INFORMATION PROCESSING SYSTEM AND ALLOCATING METHOD FOR STORAGE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a system capable of allocation for the unit of storage device or logical unit of the storage device. SOLUTION: A VLU-LU correspondence table 320 is provided for making correspondent a virtual logical unit(VLU) virtually set inside a host computer 111 and a logical unit(LU) of the storage device and evaluation items such as delay time and access frequency are stored in this table. In an evaluation part 304, an evaluation value is obtained from the evaluation items and on the basis of this evaluation value, allocation is performed.