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Dell-EMC

E20-880 · Question #242

Your customer has LUNs with a total size of 25,000 GiB. The total I/O load is 10,000 IOPS, with a 4:1 R/W ratio. Analysis of your customer's data indicates that data skew is 95%. RAID 5 is used…

The correct answer is B. 10. See the full explanation below for the reasoning.

Question

Your customer has LUNs with a total size of 25,000 GiB. The total I/O load is 10,000 IOPS, with a 4:1 R/W ratio. Analysis of your customer's data indicates that data skew is 95%. RAID 5 is used exclusively in the environment. How many 200 GB Flash drives would be needed to handle the load of the working data set?

Options

  • A5
  • B10
  • C15
  • D20

How the community answered

(62 responses)
  • A
    16% (10)
  • B
    71% (44)
  • C
    8% (5)
  • D
    5% (3)

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