Veritas Volume Manager 4.1 Administrator's Guide (HP-UX 11i v3, February 2007)

Glossary 459
disk group ID
A unique identifier used to identify a disk group.
disk ID
A universally unique identifier that is given to each disk and can be used to identify the
disk, even if it is moved.
disk media name
An alternative term for a disk name.
disk media record
A configuration record that identifies a particular disk, by disk ID, and gives that disk a
logical (or administrative) name.
disk name
A logical or administrative name chosen for a disk that is under the control of VxVM, such
as disk03. The term disk media name is also used to refer to a disk name.
dissociate
The process by which any link that exists between two VxVM objects is removed. For
example, dissociating a subdisk from a plex removes the subdisk from the plex and adds
the subdisk to the free space pool.
dissociated plex
A plex dissociated from a volume.
dissociated subdisk
A subdisk dissociated from a plex.
distributed lock manager
A lock manager that runs on different systems in a cluster, and ensures consistent access
to distributed resources.
enabled path
A path to a disk that is available for I/O.
encapsulation
A process that converts existing partitions on a specified disk to volumes. Encapsulation
does not apply to HP-UX.