| 摘要 |
A method for outputting a usage history of a system that includes resources having virtual machines, storage devices, networks, and a backup device, and that includes a storage device storing first usage history information, the method includes designating a usage combination of the resources, specifying clients who use the resources of the system in a combination similar to the usage combination within a range of a threshold, extracting the first usage history information corresponding to each of the clients from the storage device, categorizing one or more clients, among the clients, having similar time-series changes in the first usage history information into an identical group based on a similarity between the time-series changes in the first usage history information of the clients, and outputting second usage history information indicating a time-series change of the first usage history information. |
