Why it matters

DR is compliance + business requirement. Understanding shapes strategy per business impact.

Advertisement

The architecture

Replication cluster: near-real-time DR.

Snapshots: RPO of snapshot frequency.

Off-cluster: archive for compliance.

DR layersReplication clusternear-real-timeSnapshotspoint-in-timeOff-cluster archivelong-termCombine layers for balanced RTO + RPO + cost
DR strategy.
Advertisement

How it works end to end

RTO/RPO per business impact: minutes for critical, hours for warm data.

Failover: DNS switch or app-level.

Testing: quarterly DR drill.