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Mehdi Bada

Mehdi Bada

Create a Kubernetes cluster with Google Kubernetes Engine

By | Database Administration & Monitoring, DevOps, Docker, Kubernetes | No Comments

Nowadays the market for cloud providers is very competitive. Large companies are fighting a very hard battle over the services they provide. Each offers a wide range of more or less identical products with specific features for each. In my point of view, having deployed Kubernetes clusters in several environments (Cloud and On-Premise), I pay particular attention to Google Cloud for its Google Kubernetes Engine offer. The deployment of a Kubernetes cluster is very fast…

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Mehdi Bada

Kubernetes DNS resolution using CoreDNS (force update deployment)

By | DevOps, Docker, Kubernetes | No Comments

After installing your Kubernetes cluster composed by masters and workers, a few configurations steps need to complete. In fact, the join command is not the last operation to perform, in order to have a fully operational cluster. See how to deploy a k8s cluster using kubeadm here: https://blog.dbi-services.com/kubernetes-how-to-install-a-single-master-cluster-with-kubeadm/ . One of the most important steps in the configuration is the name resolution (DNS) within the k8s cluster. In this blog post, we will see how…

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Mehdi Bada

CloudBees DevOps Playground – Hands On with JenkinsX

By | DevOps, Docker, Kubernetes | No Comments

Last week, we had the chance to attend to the CloudBees DevOps Playground in London. The event was a presentation and a Hands-On on Jenkins X done by one of the most popular guys from the CloudBees, Gareth Evans. Before taking an interest in Jenkins X, we focused most of our time in the Docker and Kubernetes part. We enhance a lot our skills during the last months on the administration of Kubernetes cluster and…

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Mehdi Bada

Kubernetes – How to install a single master cluster with kubeadm?

By | Database Administration & Monitoring, DevOps, Docker, Kubernetes | No Comments

To bootstrap a minimal K8S cluster for testing purpose, kubeadm is a very interesting tool. The goal of this blog is not to explain to you the K8S architecture or the components but only the deployment part. using kubeadm. The final architecture of our cluster will be the following: Source:https://elastisys.com/2018/01/25/setting-highly-available-kubernetes-clusters/ Docker Installation The first step is to install Docker on each cluster node: yum install yum-utils device-mapper-persistent-data lvm2 yum-config-manager \ –add-repo \ https://download.docker.com/linux/centos/docker-ce.repo yum update…

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Mehdi Bada

Docker EE – UCP 3.1.2 installation failed in Azure

By | DevOps, Docker | No Comments

Docker EE 2.1 is a Containers-as-a-Service (CaaS) platform on-premise or in the cloud. To manage your cluster of containers, Docker EE allows you to install UCP (Universal Control Panel). When you plan to install the UCP 3.1.2 in Azure, the installation fails during the deployment of the UCP service. You will get the following error message. [[email protected] ~]$ docker logs ucp-reconcile   If you google the error message you will get a lot of answers…

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Mehdi Bada

DockerCon18 Barcelona – Day 3

By | DevOps, Docker | No Comments

Wednesday was the last day of the DockerCon18 Europe. Like the previous day, we started the journey by a keynote of 2 hours, more oriented “Docker Community”, the core message of the keynote, the community is one of the pillars of open source technologies and Docker Inc want to push more and more the community aspect. The community is growing very fast and competitive. They take the opportunity to award the community leader of the year and a…

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Mehdi Bada

DockerCon18 Barcelona – Day 2

By | DevOps, Docker | No Comments

Tuesday was the second day in Barcelona for the DockerCon18. We attend the first general session in the morning. It was a mix of presentations, live demos and the participation of Docker big customer in EMEA such as Société Général in France, who present us the impact of Docker in their daily business. The main message of the first part of the keynote was: “How Docker can help you to make the digital transformation of your business”….

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Mehdi Bada

DockerCon2018 Barcelona – Day 1

By | DevOps, Docker | One Comment

As a football fan, traveling to Barcelona without watching a football game is inconceivable, so I started my travel by attending the game against Villareal in Camp Nou  😎   DockerCon Day 1 Today, with David Barbarin, was our first day at DockerCon2018 in Barcelona. The conference is located in a huge conference center and split between types of sessions including workshops, keynotes, hands-on labs, and hallway track. The first day was only focused on workshops, hands-on labs and hallway…

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Mehdi Bada

MongoDB OPS Manager

By | Uncategorized | No Comments

MongoDB OPS Manager (MMS) is a tool for administering and managing MongoDB deployments, particularly large clusters. MongoDB Inc. qualified it as “the best way to manage your MongoDB data center“. OPS Manager also allows you to deploy a complete MongoDB cluster in multiple nodes and several topologies.  As you know, at dbi services, the MongoDB installation is based on our best practices, especially the MFA (MongoDB Flexible Architecture), more information here. Is OPS Manager compatible with…

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Mehdi Bada

PII search using HCI

By | Uncategorized | No Comments

In a previous blog, we described how to install Hitachi Content Intelligence the solution of Hitachi Ventara for data indexing and search. In this blog post, we will see how we can use Hitachi Content Intelligence to perform the basic search on personal information (PII). Data Connections HCI allows you to connect to multiple data source using default data connectors. The first step is to create a data connection. By default, multiples data connectors are…

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