Backup can be regarded as a low-level disaster tolerance. Backup is the basis of disaster tolerance. Disaster tolerance can replace backup.

In the special single-selection feature of Huawei OceanStr Hybrid Flash Storage SmartQuota, the system will check the configuration for every I/O operation.
The amount of used capacity and the number of files, plus the incremental capacity and files of this operation, will it exceed the hard quota? If it exceeds, then operate Failure, otherwise the operation is successful.

Huawei storage products provide data center active-active solutions based on HyperMetro. By classifying services, Part of the business is dominated by data center A, and data center B is hot standby, and some of the businesses are dominated by data center B, and data center B For hot standby, in order to achieve the effect of dual-active.

Hyper-convergence is a data center architecture that can uniformly collect computing capacity, file storage, memory, and network, and is like a public entity.
Independent management.

During data backup, in order to save space, single-selection data may be deduplicated, such as repeated data block A and For block B, only one copy of data is physically saved, and the index corresponding to block A or B will be deleted.