DevOps

Monitor your ISP’s performance with Speedtest Tracker

I recently changed ISP, and I wanted to monitor its performance and make sure I get what I’m paying for. I initially started writing a bash script that I was running in a crontab, then writing the results in an(…)

Parallel execution of Ansible roles

Introduction You can run a playbook for specific host(s), a group of hosts, or “all” (all hosts of the inventory). Ansible will then run the tasks in parallel on the specified hosts. To avoid an overload, the parallelism –(…)

SQLDay 2025 – Wrocław – Sessions

After a packed workshop day, the SQLDay conference officially kicked off on Tuesday with a series of sessions covering cloud, DevOps, Microsoft Fabric, AI, and more. Here is a short overview of the sessions I attended on the first day(…)

SQLDay 2025 – Wrocław – Workshops

I had the chance to attend SQLDay 2025 in Wrocław, one of the largest Microsoft Data Platform conferences in Central Europe. The event gathers a wide range of professionals, from database administrators to data engineers and Power BI developers. The(…)

YaK Core – The Holy Grail for Deploying Ansible Code Everywhere

YaK core Multi-Platform open source Automation Tool simplifies the deployment of Ansible playbooks through a clean UI and API. It offers an intuitive interface where users can upload playbooks, configure parameters, and deploy them seamlessly across various platforms, and(…)

My journey to KubeCon 2025

Wednesday, April 2nd. Today is my first day at the KubeCon 2025 in London. It’s 8 AM, I’m in the lobby of my hotel and I can already hear “HAProxy”, “NGINX”, “Pipeline”, and “Kubernetes” here and there. There is no(…)

OpenStack – Deploying the first compute instance

Once you have your OpenStack playground up and running it is time to actually use it. What we want to do today is to create our first compute instance. Before we can do that, we again(…)

Delphix Data Virtualization and Masking

After successfully completing several customer projects involving Delphix products, Data Virtualization and Data Masking, I decided to set up a complete infrastructure internally to test the combination of both products. Delphix Data Virtualization Creates only a virtual copy of(…)

Creating your private cloud using OpenStack – (7) – Horizon, the OpenStack dashboard

We’ve finished the last post with a working Network (Neutron) service on the controller and compute node. In this post we’ll setup the final service which is Horizon, the OpenStack dashboard. Once more, looking back at(…)

Creating your private cloud using OpenStack – (6) – The Networking service

We’ve finished the last post with a working Compute (Nova) service on the controller and compute node. While only the compute(s) actually run compute resources, Nova is also running on the controller for the management tasks, while libvirt is only(…)