Automated tests in software development are widely regarded as an integral quality measure. In our experience, the same cannot be said for testing infrastructure. We
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Bisher hat Johannes M. Scheuermann, 11 Blog Beiträge geschrieben.
When we upgraded from etcd v2 to etcd v3 we noticed that etcd returned different values when we queried it—and recently even more issues were opened which are all related to data inconsistency when authentication is enabled. This article explains how we solved this problem in our current project.
etcd  is a consistent, distributed key-value store which uses the raft consensus algorithm . etcd is used by many projects but it is probably best known for bei
Like all service meshes Istio tries to move some common network functionality into the infrastructure layer. Istio also allows some more complex features like Multicluster and multi mesh. In this blog post we will take a deeper look how we can use Istio multicluster for transparent failovers.
Istio is one of the many service mesh implementations out there. There is a very nice overview of the different service mesh implementations by INNOQ. Like all servic
Edge Computing has been a growing topic for the past few years. In this article we'll give you an overview over Edge Computing, discuss its advantages, explain a sample architecture as well as the classes of use cases it can be applied to.
Edge Computing has been a growing topic for the past few years. In this article we’ll give you an overview over Edge Computing, discuss its advantages, explain
Docker Plugins are an easy way to extend the capabilities of the Docker Engine. We'll show the capabilities of plugins.
Docker Plugins are an easy way to extend the capabilities of the Docker Engine. You can load third-party plugins to extend e.g. the Networking, Storage and Authorizat
A primer on Google Container Engine, Containers and Kubernetes.
This past month I prepared a talk titled Introduction to the Google Container Engine for the GDG DevFest in Karlsruhe. While doing so I thought it would be a good ide
In this final blog post of our 3 part series we will have a look at how you can build your own Apache Mesos framework.
In this final blog post of our 3 part series we will have a look at how you can build your own Apache Mesos framework. If you’re new to Mesos have a look at our
We want to show how to run tasks/applications on your Mesos cluster with Marathon, an init-system for Mesos built and maintained by Mesosphere.
In the previous blog post we described the basics and components of Mesos. Now we want to show you how to run tasks/applications on your Mesos cluster with Marathon,
Read on for the nitty gritty details in this first article in our Mesos mini series.
One of the biggest challenges in data centers is to maintain multiple clusters for different workloads. Say you want to run Hadoop, Kafka and Storm which means that y
Docker is a lightweight container virtualization platform. Read on to find out about the advantages of this architecture.
Docker is a lightweight container virtualization platform, a container being an isolated Linux system which runs on an single Linux host. Docker helps the user to pac
In this article we compare the benefits of 5+ popular and promising minimalistic distributions best suited as a Docker Operating Systems.
With the Hype around containers and especially Docker many new Linux distributions were created to run containers. Compared to traditional operating systems, there ar