Managing Users, Processes, and Disk in Linux (Part-2)

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👉 Let’s continue our 5-part Linux essentials series! We’re now on Part 2 of 5, where we’ll explore and learn more vital Linux commands. In this blog, we’ll cover how to manage users and groups, handle processes, and examine disk and file system usage. Just like before, real-world scenarios and practical tips are included to help reinforce your learning.

If you haven’t read the earlier blogs, check them out for context:

Part 1: Basic Commands, File & Directory Operations, Permissions

Table of Contents

1. User & Group Management
2. Process Management
3. Disk and File System Commands
4. Tips for Efficient Linux Usage

1. User & Group Management

Scenario: Bob is setting up a shared Linux environment for his development team.

2. Process Management

Scenario: Raj is troubleshooting why his Python script is using too much CPU.

3. Disk and File System Commands

Scenario: Alice wants to check disk space before uploading large files.

👀 Tips for Efficient Linux Usage

Use htop instead of top for a more user-friendly process manager.
Combine watch with any command to monitor changes over time (e.g., watch df -h).
Always back up important configuration files before modifying them.
Learn about sudo and least privilege—only elevate when required.
Practice using man to explore deeper details of any tool.