Explanation:
The correct answer is D. This method is recommended because:
gsutil to transfer the RDB file to a Cloud Storage bucket is secure and efficient.Other options are less ideal because:
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When migrating a Redis database from an on-premises data center to a Memorystore for Redis instance, what is the most efficient and cost-effective method according to Google-recommended practices?
A
Create a Dataflow job to read the Redis database from the on-premises data center and write the data to a Memorystore for Redis instance.
B
Make a secondary instance of the Redis database on a Compute Engine instance and then perform a live cutover.
C
Write a shell script to migrate the Redis data and create a new Memorystore for Redis instance.
D
Make an RDB backup of the Redis database, use the gsutil utility to copy the RDB file into a Cloud Storage bucket, and then import the RDB file into the Memorystore for Redis instance.