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 Tomcat 9 on Debian 12

How to Install Tomcat 9 on Debian 12

How can I install Apache Tomcat 9 on Debian 12? This guide provides step by step tutorial on how you can install Tomcat 9 on

upgrading ubuntu 22.04 to ubuntu 24.04

Easily Upgrade Ubuntu 22.04 to Ubuntu 24.04

To easily upgrade Ubuntu 22.04 to Ubuntu 24.04, follow through this guide. Well, Ubuntu 24.04, code-named Noble Numbat is now available for testing with official

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

If you are planning on getting started with Kubernetes, then installing Minikube on Ubuntu 24.04 might be the first step you want to take. Minikube

Install and Setup PowerDNS on Ubuntu

Easily Install and Setup PowerDNS on Ubuntu 22.04

Welcome to our tutorial on how to easily install and setup PowerDNS on Ubuntu 22.04. PowerDNS “is a premier supplier of open source DNS software,

Tips for Crafting a Winning Loan Application for Startups

Crafting a Winning Loan Application: Tips for Startup Founders Startups face several challenges, among them are navigation market competition, building a customer base, having to

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

In this blog post, I will walk you through how to implement multi-tenancy on OpenShift using project templates, ResourceQuotas, and LimitRanges. Out of the box,

Full Automation of Nagios Monitoring Setup with Ansible

Full Automation of Nagios Monitoring Setup with Ansible

In this guide, we’ll walk you through the full automation of Nagios monitoring setup using Ansible, from installing Nagios on your servers to configuring remote

install nagios core on centos 9 stream

Install Nagios Server on CentOS 9 Stream

In this guide, you will learn how to install Nagios Server on CentOS 9 Stream. Nagios provides enterprise-class Open Source IT monitoring, network monitoring, server and

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

How can I monitor Docker swarm service metrics? In this tutorial, you will learn how to monitor Docker swarm service metrics using Grafana. Coupled with

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Running a secrets manager that requires manual intervention every time a pod restarts is not a secrets manager, it is a liability. Every node drain,

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