| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an application server system that can guarantee operation continuation property without increasing introduction cost, and has less operation load.SOLUTION: A Web application server accepting a processing request from a client PC is not a duplex structure due to hardware, but a duplex structure due to software. A Web application server system is provided with means in which, when a failure occurs in an operation application of one of the duplex structure, and the failure is detected, Web session information is received from a database, software switching to the other operation application is performed, and operation continuation property at the Web application server is guaranteed by the software switching.</p> |
