Interface IVssSnapshotManagement

The IVssSnapshotManagement interface provides a method that returns an interface to further configure a shadow copy provider.

Namespace: Alphaleonis.Win32.Vss

Assembly: AlphaVSS.Common.dll

Syntax

public interface IVssSnapshotManagement

Methods

GetDifferentialSoftwareSnapshotManagementInterface()

Gets an instance of the differential software snapshot management interface to further configure the system provider.

Declaration

IVssDifferentialSoftwareSnapshotManagement GetDifferentialSoftwareSnapshotManagementInterface()

Returns

Type	Description
IVssDifferentialSoftwareSnapshotManagement	An instance of the differential software snapshot management interface to further configure the system provider.

Remarks

note

Windows XP: This method is not supported until Windows 2003.

GetMinDiffAreaSize()

Returns the current minimum size of the shadow copy storage area.

Declaration

long GetMinDiffAreaSize()

Returns

Type	Description
Int64	The current minimum size of the shadow copy storage area.

Remarks

The shadow copy storage area minimum size is a per-computer setting. Prior to Windows Server 2003 Service Pack 1 (SP1), this was fixed at 100 MB. With Windows Server 2003 SP1, the shadow copy storage area has a minimum size of 300 MB and can be increased in 300 MB increments up to 3000 MB (3 GB). This setting is stored in the MinDiffAreaFileSize value of type REG_DWORD in HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\VolSnap (the value is the size, in MB).

note

Windows XP and Windows 2003: This method is not supported until Windows 2003 SP1.