1. The system automatically ensures that multiple data copies are distributed on different servers.
2. The system automatically ensures data consistency between multiple data copies.
3. User data is stored on hard disks in key-value mode.
4. Provides volume devices for upper-layer applications, which is easy to use.
5. The system automatically balances the data volume on each hard disk to avoid centralized hot spots.
6. All disks in the resource pool can be used as hot spare disks of the resource pool. In the two-copy scenario,
and use the fusionstorage , this can make you work simple

