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Labs

Building and Using a K3s Cluster

In this lab, you will walk through the entire process of bootstrapping a working K3s cluster. You will install K3s on multiple servers. Then, you will configure those servers to form a multi-server cluster. Finally, you will run an application on your cluster to demonstrate that everything is working. After completing this lab, you will have built a K3s cluster from start to finish!

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Labs

Path Info

Level
Clock icon Intermediate
Duration
Clock icon 30m
Last updated
Clock icon Sep 02, 2025

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Table of Contents

  1. Challenge

    Build the K3s Server

    1. Log in to the K3s Server instance.
    2. Install K3s in such a way that this instance will function as a K3s server.

  2. Challenge

    Build the K3s Worker Nodes

    1. Log in to both K3s Worker 1 and K3s Worker 2.
    2. Install K3s on both instances so they will function as worker nodes and form a cluster with the K3s server.

  3. Challenge

    Run a Sample Application on the New Cluster

    1. Log in to the K3s Server instance.

    2. Create a pod that runs the wernight/funbox image: fortune | cowsay.

    3. After the container finishes running, view your fortune:

      sudo kubectl logs cowfortune
Pluralsight Skills - Labs - Pluralsight
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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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.
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