2. How to resize Kubernetes Cluster on HI GIO portal

Overview

This documentation will be used when you want to resize your cluster nodes on HI GIO Cloud (decrease or increase the number of nodes).

Procedure

I. Pre-requisites:

• You already have a Kubernetes cluster on HI GIO Cloud.

• The resource is available if you increase the number of nodes.

• You have permission to control the Kubernetes cluster.

II. Procedure:

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Step 1: Log in to HI GIO Cloud with IAM account --> Open vCD Portal --> More --> Kubernetes Container Clusters

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Step 2: Select your cluster Node Pool

• It shows information about node type, node count, and sizing policy, …

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Step 3: Select the symbol on the left node you want to resize --> Resize

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Step 4: Fill in the number of nodes you want to resize SUBMIT

Use caution when resizing node pools to 0 worker nodes. The cluster must always have at least 1 running worker node, or else the cluster will enter an unrecoverable error state.

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Step 5: Waiting for the node size

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Step 6: On the tab Monitor, it will show many tasks updated on your cluster

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Step 7: When completed, the node count will show your location's available node/desired node.

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Step 8: You can verify with a command inside your cluster.