Patent ID: 8312136

Claim:
A computer system comprising: a server network comprising at least a server; and a managing apparatus configured to collect information from said server network, wherein said managing apparatus comprises: a change parameter calculating section configured to calculate a request count change parameter indicating a change in the number of requests processed by said computer system from a request log in which the number of requests processed in each of measurement periods is described, and to calculate a resource change parameter indicating change in a use rate and/or a use amount of each of resources of said computer system from a system log in which a use state of said each resource of said computer system in said each measurement period is described; and an asynchronous process detecting section configured to detect occurrence of at least one of post processing and burst processing from said request count change parameter and said resource change parameter, wherein said post processing is processing performed after a response when said computer system processes each of the requests, and said burst processing is processing which is performed with no relation to the processing of the request but is the processing which is not performed ordinarily.