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Dell-EMC

E20-816 · Question #21

A customer has a VMAX 1 Engine with 128 GB of cache. The disks are configured in RAID 1 and SRDF is not implemented. The applications on the VMAX perform heavy writes with a ratio of 20/80…

The correct answer is B. Spread write activity to more devices. See the full explanation below for the reasoning.

Question

A customer has a VMAX 1 Engine with 128 GB of cache. The disks are configured in RAID 1 and SRDF is not implemented. The applications on the VMAX perform heavy writes with a ratio of 20/80 (Reads/Writes). Due to continuous rate of writes, the VMAX reaches the Device Write Pending Limit. What is the most cost effective way to address the problem?

Options

  • AAdd cache on the VMAX
  • BSpread write activity to more devices
  • CMigrate from RAID 1 to RAID 5
  • DMigrate from RAID 1 to RAID 6

How the community answered

(30 responses)
  • A
    3% (1)
  • B
    77% (23)
  • C
    7% (2)
  • D
    13% (4)

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Full E20-816 Practice