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News - Blog

Objectif Libre > News > Our complete news > Blog
Loadbalacing

What you need to know about MetalLB

Posted on 11 Jun 201911 Jun 2019 Categories Blog Tags k8s, Kubernetes, MetalLB, tech
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...
EN SAVOIR +
containters

Using the operator-sdk to build a rabbitmq operator

Posted on 10 May 201910 May 2019 Categories Blog Tags Ansible, DevOps, Docker, k8s, Kubernetes, operator, sdk
In this article, I will show you how the ansible operator-sdk works to create a rabbitmq operator. The main purpose is to verify if an ops can use it or if it is a developer-oriented tool. Targeted...
EN SAVOIR +
Empilement

MySQL: Too many connections !

Posted on 21 Feb 201921 Feb 2019 Categories Blog Tags base de données, Docker, galera, mariadb, MySQL, tech, troubleshooting
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...
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Ceph-alopod

Migrating to containerized Ceph on Ubuntu 18.04: a feedback

Posted on 31 Jan 2019 Categories Blog Tags Ansible, Ceph, Migration, Retour d'expérience, tech
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...
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Automatisation

Software security automation, from development to runtime

Posted on 3 Sep 201814 Jan 2019 Categories Blog Tags automatisation, Intégration Continue, open source, securité
This blogpost is a curated list of tools related to software security automation in the container era. Intended audience: Anyone that is somehow related to making and/or running software. Bonus poi...
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Containers

Self-hosted docker registries showdown

Posted on 2 Aug 201814 Jan 2019 Categories Blog Tags Containers, DevOps, Docker, Intégration Continue, open source, tech
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...
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Logo Clair

Scanning docker images with clair and gitlab

Posted on 26 Jul 201814 Jan 2019 Categories Blog Tags devsecops, Docker, gitlab, open source
This blog post is a guide to use CoreOS's clair vulnerability scanner in GitLab. Intended audience: System administrators, DevOps familiar docker and its ecosystem. Bonus points if you have already...
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Logo OpenSCAP

Compliance enforcement on an OpenStack cloud with Puppet, Foreman and OpenSCAP

Posted on 10 Jul 201814 Jan 2019 Categories Blog Tags open source, OpenStack, puppet, securité
This blog post presents the setup of a security rules checkup system on OpenStack. Intended audience : System Administrators with basic knowledge on Puppet and OpenStack. By Adrien Beudin, Sys...
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Reseau

Kubernetes networks solutions comparison

Posted on 5 Jul 201814 Jan 2019 Categories Blog Tags benchmark, Kubernetes, réseau
This blog post presents and compares different network solutions working with Kubernetes. Intended audience : System Administrators with Kubernetes and network knowledge By Maud Laurent, System...
EN SAVOIR +
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