Kifarunix

DevOps Engineer and Linux Specialist with deep expertise in RHEL, Debian, SUSE, Ubuntu, FreeBSD... Passionate about open-source technologies, I specialize in Kubernetes, Docker, OpenShift, Ansible automation, and Red Hat Satellite. With extensive experience in Linux system administration, infrastructure optimization, information security, and automation, I design and deploy secure, scalable solutions for complex environments. Leveraging tools like Terraform and CI/CD pipelines, I ensure seamless integration and delivery while enhancing operational efficiency across Linux-based infrastructures.

Deploy an OpenShift Cluster Using Agent-Based Installer

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

In this guide, you will learn how to deploy an OpenShift cluster using Agent-based installer. Last month, I spent three days debugging a failed OpenShift

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

In this tutorial, you will learn how to install Fedora CoreOS on KVM using an ISO file. Fedora CoreOS is a minimal, container-optimized Linux distribution designed for

Upgrade RHEL 9 to RHEL 10 using LEAPP Tool

Upgrade RHEL 9 to RHEL 10 using LEAPP Tool

In this tutorial, you’ll learn how to upgrade RHEL 9 to RHEL 10 using the LEAPP tool with Red Hat Satellite Server integration. Staying up

modsecurity

Install ModSecurity 3 with Nginx on Debian 12

Welcome to our guide on how to install ModSecurity 3 with Nginx on Debian 12. Modsecurity is an open source, cross platform web application firewall

Install Apache Web Server on Debian 12

Install Apache Web Server on Debian 12

How can i install Apache web server on Debian 12? Follow through the simple steps in this guide to learn how to install Apache web

Install Thunderbird mail client on Ubuntu 22.04/Ubuntu 20.04

Install Thunderbird on Ubuntu 24.04

This guide provides a step by step tutorial on how to install Thunderbird on Ubuntu 24.04. Thunderbird is a free and opensource cross-platform email, chat,

Top Benefits of Innovative IT Network Management Systems for Your Remote Teams

Top Benefits of Innovative IT Network Management Systems for Your Remote Teams

The pressures of the 21st-century workplace have pushed organizations to become more innovative in their communication, collaboration, and IT network management. With many teams increasingly

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

In this blog post, you will learn about statefulsets in Kubernetes and everything you need to know: the definition and purpose of StatefulSets, their importance

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

The guide originally included modifications to the Kolla Ansible playbooks to enable deployment of OpenStack on Ubuntu 24.04 LTS. However, we realized that these unofficial

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox is a general-purpose full virtualizer for x86 hardware, targeted at