TWI488572B - Rack server system and operating method thereof - Google Patents

Description

Rack server system and operation method thereof

The present invention relates to a method of operating a server system, and more particularly to a method of operating a rack server system.

With the development of network technology, servers for storing data, maintaining network operations, and providing various network services have become more and more important. The rack server system stacks multiple servers in a rack. Due to its convenient management and centralized heat dissipation, it has been widely used in equipment rooms such as enterprises, organizations or data centers.

In general, the rack server system utilizes hardware to locate the internal devices of the rack server system separately. For example, the rack server system may have multiple pins on the backplane when the internal device is inserted into the rack. When the rack of the server system is in position, the internal device can know its position on the rack through the pins it contacts. However, the use of hardware to locate the internal devices of the rack server system, if applied to a large-capacity rack server system, the amount of hardware required will also increase, which will impose a cost burden. On the other hand, the contact type hardware is easily damaged or the contact is poor due to metal oxidation of the surface, which makes the positioning of the rack server system susceptible to errors, resulting in instability of the rack server system.

Therefore, a method for locating the internal devices of the rack server system using hardware is required to be replaced.

One aspect of the present invention is to provide a rack server system that utilizes a rack management controller in a rack server system to locate other internal devices included in the rack server system.

According to an embodiment of the invention, a rack server system includes a rack management controller, a plurality of servers, a plurality of fan modules, and a plurality of fan controllers. The server is divided into complex array servers. Each of the fan modules dissipates heat from a respective one of the group of servers. Each of the fan controllers controls operation of a respective one of the fan modules, and each of the fan controllers includes a plurality of different second communication ports, respectively. The rack management controller includes a plurality of different first communications ports. Each of the group of servers is respectively connected to a second communication port of a corresponding one of the fan controllers, the second communication port corresponds to a different server position, and the fan controller performs the second communication port and the fan controller. Data transmission, each of the fan controllers is informed by the difference of the second communication port connected by the corresponding one of the group servers, the local position arrangement information of the corresponding one of the group servers; the plurality of fan controllers The fan controller is respectively connected to the first communication port, and the first communication port corresponds to a different fan controller position, wherein the rack management controller is configured to perform data transmission with the fan controller through the first communication port, and is controlled by the fan controller. The difference between the connected first communication ports is obtained from the position information of the fan controller in the rack server system, and the local position arrangement information of the group servers is obtained through the fan controller, and the position information of the fan controller is further determined according to The local location alignment information of the group servers is used to know the location information of the server in the rack server system.

According to an embodiment of the invention, the corresponding one of the rack management controller or the fan controller is sequentially allocated according to the connection between the server and the second communication port. The server serial number is assigned to the servers.

According to an embodiment of the invention, the server location of the server corresponds to different layers, and the number of layers corresponding to the same group of servers is adjacent to each other, and the group servers correspond to the fan management controller and the server sequence of the server respectively. The numbers correspond to different heights; when data is transmitted, the rack management controller knows the server position of the server that sends the data according to the first and second communication ports through which the data passes. According to an embodiment of the invention, the second communication port and the server of the corresponding one of the fan controllers are mutually connected to each other through a bus in a one-to-one manner.

According to an embodiment of the invention, the first communication port of the rack management controller and the fan controller are each connected to each other through a bus in a one-to-one manner.

According to an embodiment of the invention, the rack server system further includes a complex array fan, and each of the group of fans is connected to a corresponding one of the fan controllers.

According to an embodiment of the invention, the rack management controller sequentially allocates the fan controller serial number to the fan controller according to the connection between the fan controller and the first communication port.

Another aspect of the present invention provides a method for operating a rack server system, wherein the rack server system includes a rack management controller, a plurality of servers, and a plurality of fan controllers, and a rack management controller. Including a plurality of different first communication ports, the fan controllers respectively include a plurality of different second communication ports. Using this method, other internal devices included in the rack server system can be located.

According to an embodiment of the invention, the operating method includes: the first communication port of the rack management controller is respectively connected to the fan controller; the rack management controller Data transmission is performed by the first communication port and the fan controller; the rack management controller is informed by the difference of the first communication port connected by the fan controller, the position information of the fan controller in the rack server system; the fan controller The second communication port is respectively connected to the server; the fan controller performs data transmission with the fan controller through the second communication; each of the fan controllers is connected to the second communication by a corresponding one of the group servers. The difference is obtained by the local location arrangement information of the corresponding one of the group servers; and the rack management controller obtains the local location arrangement information of the group servers through the fan controller and according to the position information of the fan controller and the The local location information of these group servers is used to know the location information of the server in the rack server system.

According to an embodiment of the invention, the operating method further includes: assigning, by the corresponding one of the rack management controller or the fan controller, the server serial number to the server according to the connection between the server and the second communication port.

According to an embodiment of the invention, the second communication port and the server of the corresponding one of the fan controllers are mutually connected in a one-to-one manner via the bus.

According to an embodiment of the invention, the first communication port and the fan controller of the rack management controller are each connected to each other through a bus in a one-to-one manner.

According to an embodiment of the invention, the operating method further includes: the rack management controller sequentially assigning the fan controller serial number to the fan controller according to the connection between the fan controller and the first communication port.

In summary, when the fan controller respectively connects or connects the first communication of the rack management controller, and the server is respectively connected to the fan controller, the rack management controller can utilize the first and second communication ports to identify Fan controller to achieve positioning efficiency. This setting avoids the use of contact hardware for positioning, which not only simplifies the hardware structure, saves costs, but also improves the rack type. The stability of the server system and the inconvenience of the administrator in repairing damaged contact hardware.

The spirit and scope of the present disclosure will be apparent from the following description of the preferred embodiments of the present disclosure. Modifications do not depart from the spirit and scope of the disclosure.

One aspect of the present invention is to provide a rack server system that utilizes a rack management controller in a rack server system to locate other internal devices included in the rack server system.

FIG. 1 is a schematic diagram of a rack server system according to an embodiment of the invention. The rack server system 100 includes at least a rack management controller 110, a plurality of fan controllers FCB1-FCB8, a plurality of servers S1-S40, and a complex array fan module FAN1-FAN8. The servers S1-S40 can be divided into complex array servers, such as the first group of servers to the eighth group of servers G1-G8, wherein S1-S5 can be the first group of servers G1, S5-S10 can be the second group Server G2, and so on.

It should be noted that, for convenience of description, the number of the fan module, the fan controller, and the first communication port in the present disclosure are all in the group of 8 groups, and the number of the second communication ports is 40. The server is divided into 40 groups and is divided into 8 groups. However, it can be adjusted according to the actual situation, and is not limited to this number. In addition, in some cases, the number of fan controllers may be less than the number of first communication ports, and the number of servers may be less than the number of second communication ports.

Fan controller FCB1-FCB8 is connected to fan module FAN1- FAN8, each of the fan controllers FCB1-FCB8 controls the operation of a corresponding one of the fan modules FAN1-FAN8, such as the fan controller FCB1 controlling the operation of the fan module FAN1, and the fan controller FCB2 controlling the fan module FAN2 Operation. Each of the fan modules FAN1-FAN8 dissipates heat from a corresponding one of the complex array servers G1-G8, for example, the fan module FAN1 dissipates heat to the first group of servers G1, and the fan module FAN2 pairs the second group of servers. G2 is used for heat dissipation.

The rack management controller 110 includes a plurality of different first communication ports P1-P8, and the first communication ports P1-P8 respectively correspond to different fan controller positions, wherein the fan controller position refers to the fan controller in the rack type The location in the server system 100 is, for example, a fan controller slot. The first communication ports P1-P8 are connected to the fan controllers FCB1-FCB8, respectively. The rack management controller 110 is configured to perform data transmission through the first communication ports P1-P8 and the fan controllers FCB1-FCB8. For example, the fan tachometer and status information of the fan controller FCB2 can be transmitted through the corresponding first communication port P2. To the rack management controller 110, similarly, the rack management controller 110 can also transmit a control command (for example, a command regarding the rotational speed) to the corresponding fan controller FCB2 through the corresponding first communication port P2. The rack management controller 110 knows the position information of the fan controllers FCB1-FCB8 in the rack server system 100 from the difference between the first communication ports P1-P8 connected by the fan controllers FCB1-FCB8. In other words, the rack management controller 110 can identify the fan controllers FCB1-FCB8 by the first communication ports P1-P8. For example, when the fan controller FCB2 transmits data to the rack management controller 110, the rack management controller 110 can learn from the source of the data (such as the first communication port P2) that the data is connected to the data. Fan on the first communication port P2 The controller transmits it.

Each of the fan controllers FCB1-FCB8 includes a plurality of different second communication ports, for example, the fan controller FCB1 includes a second communication port P11-P15, and the fan controller FCB2 includes a second communication port P21-P25 to This type of push. The second communication ports P11-85 of the fan controller respectively correspond to different server positions, wherein the server position refers to the position of the server in the rack server system 100, for example, may be a server slot. The second communication ports P11-85 of the fan controller FCB1-FCB8 are respectively connected to the servers S1-S40, and the second communication port P11-15 of the fan controller FCB1 is respectively connected to the servers S1-S5, that is, the first group of servers G1 The second communication port P21-25 in the fan controller FCB2 is connected to the servers S6-S10, that is, the second group of servers G2, respectively. The fan controllers FCB1-FCB8 respectively transmit data through the second communication port P11-P85 and the servers S1-S40. For example, the servers S1-S40 can transmit their own temperature and status information to the corresponding communication through the second communication port P11-P85. Fan controller FCB1-FCB8. Each of the fan controllers FCB1-FCB8 is informed by the difference between the second communication port P11-P85 connected by the corresponding one of the complex array servers G1-G8 that the local position of the corresponding one of the complex array servers G1-G8 is arranged. News. In other words, the fan controllers FCB1-FCB8 can utilize the second communication port P11-P85 to identify the servers S1-S40. For example, when the server S7 transmits data to the fan controller FCB2, the fan controller FCB2 can learn from the source of the data (such as the second communication port P22) that the data is connected to the second communication port P22. The server is transferred.

The rack management controller 110 can obtain the local position arrangement information of the complex array server G1-G8 through the fan controller FCB1-FCB8, and according to The position information of the fan controller FCB1-FCB8 and the local position arrangement information of the complex array servers G1-G8 know the location information of the servers in the rack server system. In other words, the rack management controller 110 can utilize the first communications port P1-P8 and the second communications port P11-P85 to identify the servers S1-S40. For example, when the server S6 transmits a data to the rack management controller 110, the rack management controller 110 can learn from the first communication port P2 that the data is transmitted through the fan controller FCB2. And the data source from the second communication port P21 knows that the server transmitting the data is connected to the second communication port P21 of the fan controller FCB2. In the prior art, the internal devices (such as servers or fan managers) of the rack server system are mainly positioned by hardware. In addition, the rack server system in the prior art is mainly a connection structure (ie, a bus topology) in which a single bus is connected to a plurality of internal devices (such as a server or a fan manager), and in such a structure, the main A control device, such as a rack management controller or fan manager, cannot locate a slave device (such as a fan manager or server) by simply the bus.

The rack management controller 110 in the embodiment of the present invention is separately connected to the fan controllers FCB1-FCB through the first communication ports P1-P8, so that the rack management controller 110 can pass through the first A communication port P1-P8 identifies the fan controllers FCB1-FCB8 connected to the different first communication ports P1-P8. Furthermore, the fan controllers FCB1-FCB8 are respectively connected to the servers S1-S40 through the second communication port P11-P85, and the corresponding one of the fan controllers FCB1-FCB8 can be connected through the second communication port P11-P85. The server S1-S40 on the different second communication port P11-P85, even if no additional hardware is used, the rack management control The controller 110 can also resolve different devices (such as servers or fan managers) within the rack server system to achieve positioning efficiency.

In some embodiments of the present invention, in the data transmission, if the rack management controller 110 receives a data, the rack management controller 110 may pass the first communication ports P1-P8 and the second through which the data passes. The communication port P11-P85 knows the source of this data, that is, the server position of the server that transmits the data.

In some embodiments of the present invention, the rack management controller 110 may sequentially assign the fan controller serial number to the fan controllers FCB1-FCB8 according to the connection of the fan controllers FCB1-FCB8 and the first communication ports P1-P8. For example, the rack management controller 110 can assign a fan controller serial number (such as serial number 1-8) to the fan controllers FCB1-FCB8 connected to the first communication ports P1-P8, that is, when When the new fan controller is connected to one of the first communication ports P1-P8, the newly added fan controller is given a fan controller serial number (for example, the rack management controller 110 can transmit a specified information. Give the new fan controller to assign the fan controller serial number). For another example, the rack management controller 110 may define different fan controller serial numbers (such as serial numbers 1-8) that connect the fan controllers FCB1-FCB8 of the first communication ports P1-P8, for example, from the first The information of the communication port P2 is defined as the information from the fan controller with the fan controller serial number 2, and if the rack management controller 110 wants to transmit a control command to the fan controller with the fan controller serial number 2, Then, the rack management controller 110 transmits the control command through the first communication port P2. It should be noted that the above manner for allocating the fan controller serial number is merely an illustrative description, and the actual allocation manner is not limited to the above examples.

With the above arrangement, the fan controllers FCB1-FCB8 can be sorted according to the first communication ports P1-P8 to which they are connected. In addition, if the first communication ports P1-P8 to which the fan controllers FCB1-FCB8 are connected correspond to the positions of the fan controllers FCB1-FCB8 in the rack server system 100 (such as the actual height position on the rack), the fan The controllers FCB1-FCB8 can be ordered according to their position in the rack server system 100. For example, if the lowest level fan controller (such as FCB1) in the rack server system 100 is connected to the first communication port P1, the lower-level fan controller (such as FCB2) in the rack server system 100 is connected first. Communication 埠 P2, and so on, the fan controller serial number of the fan controller FCB1-FCB8 can be sequentially allocated according to the position of the fan controller FCB1-FCB8 in the rack server system 100, thus facilitating maintenance The personnel identify, repair or replace the fan controller FCB1-FCB8.

In addition, in some embodiments, the corresponding one of the rack management controller 110 or the fan controllers FCB1-FCB8 may also sequentially allocate the server serial numbers according to the connections of the servers S1-S40 and the second communication ports P11-P85. Serving servers S1-S40. For example, the rack management controller 110 or the fan controller FCB2 can be assigned to different server serial numbers (such as serial numbers 6-10) of the servers S6-S10 connected to the second communication port P21-P25. That is, when a new server is connected to one of the second communication ports P21-P25, the rack management controller 110 or the fan controller FCB2 can control the serial number according to the fan controller FCB2 and the newly added one. The server is connected to the second communication port, and the server serial number is given to the newly added server (for example, the rack management controller 110 or the fan controller FCB2 can transmit a specified message to the newly added servo. To assign a server serial number). For another example, the rack management controller 110 or the fan controller FCB2 may define a different server sequence according to the fan control serial number of the fan controller FCB2 to define the servers S1-S40 connected to the second communication port P21-P25. The number (such as serial number 1-40), for example, the information from the second communication port P22 is defined as the information from the server with the server serial number 7, and if the rack management controller 110 or the fan controller FCB2 wants When a control command is transmitted to the server with the serial number of the server 7, the rack management controller 110 or the fan controller FCB2 can transmit the control command through the second communication port P22. It should be noted that the above manner for allocating the server serial number is merely an illustrative description, and the actual allocation manner is not limited to the above examples.

With the above settings, the servers S1-S40 can be sorted according to the second communication port P11-P85 to which they are connected.

In addition, the rack (not shown) of the rack server system 100 may have a plurality of layer server slots, each layer of server slots may be equipped with one server, and the server slots may be high to low or low to high. Arrange in order.

The servers S1-S40 can respectively correspond to different layer numbers, that is, the servers S1-S40 can be installed in different layer server slots. The number of layers corresponding to the same group of servers S1-S5, S6-S10, ..., S36-S40 are adjacent to each other, that is, the same group of servers S1-S5, S6-S10, ..., S36-S40 can be adjacent to each other. Server slot. For example, the servers S1-S5 of the first group of servers G1 may be arranged in server slots adjacent to each other, and the servers S6-S10 of the second group of servers G2 may be arranged in server slots adjacent to each other. The complex array servers G1-G8 correspond to the fan management controllers FCB1-FCB8, respectively, and the server serial numbers of the servers S1-S40 correspond to different heights (such as the number of layers), that is, the servers S1-S40 can be based on the server sequence thereof. number The devices are in different layer server slots and have different heights.

In some embodiments, the server serial numbers of the servers S1-S40 may correspond to different layers, that is, the servers S1-S40 may be installed in different layer server slots according to their server serial numbers, such as servos. The server with sequence number 1 can be installed in the Layer 1 server slot, and the server with server serial number 2 can be installed in the Layer 2 server slot. In this way, the servers S1-S40 can be installed in the server slot with the server serial number from high to low or low to high, so that the maintenance personnel can identify, repair or replace the servers S1-S40.

In the foregoing architecture, the first communication ports P1-P8 of the rack management controller 110 and the fan controllers FCB1-FCB8 may each be connected to each other in a one-to-one manner via a bus (star bus topology). In addition, the second communication ports P11-P85 and the servers S1-S40 of the fan controllers FCB1-FCB8 may also be connected to each other in a one-to-one manner via a bus (star bus topology).

Furthermore, the first communication port P1-P8 connecting the rack management controller 110 and the fan controllers FCB1-FCB8, and/or the second communication port P11-P85 connecting the fan controllers FCB1-FCB8 and the servers S1-S40 It can be an RS-485 cable or an I ² C bus communication port on the backplane (not shown) in the rack server system 100, so as to avoid increasing the connection line in the rack server system 100. Complexity and avoiding increased cost, but the first communication port P1-P8 and the second communication port P11-P85 can also be implemented by other specifications or standard communication ports, not limited to the above.

It is also worth noting that in the embodiment, the rack management controller 110, the fan controller FCB1-FCB8, and the server S1-S40 are also mentioned. They may be different wafers, integrated circuits, programmable logic devices or other control devices having computing and storage functions, or other devices as can be appreciated by those skilled in the art.

Another aspect of the present invention provides a method of operating a rack server system, which is applicable to the rack server system as shown in FIG. 1, but is not limited thereto. For convenience and clarity of explanation, the operation method of the rack server system described below is described by taking the rack server system shown in FIG. 1 as an example.

In an embodiment of the invention, the method includes at least: the first communication ports P1-P8 of the rack management controller 110 are respectively connected to the fan controllers FCB1-FCB8 (where the connection may be a physical line connection or The connection is established on the software; the rack management controller 110 performs data transmission with the fan controllers FCB1-FCB8 through the first communication ports P1-P8; the rack management controller 110 is connected by the fan controller FCB1-FCB8. The difference between the communication ports P1-P8 is to know the position information of the fan controllers FCB1-FCB8 in the rack server system 100, in other words, the rack management controller 110 uses the first communication ports P1-P8 to identify the fan controller FCB1- FCB8; the second communication port 11P11-P85 of the fan controller FCB1-FCB8 is connected to the servers S1-S40 respectively; the fan controller FCB1-FCB8 transmits data through the second communication 埠P1-P8 and the fan controller FCB1-FCB8 Each of the fan controllers FCB1-FCB8 is informed by the difference between the second communication port P11-P85 connected to the corresponding one of the complex array servers G1-G8 to know the local position of the corresponding one of the complex array servers G1-G8. Arrange information, in other words, fan controller FCB1-FCB8 Communication ports P11-P85 to identify the servers S1-S40; and a rack management controller 110 through the air The fan controller FCB1-FCB8 obtains the local position arrangement information of the complex array servers G1-G8 and knows the server S1-S40 according to the position information of the fan controller FCB1-FCB8 and the local position arrangement information of the complex array servers G1-G8. The location information in the rack server system 100, in other words, the rack management controller 110 utilizes the first communication ports P1-P8 and the second communication ports P11-P85 to identify the servers S1-S40. For example, when the server S6 transmits a data to the rack management controller 110, the rack management controller 110 can learn from the first communication port P2 that the data is transmitted through the fan controller FCB2, and The server transmitting the data from the second communication port P21 is connected by the data source to the second communication port P21 of the fan controller FCB2.

In some embodiments of the present invention, the operating method may further include: when the data is transmitted, the rack management controller 110 passes the first communication port P1-P8 and the second communication port P11-P85 through which the received data is received. Know the server location of the server that sent this data.

In addition, the operating method may further include: the rack management controller 110 sequentially assigns the fan controller serial number to the fan controllers FCB1-FCB8 according to the connection of the fan controllers FCB1-FCB8 and the first communication ports P1-P8. For specific details of this step, reference may be made to the relevant paragraphs of the previous embodiment, and details are not described herein again.

In addition, the operating method may further include: the rack management controller 110 or the fan controller FCB1-FCB8 sequentially assigning the server serial number according to the connection between the server S1-S40 and the second communication port P11-P85. Servers S1-S40. For specific details of this step, reference may be made to the relevant paragraphs of the previous embodiment, and details are not described herein again.

In the above steps, the server serial numbers of the servers S1-S40 can respectively correspond to different layer numbers, that is, the servers S1-S40 can be installed in different server slots according to their server serial numbers, for example, the server serial number is The server of 1 can be installed in the layer 1 server slot, and the server with server serial number 2 can be installed in the layer 2 server slot. In this way, the servers S1-S40 can be installed in the server slot with the serial number of the server from high to low or low to high, so that the maintenance personnel can identify, repair or replace the servers S1-S40.

In the foregoing steps, the first communication ports P1 - P8 and the fan controllers FCB1 - FCB8 of the rack management controller 110 may each be connected to each other in a one-to-one manner via a bus (starbus topology). In addition, the second communication ports P11-P85 and the servers S1-S40 of the fan controllers FCB1-FCB8 may also be connected to each other in a one-to-one manner via a bus (starbustopology).

Compared with the prior art, the rack management controller 110 is connected to the fan controllers FCB1-FCB8 one-to-one through the first communication ports P1-P8 by using the operation method in the embodiment of the present invention. The fan controllers FCB1-FCB8 connected to the different first communication ports P1-P8 can be identified by the first communication ports P1-P8. Furthermore, the fan controllers FCB1-FCB8 are connected one-to-one with the servers S1-S40 through the second communication port P11-P85, and the corresponding one of the fan controllers FCB1-FCB8 can be distinguished by the second communication port P11-P85. Connected to servers S1-S40 on different second communication ports P11-P85. In this way, even if the hardware is not used, the rack management controller 110 can distinguish and distinguish different devices (such as servers or fan managers) inside the rack server system to achieve The effect of positioning.

It is to be noted that the steps mentioned in the foregoing embodiments, except for the order in which they are specifically described, can be adjusted according to actual needs, and can even be performed simultaneously or partially simultaneously.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and the present invention can be modified and retouched without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

100‧‧‧Rack Server System

110‧‧‧Rack Management Controller

FCB1-FCB8‧‧‧Fan controller

P1-P8‧‧‧First Communication埠

FAN1-FAN8‧‧‧Fan module

G1-G8‧‧‧Multi-array server

P11-P15‧‧‧Second communication protocol

S1-S40‧‧‧Server

P81-P85‧‧‧Second communication protocol

P21-P25‧‧‧Second communication protocol

The above and other objects, features, advantages and embodiments of the present invention will become more <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; Schematic diagram.

100‧‧‧Rack Server System

110‧‧‧Rack Management Controller

FCB1-FCB8‧‧‧Fan controller

S1-S40‧‧‧Server

FAN1-FAN8‧‧‧Fan module

G1-G8‧‧‧Multi-array server

P1-P8‧‧‧First Communication埠

P11-P15‧‧‧Second communication protocol

P21-P25‧‧‧Second communication protocol

P81-P85‧‧‧Second communication protocol

Claims (8)

A rack server system includes: a plurality of servers divided into complex array servers; a plurality of fan modules, each of the fan modules dissipating heat from a corresponding one of the group servers; a plurality of fan controllers, each of the fan controllers controlling operation of a respective one of the fan modules, and each of the fan controllers respectively includes a plurality of different second communication ports; a rack management controller, comprising a plurality of different first communication ports; wherein each of the group servers respectively connects the second communication ports of a corresponding one of the fan controllers, the The two communication ports correspond to different server positions, and the fan controllers perform data transmission with the fan controllers through the second communication ports, each of the fan controllers being corresponding to one of the group of servers The difference between the second communication port connected to the second communication port is the local position arrangement information of the corresponding one of the group servers; the fan controllers are respectively connected to the first communication ports, and the first communication ports correspond to different fans. control Device position, wherein the rack management controller is configured to perform data transmission with the fan controllers through the first communication ports, and the fans are known by the difference between the first communication ports connected by the fan controllers. Position information of the controller in the rack server system, and obtaining the local position arrangement information of the group servers through the fan controllers, and further according to the position information of the fan controllers and the group server The local location information is used to obtain location information of the servers in the rack server system; and the corresponding one of the rack management controllers or the fan controllers is based on the servers and the second communications The connection of 埠 is divided into The server serial number is assigned to the servers. The rack server system according to claim 1, wherein the servers correspond to different layers, and the number of layers corresponding to the same group of servers are adjacent to each other, and the group servers respectively correspond to the fan management control. The server serial numbers of the servers correspond to different heights; when the data is transmitted, the rack management controller knows the server location of the server that sends the data according to the first and second communication ports through which the data passes. . The rack server system of claim 1, wherein the rack management controller sequentially allocates fan controller serial numbers to the fan controllers according to the connection between the fan controllers and the first communication ports. . The rack server system of claim 1, wherein the second communication ports of the respective ones of the fan controllers and the servers are each connected to each other through a bus in a one-to-one manner. The rack server system of claim 1, wherein the first communication ports of the rack management controller and the fan controllers are each connected to each other through a bus in a one-to-one manner. A method for operating a rack server system, wherein the rack server system includes a rack management controller, a plurality of fan controllers, and a plurality of servers, the rack management controller including a plurality of different In a communication port, the fan controllers respectively comprise a plurality of different second channels The operation method includes: the first communication ports of the rack management controller are respectively connected to the fan controllers; and the rack management controller transmits the fan controllers through the first communication ports Performing data transmission; the rack management controller is informed by the difference between the first communication ports connected by the fan controllers, the location information of the fan controllers in the rack server system; the fan controllers of the The second communication ports are respectively connected to the servers; the fan controllers perform data transmission with the fan controllers through the second communication ports; each of the fan controllers is served by the groups of servos The difference between the second communication port connected to the corresponding one of the devices is related to the local location arrangement information of the corresponding one of the group servers; the rack management controller obtains the localities of the group servers through the fan controllers Positioning information and determining location information of the servers in the rack server system according to location information of the fan controllers and local location information of the group servers; and the rack Management controller or the fan control in a respective one of the plurality of servers based on the server sequence number assigned sequentially connecting the plurality of second communication ports to the plurality of servers. The operation method of claim 6, wherein the first communication ports of the rack management controller and the fan controllers each pass through a bus. The two manners are connected to each other, and the second communication ports of the corresponding ones of the fan controllers and the servers are respectively connected to each other through a bus in a one-to-one manner. The operation method of claim 6, further comprising: the rack management controller sequentially assigning fan controller serial numbers to the fan controllers according to the connection between the fan controllers and the first communication ports.