Glossary

alert

An indication that an error or failure has occurred on an object on the system.

 

When an object fails or experiences an error, an alert icon appears.

alert icon

An icon that indicates that an error or failure has occurred on an object on the

 

system. Alert icons usually appear in the status area of the main window and on

 

the group icon of the affected object.

Alert Monitor

A window that provides information about objects that have failed or experienced

 

errors.

command log

A log file that contains a history of Veritas Volume Manager (VxVM) tasks

 

performed in the current session and previous sessions. Each task is listed with

 

the task originator, the start/finish times, the task status, and the low-level

 

commands used to perform the task.

Device Discovery Layer

See DDL.

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.

DMP (Dynamic

The Veritas Volume Manager Dynamic Multipathing facility.

Multipathing)

 

FastResync

A VxVM feature for fast resynchronizing of stale mirrors at the time of reattach

 

which were earlier split off as a result of snapshot or detach operation.

grid

A tabular display of objects and their properties. The grid lists Veritas Volume

 

Manager objects, disks, controllers, or file systems. The grid displays objects that

 

belong to the group icon that is currently selected in the object tree. The grid is

 

dynamic and constantly updates its contents to reflect changes to objects.

group icon

The icon that represents a specific object group.

LUN (Logical Unit

Each disk in an array has a LUN. Disk partitions may also be assigned a LUN.

Number)

 

main window

The main Veritas Volume Manager window. This window contains a tree and grid

 

that display volumes, disks, and other objects on the system. The main window

 

also has a menu bar and a toolbar.