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.

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

UK IT Support Statistics: What Do the Numbers Tell You?

UK IT Support Statistics: What Do the Numbers Tell You?

The United Kingdom is a tech-savvy nation. Every year, businesses and organisations in the UK invest billions of pounds into IT support services and technologies

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

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Introduction In today’s rapidly evolving technological landscape, serverless computing has emerged as a game-changer, redefining the way developers build and deploy applications. One of the

Install and Setup Nagios

How to Install Nagios Server on Ubuntu 24.04

In this guide, we will provide a step-by-step tutorial on how to install Nagios Server on Ubuntu 24.04. Nagios, now known as, Nagios Core, is

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two key state concepts: Declared State

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

How can you install Resource usage extension on Docker desktop? In this guide, you will learn how to install Docker Resource Usage extension. Being able

Install ELK Stack 8.x

Install ELK Stack 8 on Debian 12

In this tutorial, you will learn how to install ELK stack 8 on Debian 12 systems. Elastic/ELK stack 8.x has been released making it another

install visual studio code ubuntu

How to Install VS Code on Ubuntu 24.04

In this tutorial, you will learn how to install VS Code on Ubuntu 24.04. VS Code, an acronym for Visual Studio code is a free

Why Creating a Secure Password is Crucial

Why Creating a Secure Password is Crucial

In today’s digital age, where almost every aspect of our lives has moved online, the security of our personal information is more important than ever.