menu interface:
the administrator or client-based user interface provided by VERITAS NetBackup for individuals who do not
have GUI capabilities (see “graphical user interface,” “command line interface”).
multiple volume device:
a physical storage device not requiring manual intervention to change volumes because of built-in
robotic controls (see “single volume device”).
multiplexing:
streaming data from multiple, simultaneous backups to the same device.
NFS mounts:
files residing on a remote node that are mounted on the local node through the Network File System (NFS)
protocol.
primary storage:
online magnetic disk storage connected directly to a client or server where new or active data is
maintained (see “secondary storage”).
raw partition restore:
physical backup of a partition of a disk drive.
removable media:
a tape cartridge or optical disk that is not permanently mounted in a secondary storage device.
restore:
the act of returning a previously backed up or archived file to primary storage from secondary storage.
retention level:
a factor specifying how long backups or archives are to be saved before being deleted.
robotic:
performing a complex mechanical task ordinarily ascribed to human beings (such as choosing one of several
removable media and loading it into the drive of a secondary storage device).
robotic database:
the Media Manager database containing information about the robotic controls for the storage devices
included in the device database (see “device database,” “volume database”).
secondary storage:
supplemental storage connected to a storage server where data from primary storage is backed up or
archived (see “primary storage,” “removable media”).
secure client:
a client that does not require a /.rhosts file entry for the server (see “trusting clients”).
single volume device:
physical storage device requiring manual intervention to change volumes (see “multiple volume device”).
standalone device:
physical storage device requiring manual intervention to change volumes (see “single volume device”).
storage domain:
a single NetBackup master server and its associated media servers
storage media:
any object upon which data can be stored, such as tapes, tape cartridges, and magnetic or optical disks.
storage unit:
as used by VERITAS NetBackup, a logical entity that includes one or more storage devices that are of a specific
type and media density and attach to a specific host.
true image recovery:
restores only files that were in the directory at the date and time of a specific backup. Previously
deleted files are ignored.
trusting client:
a client that has a /.rhosts file entry for the server (see “secure clients”).
user:
a person operating a client workstation (see “administrator”).
volume:
any physical storage medium such as a tape or optical disk.
volume database:
the Media Manager database containing information about the volume handling during backup and
restore operations (see “device database,” “robotic database”).
w w w . v e r i t a s . c o m
P a g e 52
V E R I T A S N e t B a c k u p R e l e a s e 3 . 4 Te c h n i c a l O v e r v i e w
Содержание NetBackup
Страница 1: ...V E R I T A S W H I T E P A P E R VERITAS NetBackup Release 3 4 Technical Overview ...
Страница 2: ......
