Patent ID: 6205529
Filing Date: 2001-03-20
Classification: G06F,Y10S

Abstract:
An apparatus for defragmenting a disk storage device in communication over a bus with a host computer employing operating system software, comprising:a defragmentation program executing in the host computer and capable of determining the addresses of fragmented file segments and contiguous free areas located on the disk storage device and associating those addresses with commands;at least one control logic controlling the disk storage device positioned external said host computer employing operating system software;a copy function included in said control logic and responsive to commands associated with the addresses of fragmented file segments and contiguous free areas transmitted to the copy function by the defragmentation program over the bus, whereby the copy function copies the fragmented file segments on the disk storage device into contiguous free areas on the disk storage device without transferring the contents thereof over the bus to the host computer.