DevOps

Kubernetes Networking by Using Cilium – Intermediate Level – Network Interfaces

If you are new or uneasy with networking in Kubernetes, you may benefit from my previous blog for beginner level. In this blog post I will show you in a Kubernetes cluster what a building and(…)

Kubernetes Networking by Using Cilium – Beginner Level

There seems to be a strong interest these days about understanding better networking in Kubernetes. This blog post is my contribution on this topic. I’ll do my best to explain it in a visual way and translate the techie part(…)

Cloud Native Storage: Overview

When thinking of containers, Cloud Native Storage topic shines like an evidence. You have to handle this topic with care as it will carry your workload and configuration. This blog will be the first of a series talking about CNS(…)

Reestablish administrator role access to Rancher users

Introduction I came across a situation where there were no more Administrator users in Rancher. Therefore there was no access to the local (Rancher) cluster and administration of Rancher through the UI. No user could configure and reassign the Administrator(…)

VMware Tanzu Kubernetes: Configure your managed cluster

This third blog describe the steps to do once your cluster is initialized and in ready state. In case you missed the first 2 blogs you can find them here and(…)

Introduction to PostgreSQL in OpenShift

I’m on a mission to tackle scary topics around DevOps these days! In my 2 previous blog posts (Part 1 and Part 2) I’ve tried to demystified the DevOps word (and world!)(…)

Are You Afraid of the Word DevOps? – Part 2

In my previous blog post, we started to explore how to increase the Time-to-Market (TTM) of your simple application. We improved it and to go further we will now leverage containerization. As in part 1, I(…)

Are You Afraid of the Word DevOps? – Part 1

We came to realize recently that there is a resistance to the word DevOps and it repels some of you. Sadly, by stopping to this word, it prevents you from entering his world! Do you feel that DevOps is just(…)

Install NeuVector 5 on OpenShift Local 4.14

I’ve been playing around with 2 applications recently: OpenShift from Red Hat and NeuVector from SUSE. At some point I’ve wondered if I couldn’t play with both at the same time. Read on as I’ll share some tips & tricks(…)

Interacting with OpenShift Local in an Azure VM

In my previous blog I’ve written about the no or low cost solutions to setup an OpenShift cluster to play with. I’ve detailed the installation of OpenShift Local on Azure. OpenShift Local is like a mini cluster that is(…)