How to Create Application Consistent Snapshots for Hyper-V

In some cases, the Hyper-V VSS writer does not create application consistent snapshots on some virtual machines (VM). As a result, the backed up data may not be in an application-consistent state.

Verify Prerequisites:

Complete the following prerequisites to create application consistent snapshots:

Verify Considerations:

Complete the following considerations to create application consistent snapshots:

  1. Log into the VM.
  2. Navigate to the following location:
  3. HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion

  4. Open the SystemRestore key.
  5. Note: Create the key if it does not exist.

  6. Add a 32-bit DWORD registry value named "ScopeSnapshots" and set the value as 0.

Affected Features:

If any of the requirements are not met, the session data is crash consistent. As a result, the following features are affected:


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