Dell-EMC
E20-885 · Question #241
A customer would like to have FAST Cache enabled on their VNX with MCx. They are concerned about performance degradation during this event. What should you tell the customer regarding the…
The correct answer is A. Enabling FAST Cache can be done at any time during the day without any performance. See the full explanation below for the reasoning.
Question
A customer would like to have FAST Cache enabled on their VNX with MCx. They are concerned about performance degradation during this event. What should you tell the customer regarding the performance impact at the moment when FAST Cache is enabled?
Options
- AEnabling FAST Cache can be done at any time during the day without any performance
- BEnabling FAST Cache should be done at a low I/O moment to minimize performance impact.
- CManually disable Read Cache, enable FAST Cache and re-enable Read Cache to minimize
- DManually disable Write Cache, enable FAST Cache and re-enable Write Cache to minimize
How the community answered
(30 responses)- A80% (24)
- B10% (3)
- C7% (2)
- D3% (1)
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