Patent ID: 8504648
Filing Date: 2013-08-06
Classification: G06F,H04L

Abstract:
1. A storage system comprising: a controller having a CPU, a memory and an interface to communicate with a host computer and another storage system via a network, wherein said controller is operable to manage a file by a plurality of file system level blocks, each of the plurality of file system level blocks associated with another file of a plurality of files in the another storage system, the another file in the another strage system corresponding to a Uniform Resource Locator (URL) of a plurality of URLs for the another storage system, and wherein, if data of the file is requested by a read command from the host computer according to Network File System (NFS) protocol or Common Internet File System (CIFS) protocol, the controller, based on its management of the file, is operable to convert the read command according to the NFS protocol or CIFS protocol to a GET command according to Hypertext Transfer Protocol (HTTP) or File Transfer Protocol (FTP), send the GET command according to the HTTP or FTP to the another storage system, and receive the data of the file from the another storage system according to the HTTP or FTP.