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.

Effective Apps For Writing Your Dissertation Or Thesis

Effective Apps For Writing Your Dissertation Or Thesis

Academic writing requires you to follow numerous rules on grammar, formatting, structure, and referencing, among others. These side activities may take all your time and

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

Easily Configure Elasticsearch HTTPS Connection

Easily Configure Elasticsearch HTTPS Connection

In this tutorial, you will learn how to easily configure Elasticsearch HTTPS Connection. You can configure your Beats; Filebeat, Metricbeat, Packetbeat, Logstash, Kibana, to securely

How to Play Poker Online: A Complete Guide for Casual Players

Online poker is an exciting way to play the popular card game without leaving home. In Texas Hold’em, players are dealt two personal cards and

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn how to monitor Docker containers metrics using Grafana. Grafana is

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part 2 of a three-part series

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

In this guide, you will learn how to easily extend existing LUKS-encrypted LVM by adding physical volume. LUKS, Linux Unified Key Setup, is a standard

Useful Information You Should Know About Data Privacy

Useful Information You Should Know About Data Privacy

Staying safe online is something that’s becoming increasingly important, but how do you know if your data is really secure? From keeping track of our

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to use custom index. Elastic Beats come packaged with sample Kibana

Install Passbolt on Debian 12

Install Passbolt on Debian 12

In this tutorial, you will learn how to install Passbolt on Debian 12. Passbolt is is a free, open source, self-hosted, extensible, OpenPGP based password

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); }); }); }); });