Dell-EMC
E20-545 · Question #130
A customer reported degraded performance with several of the applications that run on a VNX. After reviewing the performance data on the array, you find that all the performance issues are related…
The correct answer is A. The RAID Group is rebuilding. See the full explanation below for the reasoning.
Question
A customer reported degraded performance with several of the applications that run on a VNX. After reviewing the performance data on the array, you find that all the performance issues are related to one RAID 5 RAID Group. Specifically, this RAID Group is performing 50 percent fewer IOPS than previously. What is the most likely reason?
Options
- AThe RAID Group is rebuilding.
- BThe RAID Group is trespassed.
- CWrite cache is not configured.
- DRead cache is not configured.
How the community answered
(34 responses)- A76% (26)
- B6% (2)
- C3% (1)
- D15% (5)
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