Patent ID: 7032041
Filing Date: 2006-04-18
Classification: G06F

Abstract:
1. An information processing system comprising a storage equipment which includes a logical unit logically assigned to physical devices and an information processing apparatus which sends data input/output requests to said storage equipment, wherein the data input/output requests are transferred through logical paths serving as communication paths to said logical unit, wherein a cache memory is provided to prefer etch and store both data in a location to be accessed by one of said data input/output requests and data in locations following said location within said physical devices, said information processing apparatus comprising wherein said path selection management section assigns at least one of said logical paths to one of said blocks, and said I/O request allocation section allocates data input/output requests that specify consecutive locations on the logical unit to the same logical path assigned by said path selection management section when data input/output requests that specify consecutive locations on the logical unit are received.