| 摘要 |
To provide an computer system including a storage system that includes a logical device logically set in a physical device, an host computer that requests the storage system for a data input/output, and a management device that manages information of components of the storage system, the host computer requesting a data input/output via a logical path serving as a communication paths with the logical device and, the some of the host computer restricted to send the data input/output request to the logical device, wherein the management device includes an information acquisition module that acquires the information of the components in the storage system, and a judging module that selects a logical device to move based on a number of logical paths set on the logical devices and a number of communication counterpart devices set through effective logical paths in the information acquired by the information acquisition module.
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