{"ref":"content:ac-multi-region-ha-dr-resiliency-patterns","page":"/content/ac-multi-region-ha-dr-resiliency-patterns","json":"/content/ac-multi-region-ha-dr-resiliency-patterns.json","generated":"2026-10-29","drafted_with_ai":true,"entity":{"id":"ac-multi-region-ha-dr-resiliency-patterns","title":"Architecting Multi-Region HA/DR resiliency patterns","url":"https://architecture.learning.sap.com/docs/ref-arch/bbfc34","content_type":"reference-architecture","explains":[{"ref":"capability:deployment","applies_to":{"ecosystems":["btp"]}}],"summary":"Patterns for running BTP applications across regions when the default multi-availability-zone resilience is not enough: DNS-based load balancing across regional endpoints with Azure Traffic Manager, Route 53 or Cloud DNS, replication of data and configuration between regions, and the fundamentals of single-region versus multi-region resiliency in its sub-pages. BTP services are multi-AZ by default; a multi-region setup is something the customer architects, and this is SAP's description of how.","short":"Multi-region HA/DR patterns for BTP applications","authors":["actor:sap-architecture-center"],"published":"2025-02-19","sources":[{"url":"https://raw.githubusercontent.com/SAP/architecture-center/main/docs/ref-arch/RA0002/readme.md","title":"RA0002 readme.md in SAP/architecture-center — title, contributors and last_update","checked":"2026-09-06"}],"provenance":{"discovered_via":[{"source":"source:architecture-center"}],"first_seen":"2026-09-06"},"drafted_with_ai":true,"published_on":"source:architecture-center","history":[{"date":"2026-10-17","field":"explains","from":null,"to":"applies_to on capability:deployment (btp)","reason":"Door scope proposed from the title and summary, so a door page lists the piece only where it holds (docs/concepts/content-on-doors.md)."}]},"readings":{"liveness":[{"label":"Checked against the source","tier":"unknown","evidence":"nobody has checked it"},{"label":"Source reachable","tier":"good","evidence":"up as of 2026-10-28"},{"label":"Source updated","tier":"fair","evidence":"2025-02-19 by the publisher"}],"compatibility":[{"label":"Version","tier":"unknown","evidence":"no version declared"},{"label":"Moved since?","tier":"good","evidence":"no recorded change after 2025-02-19"},{"label":"Findings","tier":"good","evidence":"none flagged"}],"reach":[{"value":null,"unit":"views"},{"value":null,"unit":"comments"},{"value":null,"unit":"likes"}]},"signals":{"crawled_at":"2026-10-28","reachable":true,"source_updated":"2025-02-19"},"series":null,"edges":{"authors":[{"ref":"actor:sap-architecture-center","name":"SAP Architecture Center","json":"/actors/sap-architecture-center.json"}]}}