For details about RAID 3 features, refer to Planning RAID Levels.

Other related questions:
For details about RAID features of Huawei servers, see RAID Card User Guide:

Location saving the RAID configuration
The RAID configuration information is stored on a hard disk. Replacing the RAID card will not cause loss of RAID configuration or data.

For details about RAID 10 features, refer to Planning RAID Levels.

RAID parameter configuration
For details about creating a RAID group, refer to Creating a RAID Group for parameter configuration.

RAID group
The definition of a RAID group is as follows: A single physical disk cannot meet requirements of a large amount of data storage and data security. A RAID group serves as a large logical disk that comprises independent physical disks of the different RAID levels, providing larger storage space. Different RAID levels meet data security requirements in different application scenarios.

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