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.

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

What OS you should choose for dedicated server?

What OS you should choose for dedicated server?

When it stands the task of configuring your dedicated server, it’s essential to consider the hardware and network settings. Among the important aspects of server

Youtube Views; A Chronicle Of Engaging Social Network

Youtube Views; A Chronicle Of Engaging Social Network

YouTube is the second most visited social media on the internet; users spend around six hours daily watching varied kinds of videos. The writing on

Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

In this tutorial, you will learn how to gracefully remove worker node from Kubernetes cluster. If you are managing a Kubernetes cluster, there might arise

Install Request Tracker (RT) on Ubuntu 24.04

Install Request Tracker (RT) on Ubuntu 24.04

Welcome to our guide on how to install Request Tracker (RT) on Ubuntu 24.04. Request Tracker (RT) is an enterprise-grade issue tracking/ticketing system that allows

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Follow through this guide to learn how to easily install etcdctl on Kubernetes cluster. Kubernetes cluster relies on etcd, a distributed key-value store, to store

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

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM and CPU usage. Just like

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

Setup NFS Server on Ubuntu

How to Setup NFS Server on Ubuntu 22.04

In this tutorial, we will discuss how to setup NFS server on Ubuntu 22.04. Network File system (NFS) is a commonly used file-based storage system that allows

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