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.

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

Install RTIR Module on Request Tracker

How to Install RTIR Module on Request Tracker [2025]

In this tutorial, you will learn how to install RTIR module on Request Tracker. Request Tracker for Incident Response (RTIR) is an essential extension of

install gitlab linux

How to Install Gitlab on Ubuntu 24.04 with SSL/TLS

In this tutorial, you will learn how to install Gitlab on Ubuntu 24.04. GitLab is an open source end-to-end software development platform with built-in version control, issue

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

What is the difference between Kubernetes kubectl drain and kubectl cordon commands? Well, keeping your Kubernetes cluster healthy and running smoothly requires regular maintenance on

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

This tutorial provides a step-by-step guide on how to install Kubernetes Metrics server on a Kubernetes cluster. Kubernetes Metrics Server plays a vital role in

role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

This blog post serves as an introduction to Role-Based Access Control (RBAC) in Kubernetes. It is no doubt that currently, Kubernetes is the de facto

What is the Best Way to Invest in Cryptocurrency?

What is the Best Way to Invest in Cryptocurrency?

Today the market of digital assets hosts over 20 000 different cryptos: coins, tokens, NFTs, DeFi tokens, etc. To buy crypto online, investors use crypto

Configure Docker Daemon for Remote Connections

Configure Docker Daemon for Remote Connections

Is it possible to connect Docker daemon running on remote host from local Docker client? Yes, this tutorial will take you through how to configure

Why Should You Seek a Computer Repair Service in Washington, D.C

Why Should You Seek a Computer Repair Service in Washington, D.C

If you read this post, you are probably the owner of a newly established company and want your enterprise to gain relevance in your field.

What Should Companies Do To Increase IT Safety

What Should Companies Do To Increase IT Safety

With cyber threats at an all-time high, IT security is a top priority for businesses of all sizes. Everyone inherits a responsibility to protect confidential

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