| 摘要 |
PROBLEM TO BE SOLVED: To improve availability of an information system comprising storage devices and a host computer. SOLUTION: A host computer comprises: a first storage device provided with a first volume for storing data; and a second storage device connected with the first storage device and provided with a second volume for storing the data sent from the first storage device. When a failure occurs in the first storage device, the host computer sends the data to be sent to the first storage device to the second storage device. COPYRIGHT: (C)2008,JPO&INPIT |
