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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 Nov 14, 2022 Updated on Jan 24, 2024

A Complete Guide to Understanding Linux File System Tree

Linux filesystem follows a tree-like hierarchical layout that is governed by the Filesystem Hierarchy Standard (FHS). Learn about the core principles behind it.

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Published on Sep 28, 2022 Updated on Sep 23, 2024

How To Use Ansible Vault to Protect Sensitive Data

Learn how to encrypt sensitive information with Ansible Vault to prevent it from being stored in your Ansible code directly and add an extra layer of security

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Published on Aug 22, 2022 Updated on Nov 6, 2023

How to Setup Linux Firewall Using Firewalld

Firewalld is a customizable host-based firewall management solution for Linux with a comprehensive set of firewall rules. Learn how to install and start using it.

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Published on Jul 27, 2022 Updated on Feb 6, 2024

How To Define and Use Handlers in Ansible Playbooks

Ansible handlers allow specific tasks to run only when the state of a system changes. Learn how to define and use handlers in your Ansible playbooks.

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Published on Jul 26, 2022 Updated on Feb 6, 2024

How To Use Variables in Ansible Playbooks

Learn how to define and reference Ansible variables in playbooks, inventories or on the command line.

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Published on Jun 28, 2022 Updated on Feb 28, 2024

How to Install and Start Using MariaDB on Ubuntu 20.04 | Step-by-Step

MariaDB is arguably one of the most widely used open source relational database systems. Learn how to install, optimize and start using it on Ubuntu 20.04

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Published on May 9, 2022 Updated on Nov 6, 2023

How to Install MongoDB on Ubuntu 20.04 | Step-by-Step Tutorial

Learn how to install and start using MongoDB - an open-source document-oriented NoSQL database that is popular in building fast and scalable applications

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Published on Mar 16, 2022 Updated on Nov 25, 2024

How to Run Remote Commands with Ansible Shell Module

Ansible Shell Module allows you to directly execute commands on the shell of remote targets. Learn how to start using the Shell Module in your Ansible playbooks

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Published on Feb 17, 2022 Updated on Oct 22, 2024

How to Create and Use Ansible Playbooks

Ansible playbook is a robust way to repeatedly perform multiple tasks on a number of servers. Learn how to create and use Ansible playbooks yourself.

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