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Dell-EMC

E20-880 · Question #148

Click the calculator icon in the upper left-hand corner. An application generates 800 random 16 kB IOPS with a R/W ratio of 3:1. An MV/A mirror is started on the application LUN. The update cycle is…

The correct answer is B. 4,500 MB. See the full explanation below for the reasoning.

Question

Click the calculator icon in the upper left-hand corner. An application generates 800 random 16 kB IOPS with a R/W ratio of 3:1. An MV/A mirror is started on the application LUN. The update cycle is configured to be 15 minutes, and updates take 6 minutes to complete. Assume that the data rate is constant. What is the minimum space that should be configured for the Reserved LUN Pool on the secondary VNX?

Options

  • A2,813 MB
  • B4,500 MB
  • C5,625 MB
  • D11,250 MB

How the community answered

(50 responses)
  • A
    2% (1)
  • B
    84% (42)
  • C
    10% (5)
  • D
    4% (2)

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