Dell-EMC
E20-885 · Question #252
Refer to the exhibit. A VNX Snapshot is started on a thick LUN at 09:37. The customer notices that throughput declines after 09:49 or so. They want to know how Primary LUN throughput will decrease…
The correct answer is A. Primary LUN throughput will decrease until it reaches thin LUN performance levels. See the full explanation below for the reasoning.
Question
Refer to the exhibit. A VNX Snapshot is started on a thick LUN at 09:37. The customer notices that throughput declines after 09:49 or so. They want to know how Primary LUN throughput will decrease further over time. What should be your explanation?
Options
- APrimary LUN throughput will decrease until it reaches thin LUN performance levels.
- BThe number and type of Reserved LUNs will determine the lower limit of Primary LUN
- CPool disk sizes and thick LUN compression ratios will set the lower performance bound.
- DThe VNX Snapshot read/write ratio and IO size will determine primary LUN performance level.
How the community answered
(30 responses)- A73% (22)
- B17% (5)
- C7% (2)
- D3% (1)
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