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Export multiple Windows Server 2012 R2 Hyper-V Guests with PowerShell Part II

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Expanding upon the basics demonstrated in Part I of this series, let’s now look at exporting multiple machines using a single PowerShell script. We’ll use the same director structure as outlined in Part I, but here we have a few additional challenges to overcome.

  • Selecting the Virtual Machines to export.
  • Ensuring that we only export one at a time to reduce the disk I/O and resulting disk fragmentation that will occur if simply try to export all of the machines at one time.
  • You want to export the machines while they’re in a running state.

The following PowerShell script will do the job admirably, but let’s take a look at a few key sections that make this possible.

First the assumptions:

  • HyperV Host is running Windows Server 2012 R2 as this will not work on Windows Server 2012.

Then the script: