,…
How to Implement GitOps Using Kubernetes?
GitOps is a popular approach to managing infrastructure and applications in a cloud-native environment. It is a way of managing the entire application lifecycle by using Git…
Top 50 interview questions and answers for kubehunter
1. What is kubehunter? Kubehunter is a tool used to scan Kubernetes clusters for security vulnerabilities. 2. What are some common security vulnerabilities in Kubernetes clusters? Some…
Deploy HA Kubernetes Cluster on Linux using Rancher RKE2
What is RKE2? RKE stands for Rancher Kubernetes Engine. RKE2 also known as the (RKE Government) is a combination of RKE1 and K3s. It inherits usability, ease-of-operations, and…
Top 50 interview questions and answers for knative
1. What is Knative? Knative is an open-source platform that helps developers build, deploy, and manage serverless workloads on Kubernetes. 2. What are the benefits of using…
Checklist of Disaster Recovery Plan in Kubernetes (EKS) for GitLab
Disaster Recovery recommendation in Kubernetes Design EKS cluster for disaster recovery? Designing an Amazon Elastic Kubernetes Service (EKS) cluster for disaster recovery involves implementing strategies and configurations…
Kubernetes: Pull an Image from a Private Registry using Yaml and Helm File
Method 1 – Change docker config default registry To change the default registry for Docker to a private registry that requires authentication, you can follow these steps:…
Kubernetes Tutorials: Example of StorageClass, PersistentVolume, PersistentVolumeClaim using EBS
Storage Class PersistentVolume PersistentVolumeClaim Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School,…
Most Popular serverless runtimes for Kubernetes
What is serverless? Serverless is a type of cloud computing in which the cloud provider is responsible for managing and allocating the servers for running an application,…
Kubernetes Assignment and Project
Submit Answer in the www.Debug.School and share a URL in your Whatsapp Group. Day#1 Day#2 Day#3 Day#4 Day#5 Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge…
Kubernetes Tutorials: List of Components of Kubernetes
Kubernetes Cluster A Kubernetes cluster consists of control plane, worker nodes, and pods. Control plane components are: Scheduler, ETCD, API server, and control manager. Node components are…
List of Tools to Setup Kubernetes Clustors
kind kind lets you run Kubernetes on your local computer. This tool requires that you have Docker installed and configured. kind is a tool for running local…
Kubernetes Security Assesment
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Kubernetes Tutorials: Example code for StorageClass & volumeClaimTemplates with Local Persistent Volume
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Kubernetes Tutorials: Example code for StorageClass & PersistentVolumeClaim with hostpath
Prerequisite Example – 1 Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School,…
Kubernetes Trainer in Netherland, Amsterdam
This blog will make you familiar to Kubernetes trainer in Netherland, Amsterdam What is Kubernetes? Kubernetes is a framework for running and coordinating containerized applications across a…