Server system, server, server control method, and non-transitory computer-readable medium containing server control program

摘要

A server system (9) in provided with: a first server (91) that operates in an active mode; and a plurality of second servers (92) that operate in a standby mode as a standby server for the first server (91),wherein the plurality of second servers (92) includes a location information control unit (921) that, in response to an access from a client, transmits a location information which indicates a location of the client to the first server (91), and a switching processing unit (922) that, upon reception of a switching instruction information transmitted from the first server (91), performs switching so as to cause the second server itself to change its mode from the standby mode to the active mode, and wherein the first server (91) includes a switching destination determination unit (911) that, on the basis of the location information transmitted by the second server (92), determines, as a switching destination, a second server (92) which constitutes the plurality of second servers (92) and which exists at a location which is nearer a location of a client, which is indicated by the location information, than a location of the first server (91), and a switching instruction unit (912) that transmits a switching instruction information to a second server (92) which is determined as a switching destination by the switching destination determination unit (911).