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• Instantaneous bandwidth, RAID-6 is better by
approximately 10%
• However factoring in failures that will occur over time,
DDP delivers more total performance since you can
rebuild a large drive faster in a Disk Pool than in a
RAID Group
• Customers are demanding assurances that the
storage can recover from failures in a reasonable
amount of time
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DDP v RAID-6 Lustre Performance Model
X9.96"X7<a2Va4-"HZ96"NV;9!
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