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.

Quickly Check If Linux System is Using BIOS or UEFI

Quickly Check If Linux System is Using BIOS or UEFI

Is your Linux system in BIOS or UEFI mode? Don’t worry, this guide will show you quick ways to check if Linux system is using

Install Greenbone Vulnerability Management (GVM) on Debian 12

Install GVM Vulnerability Scanner on Ubuntu 24.04

In this guide, you will learn how to install GVM Vulnerability Scanner on Ubuntu 24.04. Greenbone Vulnerability Management (GVM), previously known as OpenVAS, is a network security scanner

shrink KVM virtual machine LVM partitioned disk

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

In this tutorial, you will learn an easy way to decrease/shrink KVM virtual machine disk size. In most cases, there is always a need to

setup highly available Elasticsearch cluster with Keepalived

Setup Highly Available Elasticsearch Cluster with Keepalived

Step through this guide to learn how to setup highly available Elasticsearch cluster with Keepalived. Setting up a highly available Elasticsearch cluster with Keepalived is

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

This tutorial provides a step-by-step guide on how to setup highly available Kubernetes cluster with Haproxy and Keepalived. For anyone managing critical containerized applications with

Upgrade Debian 11 to Debian 12

Quick Way to Upgrade Debian 11 to Debian 12

Are you looking for a quick way to upgrade Debian 11 to Debian 12? Look no further, this guide will take you through all the

Install and Setup PowerDNS on Ubuntu

Easily Install and Setup PowerDNS on Ubuntu 22.04

Welcome to our tutorial on how to easily install and setup PowerDNS on Ubuntu 22.04. PowerDNS “is a premier supplier of open source DNS software,

Install DokuWiki on Debian 11

Install DokuWiki on Debian 11

In this demo, we are going to learn how to install DokuWiki on Debian 11. DokuWiki is an opensource software written in PHP that allows users to

Setting Up Linux VM for Coding: Student Guide

Setting Up Linux VM for Coding: Student Guide

How to Set Up a Linux Virtual Machine for Coding Projects Ever tried executing a complex coding project on your regular computer, only to realize

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

In this tutorial, you will learn how to integrate OpenShift with Active Directory for authentication. This setup enables users to log in to OpenShift using

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