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

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

In this blog post, we will discuss how you can control OpenShift pod permissions with SCCs and service accounts. Have you ever deployed an app

Top Tips While Doing Your UNIX Homework

Top Tips While Doing Your UNIX Homework

UNIX, a powerful and versatile operating system, is a common subject of study for students in computer science and related fields. Whether you are just

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is the de facto container orchestration

install backuppc in

How to Install BackupPC on Debian 12

In this guide, we will learn how to install BackupPC on Debian 12. BackupPC is a free, high-performance enterprise-grade backup software suite with a web-based frontend that

Install NoMachine on Ubuntu

Install NoMachine on Debian 12

Welcome to our tutorial on how to install NoMachine on Debian 12. NoMachine is a remote desktop tool just like VNC, TeamViewer. It is designed

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

What is the difference between Kubernetes kubectl drain and kubectl cordon commands? Well, keeping your Kubernetes cluster healthy and running smoothly requires regular maintenance on

install redhat satellite on rhel 9

How to Install Red Hat Satellite on RHEL 9

In this tutorial, you will learn how to install Red Hat Satellite on RHEL 9. Red Hat Satellite is a powerful systems management tool that

install java

Install Java 17 LTS on Debian 12

This is a step by step guide on how to quickly install Java 17 LTS on Debian 12. Installing Java 17 LTS on Debian 12

how Kubernetes assigns pods to nodes

How Kubernetes Schedules Pods: A Step-by-Step Guide for Beginners

In this guide, we’ll walk you through how Kubernetes schedules Pods, from creation to running on a node. Kubernetes is a powerful tool for managing

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