https://www.infoq.com InfoQ Disaster Recovery feed https://www.infoq.com/articles/sovereign-fault-domains-cloud-resilience/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=Disaster+Recovery <img src="https://res.infoq.com/articles/sovereign-fault-domains-cloud-resilience/en/headerimage/sovereign-fault-domains-cloud-resilience-header-1776430533702.jpg"/><p>Sovereign fault domains are failure boundaries defined by legal, political, or physical jurisdiction rather than hardware topology. The article maps geopolitical events to known distributed-systems failure modes, argues multi-region should replace multi-AZ as the HA baseline for systems crossing jurisdictions, and outlines design patterns, chaos experiments, and an ALE model to justify the spend.</p> <i>By Rohan Vardhan</i> Site Reliability Engineering Chaos Engineering Fault Tolerance Reliability Architecture Availability Disaster Recovery Cloud Cloud Architecture Resilience Development Architecture & Design DevOps article Wed, 22 Apr 2026 09:00:00 GMT https://www.infoq.com/articles/sovereign-fault-domains-cloud-resilience/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=Disaster+Recovery Rohan Vardhan 2026-04-22T09:00:00Z /articles/sovereign-fault-domains-cloud-resilience/en