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.

CentOS to RHEL Migration

Effortless CentOS to RHEL Migration with the Convert2RHEL Tool

This guide provides step-by-step instructions for performing a smooth CentOS to RHEL Migration with the Convert2RHEL tool. CentOS (Community ENTerprise Operating System) was one of

setup highly available Elasticsearch cluster with Keepalived

Setup Highly Available Elasticsearch Cluster with Keepalived

Step through this guide to learn how to setup highly available Elasticsearch cluster with Keepalived. Setting up a highly available Elasticsearch cluster with Keepalived is

Getting Started with Linux: Tips for Complete Beginners

Getting Started with Linux: Tips for Complete Beginners

Linux is an open-source operating system that has gained significant popularity in recent years. With its versatility, security, and ability to run on a wide

How VPNs Safeguard Your Online Presence

Protecting Your Privacy: How VPNs Safeguard Your Online Presence

In today’s digital age, safeguarding your online privacy has become increasingly important. With the rise of cyber threats and the extensive tracking and surveillance practices

install nagios core on centos 9 stream

Install Nagios Server on CentOS 9 Stream

In this guide, you will learn how to install Nagios Server on CentOS 9 Stream. Nagios provides enterprise-class Open Source IT monitoring, network monitoring, server and

install and setup openvpn server in Linux

How to Install OpenVPN Server on Ubuntu 24.04

In this guide, you will learn how to install OpenVPN Server on Ubuntu 24.04. OpenVPN is a robust and highly flexible open-source VPN software that uses all

integrate openstack with ceph storage cluster

Part 3: Integrate OpenStack with Ceph Storage Cluster

This is the part 3 of our guide on how to integrate OpenStack with Ceph Storage Cluster. In cloud computing, OpenStack and Ceph stand as

How to Enable Self-Service Password Reset in Request Tracker (RT)

How to Enable Self-Service Password Reset in Request Tracker (RT)

In this tutorial, you will learn how to enable self-service password reset in Request Tracker (RT). By default, RT doesn’t ship with a built-in password

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

How to Safely Reboot OpenStack Compute Node

How to Safely Reboot OpenStack Compute Node

How can I safely reboot OpenStack compute node? In an OpenStack environment, the compute nodes are the workhorses responsible for running virtual machines and managing