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 Nagios

How to Install Nagios Server on Ubuntu 24.04

In this guide, we will provide a step-by-step tutorial on how to install Nagios Server on Ubuntu 24.04. Nagios, now known as, Nagios Core, is

Install and Set Up Active Directory on Windows Server 2025 with LDAPS

Install and Set Up Active Directory on Windows Server 2025 with LDAPS

In this tutorial, you’ll learn how to install and set up Active Directory on Windows Server 2025, including how to enable LDAPS for secure communication

Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

In this guide, you will learn how to recover and expand OpenShift Data Foundation storage on bare metal from diagnosing a fully exhausted ODF Ceph

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn how to monitor Docker containers metrics using Grafana. Grafana is

Safely Remove Compute Node from OpenStack Deployment

Safely Remove Compute Node from OpenStack Deployment

How can I safely remove compute node from OpenStack deployment? When it comes to managing an OpenStack deployment, ensuring the safe removal of a compute

Why Creating a Secure Password is Crucial

Why Creating a Secure Password is Crucial

In today’s digital age, where almost every aspect of our lives has moved online, the security of our personal information is more important than ever.

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

Automated Payment Collection System

How an Automated Payment Collection System Can Help Your Business

In the current hectic digital economy, accuracy and speed are important success parameters for a business. Among the most neglected, yet essential details involved in

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. If you have installed Ubuntu 24.04 on VirtualBox, you realize

install phpPgAdmin on Debian 12

Install phpPgAdmin on Debian 12

In this guide, you will learn how to install phpPgAdmin on Debian 12. phpPgAdmin is a web-based administration tool for PostgreSQL. Installing phpPgAdmin on Debian

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