Dell-EMC
E20-816 · Question #48
E20-816 Question #48: Real Exam Question with Answer & Explanation
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Question
A data warehouse team is reporting poor performance on their batch reports. The database runs on a Solaris host connected to a DMX-4 array with Fibre Channel drives sized to support a sequential read workload. Which ratio in Performance Manager metrics would be most useful in diagnosing the performance issue?
Options
- ARead % vs. Write %
- BPrefetched tracks per second vs. Tracks not used per second
- CKBytes read per second vs. I/O per second
- DI/O per second vs. Average sampled read time
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