Linux System Administration
Filesystems (Continued)
RAID
(Redundant Array of Inexpensive/Independent Disks)
RAID uses two or more hard disk drives or partitions in combination with one another.
The purpose is to improve fault tolerance and/or performance.
RAID can provide data redundancy.
RAID can increase read/write speed and throughput.
Applications and utilitites see the multiple drives or partitions as a single logical device.
RAID can be implemented in either hardware or software.
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