Patent ID: 6393540
Filing Date: 2002-05-21
Classification: G06F

Abstract:
In a computer system having a host computer and at least one storage device, the host computer including a processor and a memory, a method of performing an operation involving a movement of data from a set of source storage locations in the at least one storage device to a set of destination storage locations in the at least one storage device that is perceived by the host computer as being distinct from the set of source storage locations, at least one of the set of source storage locations and the set of destination storage locations being perceived by the host computer as being a set of non-contiguous storage locations within the at least one storage device, the method comprising a step of:(A) communicating a single command between the host computer and the at least one storage device instructing the at least one storage device to copy the data from the set of source storage locations to the set of destination storage locations without passing the data to the host computer.