RAID Level 2

• Redundancy using Hamming error correcting code.

• Each strip is very small - one byte or word.

• Read and write requests require all the disks.

• Given high reliability of disks, RAID Level 2 is an overkill and is never implemented.

f0(b)

b2

b1

b0

b2

f1(b)

f2(b)

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