Understand the gap between keeping a data copy and returning a service to operation.
Having a backup file does not, by itself, demonstrate that an application can run again. Backup protects copies of data; recovery planning addresses the systems and steps needed to restore service.
The recovery point objective (RPO) describes the acceptable data-loss interval. The recovery time objective (RTO) describes the target time to restore service. These are business objectives to validate, not automatic product guarantees.
Restore a selected backup into a controlled environment. Check more than whether the files open: test application startup, user access and required connections. Record the test date, scope, results and gaps that need attention.
Who evaluates the incident, which application returns first, and who informs users? Document these decisions alongside the technical steps. Secure access to recovery information and alternate owners also belong in the plan.
Applications, dependencies and data volumes evolve. Revisit the restore sequence and responsibilities after material changes. The gap between an objective and the measured result helps identify the next improvement.
Further reading: NIST SP 800-34 Rev. 1 — Contingency Planning Guide.
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