- Lab
- Core Tech
Linux Troubleshooting: Diagnose Issues Using Systemd
In this lab, you’ll practice administering Linux services using systemd. When you’re finished, you’ll have the skills to debug any service startup failures in Linux using systemd and journal files.
Path Info
Table of Contents
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Challenge
Get Started in the Lab Environment
Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!
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Challenge
Explore the Development Environment
You will explore some systemd commands and will learn how to use the systemd-analyze command to diagnose boot related issues.
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Challenge
Understand the systemd’s service units
You will learn about systemd's unit files. What they are, how to set up a unit file, and how to manage systemd unit files using systemctl command.
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Challenge
Explore the apache2 Installation
apache2 has been installed for you; you will learn a bit about it, and diagnose an issue.
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Challenge
Troubleshoot Apache2 Start-up Failure using Journal Files
To finish the lab, you will use journalctl to debug the apache2 server startup issue.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.