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.

Kubernetes Monitoring with Prometheus and Grafana

Step-by-Step Guide: Kubernetes Monitoring with Prometheus and Grafana

In this tutorial, we will provide you with a step by step guide on Kubernetes monitoring with Prometheus and Grafana. Being able to monitor a

Install MinIO Object Storage Server on RHEL 9

How to Install MinIO Object Storage Server on RHEL 9

In this tutorial, you will learn how to install MinIO Object storage server on RHEL 9. MinIO is a high-performance, open-source object storage server that

Experience Excellence: How AI Transforms Daily Interactions

Experience Excellence: How AI Transforms Daily Interactions

In terms of digital communication for businesses, AI technology is making a big impact on daily interactions. This guide will explore three key areas where

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

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor Docker containers using Nagios. Monitoring your IT infrastructure is an

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, this is an almost mission impossible task, but it is

Install Debian 12 on VirtualBox

Install Debian 12 on VirtualBox

Follow through this tutorial to learn how to install Debian 12 on VirtualBox. The Debian project is proud to present its new stable version 12

Install Thunderbird mail client on Ubuntu 22.04/Ubuntu 20.04

Install Thunderbird on Ubuntu 24.04

This guide provides a step by step tutorial on how to install Thunderbird on Ubuntu 24.04. Thunderbird is a free and opensource cross-platform email, chat,

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

The guide originally included modifications to the Kolla Ansible playbooks to enable deployment of OpenStack on Ubuntu 24.04 LTS. However, we realized that these unofficial

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

In this tutorial, you will learn on how to extend OpenShift CoreOS /sysroot root filesystem. Extending the OpenShift CoreOS /sysroot filesystem is a critical task