Which of the following is not an accurate description of the Huawei Ocean Memory Hybrid flash memory system?

During the configuration process of HyperMetro's active-active domain, if the remote device cannot be automatically listed and displayed in the configuration interface, the possible reasons are: (Multiple Choice)

After a remote replication is established between two sets of OceanStor 9000 devices, which of the following conditions cannot execute "Cancel the write protection of the remote replication slave directory"? (Multiple Choice)

A company plans to perform performance tuning on a set of Huawei hybrid flash storage that uses a decision support system. The storage engineer obtained some information after testing:
1) The size of a single IO is 64 KB-1MB;
2) The proportion of sequential read IO is 90%;
3) The average utilization rate of front-end bandwidth is 90%;
4) The host application is a database.
Based on the above information, which of the following performance tuning measures does not meet the requirements of this scenario?

When deploying a backup network, in order to ensure the best performance of the ISCSI network, which of the following statements is correct? (Multiple Choice)