nerdexam
Hitachi

HH0-220 · Question #122

You must implement a ShadowImage application. You decide to put the primary volumes into horcm0.conf and the secondary volumes into horcm1.conf. There will be a production server owning the P-VOLS…

The correct answer is B. HORCMINST was set to 1 and you defined the -vl option on paircreate. See the full explanation below for the reasoning.

Question

You must implement a ShadowImage application. You decide to put the primary volumes into horcm0.conf and the secondary volumes into horcm1.conf. There will be a production server owning the P-VOLS and another server running the backups. You decide to run the horcm instances 0 and 1 on both servers for backup purposes. After the first paircreate you discover that your production data has been destroyed because data was copied from the secondary volume to the primary volume. Why did this happen?

Options

  • AThe production server was down during paircreate.
  • BHORCMINST was set to 1 and you defined the -vl option on paircreate.
  • CYou defined the -vr option on paircreate and HORCMINST was set to 1.
  • DYou did not define the -vl option when issuing the paircreate command.

How the community answered

(43 responses)
  • A
    5% (2)
  • B
    77% (33)
  • C
    12% (5)
  • D
    7% (3)

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