Certainly! Here's a step-by-step guide to installing Kubernetes (K8s) on Ubuntu 20.04 from scratch. This guide will walk you through the process of setting up a basic Kubernetes cluster using kubeadm
, kubelet
, and kubectl
.
Prerequisites:
-
Ubuntu 20.04: You should have a clean installation of Ubuntu 20.04 on the machines where you plan to set up your Kubernetes cluster.
-
Minimum 2 Nodes: For a basic Kubernetes cluster, you need at least two nodes - one for the master and one or more for worker nodes.
-
Network Configuration: Ensure that your nodes can communicate with each other over the network. You should have a static IP address for each node.
To install Jenkins on Ubuntu and set up a master-slave configuration, you can follow these steps. Jenkins is a popular open-source automation server, and this guide will help you create a Jenkins master and connect one or more Jenkins slave nodes to distribute workloads.
Step 1: Install Jenkins on the Master Node
-
Update the package list and install Java Runtime Environment (JRE):
sudo apt update sudo apt install -y openjdk-11-jre