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.

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

CloudBees CI HA on OpenShift starts with one requirement that can stop the deployment before it even begins: shared storage with ReadWriteMany (RWX) access. OpenShift

Experience Excellence: How AI Transforms Daily Interactions

Experience Excellence: How AI Transforms Daily Interactions

In terms of digital communication for businesses, AI technology is making a big impact on daily interactions. This guide will explore three key areas where

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

In this blog post, you will learn how to enable user workload monitoring in OpenShift 4.20 and empower developers to monitor their own applications. User

shrink KVM virtual machine LVM partitioned disk

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

In this tutorial, you will learn an easy way to decrease/shrink KVM virtual machine disk size. In most cases, there is always a need to

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

In this tutorial, we will quickly look at how to disable weak SSH algorithms on RHEL 8/9/10, including SHA-1 HMACs, SHA-1 key exchange methods, CBC

StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

In this blog post, you will learn about statefulsets in Kubernetes and everything you need to know: the definition and purpose of StatefulSets, their importance

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

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

Install and Setup VeraCrypt on Linux Mint

Install and Setup VeraCrypt on Linux Mint 21

In this guide, we are going to learn how to install and setup VeraCrypt on Linux Mint 21. VeraCrypt, a fork of TrueCrypt, is a

Install and Configure Fetchmail with OAuth2 Support for Request Tracker

Install and Configure Fetchmail with OAuth2 Support for Request Tracker

In this blog post, we will take you through how to install and configure Fetchmail with OAuth2 support for Request Tracker (RT). OAuth2 has become

Website Wonders: 6 Insider Tips to Transform Your Business Online

In the dynamic world of digital marketing, leveraging your online presence is crucial to the growth and success of your business. This guide will explore

document.addEventListener("DOMContentLoaded", function() { document.querySelectorAll(".scroll-box").forEach(function(box) { box.style.position = "relative"; // Needed for absolute positioning of button var button = document.createElement("button"); button.className = "copy-icon-btn"; button.setAttribute("aria-label", "Copy code"); button.innerHTML = ''; box.appendChild(button); button.addEventListener("click", function() { var text = box.innerText; navigator.clipboard.writeText(text).then(function() { button.querySelector("svg").setAttribute("fill", "#4CAF50"); setTimeout(function() { button.querySelector("svg").setAttribute("fill", "white"); }, 1500); }).catch(function(err) { console.error("Copy failed: ", err); }); }); }); });