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SMB SERVICE FAILURE HANDLING METHOD, AND STORAGE DEVICE

Abstract(summary):

Disclosed in the present invention is an SMB service failure handling method, comprising: a first storage device generating, according to a first file open command sent by a host machine, a file handle, and sending the file handle to a second storage device, and the second storage device saving the file handle as a backup handle; the second storage device activating, according to failure information sent by the first storage device, an IP address of the first storage apparatus to establish a communication connection to the host machine; the second storage device determining, according to a handle identifier in a second file open command sent by the host machine, a file handle corresponding to the handle identifier, opening a file according to the file handle, and sending an operation result to the host machine. The present invention also provides a host machine and storage array implementing the above method. The present invention enables, upon a failure of a storage device handling an SMB service, a backup storage device to take over the SMB service, thus providing non-interrupted operation of the SMB service.


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