August 2024
Beginner
216 pages
5h 24m
English
Content preview from Exploring Computer Hardware
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RAID
RAID stands for Redundant Array of Independent Disks and is a data storage virtualization technology that combines multiple hard disk drives into a storage array for the purposes of data redundancy, performance, or both. There are various RAID levels.
RAID 0 data is striped across two or more disks to increase performance. This setup provides no fault tolerance, if one drive fails all the data is lost.
The data is split into blocks, and distributed across the disks.
RAID 1 usually consists of two drives. Data is written to one drive then mirrored (copied) to the second drive.
This setup provides fault tolerance, if one drive fails the ...
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