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Uyuni, an open-source configuration and infrastructure management solution for software-defined infrastructure (2) – Adding a client

In the last post we’ve installed and configured the Uyuni server. In this post we’ll add our first client we later on can manage through the Uyuni server. Quite some distributions are(…)

Uyuni, an open-source configuration and infrastructure management solution for software-defined infrastructure (1) – The server

Most of you probably heard of Red Hat Satellite, a product which is used to manage Linux infrastructures. Maybe you also heard about SUSE Manager, which does more or less the same(…)

Fast setup of a two node repmgr cluster with auto failover

This blog is about a fast, script based, setup of a repmgr two node cluster with auto failover. This setup is very easy and the requirements comparing to a patroni setup very low, for exapmle as open port on the(…)

Create and manage Ansible Execution Environments

by Alexandre Nestor Introduction What is an Ansible Execution Environnement, by the way ? As per RedHat definition an Ansible Execution Environment (EE) is a standard way to build and distribute the environment that automation runs in, which reduces complexity(…)

Kubernetes SSO using Azure AD

I’ve worked on this project to authenticate Kubernetes users against Azure AD and so have Single Sign-On (SSO). That was a long journey on a rocky road and it’s worth summarising in this blog all the steps required to make(…)

High Availability VMs on ODA

Virtualisation is now possible on the ODA whatever it is an ODA Lite or HA. The virtualisation is based on KVM and integrated with odacli for Bare Metal installation. Virtualisation has got the advantage to allocate resources to databases and(…)

DB Systems backup on ODA

How to backup DB Systems on Oracle Database Appliance(…)

REDIS STREAMS: Set up training lab for Windows using Docker

What is Redis streams?? (Definition from Redis.io ) A Redis stream is a data structure that acts like an append-only log. You can use streams to record and simultaneously syndicate events in real time. Examples of Redis stream use cases(…)

Secure your SQL scripts with an Oracle wallet

How to secure your SQL script and remove password using Oracle wallets(…)

Applying RU on Enterprise Manager 13c R5

By Mouhamadou Diaw We often apply Oracle Database RU. Like database Release Update can also be passed on Enterprise Manager. On this blog I am describing how we can update an OEM 13cR5 Update 10 to OEM 13cR5 Update(…)