nerdexam
Dell-EMC

E20-880 · Question #131

A customer has an application that uses a dataset of 15 TB. The skew for the application is 97%. The application requires storage capable of performing 10,000 IOPs. The application R/W ratio is 3:1…

The correct answer is A. 5x 200 GB FAST Cache optimized Flash configured 4+1 R5. See the full explanation below for the reasoning.

Question

A customer has an application that uses a dataset of 15 TB. The skew for the application is 97%. The application requires storage capable of performing 10,000 IOPs. The application R/W ratio is 3:1 The VNX system for the application has the following disk configuration:

  • Ten FAST Cache optimized 200 GB Flash drives
  • Ten FAST VP optimized 100 GB Flash drives
  • Twenty 600 GB 15 krpm SAS drives
  • Fifty 2 TB NL-SAS drives

The customer wants to implement the most efficient solution. How should the pool for the application be configured?

Options

  • A5x 200 GB FAST Cache optimized Flash configured 4+1 R5
  • B5x 200 GB FAST Cache optimized Flash configured 4+1 R5
  • C10x 100 GB FAST VP optimized Flash configured 4+1 R5
  • D5x 100 GB FAST VP optimized Flash configured 4+1 R5

How the community answered

(45 responses)
  • A
    71% (32)
  • B
    4% (2)
  • C
    9% (4)
  • D
    16% (7)

Community Discussion

No community discussion yet for this question.

Full E20-880 Practice