The following are the commonly followed strategies in the increasing order of Recovery Time Objective (Time taken to restore once disaster strikes) and cost.
- Backup and Restore – Complete offline. High recovery time and data loss. Less expensive.
- Pilot light
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Recovery Time Objective (RTO) – The time it takes to restore the system after the disaster strikes. It’s usually expressed in hours.
Recovery Point Objective (RPO) – The acceptable amount of data loss if disaster strikes. It’s also expressed in … read the rest.