A server performance measurement system for efficiently measuring and collecting server performance differently depending on each business application in actual operation environment in which business applications are operated, includes a plurality of servers for processing requests from users, a load balancer for suitably distributing loads of the plurality of servers, a test management server computer and a test load control server computer, which can communicate with one another. The test management server computer includes a test start/end information processing unit, a server setting control unit, a test result information processing unit and a test result information management unit. The business application is operated in at least one of the plurality of servers to measure performance of the server.