nerdexam
Dell-EMC

E20-885 · Question #30

You review a Perfmon log that contains several days worth of data for a customer's SQL Server database LUN. The log contains both read and write I/O per second collected at 3- minute intervals. What…

The correct answer is D. 90th percentile. See the full explanation below for the reasoning.

Question

You review a Perfmon log that contains several days worth of data for a customer's SQL Server database LUN. The log contains both read and write I/O per second collected at 3- minute intervals. What method should you use to determine the correct I/O per second target number for calculating the number of RAID corrected spindles?

Options

  • A75th percentile
  • BOverall Peak
  • COverall Average
  • D90th percentile

How the community answered

(32 responses)
  • A
    6% (2)
  • B
    9% (3)
  • C
    3% (1)
  • D
    81% (26)

Community Discussion

No community discussion yet for this question.

Full E20-885 Practice