Validating multi-Region DR for Terraform Enterprise with AWS FIS
In October 2025, Athenahealth, a major North American Electronic Health Record (EHR) provider, discovered a gap. An AWS regional service event in us-east-1 made their single-Region HashiCorp Terraform Enterprise (TFE) deployment inaccessible to their developers. This post shares the architecture, the AWS Fault Injection Service (AWS FIS) validation approach, HashiCorp best practices, and lessons learned […]
Validating multi-Region DR for Terraform Enterprise with AWS FIS Read More »







