4. How to upgrade Kubernetes Cluster in HI GIO Portal

Overview

This is a document for how to upgrade HI GIO Kubernetes Cluster.

Step for performing the upgrade:

• The versions of software in this guide are as follows:

• Upgrade Kubernetes Cluster.

• Validate Kubernetes Cluster after the upgrade.

The versions of the software are as follows

• Kubernetes Version: 1.23.17+vmware.1

• TKG Product Version: 2.2.0

• Service running on the cluster: Voting web app

• Component running the service:

Procedure

I. UPGRADE Kubernetes Clusters:

Step 1: From the vCD portal, choose More → Kubernetes Container Clusters

Step 2: Choose the cluster you want to upgrade to.

Step 3: Choose UPGRADE.

Step 4: Verify the current usage of Kubernetes and TKG Product versions are correct.

Step 5: Then choose the Available upgrade options → UPGRADE.

Step 6: Wait for the cluster to perform the upgrade completed.

II. Validate Kubernetes Cluster after the upgrade.

Step 1: After completion, the cluster version will change to the version you choose above.

Step 2: Test the component after performing the upgrade, and ensure that everything is running normally.

Step 3: Testing service after the upgrade, and it is still running normally.

The upgrade is completed.