The intent of this Load balancer is to spread the workload among different servers or applications. It can be set up on both physical and virtual infrastructures. The load balancer traces the accessibility and availability of pods with the Kubernetes Endpoints API. When it gets an app request for a …
Blog posts : "kubernetes"
Setup HAProxy for Ingress Controller Kubernetes Cluster
In earlier article I configured Setup and deploy Ingress controller for Kubernetes on Bare Metal servers. To get the web url working in the browser I had used local hosts file to add DNS host entries under directory /etc, but everytime I try the dns url in the browser it was taking me to the fir…
Setup and deploy Ingress controller for Kubernetes on Bare Metal servers
After install, setup and configuration of Kubernetes Cluster in my bare metal servers, I wanted to do the POC (proof of concept) of Ingress resource for one of the production environment.
Kubernetes Ingress is an API entity that lets entry to your Kubernetes services from outside network. It p…
Kubernetes kubeadm join could not find a jws signature in the cluster-info ConfigMap for token ID
While configuring Kubernetes cluster using kubeadm tool and joining Worker nodes into the cluster I receiving below error.
Another error: Kubernetes kubeadm join couldn't validate the identity of the API server connection refused
Complete articles:
Configure Nginx Load Balancer for the …
Kubernetes kubeadm join couldn't validate the identity of the API server connection refused
While configuring new worker node in Kubernetes cluster using kubeadm tool I was receiving below error. Basically I was trying to join worker node in the Kubernetes cluster control-plane using kubeadm join command, but it was failing because of multiple reasons.
Complete articles series on i…
Install and configure Kubernetes cluster worker nodes using kubeadm - Part 3
In this third part of configuration of Kubernetes cluster I have completed earlier part of a blog Install and configure Kubernetes cluster master nodes using kubeadm - Part 2. I have three Ubuntu server nodes installed in my lab for Worker nodes to add in Kubernetes cluster using kubeadm tool. Be…
Install and configure Kubernetes cluster master nodes using kubeadm - Part 2
After preparing NGINX load balancer for Kubernetes API Server in Configure Nginx Load Balancer for the Kubernetes API Server - Part 1. It is time to use this LB in Kubernetes cluster. I will setup 3 master nodes in control-plane. Before deploying master nodes using kubeadm, I am preparing servers …
Configure Nginx Load Balancer for the Kubernetes API Server - Part 1
Although I have written two articles for installation and configuration Kubernetes cluster, it was built with very basic configuration and tried to keep it simple. Here in this article I am configuring full fledged Kubernetes cluster requiring intermediate skills on linux.
Check my articles on …
How to install kubernetes worker node on ubuntu Part 2
This is a second part of How to install kubernetes master control-plane on ubuntu. In the Part 1 I made my master node ready. If you are following the article, after executing kubeadm init command you will receive kubeadm join command which you need to use on K8S prepared worker node. Below is the…
How to install kubernetes master control-plane on ubuntu Part 1
If you’re using containers, there’s a great possibility you’ve heard of Kubernetes, or K8s (in short). In straightforward language, Kubernetes is an open-source system for orchestrating, automating deployment, scaling, and management of containerized applications. Kubernetes is a tool intended to ge…
Create List or Remove VMware VM Snapshots with PowerCLi
This is very handy and useful PowerCLI script, when I do my labs or production deployment changes on VMware environment. Whenever I have multiple servers to make changes and wants to ensure no problem should occur after changes, I take temporary VMware snapshots. But working with snapshot manually i…
Install Ansible AWX Tower on Ubuntu Linux OS
AWX is a one of the great devops and orchestration tool for deployment and configuration management. With Ansible AWX Tower you can unify and regulate your LAB Dev IT organization with a graphic dashboard, RBAC (role-based access control) , job scheduling, integrated announcements and graphical inve…
Install kubectl.exe on windows using PowerShell
I was testing kubernetes in my environment and wanted to deploy kubectl.exe tool on couple of my colleagues system, which I can install or update easily remotly. For this I have written small script which will download latest version of kubectl.exe and set a Environment variable for the same. You ca…
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