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[ The PC Guide | Systems and Components Reference Guide | Hard Disk Drives | Hard Disk Performance, Quality and Reliability | Redundant Arrays of Inexpensive Disks (RAID) | RAID Concepts and Issues ]

General RAID Concepts

In this section I will start "at the beginning", describing the key concepts that define the fundamental characteristics of RAID. These are the concepts that describe how RAID works, how arrays are set up, and how different RAID levels work to improve reliability and performance. Understanding these concepts provides the foundation for our subsequent discussions of performance issues, reliability concerns, and the various RAID levels.

Next: Physical and Logical Arrays and Drives

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