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.

nstall and configure xrdp server on AlmaLinux 10

Install and Configure xrdp Server on AlmaLinux 10

In this tutorial, you will learn how to install and configure xrdp server on AlmaLinux 10, enabling remote desktop access. Whether your system is a

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

In this tutorial, you will learn how to replace OpenShift self-signed Ingress and API SSL/TLS certificates with Lets Encrypt. When you install a new Red

Install Terraform on Ubuntu 24.04

Install Terraform on Ubuntu 24.04

How can I install Terraform on Ubuntu 24.04 for automated deployments and infrastructure provisioning? This guide will provide step-by-step tutorial on installing Terraform on Ubuntu

How to Install RHEL 10 on VirtualBox

How to Install RHEL 10 on VirtualBox

Looking to install RHEL 10 on VirtualBox? Red Hat Enterprise Linux 10 (RHEL 10), codenamed “Coughlan,” is the latest major release from Red Hat, officially

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

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

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

Storage Solutions for Traders For Efficient Trading Platforms

Storage Solutions for Traders For Efficient Trading Platforms

Every second, every decision and every piece of information can mean the divergence between a winning trade and a missed opportunity. The importance of optimal

Setup Multi-node Elasticsearch Cluster

How to Setup Multinode Elasticsearch 9 Cluster

Follow through this tutorial to learn how to setup multinode Elasticsearch 9 cluster. As of this writing, Elastic Stack 9.0 is the current release. This

nagios docker

Deploy Nagios as a Docker Container

How to install Nagios core in Docker? In this tutorial, you will learn how to deploy Nagios as a Docker container. Nagios Core is an