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Archive for July 10th, 2007

Effect of drive count on RAID-5

Tuesday, July 10th, 2007
Posted in Storage Interconnects & RAID, Advisor - Tom Treadway

Question to the Storage Advisors: What are the practical limitations on the number of disks in a RAID-5 set? I understand that a larger number of disks worsens the probabilities of bad things like a failure or paying the worst possible seek/delay cost in random accesses. Do you have any mathematical models for evaluating these penalties? …

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