An enterprise is migrating 500 VMware virtual machines from their on-premises data center to AWS. They want to minimize downtime during the cutover. The VMs run a mix of Windows and Linux. The company wants a tool that continuously replicates the VMs to AWS and allows for non-disruptive testing before the final cutover. Which service is BEST suited for this migration?

Answer options:

AWS Application Migration Service (MGN)

AWS Server Migration Service (SMS)

AWS Database Migration Service (DMS)

AWS DataSync

How to approach this question

Identify the current recommended AWS service for block-level server migration.

Full Answer

A.AWS Application Migration Service (MGN)✓ Correct

AWS Application Migration Service (MGN) is the recommended service for lift-and-shift migrations to AWS. It continuously replicates source servers to AWS using block-level replication, enabling cutovers with minimal downtime. It also allows you to launch test instances in AWS without impacting the source environment.

Common mistakes

Choosing the deprecated AWS SMS or confusing server migration with data transfer (DataSync).

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