HAT-680 · Question #2
You are using Hitachi Storage Navigator to create a LUN on a VSP storage system. After completing the operation you observe that the LUNs you created are not listed. Which action would enable…
The correct answer is D. Refresh the storage system. Refreshing the storage system in HDvM forces it to re-synchronize its internal database with the actual configuration on the VSP array, pulling in any changes made directly through Storage Navigator - including newly created LUNs that HDvM is not yet aware of. Why the…
Question
You are using Hitachi Storage Navigator to create a LUN on a VSP storage system. After completing the operation you observe that the LUNs you created are not listed. Which action would enable Hitachi Device Manager (HDvM) to see these LUNs?
Options
- ALog back into Storage Navigator and re-create the LUNs.
- BPerform a host refresh using the ResetHost command.
- CExecute the HDvM CLI command SetLunRecovery.
- DRefresh the storage system.
How the community answered
(58 responses)- A5% (3)
- B2% (1)
- C2% (1)
- D91% (53)
Explanation
Refreshing the storage system in HDvM forces it to re-synchronize its internal database with the actual configuration on the VSP array, pulling in any changes made directly through Storage Navigator - including newly created LUNs that HDvM is not yet aware of.
Why the distractors are wrong:
- A is wrong because the LUNs were created successfully; re-creating them would cause duplicates or errors, not fix a visibility problem.
- B is wrong because
ResetHostrefreshes host (server-side) information, not storage-side configuration. Host refreshes don't update LUN provisioning data. - C is wrong because
SetLunRecoveryis not a real HDvM CLI command - this is a fabricated distractor designed to sound plausible.
Memory tip: Think of HDvM as a manager who wasn't in the room when changes were made. You need to give the manager a "briefing" (refresh) on the current state of the storage array before they know about the new LUNs. Anytime HDvM is out of sync with the array, a storage system refresh is your first troubleshooting step.
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