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VssProtectionLevel Enumeration
Defines the set of volume shadow copy protection levels.

Namespace: Alphaleonis.Win32.Vss
Assembly: AlphaVSS.Common (in AlphaVSS.Common.dll) Version: 1.3.0.0 (1.3.0.0)
Syntax
public enum VssProtectionLevel
Members
  Member nameValueDescription
OriginalVolume0 Specifies that I/O to the original volume must be maintained at the expense of shadow copies. This is the default protection level. Shadow copies might be deleted if both of the following conditions occur:
  • A write to the original volume occurs.
  • The integrity of the shadow copy cannot be maintained for some reason, such as a failure to write to the shadow copy storage area or a failure to allocate sufficient memory.
Snapshot1 Specifies that shadow copies must be maintained at the expense of I/O to the original volume. All I/O to the original volume will fail if both of the following conditions occur:
  • A write to the original volume occurs.
  • The corresponding write to the shadow copy storage area cannot be completed for some reason, such as a failure to write to the shadow copy storage area or a failure to allocate sufficient memory.
See Also