Patent ID: 7546426
Filing Date: 2009-06-09
Classification: G06F

Abstract:
1. A storage to be connected to a network, comprising: a host interface which is arranged to be connected to a host computer and the network and to receive file access from the host computer; a plurality of disk drives; and a control unit which translates data of the file access into block data and controls the plurality of disk drives on the basis of the block data, the control unit including a first processor which translates the data of file access into the block data, a second processor which controls the plurality of disk drives on the basis of the block data, and a disk interface which connects the plurality of disk drives; wherein the control unit logically partitions into units the host interface, the first processor, the second processor, the disk interface, and the plurality of disk drives, allocating a logically-partitioned portion of each of the host interface, the first processor, the second processor, the disk interface, and the plurality of disk drives to each of the units, and causes the units to operate as a plurality of virtual storages independently.