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Question 174 - H13-624 discussion

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During the data migration process of SmartMigration, the data request issued by the host I/O is communicated.

Synchronize to the source LUN and target LUN in real time by double-write to ensure that the data after the migration is completely consistent. The following statements about double-write are correct.

It is true:

A.
During the dual writing process, the source and target luns have their own DLC record data differences.
Answers
A.
During the dual writing process, the source and target luns have their own DLC record data differences.
B.
Double write can make the I/O request of the source LUN be issued to the local Cache and the peer Cache at the same time.This ensures the data consistency between the local Cache and the peer Cache.
Answers
B.
Double write can make the I/O request of the source LUN be issued to the local Cache and the peer Cache at the same time.This ensures the data consistency between the local Cache and the peer Cache.
C.
Only the source and target ends can write successfully to eliminate DLC, otherwise keep DCL
Answers
C.
Only the source and target ends can write successfully to eliminate DLC, otherwise keep DCL
Suggested answer: B, C
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asked 18/09/2024
Jason Kelley
34 questions
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