Customers built vio server environment on an IBM server, storage devices which connected to the server provide storage space for a virtual partition in the server by vio server. Now customers bought new Huawei OceanStor 18000 stores and plans to replace the original storage device, it is recommended to:
A . Huawei storage connects to the original vio server; carry out data migration in vio server system layer
B . Huawei storage connects to the original vio server; carry out data migration in the virtual partition system layer
C . create new vio server for Huawei storage, and carry out data migration in the virtual partition system layer
D . create new vio server for Huawei storage, and carry out data migration in vio server system layer
Answer: C