Click or drag to resize
VssUsageType Enumeration
The VssUsageType enumeration specifies how the host system uses the data managed by a writer involved in a VSS operation.

Namespace: Alphaleonis.Win32.Vss
Assembly: AlphaVSS.Common (in AlphaVSS.Common.dll) Version: (
public enum VssUsageType
  Member nameValueDescription

The usage type is not known.

This indicates an error on the part of the writer.

BootableSystemState1The data stored by the writer is part of the bootable system state.
SystemService2The writer either stores data used by a system service or is a system service itself.
UserData3The data is user data.
Other4Unclassified data.
Requester applications that are interested in backing up system state should look for writers with the BootableSystemState or SystemService usage type.
See Also