2.2.2SCSI-to-SCSI External RAID
A
In
2.3RAID Overview
RAID is a collection of specifications that describes a system for ensuring the reliability and stability of data stored on large disk subsystems. A RAID system can be implemented in a number of different versions (or RAID levels). MegaRAID SCSI
2.3.1Physical Array
A RAID array is a collection of physical disk drives governed by the RAID management software. A RAID array appears to the host computer as one or more logical drives.
2.3.2Logical Drive
A logical drive is a partition in a physical array of disks that is made up of contiguous data segments on the physical disks. A logical drive can consist of any of the following:
An entire physical array
More than one entire physical array
A part of an array
Parts of more than one array
RAID Overview |
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