individual sites to the Roll-up PI System on AWS via AWS Direct Connect or AWS Site-to-Site VPN. 6 4 1 OSIsoft PI System Enterprise Data Infrastructure on AWS Highly available and load-balanced configuration of Roll-up PI System that aggregates data from multiple PI Systems across sites. AWS Cloud Both PI Collective servers (Primary PI Data Archive and Secondary PI Data Archive) receive data from PI Connector Relay. Elastic Load Balancing Public subnet Availability Zone 2 PI Integrator for Business Analytics PI Vision PI Vision Private subnet Private subnet PI AF PI AF Domain Controller Domain Controller SQL Primary Replica SQL Secondary Replica Primary PI Data Archive Secondary PI Data Archive SQL Witness PI Analytics 6 9 9 8 8 7 10 12 An AWS Lambda function translates data from MQTT message into OSIsoftMessaging Format (OMF) and then sends it to the PI Web API which posts the data to PI System. Elastic Load Balancing directs PI System traffic from public subnet (PI Connector Relay, PI Web API, PI vision and PI Integrator for Business Analytics) to the PI Asset Framework (PI AF). WFSC SQL Always ON PI Web API 11 Users can connect to the Roll-up PI System via PI Vision or PI Integrator for Business Analytics using web browser or mobile devices. Elastic Load Balancing directs user traffic to OSIsoft PI Vision dashboarding software between the application nodes. PI Integrator for Business Analytics exports asset and event view data from PI System into AWS Managed Services, namely, Amazon S3, Am
