Securing the integrity of Software Supply Chains

Overview How can we secure the integrity of our Software Supply Chains and have confidence that our software has not been tampered with and can be traced to its source? Which are the main parts of the software supply chain security? Before explaining how to secure the Software Supply Chain, we need first to understand […]

How to install OpenShift Data Foundation (ODF) 4.11 in a disconnected or air-gapped VMware cluster

Estimated reading time: 8 minutes Motivation Red Hat OpenShift Data Foundation (ODF), previously Red Hat OpenShift Container Storage, is a software-defined persistent storage solution for OpenShift Container Platform (OCP) workloads. In this article you’ll learn how to deploy OpenShift Data Foundation using local storage devices on a disconnected VMware cluster. An air-gapped or disconnected network […]

The OnPremise Datacenter is dead! Or isn’t it?

When I talk to colleagues, partners and customers in this age there are not a few who say that their company is going “all in” into the cloud. Faster, cheaper, more dynamic. It is just better. Migration to the cloud will take some time but they have started the process and it looks “good”. But […]

DevOps Metrics – What are they good for ?

Why do we need DevOps Metrics and what are they good for ?

Using Quarkus to develop a multiplayer game – Chapter #1 – Initial setup

Quarkus is a fantastic Java runtime environment and framework. Read this article to learn how easy it is to use Quarkus to create the server part of a multi player game (with a JavaScript client, running in a browser). Learn how to easily integrate Apache Kafka, WebSockets, a database, Qute templating for reporting etc. This is part ONE of a multi part article series.

Develop: The Inner Loop with OpenShift Dev Spaces (2/4)

In Part II of our 4-part blog series “You’ve written a Kubernetes-native Application? Here is how OpenShift helps you to run, develop, build and deliver it”, we will focus on the aspect of developing our application with and directly on OpenShift. In Part I, we’ve introduced our sample application “the Local News Application”, and showed […]

Rise of the Superclouds

It is widely accepted that using a hybrid- and multi-cloud approach is needed to increase flexibility and reduce the dependency on any single vendor. However, most organizations struggle to operate effectively across clouds, with environments often being disconnected silos with varying primitives, APIs, and management tools. Thus, moving workloads and data between clouds, and implementing […]

OpenSourceSeeds: Solving the world’s problems using open approaches – outside the software domain

In May this year, my colleague Götz Rieger came across a poster in Berlin which piqued our interest: Open source bread? Free (libre) seeds? What is this all about? With German Thanksgiving on Oct. 2nd we want to take the opportunity to learn more about this initiative. To this end, we conducted an email interview […]

eBPF: More than package filtering… much more.

Let’s face it, eBPF is the hot topic of the day in the Linux and Kubernetes world: at KubeCon EU in Valencia it was hard to find a project not talking about it, and KubeCon US in October will probably be even more intense. And on September 28 and 29 there will be the virtual […]

My favorite must-read books to become a better leader

I have been in a variety of technical leadership positions over the past decade before transitioning into people management in 2019. During my journey I’ve attended numerous formal leadership trainings, read dozens of books, and frequently studied online resources (The Enterprisers Project and Harvard Business Review are my favorites by the way). There is so […]