Patent ID: 7222167

Claim:
A method for managing a computer system in which data can be transferred between a plurality of host computers and a plurality of storage devices through a plurality of paths through a storage area network comprising a plurality of switches that connect the host computers with the storage devices, said host computers having a plurality of first logical blocks, said storage devices having a plurality of second logical blocks, said method comprising the steps of: receiving information on said first logical blocks at a management terminal from said host computers, the received first logical block information including logical block information related to operating systems of the host computers, upper port information related to a port for transmitting data from the operating system, and a path group ID that relates the first logical block information to the upper port information of the host computers; receiving information on said second logical blocks at the management terminal from said storage devices, the received second logical block information including the oath group ID, logical unit information related to logical units of the storage devices, and lower port information related to a port for receiving data to be stored in the logical units; receiving switch information at the management terminal from said switches, the switch information including the path group ID, receiving port information indicating ports for receiving data, and transmitting port information indicating ports for transmitting data; generating a table that stores information related to paths from the operating systems to the logical units according to the path group ID and relating the logical block information, the upper port information, the lower port information, the receiving port information, the transmitting port information, and the logical unit information and displaying configuration information for data transfer paths between one or more logical blocks and one or more logical units in response to designation information received at the management terminal, in accordance with information in the generated table.