Disaster Recovery

• Disaster is a negative impact on business continuity or finance
• Disaster Recovery (DR) is preparing recover from a disaster

RPO & RTO

• Recovery Point Objective (RPO)
• Recovery Time Objective (RTO)

DR Strategies

1. Backup & Restore
2. Pilot Light
3. Warm Standby
4. Hot Site / Multi Site

Backup & Restore

• High RPO
• High RTO

Pilot Light

• A small version of the system is always running in the cloud for a fast failover
• Faster recovery

Warm Standby

• Full system is running in the cloud for even faster failover

Multi-Site / Hot-Site

• Full production scale running on the cloud and on-premise