User`s guide

Glossary
A
activity
See task.
AFU
Adaptec Configuration Utility. An application used to update, save and verify the SATA/SAS controller’s
BIOS.
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.
B
bad segment
Segment that is in an unknown state.
bus
See channel.
C
cache
Fast-access memory on the controller that serves as intermediate storage for data that is read from, or
written to, drives.
capacity
Total usable space available in megabytes or gigabytes.
channel
Any path, or bus, used for the transfer of data and the control of information between storage devices and a
controller. For SATA channels, each channel has a single drive capacity.