In this blog post tutorial, we will learn, how to install a single node Kubernetes cluster via minikube. We will install minikube on CentOS 7 natively without the need for any virtual machine layer. This post is inspired by the…
This blog post shows a quick way how to install Kubernetes, a Docker orchestration framework published by Google, as a set of Docker containers. With that you can circumvent the hassle you may run into while trying to install Kubernetes natively.…
See how you can run a user space podman container inside another non-privileged container. For that, we create a CentOS 7 image with podman v3 installed. We spin up a Kubernetes non-privileged container from this image, and we show that…
The latest version of Kubernetes does not support Docker as a container runtime anymore. That is why many Kubernetes administrators have migrated their cluster’s container runtime from docker to another container runtime like containerd or cri-o. Or they will do…
IntelliJ Cloud Desktop by vocon IT GmbH is available as a free beta version on https://intellij-frontend.vocon-it.com/. Just register via GitHub or Google, and you are ready to start coding on IntelliJ Cloud Desktop in less than a minute. NEW (2021-11-26):…
English Version here Bewirb Dich hier: jobs@vocon-it.com Willst Du eine wichtige Rolle in der agilen Softwareentwicklung spielen? Bist Du genauso begeistert von modernsten Automatisierungstechnologien wie wir? Dann begeistert Dich vielleicht auch diese Karrieremöglichkeit. Findest Du Dich hier wieder? Du liebst…
Zur deutschen Version geht es hier Apply here: jobs@vocon-it.com Do you want to play an important role in agile software development? Are you just as excited about state-of-the-art automation technologies as we are? Then you might also be enthusiastic about…
In this post, I have summarized how I have performed a password recovery of a WordPress installation. I have followed the instructions here. I have performed a WordPress password reset via database (Step 1 through 6) as well as a WordPress password…
Are you reviewing Docker orchestration systems like Kubernetes, DC/OS or OpenShift? In this blog post, let us learn how to install a standalone OpenShift Origin system on Fedora. OpenShift Installation on Fedora is a tough nut. As an example, read this…
Docker @ Cloud We build your Docker Infrastructure. On-premise. On Cloud. Whether it be on-premise or cloud, we help you make an educated decision on which way to go: Docker Swarm, Kubernetes, OpenShift or DC/OS. Test all of those in our own vocon…
This is part 4 of a blog post series, in which we explore how to automate Amazon Web Services (AWS) using the Terraform open source software by HashiCorp. Similar to Cloudify, Terraform is a versatile way to codify any type of infrastructure and…
In this blog post we will review the architecture of OpenShift before we will gain some hands-on experience with OpenShift Origin, which is the free version of the OpenShift Container Platform a.k.a. OpenShift Enterprise. Vagrant software will help us to automate the installation…
In this blog we will show the surprising result that Docker on Ubuntu seems to outperform Docker on CoreOS by ~30%, when tested with a java templating web service. But first let us discuss the reason on why I have started the…
Short Introduction into container technologies and reasons, why I have chosen to start proof of concepts with Docker and no other container technology.
In this post, I will explore services failover scenarios for docker containers on CoreOS clusters using fleet. A container-based service will be defined and started, and we will explore the service recovery after a failure of one or all cluster nodes (e.g.…