Abstract: A data center is provided. The data center includes a plurality of racks, a container management network and a container management module. Each of the racks includes a rack management module and a plurality of server modules. The rack management module is used for receiving an operation status of the corresponding server module. The container management network is connected to the rack management module and the server module. The container management module is connected to each rack through container management network to receive the operation status for controlling and managing each rack according to the operation status.

Abstract: A rack server system is provided. The rack server system includes a plurality of server modules, a plurality of fan modules, a rack management network and a rack management module. Each of the server modules comprises a baseboard management controller (BMC) to monitor and manage a work status of the corresponding server module. Each of the fan modules includes a plurality of fans. The rack management network is connected to the BMC of each server module. The rack management module receives the work status from the BMC of each server module through the rack management network to control and manage the server modules and to control speed of the fan modules.