You should know the following terms that describe the SnapVault for NetBackup feature.
- Archival Snapshot copy—A Snapshot copy that is saved by SnapVault for NetBackup
as a point-in-time copy of the backed up file system. Data ONTAP uses Snapshot copies to create the archival Snapshot copy.
- Client—A storage system whose data you want to back up.
- Master server—A NetBackup server that performs all administrative actions and backup scheduling.
- Media server—A NetBackup server controlled by the master server that manages secondary storage units.
- DSU—A storage device where NetBackup stores files and data. For the SnapVault for NetBackup feature, a disk storage unit (DSU) is a FlexVol volume on the secondary storage system.
- Primary storage system—See client.
- Policy—A set of rules that define backup criteria for a particular client or group of clients.
- Secondary storage system—A storage system
or NearStore system to which data is backed up.
- Secondary system qtree—A qtree on a secondary storage system
to which data from a primary storage system
is backed up.
- Snapshot copy—Backup images that SnapVault creates at intervals on the secondary storage system.
