redhat

Moving JBoss EAP Workloads to OpenShift

More and more customers running traditional Java EE or Jakarta EE workloads are asking the same question: “We already use JBoss EAP. Should we move to Kubernetes or OpenShift, and do we need to replace the application server?”(…)

Test OpenShift 4 at low cost in Azure

If you want to learn and test OpenShift 4 (the last release is 4.14 at this time of writing), you may not want to go straight with the installation of a full cluster. Using the OpenShift Service of a(…)

How to use AWX REST API to execute jobs

by Alexandre Nestor Introduction AWX provides a REST API which allows to do pretty all commands that can be executed through the web interface, using http requests. Sometimes is more easy to restart, or start jobs(…)

Managing Ansible with AWX – Part II – Organizations, Users and Teams

In the 1st post of this serie, I demonstrate how easy it is to install AWX on a local Minikube Kubernetes cluster. Now that the installation is done and the access to the web console is(…)

Managing Ansible with AWX – Part I – Installation on Minikube

AWX is a web based GUI tool for managing Ansible playbooks. It is the open source upstream project of Red Hat Automation Controller (formerly Ansible Tower) . As for Fedora and RHEL operating systems, the releases of(…)

Automating Linux patching with Ansible

Since the beginning of the year, several vulnerabilities have been discovered in the Linux Kernel as well as in others important and widely-used packages. Among them, there was the famous CVE-2021-3156 affecting the sudo package and allowing(…)

Bringing up an OpenShift playground in AWS

Before we begin: This is in no way production ready, as the title states. In a production setup you would put the internal registry on a persistent storage, you would probably have more than one master node and you would(…)

Deploying SQL Server on MiniShift / RedHat OpenShift

Currently we begin to see customer adopting containerization for SQL Server databases (mainly driven by CI/CD and DevOps trends). A lot of them are using RedHat OpenShift as container management platform. From my side, I didn’t(…)

The same MAC address for two interfaces on the same host?

Yes, sounds strange, but exactly this is what we faced today. In the end it is clear and not strange anymore but for a moment we really thought we are hitting a bug in the operating system, which was RedHat(…)