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Upgrading the Kubernetes Cluster Using kubeadm

We have been given a three-node cluster that is in need of an upgrade. In this hands-on lab, we must perform the upgrade to all of the cluster components, including kube-controller-manager, kube-scheduler, kubeadm, and kubectl.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 30m
Published
Clock icon Mar 31, 2019

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Table of Contents

  1. Challenge

    Install Version 1.18.5 of kubeadm on Master Node

    1. Unhold the version of kubeadm

    2. Install version 1.18.5 of kubeadm

  2. Challenge

    Upgrade Control Plane Components using kubeadm

    1. Plan the upgrade

    2. Apply the upgrade

  3. Challenge

    Install Version 1.18.5 of kubelet on Master Node

    1. Unhold the version of kubelet

    2. Install version 1.18.5 of kubelet

  4. Challenge

    Install Version 1.18.5 of kubectl on Master Node

    1. Unhold the version of kubectl

    2. Install version 1.18.5 of kubelet

  5. Challenge

    Install Version 1.18.5 of kubelet on The Worker Nodes

    1. Unhold the version of kubelet

    2. Install version 1.18.5 of kubelet

A Cloud Guru - Labs - Upgrading the Kubernetes Cluster Using kubeadm
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.

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We will provide the credentials and environment necessary for you to practice right within your browser.

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Follow along with the author’s guided walkthrough and build something new in your provided environment!

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