DevOps

Kubernetes Networking by Using Cilium – Advanced Level – eBPF Routing

The DevOps technology Kubernetes uses a complex networking process when using Cilium. Cilium leverage eBPF for a fast and efficient routing in Kubernetes.

Kured: No more patching anxiety for Kubernetes clusters

In your DevOps and containerization journey, let's discover together how a cloud-native product named Kured can save you from the patching fears of your Kubernetes platform.

Monitor Kubernetes with Zabbix

Zabbix might not be the first monitoring tool that comes in mind when you want to monitor a Kubernetes cluster (Did you say Prometheus? 🙂 ). Nevertheless, as an open-source project, Zabbix have affinities with others open-source projects. In this(…)

Kubernetes Networking by Using Cilium – Intermediate Level – Traditional Linux Routing

Discover a DevOps technology that is about Kubernetes Networking by using Cilium.

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(…)

Configure Zabbix with Ansible

Besides the ability to setup your Zabbix server, proxy and agents, the Ansible collection for Zabbix (ie. community.zabbix) also allows to configure every aspects of your Zabbix system. From hosts to users,(…)

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(…)