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Storage migration - AWS Prescriptive Guidance

Storage migration

AWS provides dedicated migration tools including AWS DataSync for data transfers, AWS Storage Gateway for hybrid integrations, and AWS Transfer Family for protocol-based transfers. These services use cloud-native services like S3, EBS, and EFS. Transitioning to AWS has advantages over VMware including automatic scaling versus manual capacity planning, pay-as-you-go pricing versus fixed infrastructure costs, built-in multi-AZ replication versus manual redundancy setups, and automated lifecycle policies versus manual storage administration.

AWS migrations employ phased approaches that integrate security with encryption in transit and at rest, automated data protection, and automated backups. The result is a resilient, scalable storage environment that supports growth and innovation while minimizing traditional storage-management complexities.

Aspect

VMware

AWS

Migration scenario

Exports VMs or data from VMware's on-premises infrastructure to new platforms

Uses native AWS tools and services for seamless data transition with minimal downtime

Storage type mapping

Block storage (VMFS), file storage (NFS), vSAN, and object storage (limited cases)

Amazon EBS (block storage), Amazon EFS (file storage), and Amazon S3 (object storage)

Network requirements

Requires dedicated VMkernel ports for storage traffic

Uses VPC endpoints for secure private network communication to storage services

Migration tools

VMware vCenter Converter or third-party migration tool

Migration Hub, DataSync, Transfer Family, and Storage Gateway

Data transfer process

Manual transfer of VMDKs or use a third-party replication tool

Supports AWS DataSync for automation, Transfer Family for SFTP/FTP, and Storage Gatewayfor hybrid environments

Advantages

Depends on extent of manually updating resources and maintenance of on-premises infrastructure

Scalability, global reach, cost-effectiveness, and reduced management overhead with pay-as-you-go pricing

Security considerations

RBAC on-premises encryption

Uses IAM policies, bucket policies, and AWS KMS for encryption at rest and in transit