1. Disaster Recovery is moving things from one location to another when the active one is not available for any reason.
2. DR should be part of change activity. That is if we are making any change how does that work with our DR plan.

Options for protection

1. recreate
2. Backup Restore
3. replication

Metrics

1. Recovery Point Objective
2. Recovery Time Objective

Replication Options

202404071545 Preference for replications

Types

1. Planned
   1. should be no data loss
2. Unplanned
   1. no clean failover - bigger outage
   2. data loss will be there
3. Testing

references: