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.

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

This tutorial provides a step-by-step guide to using ConfigMaps in Kubernetes. ConfigMaps in Kubernetes are a powerful tool for managing configuration data separately from application

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

kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with Terraform. If you are creating multiple virtual machines on KVM

i3 wm

Install i3 Windows Manager on Ubuntu 24.04

Welcome to our tutorial on how to install i3 windows manager on Ubuntu 24.04. i3 is a tiling window manager for X11. “A tiling window manager is

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

In this tutorial, you will learn how to deploy WordPress using Docker compose. In an ever-evolving digital landscape, where websites serve as essential touch-points for

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two key state concepts: Declared State

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

In this blog post, I’ll walk you through a flawless step-by-step guide on how to upgrade OpenShift Cluster, from pre-update preparation to post-upgrade validation. By

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Can docker Desktop connect to remote host? Yes. Follow through this guide to learn how to connect to Remote Docker environment on Docker Desktop. Docker

Configure Apache Kafka SSL/TLS Encryption for Enhanced Security

Quick Guide: Configure Apache Kafka SSL/TLS Encryption for Enhanced Security

In this quick guide, we will take you through steps on how to configure Apache Kafka SSL/TLS encryption for enhanced security. By default, Kafka uses

Install Logstash 9 on Ubuntu/Debian

Install Logstash 9 on Ubuntu/Debian

This guide is about how to install Logstash 9 on Ubuntu/Debian as a continuation of our guide on how to setup Elastic Stack 9. We

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