Patent ID: 7143096
Filing Date: 2006-11-28
Classification: G06F,Y10S

Abstract:
1. A method for processing information with an information processing device for managing a plurality of storage devices connected to at least one host computer via a network, said method comprising steps of: referring to access information obtained from said at least one host computer, said access information indicative of time to process I/O requests as measured by said at least one host computer for each of said storage devices; determining a first performance measure based on said access information; determining a first storage area in said storage devices having the first performance measure; determining a first host computer from among a plurality of host computers that access said first storage area, said first computer having a measure of performance that is lower than others of said host computers as determined based on said access information; determining a second storage area in said storage devices that is accessed by said first host computer, said second storage area having a second performance measure greater than said first performance measure; and transferring data that is stored in said first storage area to said second storage area.