Dell-EMC
E20-885 · Question #85
E20-885 Question #85: Real Exam Question with Answer & Explanation
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Question
You review a Unisphere Analyzer report from a customer's EMC VNX. You observe that disk read activity is higher than can be accounted for from host reads and normal pre-fetch activity. What is the likely cause?
Options
- AWrites on the array are reasonably sequential, but there is not enough data in cache to fill each
- BIndividual writes are being requested and sequenced until the entire stripe is cached and parity is
- CDisk crossings and stripe crossings are normal events where large I/O is involved.
- DThe Unisphere Analyzer report was run against the wrong storage processor.
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