Why test automation won’t work without infrastructure automation

The article shows the different benefits of an automated testing approach and why the full benefit can only unleashed by using infrastructure automation.

The importance of getting resource requests and limits right.

Problem Summary At the start of spring 2022, I was asked to assist in untangling a very escalated set of related cases with one of our customers. Their cluster had been experiencing stability issues over a period of several months. Initial analyses by support seemed to suggest resource problems, in particular insufficient memory. There were […]

Insurance 2030: The search for revenue

In the following text I am going to look at how the Insurance Industry might develop in the coming years until 2030. Some of the topics, I think, will develop in the same way as it would for the banking industry. So please have a look at this blog entry. Executive Summary Choosing a business […]

Red Hat Summit 2022: Editor’s Picks

Red Hat Summit 2022 is a wrap! It was packed with interesting sessions covering a wide range of topics. Most sessions are available after a quick registration for on-demand viewing until December 2022 here:  https://summit.redhat.com There are 101 on-demand sessions available covering high level topics down to the dirty technical details of using Red Hat’s […]

Using OpenTracing and Jaeger with Your Own Services/Application

In this blog I will guide you on How to use OpenTracing with a Quarkus application. How to display your OpenTracing information on Jaeger UI. In this blog I will use distributed tracing to instrument my services to gather insights into my service architecture. I am using distributed tracing for monitoring, network profiling, and troubleshooting […]

History of Cloud

Lately I have been giving a keynote at the Vogel-IT yearly Cloud Computing eXchange conference CCX on the history of clouds and the lessons we learned in looking at that history. The conference was held virtually this year on the Star Wars day, May 4th, 2022: https://www.ccxconference.de/ As the conference language was German, I want […]

How to create data sharing and collaboration services in kubernetes environments

Introduction Customer requirements are constantly changing and the digital transformation of any company requires not only support for cultural aspects in the collaboration between departments and colleagues, but also the adaptation of processes, modernisation of programmes and the management of company-related data. In my article “How to create a data pipeline for Next Generation Sequencing”, […]

Quantum Computing – How to start and how to say “Hello World!”

Introduction In my previous post on Open Source and Quantum Computing Quantum Computing: Open Source from the Start we learned about Quantum Computing in general and how Open Source is used to provide access to this new computing paradigm. This post will now focus on how to get started and provide a very easy guide […]

Banking 2030: What can we expect?

This text takes a look at the next couple of years regarding the banking industry and its repercussions on the underlying IT, makes assumptions and then some theories how it might develop. So up front a disclaimer: I do not have a glass orb and therefore my guess is probably as good as anyone’s. Executive […]

Optimizing a systemd service for security

First of all: What is a systemd service ? systemd is an init system in the Linux world, similar but not identical to init or SysVinit init systems (see [8]). There has been much discussion about this, but in the end all major distributions have for some time now switched to systemd. Essentially, systemd moves […]

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