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)- A6% (2)
- B9% (3)
- C3% (1)
- D81% (26)
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