QuestionQ38

Data Storage Software

A storage administrator must provision storage on an E-Series system.

Which disk-layout type offers the fastest rebuild time following a disk failure?

  • A Dynamic Disk Pools (DDP)
  • B volume group
  • C RAID 5
  • D Advanced Disk Partitioning (ADP)
Explanation

Dynamic Disk Pools distribute reconstruction across the active drives in the pool and use distributed preservation capacity, enabling faster rebuilds than conventional RAID volume groups such as RAID 5. NetApp documents pools/DDP as the choice when faster drive rebuilds are required.

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