To provide a server system for easily replacing a faulty server and a method for managing the system.

A blade server system is provided with a plurality of blade servers 300 and a management module 200 for managing the blade servers 300. The management module 200 is provided with a function for managing virtual HW information 201 showing unique information of virtual hardware to all the blade servers 300 and association information 202 for allocating the virtual HW information 201 to each server. Also, the blade server 300 having a virtual HW information storage part 304 for storing the virtual HW information 201 allocated by the management module 200 is provided with a function for generating system management BIOS information based on the virtual HW information 201.