Description: The Application Recovery Time Objective (RTO) refers to the maximum acceptable amount of time that an application can be down after a disruptive incident, such as a system failure or a natural disaster. This metric is crucial for organizations looking to minimize the impact of interruptions on their operations. A well-defined RTO allows businesses to establish recovery plans that ensure business continuity, prioritizing the restoration of critical applications. RTO measurement is based on analyzing business needs and the importance of each application in the operational context. A short RTO implies that the application must be restored quickly, which may require investments in recovery infrastructure and technology. Conversely, a longer RTO may be acceptable for less critical applications. In the context of Disaster Recovery as a Service (DRaaS), RTO becomes an essential component, as service providers must ensure that their recovery solutions meet the time requirements set by their clients. This not only affects recovery planning but also influences the selection of backup technologies and strategies, ensuring that organizations can resume their operations with minimal disruption.