Dell-EMC
E20-816 · Question #40
During Symmetrix VMAX performance analysis, you notice that a collection of VMAX devices has a front-end I/O rate that is much lower than its back-end I/O rate. What might be the reason for this?
The correct answer is A. Devices are RAID 5 protected. See the full explanation below for the reasoning.
Question
During Symmetrix VMAX performance analysis, you notice that a collection of VMAX devices has a front-end I/O rate that is much lower than its back-end I/O rate. What might be the reason for this?
Options
- ADevices are RAID 5 protected.
- BWorkload has a high percentage of read hits.
- CFront-end ports are faster than the back-end ports.
- DHost is striping the data across all of the devices.
How the community answered
(23 responses)- A70% (16)
- B4% (1)
- C17% (4)
- D9% (2)
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