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Use valid VMSS computer names#

Operational Excellence · Virtual Machine Scale Sets · Azure.VMSS.ComputerName

Virtual Machine Scale Set (VMSS) computer name should meet naming requirements.

Description#

When configuring Azure VMSS the assigned computer name prefix must meet operation system (OS) requirements.

The requirements for Windows VM instances are:

  • Between 1 and 15 characters long.
  • Alphanumerics, and hyphens.
  • Can not include only numbers.

The requirements for Linux VM instances are:

  • Between 1 and 64 characters long.
  • Alphanumerics, periods, and hyphens.
  • Start with alphanumeric.

Recommendation#

Consider using computer names that meet OS naming requirements. Additionally, consider using computer names that match the VMSS resource name.

Notes#

VMSS resource names have different naming restrictions. See Azure.VMSS.Name for details.


Last update: 2021-09-24