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Restart-HyperVHost

Overview​

This script uses the agnostic script Restart-HyperVHost to restarts a Windows Hyper-V host, ensuring that the running state of all hosted virtual machines (VMs) is preserved. It is designed for environments where VM state preservation is critical during maintenance, patching, or updates, and where live migration to another host is not available or desired.

Dependencies​

Implementation​

  1. Download the component Restart-HyperVHost from the attachments.

  2. After downloading the attached file, click on the Import button

  3. Select the component just downloaded and add it to the Datto RMM interface.
    Image 1

  4. After Importing the component to the Datto RMM, make sure to add the component to the ProVal Group always.

    • Steps to Add the component under ProVal Group.
      i. Click on Drop Down Icon.
      ii. Click on Add to Group.
      Image 4
      iii. Select the group as Proval
      Image 5

Sample Run​

To execute the Restart-HyperVHost over a specific machine, follow these steps:

  1. Select the machine you want to run the Restart-HyperVHost on from the Datto RMM.

  2. Click on the Quick Job button.
    Image 2

  3. Search the component Restart-HyperVHost and click on Select Image 3

  4. Click on Run
    Image 4

Output​

  • Activity

The main script and the post-reboot restore script both log via the Strapper module:

.\Restart-HyperVHost-log.txt
.\Restart-HyperVHost-error.txt
C:\ProgramData\_Automation\Script\Set-VMState\Set-VMState-log.txt
C:\ProgramData\_Automation\Script\Set-VMState\Set-VMState-error.txt

Attachments​

Restart-HyperVHost

Changelog​

2026-08-06​

  • Initial version of the document