operating system

Upgrade RHEL from 9.6 to 10.1 (when running PostgreSQL/Patroni)

Upgrading from RHEL 9.6 to 10.1 is not just a routine update, it’s a major platform shift. When your server runs PostgreSQL compiled from source and a Patroni-managed cluster, the complexity increases significantly. System libraries change, Python environments break,(…)

Migrating from CentOS 8 to AlmaLinux 8

In our blogs we already talked about Migrating a CentOS 7 EC2 instance to Rocky Linux 8 and CentOS 8 machine to Red Hat 8 , but how does it look(…)

Automating Linux patching with Ansible – How to keep all your environments consistent ?

Your may want to patch your Linux servers on a regular basis (e.g using “yum/dnf update”). As always, it’s obviously recommended to : 1) Patch the TEST systems 2) Check if there is no side effects 3) Wait(…)

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(…)