Veritas Enterprise Administrator (VEA) Getting Started (HP-UX 11i v3, February 2007)

Glossary 45
DDI
DDI properties are device driver properties primarily used in Solaris OS.
DDL
Device Discovery Layer. A facility of VxVM for discovering disk attributes needed for
VxVM DMP operation.
Device Discovery Layer
See DDL
Dirty Region Logging
See DRL.
device name
The physical disk device name (or disk access name).
dialog box
A window in which the user submits information to VxVM. Dialog boxes can contain
selectable buttons and/or fields that accept information.
disk group
A set of disks that are under VxVM control and share a common configuration. A disk
group configuration is a set of records containing detailed information on existing
VERITAS Volume Manager objects (such as disk and volume attributes) and their
relationships. Each disk group has an administrator-assigned name. Volumes can only be
created on disks that belong to disk groups.
disk name
The VERITAS Volume Manager disk name (or disk media name). This is the logical name
given to the disk by VxVM or the administrator.
DMP
The VERITAS Volume Manager Dynamic Multipathing facility.
dock
To separate or attach the main window and a subwindow.