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Hitachi

HQT-4180 · Question #12

What is the maximum size of a basic volume carved out from an internal parity group on a VSP E590 system?

The correct answer is B. 2.99 TB. On the VSP E590, basic volumes created from internal parity groups are capped at 2.99 TB - this is a documented architectural limit of the platform's internal drive groups, not a general volume limit. Why the distractors are wrong: A (1 TB): Far below the actual limit; no such…

Host Connectivity and Volume Creation

Question

What is the maximum size of a basic volume carved out from an internal parity group on a VSP E590 system?

Options

  • A1 TB
  • B2.99 TB
  • C65 TB
  • D128 TB

How the community answered

(61 responses)
  • A
    8% (5)
  • B
    70% (43)
  • C
    5% (3)
  • D
    16% (10)

Explanation

On the VSP E590, basic volumes created from internal parity groups are capped at 2.99 TB - this is a documented architectural limit of the platform's internal drive groups, not a general volume limit.

Why the distractors are wrong:

  • A (1 TB): Far below the actual limit; no such 1 TB restriction exists for this volume type on this platform.
  • C (65 TB): This figure relates to external volumes or virtual volumes on Hitachi systems, not internal parity group basic volumes.
  • D (128 TB): This exceeds what internal parity groups support on E-series midrange systems; larger capacities apply to virtual storage (like pool volumes or on higher-end VSP systems).

Memory tip: Think "internal = limited" - internal parity groups on the VSP E590 hit a ceiling just under 3 TB (2.99 TB). If a question says "internal parity group" + "basic volume" + E590, your answer is always just shy of 3 TB.

Topics

#basic volume#parity group#maximum volume size#VSP E590

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