ops-disaster-recovery

Disaster recovery strategy selection involves comparing Backup, Pilot Light, Warm/Hot Standby, and Multi-Active approaches based on your RTO/RPO targets. You map architectures for cross-region replication to ensure fast recovery of critical services.

RTO (Recovery Time Objective) defines the maximum downtime allowed for service restoration, while RPO (Recovery Point Objective) sets the maximum acceptable data loss. Both metrics drive your disaster recovery strategy and failover procedure design.

You test disaster recovery failover procedures using scheduled test templates like tabletop exercises, component tests, partial failovers, and full failovers. This validates your runbooks and ensures your cross-region replication meets RTO/RPO targets.

The best way to operationalize disaster recovery is to enforce maintenance schedules, runbook reviews, and replication monitoring. This keeps your DR posture current and ensures automated failover steps function correctly across cloud production systems.

Yes, you can use a business impact analysis template to classify services by criticality and define RTO/RPO targets. This prioritizes recovery efforts for critical services and guides your disaster recovery strategy selection.

You should upgrade from a backup strategy to a warm standby approach when your RTO/RPO targets require faster recovery and minimal data loss. Compare DR strategies using a strategy matrix to map architectures for cross-region replication and automated failover.