The Volume Shadow Copy Service guide

If you create and administer backups, you will have heard the term VSS. You may even know that VSS runs in the background while a backup takes place. Knowing that is usually enough but if you are customizing your backups or encountering VSS problems it helps to know more.

The VSS User Gguide answers the following questions:

• What does VSS do?

Learn the role played by VSS in backups.

• How does VSS work?

Learn about the VSS subsystems and how they work together to create VSS snapshots.

• How does VSS work with backup jobs?

Learn the sequence of events performed when a VSS backup takes place.

• How does VSS support incremental image backups?

Learn how VSS snapshots are used to make incremental image backups run faster.

• How does VSS support multiple restore points for image backups?

Learn how historical snapshsots enable multiple restore points for image backups.