| 摘要 |
PROBLEM TO BE SOLVED: To provide a cluster system capable of performing fail-over processing in a very short time without occurence of abnormality recognized by a client device side.SOLUTION: A node device 10 includes: a non-volatile memory 12 previously separated into a plurality of storage areas; IP address table storage means 15 in which a correspondence relationship between IP addresses of respective client devices and the storage areas is previously stored; an application software execution unit 101 for storing processing data of application software in a storage area corresponding to an IP address of a client device; a mirroring processing unit 105 for storing the stored processing data in a corresponding storage area of another node device; and storage memory unit 106 for writing the processing data stored in the corresponding storage area of another node device in a sharing storage 30. |
