Homes

Chef is a powerful configuration management utility writy in ruby. This post will help you to setup a chef 13 on CentOS 7

In this post I will show you how to install kubernetes in HA mode with kubeadm, keepaliwed and envoyproxy.

I installed a kubernetes cluster in a Vagran environment. First everything was fine, but wen I try to add the command kubectl logs I got this error:

$ kubectl logs busybox-7c9687585b-12d75
Error from server (NotFound): the server could not find the requested resource ( pods/log busybox-7c9687585b-12d75)

Project Photon OS is an open source, minimal Linux container host that is optimized for cloud-native applications, cloud platforms, and VMware infrastructure.

In this post I will show you how to create a vagrant box from pothonos ISO.

The Red Hat CodeReady Containers enables you to run a minimal OpenShift 4.2 or newer cluster on your local laptop or desktop computer.

In this article I will show you how to use benji to backup CEPH RBD incrementally.

Imagine you want to test something in a demo setup with 5 machines. You create the necessary VMs in your local environment – but you cannot address them properly by name. With 5 machines you also need to write down the appropriate IP addresses – that’s hardly practical.

In this article I will show you how to use pgBackRest to backup PostgreSQL servers to S3 buckets.

In this article I will show you how to use pgBackRest in a dedicated backup server to backup remote PostgreSQL servers.