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E.1.4 raid 5 – IEI Integration SPCIE-5100DX User Manual

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SPCIE-5100DX PICMG 1.3 CPU Card

Page 166

E.1.4 RAID 5

RAID 5 uses distributed parity blocks on different drives to enable the system to rebuild

lost data if one of the disks crashes. The parity block is a binary representation of that data

stored on the equivalent sectors of the other disks in the array. If one of the disks crashes

then the disk can be rebuilt using binary techniques.