In the Huawei OceanStor 9000 file system, which of the following description about the metadata is incorrect?

Which of the following does not belong to the scope of operation and maintenance technical support?

The requirements of a banking business operation background storage system are as follows:
(1) The size of the business image file generated by the business operation system is basically about 100KB.
(2) The business operation system is all GE networking, the server and operating terminal are all GE interfaces, and subsequent upgrades to 10GE are considered according to business needs.
(3) Only 72TB of raw space is required, and the later expansion will give priority to the expansion of the disk.
(4) There is only 20U of cabinet space in the computer room for storing the storage equipment in this phase. It is preferred to configure 3 nodes + supporting switches to meet the planning of the computer room cabinet.
Based on the above requirements, the following more suitable networking solutions are:

Scale out is a scale-out architecture. The upgrade is usually based on nodes. By expanding more controllers to meet the needs of user data growth, Huawei storage systems continue to support the use of SmatIO cards to achieve IP scale out.

A customer purchased two sets of Huawei OceanStor 9000 storage devices and deployed them in cities A and B respectively. Configure the infoRoplicator function to ensure the data reliability of production site A.
Which of the following description is wrong?