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Dell-EMC

E20-260 · Question #75

Which is the best way to identify the root cause of long read latencies using monitors?

The correct answer is D. Check the difference between fe-director.read-lat and storage-volume.read-latency. See the full explanation below for the reasoning.

Question

Which is the best way to identify the root cause of long read latencies using monitors?

Options

  • ACheck if the %CPU Busy is above 50%
  • BCheck to see if all volumes are in at least 1 Consistency Group
  • CCheck the ratio of cache.rhit to cache.miss
  • DCheck the difference between fe-director.read-lat and storage-volume.read-latency

How the community answered

(32 responses)
  • A
    6% (2)
  • B
    19% (6)
  • C
    3% (1)
  • D
    72% (23)

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Full E20-260 Practice