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What is the minimum number of disk drives needed to meet the application’s capacity and performance requirements given a RAID 0 configuration?

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Randolph
(@soquirandolph)
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An organization plans to deploy a new application in their environment. The new application requires 4 TB of storage space. During peak workloads, the application is expected to generate 4900 IOPS with a typical I/O size of 8 KB.

The capacity of each available disk drive is 500 GB. The maximum number of IOPS a drive can perform at with a 70 percent utilization is 110 IOPS.

What is the minimum number of disk drives needed to meet the application’s capacity and performance requirements given a RAID 0 configuration?

  • A . 8
  • B . 20
  • C . 30
  • D . 45

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Suggested Answer: D

   
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