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Use kubectl with a Kubernetes Cluster

In this hands-on lab, you are provided two servers with Kubernetes and containerd installed and configured. You will need to add a Node to the cluster using the information provided and then you will need to create a deployment file. This file will start three replicas of an Nginx image. You will use the relevant commands to scale up the number of replicas to five and then back down to one.

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Path Info

Level
Clock icon Beginner
Duration
Clock icon 30m
Published
Clock icon Mar 31, 2023

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Table of Contents

  1. Challenge

    Log In to the Provided Server

    Log in to the server as cloud_user with the provided password to ensure you can log in. When the file SERVER-READY is visible in the /home/cloud_user folder, then you can follow along with the objectives.

  2. Challenge

    Add Your Worker Node to the Cluster

    Add your worker Node knode1 to the cluster using the information provided in the cluster-info text file, and check if it is ready for use.

  3. Challenge

    Create a Deployment File That Runs the Nginx Image

    You will create a deployment file that runs the Nginx image; use port 8080 for its output.

    Call the file deployment-nginx.yml, and start the three replicas.

  4. Challenge

    Use the kubectl Command and Run the Deployment

    Use kubectl to create the deployment, and check if the three replicas have started.

  5. Challenge

    Scale the Number of Replicas

    Scale the number of replicas using the relevant commands: firstly to five replicas then down to one replica.

A Cloud Guru - Labs - Use kubectl with a Kubernetes Cluster
Author
A Cloud Guru

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

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!

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