Chapter 4. Redundant Array of Independent Disks (RAID)

Chapter 4. Redundant Array of Independent Disks (RAID)

Chapter 4. Redundant Array of Independent Disks (RAID)

4.1. What is RAID?

4.2. Who Should Use RAID?

4.3. Hardware RAID versus Software RAID

4.3.1. Hardware RAID
4.3.2. Software RAID

4.4. RAID Levels and Linear Support

4.5. Configuring Software RAID

4.5.1. Creating the RAID Partitions
4.5.2. Creating the RAID Devices and Mount Points

The basic idea behind RAID is to combine multiple small, inexpensive disk drives into an array to accomplish performance or redundancy goals not attainable with one large and expensive drive. This array of drives appears to the computer as a single logical storage unit or drive.

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