This whitepaper is for historical reference only. Some content might be outdated and some links might not be available.

# Migration patterns and architectures
<a name="migration-patterns-and-architectures"></a>

 This section describes, at a high level, how corporate on-premises customers can migrate Oracle E-Business Suite to the AWS Cloud. 

![Diagram showing a representative Oracle E-Business Suite migration approach](http://docs.aws.amazon.com/whitepapers/latest/migrating-oracle-e-business-suite/images/migration-approach.png)


**Sequence:**

1.  Replicate database from on-premises to Clone database. Technology options include: 
   +  Oracle Data Guard 
   +  Physical Standby 
   +  RMAN 
   +  Transportable Tablespaces 
   +  DataPump 
   +  [AWS Snowball Edge](https://aws.amazon.com/snowball/) 
   + [AWS Transform MGN](https://aws.amazon.com/application-migration-service/)

1.  Establish replication from on premises to AWS 

1.  Replicate application files from on-premises to AWS filesystem. For shared filesystem, options include Amazon EFS, or FSx NetApp ONTAP.

    Technology options include: 
   + `rsync` (lift and shift / incremental) 
   + `tar` (lift and shift) 
   + Fresh Rapidwiz install 
   + AWS Transform MGN
   + AWS DataSync

1.  Configure target database and application with PostClone and Autoconfig 

1.  DNS Configuration (Amazon Route 53) switching users to Application Load Balancer