Glossary - MSI MS-9246 1U User Manual

Adaptec SATA RAID Utility for Intel ICH5R

Glossary

A
activity
See task.
ACU
Array Configuration Utility. An application used to create, configure, and manage
arrays from the controller's BIOS or MS-DOS.
array
A logical disk created from available space and made up of one or more segments on
one or more physical disks. Arrays are typically used to provide data redundancy or
enhanced I/O performance. See also volume, spanned volume, RAID 0, RAID 1. Also
known as a container.
array initialization
See initialize.
ATA
AT Bus Attachment. Standard parallel interface to IDE hard disks typically used in
desktop computers and some entry-level servers. Serial ATA (SATA), is a successor
to parallel ATA, which is sometimes referred to as PATA.
available space/segment
Unused space on an initialized disk from which logical devices (arrays) are created.
When an array is deleted, the space that it used is returned to the available space
pool.
B
background consistency check
Option that forces the controller to constantly check all portions of disks used by all
arrays to see if the disks can return data from the blocks. See also consistency
check command.
bad segment
Segment that is in an unknown state.
bootable array
Array configured as the boot device.
build
Background initialization of a redundant array. The array is accessible throughout.
RAID 1 copies the contents of the primary drive to a secondary drive. See also clear.
bus
See channel.
B-23