| 摘要 |
PROBLEM TO BE SOLVED: To appropriately access a plurality of partition areas of a new storage device in making an exchange of a storage device. SOLUTION: A computer system has an HC 200 and a disk array device 100 for controlling accesses to HDDs 300, 301 in accordance with a request from the HC 200. The computer system controls a plurality of pieces of format information respectively corresponding to plural kinds of storage capacity as information showing the starting addresses of a plurality of partition areas of the HC, and chooses format information corresponding to a storage capacity of a new HDD from the plurality of pieces of controlled format information when any of the HDDs 300, 301 is replaced with the new HDD. An address calculation section 104 calculates an address in accessing a plurality of partitions of the new storage device on the basis of the chosen format information. A RAID control section 102 controls access to the new HDD on the basis of the calculated address. COPYRIGHT: (C)2011,JPO&INPIT
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