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.

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide

In this tutorial, we will walk you through the steps of creating KVM virtual machines with Kickstart. If you are working with virtualized workloads, you

Install PostgreSQL 15 on Debian 12

Install PostgreSQL 15 on Debian 12

Learn how to install PostgreSQL 15 on Debian 12 using this comprehensive step-by-step tutorial. PostgreSQL is a fully featured object-relational database management system. It supports

2024 Tutorial: Easiest Way to Remote Control Laptops

2024 Tutorial: Easiest Way to Remote Control Laptops

Can a Laptop be Controlled Remotely? Yes, a laptop can be controlled remotely through the use of remote control software. Remote control technology allows users

Deploy Apps on OpenShift Using BuildConfig

How to Deploy Apps on OpenShift Using BuildConfig: A Step-by-Step Guide (2025)

In this tutorial, I will walk you through how to deploy apps on OpenShift using BuildConfig. OpenShift has become the go-to platform for enterprise-grade Kubernetes

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

This tutorial serves as a guide to mastering Kubernetes Autoscaling. We’ll explore the two main techniques of Kubernetes scaling: horizontal scaling and vertical scaling. Horizontal

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Welcome to our guide on configuring shared filesystem for Kubernetes on Rook Ceph Storage. In a Kubernetes cluster, the need for reliable and scalable storage

Install ELK Stack 9.x on Ubuntu 24.04

Install ELK Stack 9.x on Ubuntu 24.04

In this tutorial, you will learn how to install ELK stack 9.x on Ubuntu 24.04. Elastic/ELK stack 9.x has been released making it another major

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn how to monitor Docker containers metrics using Grafana. Grafana is

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

In this guide, I will walk you through KVM online disk expansion: how to extend virtual disks without downtime. But is it really possible to

Install and Setup Ansible on Ubuntu

How to Deploy Filebeat using Ansible

In this tutorial, you will learn how to deploy Filebeat using Ansible. Ansible is an open-source automation tool used for configuration management, application deployment, and