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HCE-3700 – Hitachi Vantara Certified Expert - Performance architect

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Showing 1–3 of 10 questions

Question 1

Which two statements are true regarding HDP pools? (Choose two.)

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    Using the largest possible pools is a recommended practice.
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    Exposure to failure and recovery from failure must be considered when recommending the maximum size of a pool.
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    HDP pools can be used for sizing HDT pools.
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    Tier migration is based on performance and space capacity.
Question 2

When testing an external LUN with default mapping on two paths, performance appears constrained and the utilization of the RAID group in the external storage system never exceeds 35% busy no matter how many test threads are generated. You want to increase the utilization of the external RAID group.

Which two actions will accomplish this task? (Choose two.)

Select all that apply, then click Submit answer.

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    Increase the external path LUN queue depth setting.
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    Increase the number of LUNs mapped from the external RAID group.
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    Change Cache Mode to “Disabled”.
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    Increase the server HBA LUN queue depth to 64.
Question 3

Which two UNIX commands provide metrics about disk device I/O activity? (Choose two.)

Select all that apply, then click Submit answer.

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    perfmon
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    iogen
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    iostat
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    sar