TWI709036B - Method of recovering the bios configuration parameter and server system - Google Patents

Abstract

A method of recovering the BIOS configuration parameter is performed by a server system, the server system includes a plurality of servers, each server includes an central processing unit and a baseboard management controller, the method is receives an access command for the baseboard management controller of the i-th server in the boot mode, and determines whether to store a basic input output system configuration parameter for the i-th server according to the access command, if no, the baseboard management controller of the i-th server determines whether the corresponding j-th server stores the corresponding backup basic input output system configuration parameter according to a backup comparison table, if yes, the baseboard management controller of the i-th server receives the backup basic input/output system configuration parameters from the j-th server.

Description

Method and servo system for restoring basic input and output system configuration parameters

The present invention relates to a method and system for processing electronic digital data, in particular to a method and system for internal storage, reception and storage of programs in an application processing device.

In the existing multi-node server (Multi-node Server), each server can use the BIOS configuration file (BIOS configuration file) stored in its baseboard management controller (BMC: Baseboard Management Controller). The following uses the BIOS configuration file abbreviation) to restore, backup, and remotely change the configuration file in the original basic input output system. However, in a multi-node server system, when one of the node servers is damaged, replace with a new one When it is a server, the new node server cannot restore the original BIOS configuration parameter file and must be changed manually.

Therefore, an object of the present invention is to provide a method of recovering basic input output system configuration parameters that can automatically recover files.

Therefore, the method for restoring the configuration parameters of the basic input output system of the present invention is executed by a servo system. The servo system includes a plurality of servers communicating with each other, and each server includes a central processing unit and a central processing unit. The baseboard management controller to which the processor is connected.

The basic input and output system configuration parameter method includes the following steps:

(B) The baseboard management controller of the i-th server in the boot mode receives an access command, and determines whether a BIOS configuration parameter about the i-th server is stored according to the access command.

(C) If the judgment result of step (B) is no, the baseboard management controller of the i-th server judges whether the corresponding j-th server stores the corresponding i-th server according to a backup comparison table The backup basic input output system configuration parameters of the server. The backup comparison table records that the basic input output system configuration parameters of each server are backed up to another server, where the parameters i and j are positive integers and i≠j .

(D) If the judgment result of step (C) is yes, the baseboard management controller receives the backup basic input and output system configuration parameters from the j-th server.

In addition, another object of the present invention is to provide a servo system that can automatically restore basic input output system configuration parameters.

Therefore, the server system of the present invention includes a plurality of servers communicating with each other, and each server includes a central processing unit and a baseboard management controller communicating with the central processing unit.

The baseboard management controller of the i-th server in the boot mode receives an access command, and determines whether a basic input/output system configuration parameter about the i-th server is stored according to the access command.

If the judgment result is no, the baseboard management controller of the i-th server judges whether the corresponding j-th server stores a pair of the i-th server's backup basic input output system group according to a backup comparison table The backup comparison table records that the basic input output system configuration parameters of each server are backed up to another server, where the parameters i and j are positive integers, and i≠j.

If the judgment result is yes, the baseboard management controller receives the backup basic input output system configuration parameters from the jth server.

The effect of the present invention is: when the baseboard management controller of the i-th server determines that the basic input output system configuration parameters are not stored, it queries whether another j-th server backs up the basic input according to the backup comparison table Output system configuration parameters, and when the judgment is yes, automatically receive the basic input and output system configuration parameters from the original j-th server of the servo system, saving the need to install additional devices on the own server The hardware cost required to store the backup basic input output system configuration parameters.

The design concept of this patent is built on a servo system with multiple node hosts. After each node host is started, it will execute the basic input output system program (BIOS: Basic Input Output System, hereinafter referred to as the BIOS program). The BIOS program mainly includes basic Input and output system code (BIOS code) and basic input and output system configuration parameters (BIOS configuration, hereinafter referred to as BIOS configuration parameters). When executing the BIOS program, it is mainly used with the basic input and output system configuration parameters to execute the corresponding The basic input output system code is used to perform different tasks. The content of the basic input output system code cannot be rewritten or changed during execution, and the BIOS configuration parameters can be changed by the user according to their needs For the relevant parameters of the function setting in the BIOS configuration parameters, each node host backs up its own BIOS configuration parameters to a corresponding node host. When one of the node hosts is damaged, replace the damaged node host with a new one. After one of the node hosts, the new node host will automatically request the backup BIOS configuration parameters backed up by the damaged one of the node hosts from the corresponding node host for the damaged one of the node hosts to back up the BIOS configuration parameters. After the new node host obtains the backup BIOS configuration parameters backed up by the damaged one of the node hosts from the corresponding node host, it can replace the obtained backup BIOS configuration parameters with its own BIOS code The damaged one of the node hosts executes the tasks performed by the original BIOS program, and there is no need to manually adjust the relevant parameters corresponding to each function setting one by one on the new BIOS configuration parameters of the node host. The following An embodiment is used to further illustrate the specific content of the present invention in detail.

1 and 2, an embodiment of the servo system of the present invention. The servo system is specifically a server cabinet including a plurality of servers 2 communicating with each other. Each server 2 includes a central processing unit 21, a Platform path controller (PCH: Platform Controller Hub) 22, a baseboard management controller (BMC: Baseboard Management Controller) 23 electrically connected to the platform path controller 22, and a basic input and output electrically connected to the platform path controller 22 System memory 24.

In practice, the CPU 21 and the platform path controller 22 can usually be integrated into a system on chip (SoC, System on chip) to work with other chips, or the CPU 21 can be used with the platform path controller 22 to cooperate. For other chip operations, the platform path controller 22 allocates various data stream input/output functions to replace part of the traditional South Bridge and North Bridge function sets and connect other data stream input/output.

3, the content of a backup comparison table stored by the baseboard management controller 23, the backup comparison table records the correspondence between each server 2 and its corresponding other servers 2, that is, the aforementioned node host and its corresponding node The corresponding relationship of the host, any server 2 backs up its BIOS configuration parameters to the corresponding server 2 that has a corresponding relationship with it. In more detail, each server 2 in the backup comparison table has an indication of its own The corresponding number of the NODE ID, the backup comparison table also stores the corresponding number (Node ID To) of a server 2 corresponding to the servers 2 in a corresponding manner, and the corresponding server 2 can provide its corresponding The server 2 backs up and stores the BIOS configuration parameters. For example, refer to FIG. 2 again, which is one of the j-th server 2 in the servo system of this embodiment, and its corresponding permanent memory stores the i-th server 2 The backup BIOS configuration parameters of each server 2. In addition, the storage of the backup comparison table is that each server 2 stores the backup comparison table in the permanent memory corresponding to its baseboard management controller 23. The permanent memory may exist The inside of the baseboard management controller 23 can also be connected to the baseboard management controller 23 of each server 2 in an external form, but the permanent memory can also be designed in a server cabinet according to the hardware design. The Chasis Management Controller (Chasis Management Controller) is internally or externally connected to the chassis management controller of the server cabinet to store the backup comparison table for each server 2 to be controlled through the chassis management. Device access; among them, the permanent memory can be implemented in the form of a non-volatile memory, such as a non-volatile random access memory (NVRAM: Non-Volatile Random Access Memory) or an electronic erase EEPROM: Electrically-Erasable Programmable Read-Only Memory.

The basic input output system memory 24 is used to store the BIOS configuration parameters of the server 2 to which it belongs. In this embodiment, the basic input output system memory 24 is a non-volatile memory, and the specific aspect may be Flash memory, ROM: Read-Only Memory, hard disk..., but not limited to this.

Referring to Figure 4, the following further describes a method of restoring basic input and output system configuration parameters executed by the servo system, including a step of sending an access command (A), a step of determining the original configuration file (B), and a determining backup group Status file step (C), a receiving backup configuration file step (D), a parameter synchronization step (E), a storing configuration file step (F), and a updating backup configuration file step (G).

The step (A) of sending an access command is for one of the i-th server 2 that is in power-on mode and performs a power-on self-test (POST: Power-On Self-Test). The central processing unit 21 of the server 2 passes through the platform path controller 22 sends an access command to the baseboard management controller 23 of the i-th server.

The step (B) of determining the original configuration file is that the baseboard management controller 23 of the i-th server 2 receives the access command via the platform path controller 22, and determines whether it has stored information according to the access command The backup BIOS configuration parameters of the i-th server 2.

The step (C) of judging the backup configuration file is that if the judgment result of step (B) of the step of judging the original configuration file is no, the baseboard management controller 23 of the i-th server 2 judges according to the backup comparison table Whether the corresponding j-th server 2 stores the backup BIOS configuration parameters corresponding to the i-th server 2.

Refer to Figure 5 to further explain the detailed process of the step (C) of determining the backup configuration file, which specifically includes a sub-step of reading the comparison table (C1), a sub-step of obtaining a backup file (C2), and a query of the backup file Substep (C3).

The sub-step (C1) of reading the comparison table is: the baseboard management controller 23 of the i-th server 2 reads the backup comparison table to learn a backup server information, that is, it knows that it is available for the i-th server 2 The corresponding server where the server 2 stores its BIOS configuration parameters is the corresponding number of the j-th server 2 to indicate the NODE ID of the j-th server 2.

The sub-step (C2) of requesting a backup file is: the baseboard management controller 23 of the i-th server 2 sends a request command to the j-th server 2 according to the backup server information.

The sub-step (C3) of querying the backup file is: the j-th server 2 determines whether to store the backup BIOS configuration parameters corresponding to the i-th server 2.

In conjunction with FIG. 4, the step (D) of receiving the backup configuration file is: if the judgment result of the sub-step of querying the backup file (C3) is yes, the baseboard management controller 23 of the i-th server 2 receives The backup BIOS configuration parameters from the j-th server 2, and then the baseboard management controller 23 of the i-th server 2 stores the received backup BIOS configuration parameters, where the i-th server 2 The baseboard management controller 23 stores the received backup BIOS configuration parameters in the permanent memory corresponding to the baseboard management controller 23 of the i-th server 2.

The parameter synchronization step (E) is: the central processing unit 21 of the i-th server 2 in the boot mode performs synchronization according to the backup BIOS configuration parameters from the baseboard management controller 23, that is, the i-th server The central processing unit 21 of the server 2 stores the backup BIOS configuration parameters stored by the baseboard management controller 23 of the i-th server 2 into its basic input output system memory 24 for use when executing the BIOS code .

The step (F) of storing the configuration file is: if the judgment result of the substep (C3) of querying backup files is no, the central processing unit 21 of the i-th server 2 notifies the board management of the i-th server The controller 23 stores the existing BIOS configuration parameters, that is, the BIOS configuration parameters currently stored in the basic input output system memory 24, and the baseboard management controller 23 of the i-th server stores the existing BIOS configuration Parameters to the permanent memory corresponding to itself, and the baseboard management controller 23 of the i-th server also transmits the stored existing BIOS configuration parameters to the corresponding i-th server 2 according to the backup comparison table The baseboard management controller 23 corresponding to the server 2 is, for example, the baseboard management controller 23 of the j-th server 2 for the baseboard management controller 23 of the j-th server 2 to perform the i-th server The existing BIOS configuration parameters of the i-th server 2 are stored in the permanent memory corresponding to the baseboard management controller 23 of the j-th server 2. In more detail, the central processing unit 21 of the i-th server 2 passes through the The platform path controller 22 transmits the BIOS configuration parameters stored in the basic input output system memory 24 to the baseboard management controller 23 also located in the i-th server 2 to pass through the i-th server 2 The baseboard management controller 23 sends the BIOS configuration parameters stored in the basic input output system memory 24 to the baseboard management controller 23 corresponding to the server 2 corresponding to the i-th server 2 along with the same backup command , For example, the baseboard management controller 23 of the j-th server 2 for backup storage, wherein the i-th server 2 and the j-th server 2 are both set in the same server rack, the The baseboard management controller 23 of the i-th server 2 and the baseboard management controller 23 of the j-th server 2 are electrically connected, for example, through the bus included in the server rack. Connect and communicate with each other. The baseboard management controller 23 of the i-th server 2 and the baseboard management controller 23 of the j-th server 2 can also communicate with each other through the internal network of the server rack .

Referring to Figure 6, the step (F) of storing the configuration file specifically includes a sub-step of accessing the original BIOS configuration parameters (F1) and a sub-step of updating the comparison table (F2).

Step (F1): If the judgment result of step (C) is no, the central processing unit 21 of the i-th server 2 obtains a BIOS configuration parameter from the corresponding basic input output system memory 24 to The BIOS configuration parameters are sent to the baseboard management controller 23 of the i-th server 2 for storage as the backup BIOS configuration parameters.

Step (F2): The baseboard management controller 23 of the i-th server 2 transmits the backup BIOS configuration parameters to the baseboard management controller 23 of the j-th server 2 and updates and stores them in the i-th server 2. The backup comparison table of the baseboard management controller 23 of a server 2 to record that the jth server 2 has stored the backup BIOS configuration parameters of the i-th server 2, wherein the backup comparison table also includes the latest The time for the baseboard management controller 23 of the i-th server 2 to transmit the BIOS configuration parameters to the baseboard management controller 23 of the j-th server 2 once.

4 again, the step (G) of updating the backup configuration file is: the baseboard management controller 23 of the i-th server 2 updates and stores the i-th server 2 with the changed BIOS configuration parameters The backup BIOS configuration parameters stored by the baseboard management controller 23, and transmit the changed backup BIOS configuration parameters to the corresponding baseboard management controller 23 of the j-th server 2 according to the backup comparison table; For it to update the stored backup BIOS configuration parameters.

Referring to Fig. 7, the step (G) of updating the backup configuration file specifically includes a sub-step of judging file parameter changes (G1) and a sub-step of updating file parameters (G2).

The judgment file parameter change sub-step (G1) is: when the CPU 21 of the i-th server 2 in the boot mode judges that the BIOS configuration parameter content stored in the basic input output system memory 24 has changed, The central processing unit 21 transmits the changed BIOS configuration parameters to the baseboard management controller 23 of the i-th server 2 for the baseboard management controller 23 of the i-th server 2 to update its stored Backup BIOS configuration parameters.

The update file parameter sub-step (G2) is: the baseboard management controller 23 of the i-th server 2 transmits its updated backup BIOS configuration parameters to the j-th server according to the stored backup comparison table. The baseboard management controller 23 of each server 2 is used for updating and storing the backup BIOS configuration parameters stored therein.

In the above embodiment, the backup comparison table is used to record the correspondence between each server 2 and another server 2 that provides backup BIOS configuration parameters. If one of the servers 2 is the previously damaged server 2 after replacement When the new node is in power-on mode to perform power-on self-test, and it is determined that the memory corresponding to its baseboard management controller does not store the backup BIOS configuration parameters, it can receive the previous data from the corresponding server 2 according to the backup comparison table The backup BIOS configuration parameters of the damaged server 2. If the corresponding server 2 does not store the backup BIOS configuration parameters of the previously damaged server 2, the server 2 belonging to the new node will automatically set its own BIOS group State parameters, that is, local BIOS configuration parameters, that is, the BIOS configuration parameters currently stored in the memory 24 are sent to the corresponding server 2 according to the backup comparison table for the corresponding server 2 to backup storage, so there is no need Manually update the BIOS configuration parameters without adding additional hardware to back up the BIOS configuration parameters to automatically restore the BIOS configuration parameters. Therefore, it does achieve the creative purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to Within the scope of the patent for the present invention.

2: server 21: Central Processing Unit 22: Platform Path Controller 23: baseboard management controller 24: Basic input output system memory A: Steps to send access command B: Steps to determine the original configuration file C: Determine the steps to backup configuration files D: Steps to receive the backup configuration file E: Parameter synchronization steps F: Steps to save the configuration file G: Steps to update the backup configuration file C1: Read the comparison table sub-step C2: Sub-steps for obtaining backup files C3: sub-steps for querying backup files F1: Access to the original BIOS configuration parameters sub-step F2: Update the comparison table sub-step G1: Judge file parameter change sub-step G2: Update file parameters sub-step

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a block diagram illustrating an embodiment of the servo system of the present invention; Figure 2 is a block diagram to assist in explaining the server of this embodiment; Figure 3 is a schematic diagram illustrating a backup comparison table of this embodiment; Figure 4 is a flow chart illustrating a method of restoring basic input and output system configuration parameters implemented in this embodiment; Fig. 5 is a flowchart to assist in explaining the steps of a backup configuration file of the method of restoring the configuration parameters of the basic input output system; Fig. 6 is a flowchart to assist in explaining a step of storing configuration files in the method of restoring basic input output system configuration parameters; and FIG. 7 is a flowchart to assist in explaining a step of updating the backup configuration file of the method of restoring the configuration parameters of the basic input output system.

2: server

21: Central Processing Unit

22: Platform Path Controller

23: baseboard management controller

24: Basic input output system memory

Claims (12)

A method for restoring the configuration parameters of the basic input output system, executed by a servo system, the servo system includes a plurality of interconnected servers, each server includes a central processing unit, and a communication with the central processing unit For the connected baseboard management controller, the method for restoring basic input and output system configuration parameters includes: (B) The baseboard management controller of the i-th server in the boot mode receives an access command, and determines whether a basic input/output system configuration parameter about the i-th server is stored according to the access command ； (C) If the judgment result of step (B) is no, the baseboard management controller of the i-th server judges whether the corresponding j-th server stores the corresponding i-th server according to a backup comparison table The backup basic input output system configuration parameters of the server. The backup comparison table records that the basic input output system configuration parameters of each server are backed up to another server, where the parameters i and j are positive integers and i≠j ;and (D) If the judgment result of step (C) is yes, the baseboard management controller requests and receives the backup basic input and output system configuration parameters from the jth server. The method for restoring basic input and output system configuration parameters as described in request item 1, further includes a step (A): the central processing unit of the i-th server in the boot mode sends the access command to the i-th server The baseboard management controller of the device. The method for restoring basic input and output system configuration parameters as described in claim 1, further includes a step (E): the central processing unit of the i-th server in the boot mode according to the basic input and output from the baseboard management controller System configuration parameters are synchronized. For the method for restoring basic input output system configuration parameters as described in claim 1, each server further includes a basic input output system memory coupled with the central processing unit, and the basic input output system memory stores a basic input output system memory. Input and output system configuration parameters, and also include a step (F1): if the judgment result of this step (C) is no, then the central processing unit of the i-th server will use the corresponding basic input and output system memory Obtain a basic input output system configuration parameter to store the basic input output system configuration parameter in the baseboard management controller, one step (F2): the baseboard management controller saves the basic input output system configuration parameter to The jth server and update the backup comparison table to record that the jth server has stored the basic input output system configuration parameters of the ith server. For the method for restoring basic input output system configuration parameters as described in claim 1, each server further includes a basic input output system memory coupled with the central processing unit, and the basic input output system memory stores a basic input output system memory. Input and output system configuration parameters, and also includes a step (G1): when the central processing unit of the i-th server is in the boot mode, it judges the content of the basic input and output system configuration parameters stored in the basic input and output system memory When there is a change, the central processing unit updates the basic input output system configuration parameters stored in the baseboard management controller with the changed basic input output system configuration parameters. In one step (G2), the baseboard management controller relies on the backup The comparison table transmits the updated basic input output system configuration parameters to the jth server for the jth server to store and backup. For the method for replying to the configuration parameters of the basic input output system as described in claim 1, this step (C) includes: Step (C1): The baseboard management controller of the i-th server reads the backup comparison table to obtain a backup server information; Step (C2): The baseboard management controller of the i-th server sends a request command to the j-th server according to the backup server information; and Step (C3): The jth server judges whether to store the backup basic input output system configuration parameters corresponding to the ith server. A servo system including: A plurality of servers communicating with each other, each server including a central processing unit and a baseboard management controller communicating with the central processing unit, The baseboard management controller of the i-th server in the boot mode receives an access command, and determines whether a basic input/output system configuration parameter about the i-th server is stored according to the access command, If the judgment result is no, the baseboard management controller of the i-th server judges whether the corresponding j-th server stores a pair of the i-th server's backup basic input output system group according to a backup comparison table The backup comparison table records the basic input output system configuration parameters of each server and is backed up to another server, where the parameters i and j are positive integers, and i≠j, If the judgment result is yes, the baseboard management controller receives the backup basic input output system configuration parameters from the jth server. The server system according to claim 7, wherein the central processing unit of the i-th server in the boot mode sends the access command to the baseboard management controller of the i-th server. The servo system according to claim 7, wherein the central processing unit of the i-th server in the boot mode performs synchronization according to the basic input output system configuration parameters from the baseboard management controller. The servo system according to claim 7, wherein each server further includes a basic input output system memory coupled to the central processing unit, and the basic input output system memory stores a basic input output system configuration parameter , If the baseboard management controller of the i-th server determines that the j-th server has not stored the backup BIOS configuration parameters, then the central processing unit of the i-th server will use the corresponding basic input and output The system memory obtains a basic input output system configuration parameter to store the basic input output system configuration parameter in the baseboard management controller, And the baseboard management controller stores the basic input output system configuration parameters to the jth server, and updates the backup comparison table to record that the jth server has stored the basic input and output of the ith server System configuration parameters. The servo system according to claim 7, wherein each server further includes a basic input output system memory coupled to the central processing unit, and the basic input output system memory stores a basic input output system configuration parameter , When the central processing unit of the i-th server in the boot mode determines that the content of the basic input output system configuration parameters stored in the basic input output system memory has changed, the central processing unit uses the changed basic input output system The configuration parameters update the basic input and output system configuration parameters stored in the baseboard management controller, The baseboard management controller transmits the updated basic input output system configuration parameters to the jth server according to the backup comparison table for the jth server to store the backup. The servo system according to claim 7, wherein: The baseboard management controller of the i-th server reads the backup comparison table to obtain a backup server information, The baseboard management controller of the i-th server sends a request command to the j-th server according to the backup server information, The jth server judges whether to store the backup basic input output system configuration parameters corresponding to the ith server.

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