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Dell-EMC

E20-885 · Question #196

A customer wants to deploy an Exchange 2010 farm doing 8,400 IOPS with a R/W ratio of 1/1. The total amount of space needed is 7,500 GB. What would you recommend the storage configuration to be?

The correct answer is A. A pool consisting of five 100 GB eMLC Flash drives, and 30 drives of 300 GB 15K in RAID 5. See the full explanation below for the reasoning.

Question

A customer wants to deploy an Exchange 2010 farm doing 8,400 IOPS with a R/W ratio of 1/1. The total amount of space needed is 7,500 GB. What would you recommend the storage configuration to be?

Options

  • AA pool consisting of five 100 GB eMLC Flash drives, and 30 drives of 300 GB 15K in RAID 5,
  • BA pool consisting of five 100 GB eMLC Flash drives in RAID 5, and 20 drives of 300 GB 15K
  • CA pool consisting of 120 drives of 300 GB 15K, in RAID 5 (4+1)
  • DA pool consisting of 120 drives of 600 GB 15K, in RAID 5 (4+1)

How the community answered

(34 responses)
  • A
    76% (26)
  • B
    3% (1)
  • C
    6% (2)
  • D
    15% (5)

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