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Dell-EMC

E20-885 · Question #276

You have implemented Block Deduplication on a pool servicing a workload with a 60:40 read/write ratio, and consisting of small random IOs. This pool contains a large amount of duplicate data. After…

The correct answer is A. A write ratio of more than 30%. See the full explanation below for the reasoning.

Question

You have implemented Block Deduplication on a pool servicing a workload with a 60:40 read/write ratio, and consisting of small random IOs. This pool contains a large amount of duplicate data. After the first few deduplication processes, you notice that host response time has increased significantly. What could be the cause of this impact on performance?

Options

  • AA write ratio of more than 30%
  • BA workload with small random IOs
  • CA large amount of static data
  • DA small amount of unique data

How the community answered

(30 responses)
  • A
    73% (22)
  • B
    7% (2)
  • C
    3% (1)
  • D
    17% (5)

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