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.

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

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! Metricbeat provides a flexible and powerful way to monitor Docker

Configure Request Tracker to Send Mails using MSMTP via Gmail Relay

Configure Request Tracker to Send Mails using MSMTP via Gmail Relay

In this tutorial, you will learn how to configure Request Tracker to send mails using MSMTP via Gmail Relay. Request Tracker (RT) is an enterprise-grade issue

4 Ways Website Data Collection Can Help Improve Your Business

4 Ways Website Data Collection Can Help Improve Your Business

You’ve probably discovered that many of your competitors already use data to achieve various goals. Should you start your own website data collection initiative or

CentOS to RHEL Migration

Easily Convert Rocky Linux to RHEL using Convert2RHEL Tool

This guide provides step-by-step instructions on how to easily convert Rocky Linux to RHEL using Convert2RHEL tool. Rocky Linux emerged in December 2020 after Red

install openldap debian

Install and Setup OpenLDAP Server on Debian 12

Follow through this tutorial to learn how to install and setup OpenLDAP Server on Debian 12. OpenLDAP is an open source implementation of the Lightweight Directory Access Protocol, a client-server protocol for accessing

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

Setup a Three-Node Kafka KRaft Cluster

Setup a Three-Node Kafka KRaft Cluster for Scalable Data Streaming

In this step-by-step guide, we will walk you through the process of how to setup a three-node Kafka KRaft cluster for scalable data streaming. Building

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

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