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...
Kerberos authentication for Keystone (OpenStack) By Gauvain Pocentek, Cloud Consultant @Objectif Libre This blogpost describes how you can improve OpenStack Keystone authentication security, thank...
Ceph dashboard without internet access The point of this blogpost is to share a method to have ceph dashboard working without internet access. By Julien Lavesque, Cloud Consultant at Objectif Libr...
