IBM
C4090-451 · Question #133
C4090-451 Question #133: Real Exam Question with Answer & Explanation
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Question
A customer wants to deploy a 6 TB database using Storwize V7000. The exhibit shows the Disk Magic model that was created to predict the performance. When the system was deployed the service times at different IOPS were consistently longer than forecasted by Disk Magic. What might cause this situation?
Options
- ADisk Magic defaults to Easy Tier enabled
- BDisk Magic Used Capacity was understated in the model
- CActual performance will increase over time as the cache warms up
- DDisk Magic is a marketing tool so it always overestimates performance
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