Deploy node with more than 6T memory failed in TKGs environment

Products

• VMware Tanzu Kubernetes Grid Service (TKGs)

Issue/Introduction

• Deploy node with more than 6T memory vmClass.
• kubectl describe virtualmachine <virtual-machine-name> failed with the following error messages.

reconfigure VM task failed: Invalid virtual machine configuration.

• vpxd.log shows task failed with below error.

Virtual Machine with legacy BIOS firmware do not support setting the memory size to more than 6TB.

Environment

VMware Tanzu Kubernetes Grid Service (TKGs)

Cause

Virtual Machine with legacy BIOS firmware do not support setting the memory size to more than 6TB.

Resolution

Configure vmClass with less than 6T memory.