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Volume 31, Issue 2

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Monday, 11 June 2018 14:25

RPO and RTO: Understanding the Differences

Download the authoritative guide: Enterprise Data Storage 2018: Optimizing Your Storage Infrastructure

Disasters come in many forms. Corruption, theft, loss, or natural disaster can all take down your applications and destroy your data. In an ideal world, your data protection infrastructure would immediately restore all applications and data right at the time and point of failure.

But this is the real world. It is possible to immediately failover an application and to continuously replicate its data for near-zero loss. But these operations are resource-consuming and expensive. Realistically IT needs to set different recovery time and point objectives according to their budget, resources and application priority.

We call these two objectives Recovery Time Objective (RTO) and Recovery Point Objective (RPO). They are related, and both are necessary to application and data recovery. They are also different metrics with different purposes.