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MS-9156 ATX Server Board
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.
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 RAID controller. For Serial ATA channels, each
channel has a single drive capacity.
chunk
See stripe.
clear
Foreground initialization of a fault-tolerant array. A clear operation zeros all
blocks of the array. The array is not accessible until the clear task is complete.
concatenation
Joining of physical or logical drives in sequential order.
consistency check command
Command that reads all the blocks of a RAID 1 to determine if the blocks are
consistent. Any inconsistent blocks are fixed.
D
dead partition
See failed.
dedicated hot spare
Component that can take the place of a failed component only on the fault-
B-30
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