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Labs

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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Labs

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

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