[VMC on AWS] Failed to enable Tanzu cluster
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[VMC on AWS] Failed to enable Tanzu cluster

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Article ID: 327122

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Updated On:

Products

VMware Cloud on AWS

Issue/Introduction

This article provides information about the detail of the "Tanzu Kubernetes grid activation failed" error message.

Symptoms:
Enabling Tanzu Cluster fails in VMware Cloud on AWS SDDC environment as below.
  • Error message : Tanzu Kubernetes grid activation failed
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Cause

This issue occurs when an invalid Service CIDR specification is specified.
Also, it may occur temporarily depending on SDDC condition.

Resolution

Service CIDR prefix must be a minimum of /24 as below. 

Excerpts from the following docs : "
a span of at least /24 is required."

Activate Tanzu Kubernetes Grid in an SDDC Cluster

Please check the improvement of the issue by specifying the correct Service CIDR.

Workaround:
If Sevice CIDR is correctly specified, it may be a temporary issue. After an hour or so, please re-try activation and check improvement the issue.
If the issue persists, please contact VMware support with the following information.
  • Org id :
  • SDDC id :
  • Date and time the event occurred :
  • Service CIDR :


Additional Information

Activate Tanzu Kubernetes Grid in an SDDC Cluster