| 摘要 |
PROBLEM TO BE SOLVED: To provide an information taking-over method that can surely acquire statistical information on an application operation at a time of occurrence of troubles.SOLUTION: Server devices 200 and 300 are the server devices that are used in a redundant configuration server system 100 and implement an application, the server device has: information collection means 230 and 330 that monitor an implementation state of the application, collect own server irregularity occurrence information serving as information at a time of occurrence of the irregularity of the application upon detecting irregularity of the application, and store the own server irregularity occurrence information; other server monitoring means 240 and 340 that monitor an implementation stata of an application to be implemented by other server devices in the redundant configuration server system; and information recovery means 250 and 350 that, when other server monitoring means detects irregularity of the application to be implemented by other server device, recover other server irregularity occurrence information serving as information at a time of occurrence of the irregularity of the application being implemented by other server device from another server device.SELECTED DRAWING: Figure 1 |
