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 Create Users and User Roles in OpenStack

How to Create Users and User Roles in OpenStack

In this tutorial, we’ll guide you through how to create users and user roles in OpenStack. User accounts are crucial for effective cloud management, allowing

Generate Wildcard SSL Certificates for Elasticsearch

Generate Wildcard SSL Certificates for Elasticsearch

Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The current Elasticsearch releases, Elasticsearch 8.x, when installed, the HTTP and

how Kubernetes assigns pods to nodes

How Kubernetes Schedules Pods: A Step-by-Step Guide for Beginners

In this guide, we’ll walk you through how Kubernetes schedules Pods, from creation to running on a node. Kubernetes is a powerful tool for managing

backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

In this blog post, we will dive into Kubernetes disaster recovery strategies, backup and restore etcd, using etcdctl and etcdutl tools. Even the most robust

Install Sublime Text on Ubuntu 24.04

Install Sublime Text on Ubuntu 24.04

In this tutorial, you will learn how to install Sublime Text on Ubuntu 24.04 Desktop. Sublime Text is a popular and feature-rich text editor used

A Guide to The Wonderful World of F(E)aaS for eCommerce

A Guide to The Wonderful World of F(E)aaS for eCommerce

The eCommerce industry is growing rapidly, and businesses are always looking for ways to improve their online presence to increase sales and revenue. One of

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

In this tutorial, you will learn how to integrate MinIO S3 storage with Kubernetes/OpenShift. MinIO is a high-performance, S3-compatible object storage solution ideal for cloud-native

setup highly available Elasticsearch cluster with Keepalived

Setup Highly Available Elasticsearch Cluster with Keepalived

Step through this guide to learn how to setup highly available Elasticsearch cluster with Keepalived. Setting up a highly available Elasticsearch cluster with Keepalived is

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

This tutorial serves as a guide to demystify different type of Kubernetes pods, in essence, Static Pods vs Mirror Pods vs DaemonSets. In Kubernetes, a

Technology powers the expansion of online casinos

From smooth software engines to solid platforms, technological advancements are revolutionizing how online gamblers play If you’ve been around computers long enough, you’ll know that

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