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Winnie Ondara

Linux System Administrator

Winnie is a seasoned Linux Systems administrator, currently specializing in writing technical Linux tutorials. With over seven years of experience in deploying and working with major Linux distributions such as Ubuntu, Debian, RHEL, OpenSUSE, and ArchLinux, she has written detailed and well-written "How to" Linux guides and tutorials. Winnie holds a Bachelor's Degree in Computer Science from Masinde Muliro University, Kenya and resides in Nairobi, Kenya. She is an expert in authoring Linux and DevOps topics involving Docker, Ansible, and Kubernetes. She currently works as a freelance technical writer and consultant. In her previous roles, she worked in the capacity of an IT support specialist and Linux administrator. Her key roles included offering level 1 and 2 support to both in-house and remote staff and managing and monitoring Linux servers.

Articles by author

Published on Dec 8, 2025 Updated on Dec 8, 2025

10 Best Open-Source Server Monitoring Tools

Explore the top 10 open-source server monitoring tools to track performance, security, and health of your servers, applications, and IT infrastructure.

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Published on Dec 2, 2025 Updated on Dec 2, 2025

How to Set Up a VPS Server from Scratch: Step-by-Step Guide

Learn how to set up a VPS step-by-step, secure your server, install essential tools, and optimize performance with this complete Cherry Servers VPS setup guide.

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Published on Nov 24, 2025 Updated on Dec 2, 2025

How to Run Linux Commands on Windows (WSL, Git Bash & More)

Learn how to run Linux commands on Windows using WSL, Git Bash, Cygwin, or virtual machines. Compare methods and choose the best setup for your workflow.

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Published on Oct 23, 2025 Updated on Dec 2, 2025

How to Check Your Linux Distro (5 Easy Methods)

Learn how to check your Linux distribution using commands like lsb_release, hostnamectl, /etc/os-release, Fastfetch, and Screenfetch in this step-by-step guide.

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Published on Oct 17, 2025 Updated on Nov 7, 2025

Server Monitoring with Prometheus and Grafana

Learn how to monitor servers with Prometheus and Grafana on Ubuntu 24.04. Track CPU, memory, and app metrics, visualize data, and improve performance easily.

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Published on Sep 29, 2025 Updated on Nov 7, 2025

How to Rename Files in Linux Using mv & rename Commands

Learn how to rename files in Linux using mv for basic renaming and rename for advanced batch operations with Perl expressions and file extensions.

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Published on Sep 24, 2025 Updated on Nov 7, 2025

How to Install Calico on Kubernetes: Step-by-Step Tutorial

Install Calico on Kubernetes with Helm or YAML for secure, scalable networking. Learn setup steps, benefits, and performance boosts for your cluster.

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Published on Aug 19, 2025 Updated on Nov 7, 2025

Docker Pull Command: How to Pull Docker Images

Learn how to search, pull, list, inspect, and remove Docker images step by step. Master Docker image management for smooth app deployment.

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Published on Aug 14, 2025 Updated on Nov 7, 2025

How to Check CUDA Version on Linux

Learn multiple ways to check your CUDA version on Linux using nvcc, apt, dpkg, and PyTorch, plus tips to fix the 'nvcc not installed' error.

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