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.

login with freeipa client

Install and Configure FreeIPA Client on Ubuntu 24.04

In this tutorial, you will learn how to install and configure FreeIPA client on Ubuntu 24.04. With FreeIPA client, you can be able to authenticate

automate tasks in OpenShift with Kubernetes jobs and cron jobs

Automate Tasks in OpenShift with Kubernetes Jobs and Cron Jobs: A Practical Guide

In this guide, we’ll explore how to set up and automate tasks in OpenShift with Kubernetes jobs and cron jobs. Managing tasks in a Kubernetes-based

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is crucial to understand what a

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

In this blog post, we’ll cover OpenShift Builds and BuildConfig essentials, providing you with the fundamental knowledge and practical steps to create and manage builds

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

Install MariaDB 11 on Ubuntu 22.04/Ubuntu 20.04

Install MariaDB 11 on Ubuntu 22.04/Ubuntu 20.04

Follow through this guide to learn how to install MariaDB 11 on Ubuntu 22.04/Ubuntu 20.04. “MariaDB 11 is the new major release series of MariaDB. It

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

Install and Setup NFS Server on Debian 12

Install and Setup NFS Server on Debian 12

In this tutorial, we will discuss how to install and setup NFS server on Debian 12. Network File system (NFS) is a commonly used file-based storage

How to Reset Ceph Dashboard Admin Password

How to Deploy Ceph Storage Cluster on Rocky Linux

Follow through this post to learn how to deploy Ceph storage cluster on Rocky Linux. Ceph is a scalable distributed storage system designed for cloud

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