Parallel deduplication provides PB-level data backup to common disks. The processing speed and data capacity can increase linearly as the number of nodes in the deduplication grid grows.

Huawei storage products use HyperMetro as the basis to provide data center active-active solutions. By classifying services, some services are based on data center A, data center B is hot standby, and some businesses are based on data center B, Data center B is hot standby to achieve the effect of active-active.

Which of the following statements are wrong about the implementation principle of file system snapshots? (Multiple choice)

Which of the following statements about synthetic full backup is wrong?

A customer uses Huawei Oceanstor 9000 to store its massive files. In order to facilitate sharing among multiple departments, a dedicated directory is created for each department. After running for a period, storage resources become tight. The reason is that some departments overuse the storage space on Oceanstor9000. Therefore, the customer can limit the use of space by setting quotas on the directories of these departments to ensure that other departments can use Oceanstor 9000 storage resources normally.