This pattern provides an architecture for your PeopleSoft applications on AWS to ensure high availability (HA) at the network, application, and database tiers. It uses an Amazon Relational Database Service (Amazon RDS) for Oracle or Amazon RDS for SQL Server database for the database tier. This architecture also includes AWS services such as Amazon Route 53, Amazon Elastic Compute Cloud (Amazon EC2) Linux instances, Amazon Elastic Block Storage (Amazon EBS), Amazon Elastic File System (Amazon EFS), and an Application Load Balancer, and is scalable.