About the sequence of a NetBackup for DB2 backup operation with Snapshot Client methods
For a backup operation, the NetBackup for DB2 agent performs the following tasks in the order shown:
Determines the list of files that make up the DB2 database.
Suspends write activity to the data files (quiesces the database).
Uses the Snapshot Client method to create a snapshot image of the mapped files.
Enables DB2 write activity (unquiesces the database).
Backs up the snapshot image of the data files.