Enterprise A uses Huawei's advanced backup solution DPAs to back up database system data. The enterprise system is as follows: The capacity is 4TB: Incremental backup is performed once a day: Data…

Enterprise A uses Huawei's advanced backup solution DPAs to back up database system data. The enterprise system is as follows: The capacity is 4TB: Incremental backup is performed once a day: Data changes are 10GB per day: Data needs to be retained for one month. In this case, 6.5TB is the minimum capacity of the volume installed to the backend storage.