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.

Add Controller Nodes into Existing OpenStack Cluster using Kolla-Ansible

Add Controller Nodes into Existing OpenStack Cluster using Kolla-Ansible

Is it possible to add controller nodes into existing OpenStack cluster using Kolla-Ansible? Of course, yes! In this blog post, you will learn how to

Install and Setup OCS NG Inventory Server

Install OCS Inventory Server on Ubuntu 22.04|20.04

In this tutorial, you will learn how to install OCS Inventory Server on Ubuntu 22.04/Ubuntu 20.04. OCS (Open Computers and Software Inventory Next Generation) is

Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on Linux Mint 21. VirtualBox guest additions consist of device drivers

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

In this guide, you will learn how to automate OpenShift Builds with Git webhooks. Automating builds in OpenShift with Git webhooks streamlines your CI/CD pipelines,

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

In this tutorial, you will learn how to gracefully remove worker node from Kubernetes cluster. If you are managing a Kubernetes cluster, there might arise

Install Greenbone Vulnerability Management (GVM) on Debian 12

Install Greenbone Vulnerability Management (GVM) on Debian 12

In this guide, you will learn how to install Greenbone Vulnerability Management (GVM) on Debian 12. Greenbone Vulnerability Management (GVM), previously known as OpenVAS, is a network security

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes? Kubernetes, aka K8s, is the current de facto container orchestration platform providing a robust set of tools for

What Should Companies Do To Increase IT Safety

What Should Companies Do To Increase IT Safety

With cyber threats at an all-time high, IT security is a top priority for businesses of all sizes. Everyone inherits a responsibility to protect confidential

Install and Setup PowerDNS Admin on Ubuntu 22.04

Install and Setup PowerDNS Admin on Ubuntu 22.04

In this tutorial, you will learn how to easily install and setup PowerDNS Admin on Ubuntu 22.04. PowerDNS Admin is a web administrative interface for

Top 6 Hacks For Improving Your Business

Top 6 Hacks For Improving Your Business

The journey toward business improvement is an ongoing endeavor characterized by constant learning and adaptation. Numerous strategies and techniques can be leveraged to enhance your