Patent ID: 8566416

Claim:
A method for providing shared access to a storage device for a client board and a server board located in a subrack and each of the client board and the server board running an independent operating system, the method comprising: acquiring, by the server board, at least one storage device parameter of a physical storage device; sending, by the server board, the storage device parameter to the client board; establishing, by the client board according to the storage device parameter, a virtual storage device corresponding to the physical storage device; receiving, by the server board, a first request for accessing the virtual storage device sent by the client board; converting, by the server board, the first request for accessing the virtual storage device into a second request for accessing the physical storage device; sending, by the server board, the second request for accessing the physical storage device to a storage controller operating the physical storage device; and receiving, by the client board, relevant data from the physical storage device sent by the storage controller according to the second request.