SGI InfiniteStorage 5000 Series User Manual download pdf (Page 24)

•  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

DDP v RAID-6 Lustre Performance Model

X9.96"X7<a2Va4-"HZ96"NV;9!

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SGI InfiniteStorage 5000 Series User Manual Page 24