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 Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

In this blog post, we will take you through Kubernetes user management: creating users, groups and service accounts. Kubernetes came with one mission, to revolutionize

Install Tomcat 9 on Debian 12

How to Install Tomcat 9 on Debian 12

How can I install Apache Tomcat 9 on Debian 12? This guide provides step by step tutorial on how you can install Tomcat 9 on

Install pgAdmin 4 on Debian 12

Install pgAdmin 4 on Debian 12

This tutorial will take you through how to install pgAdmin 4 on Debian 12. pgAdmin 4 is a popular graphical tool with an intuitive user

Add Compute Nodes into OpenStack using Kolla-Ansible

Add Compute Nodes into OpenStack using Kolla-Ansible

Is it possible to add compute nodes into OpenStack using Kolla-Ansible? Yes, definitely. In this step-by-step guide, you will learn how to add compute nodes

How cleaning service software drives productivity and profitability for cleaning businesses

How cleaning service software drives productivity and profitability for cleaning businesses

Productivity in a residential services business like cleaning directly translates to better profitability. With growing opportunities in the cleaning industry as urbanization reaches an all-time

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, you might have encountered an a

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

Install Sublime Text on Ubuntu 24.04

Install Sublime Text on Ubuntu 24.04

In this tutorial, you will learn how to install Sublime Text on Ubuntu 24.04 Desktop. Sublime Text is a popular and feature-rich text editor used

Deploy an OpenShift Cluster Using Agent-Based Installer

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

In this guide, you will learn how to deploy an OpenShift cluster using Agent-based installer. Last month, I spent three days debugging a failed OpenShift

linux

The small but enthusiastic Linux gaming scene in Australia

For many avid gamers who prefer using Linux as their operating system of choice, playing many of the latest video games can often be quite

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