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Hitachi

HH0-220 · Question #180

What is mandatory when installing and configuring Copy-on-Write SnapShot (CoW) on an Hitachi TagmaStore AMS500?

The correct answer is C. Controller ownership must be the same for the P-VOL and the V-VOL. See the full explanation below for the reasoning.

Question

What is mandatory when installing and configuring Copy-on-Write SnapShot (CoW) on an Hitachi TagmaStore AMS500?

Options

  • AA 1GB /controller cache size is needed.
  • BP-VOL and CoW Pool have the same RAID level.
  • CController ownership must be the same for the P-VOL and the V-VOL.
  • DThe P-Vol and CoW Pool are in RAID groups of the same number of disks.

How the community answered

(45 responses)
  • A
    13% (6)
  • B
    4% (2)
  • C
    73% (33)
  • D
    9% (4)

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