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.

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

This tutorial provides a step-by-step guide to using ConfigMaps in Kubernetes. ConfigMaps in Kubernetes are a powerful tool for managing configuration data separately from application

Install Logstash 9 on Ubuntu/Debian

Install Logstash 9 on Ubuntu/Debian

This guide is about how to install Logstash 9 on Ubuntu/Debian as a continuation of our guide on how to setup Elastic Stack 9. We

Top Ways To Improve The Efficiency Of Your Business

Top Ways To Improve The Efficiency Of Your Business

Running a business is never easy – there are always obstacles to overcome and challenges to face. But with the right strategies, you can improve

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM and CPU usage. Just like

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

In this blog post, we will take you through Kubernetes user management: creating users, groups and service accounts. Kubernetes came with one mission, to revolutionize

export Kibana search results to CSV/Excel file

Easily Export Kibana Search Results to CSV/Excel file

How can i easily export Kibana search results to CSV/Excel file? Well, that is an easy thing to do! Follow through this guide to learn

Beyond Compliance: Unraveling the Impactful Realm of Audit and Assurance

Beyond Compliance: Unraveling the Impactful Realm of Audit and Assurance

Imagine a world where businesses operate with absolute transparency and unshakable trust. This is not a utopian fantasy but a reality shaped by the critical

Configure Request Tracker to Send Mails using MSMTP via Gmail Relay

Configure Request Tracker to Send Mails using MSMTP via Gmail Relay

In this tutorial, you will learn how to configure Request Tracker to send mails using MSMTP via Gmail Relay. Request Tracker (RT) is an enterprise-grade issue

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

How to Configure Production-Ready Monitoring in OpenShift: Prometheus, Alertmanager & Persistent Storage

In this guide, I’ll walk you through how to configure production-ready monitoring in OpenShift 4.20. While OpenShift ships with cluster monitoring enabled by default, Prometheus

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