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.

Install MariaDB 11 on Debian

Install MariaDB 11 on Debian 11/Debian 10

Follow through this guide to learn how to install MariaDB 11 on Debian 11/Debian 10. “MariaDB 11 is the new major release series of MariaDB. It

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

This guide walks you through how to configure OpenShift 4 image registry persistent storage with ODF. After deploying OpenShift 4 on bare metal or KVM-based

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source systems and service monitoring system. It collects metrics from configured

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

I want to run a single node Kubernetes cluster on my local machine. But how? Well, this step-by-step guide will take you through all the

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a Kubernetes cluster that was originally

integrate openstack with ceph storage cluster

Part 3: Integrate OpenStack with Ceph Storage Cluster

This is the part 3 of our guide on how to integrate OpenStack with Ceph Storage Cluster. In cloud computing, OpenStack and Ceph stand as

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, this is an almost mission impossible task, but it is

Install LAMP Stack

Install LAMP Stack on Ubuntu 24.04

Welcome to our guide on how to install LAMP Stack on Ubuntu 24.04. As you already know, LAMP is a group of opensource web development

CentOS to RHEL Migration

Effortless CentOS to RHEL Migration with the Convert2RHEL Tool

This guide provides step-by-step instructions for performing a smooth CentOS to RHEL Migration with the Convert2RHEL tool. CentOS (Community ENTerprise Operating System) was one of

Why Cybersecurity Investments Are Non-Negotiable for Modern Businesses

Why Cybersecurity Investments Are Non-Negotiable for Modern Businesses

Cybersecurity is no longer an optional extra for businesses looking to remain competitive in today’s digital landscape. As hackers become more and more sophisticated, every

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