At the end of each training about k8s, we note that trainees see the power of k8s in terms of automation and scalability. But they also fear the complexity of the tool. This feeling is even stronger w...
This article is about Federation v2 in Kubernetes, how it works currently with some use case description. At first, you need to know that federation v1 is deprecated, taking almost all Kubernetes APIs...
This article is an introduction to MetalLB, a solution to expose services if the Kubernetes cluster is not deployed on a Cloud platform. Intended audience: Kubernetes administrators. By Abdellah...
This is an issue most sysadmins have already met if they are used to deal with a MySQL server. This issue can come from misconfiguration (a connection pool too small) but it often arises from a probl...
This article describes the switch of an existing Ceph deployment to a containerized deployment on Ubuntu 18.04. Target audience: Ceph administrators planning to make the switch to containers using...
This blogpost is a comparison between different docker registries that you can host yourself. Intended audience: System administrators, DevOps familiar with docker and its ecosystem, or anyone curi...
This blog post explains how to configure the Openshift router in order to adapt it to specific needs. Intended audience : Openshift users and operators. By Jacques Roussel, Cloud Consultant @Ob...
Kubernetes & IPVS In this article, we explain the IPVS feature now available on Kubernetes (1.9 and later). Intended audience: sys admins learning k8s or working with Kubernetes. Basic knowled...
Rate Monasca / Ceilometer metrics with CloudKitty This blogpost describes how to install and configure Monasca-Ceilometer and CloudKitty in order to allow CloudKitty to collect metrics through Monasc...
