CN107608483B - Method and device for controlling server fan - Google Patents
Method and device for controlling server fan Download PDFInfo
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- CN107608483B CN107608483B CN201710641997.2A CN201710641997A CN107608483B CN 107608483 B CN107608483 B CN 107608483B CN 201710641997 A CN201710641997 A CN 201710641997A CN 107608483 B CN107608483 B CN 107608483B
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Abstract
The embodiment of the application provides a method for controlling a server fan, which comprises the following steps: the first adaptive coprocessor determines that the first processor is disabled; the first self-adaptive coprocessor sends a request message to a temperature control chip of a second server, wherein the message request is used for requesting the temperature control chip of the second server to take over a first fan associated with the first server, and the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus; and the first self-adaptive coprocessor receives a response message returned by the temperature control chip of the second server and determines whether the temperature control chip of the second server takes over the first fan or not according to the response message. Therefore, the method provided by the embodiment of the application can reasonably control the fans of the failed servers in the cluster servers.
Description
Technical Field
The present invention relates to the field of information technology, and in particular, to a method and an apparatus for controlling a server fan.
Background
The server has high stability, safety and operation efficiency, and is widely applied to various fields. Many companies have a very large demand for servers, requiring clusters of servers to perform large data operations or transactions. As the frequency of chips used by the server increases, the number of server clusters increases, and the requirements of clients on the stability of the server increase. In the current server cluster system, most of chips used for managing a server mainboard can realize real-time monitoring and control on the temperature of a server and the rotating speed of a server fan, so that better maintenance of the server is realized. In a server cluster environment, the chips may be subject to interference, such as electromagnetic radiation, which may cause the chips to fail. Once the chip fails, the fan used by the server is out of control, the chip used by the server generates a large amount of heat, if the heat is not dissipated in time, the whole server has a risk of working abnormity, and further the risk of the whole server cluster is caused.
In the existing server fan management design, once a chip fails, a fixed mode is used for controlling a fan, so that the server fan maintains a fixed full-speed rotation state, and therefore, the power consumption of the fan cannot be well controlled by the fixed mode, and resource waste is caused.
For the above reasons, a method for controlling a server fan is needed.
Disclosure of Invention
The embodiment of the application provides a method for controlling a server fan, which can reasonably control the fan of a failed server in a cluster server.
In a first aspect, a method for controlling a fan of a server is provided, where a first server includes a temperature control chip of the first server and the first fan, the temperature control chip of the first server includes a first adaptive co-processor, and a first processor includes: the first adaptive coprocessor determines that the first processor is disabled; the first self-adaptive coprocessor sends a request message to a temperature control chip of a second server, wherein the message request is used for requesting the temperature control chip of the second server to take over a first fan associated with the first server, and the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus; and the first self-adaptive coprocessor receives a response message returned by the temperature control chip of the second server and determines whether the temperature control chip of the second server takes over the first fan or not according to the response message.
With reference to the first aspect, in a first possible implementation manner of the first aspect, the determining, by the adaptive processor, that the first server chip fails includes: and when the self-adaptive processor does not receive the dog feeding signal of the first processor, determining that the first processor fails.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in a second possible implementation manner of the first aspect, the method further includes: when the first processor is determined to be invalid, the self-adaptive processor receives the temperature parameter of the first fan sent by the strategy selection module;
and the first self-adaptive coprocessor sends a data message to a temperature control chip of the second server, wherein the data message comprises the temperature parameter of the first fan.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in a third possible implementation manner of the first aspect, after the first adaptive coprocessor sends a data packet to the temperature control chip of the second server, the method further includes: the first self-adaptive coprocessor receives a fan parameter sent by a temperature control chip of the second server, and the fan parameter and the temperature parameter have a mapping relation; forwarding the fan parameter to the policy selection module, where the fan parameter is used by the policy selection module to control the first fan according to the fan parameter.
With reference to the first aspect and the foregoing implementation manner of the first aspect, in a fourth possible implementation manner of the first aspect, the determining, according to the response message, whether the temperature control chip of the second server takes over the first fan includes: when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan; and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
In a second aspect, a network device is provided, including: a determination unit to determine that a first processor is disabled; the system comprises a sending unit, a first server and a second server, wherein the sending unit is used for sending a request message to a temperature control chip of the second server, the message request is used for requesting the temperature control chip of the second server to take over a first fan associated with the first server, and the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus; and the first self-adaptive coprocessor receives a response message returned by the temperature control chip of the second server and determines whether the temperature control chip of the second server takes over the first fan or not according to the response message.
With reference to the second aspect, in a first possible implementation manner of the second aspect, the determining unit is specifically configured to: and when the self-adaptive processor does not receive the dog feeding signal of the first processor, determining that the first processor fails.
With reference to the second aspect and the foregoing implementation manner, in a second possible implementation manner of the second aspect, the receiving unit is configured to receive the temperature parameter of the first fan, which is sent by the policy selection module, after it is determined that the first processor fails; the sending unit is further configured to send a data packet to the temperature controller chip of the second service, where the data packet includes the temperature parameter of the first fan.
With reference to the second aspect and the foregoing implementation manner of the second aspect, in a third possible implementation manner of the second aspect, the receiving unit is further configured to: receiving a fan parameter sent by a temperature control chip of the second server, wherein the fan parameter has a mapping relation with the temperature parameter; the sending unit is further configured to forward the fan parameter to the policy selection module, where the fan parameter is used by the policy selection module to control the first fan according to the fan parameter.
With reference to the second aspect and the foregoing implementation manner of the second aspect, in a third possible implementation manner of the second aspect, the determining unit is specifically configured to: when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan; and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
In a third aspect, a controlled terminal is provided, including: a processor; a memory for storing instructions for execution by the processor;
wherein the processor is configured to perform the first aspect or any one of the possible implementations of the first aspect.
Therefore, according to the method provided by the embodiment of the application, the temperature control chips of different servers are interconnected, so that after the temperature control chip of a certain server fails, other temperature control chips in the server cluster take over the failed temperature control chip to control the operation and temperature detection of the fan originally controlled by the failed chip. Therefore, the risk of problems of the whole server cluster can be greatly reduced, and the radiating power consumption is favorably reduced.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 shows a schematic view of aA schematic diagram of a server cluster fan control system according to an embodiment of the present application is shown
FIG. 2A schematic flow chart diagram of a method of one embodiment of the present application is shown.
FIG. 3A schematic format diagram of a request message of one embodiment of the present application is shown.
FIG. 4A schematic format diagram of a response message of one embodiment of the present application is shown.
FIG. 5A schematic format diagram of a data message of the present application is shown.
FIG. 6A schematic block diagram of an apparatus of one embodiment of the present application is shown.
FIG. 7A schematic block diagram of an apparatus of another embodiment of the present application is shown.
FIG. 8A schematic block diagram of a controlled terminal of one embodiment of the present application is shown.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be understood that the temperature control chip refers to a chip for performing temperature control, for example, the chip may be a Baseboard Management Controller (BMC), and the application is not limited thereto.
Such asFIG. 1 shows a schematic view of aAs shown, 16 server chips from C0 to C16 are shown, and each server chip has a Controller Area Network (CAN) bus for interconnecting the quality checks of the respective server chips, and the CAN buses are used for mutually transmitting the temperature parameters and the fan parameters of each server.
FIG. 2A schematic flow chart diagram of a method of one embodiment of the present application is shown.FIG. 2The execution subject of the method of an embodiment may be a network device comprising the first adaptive co-processor, which may be a server, for example.
Such asFIG. 2As shown, the method 200 includes:
at step 210, the first adaptive co-processor determines that the first processor is failing.
Optionally, in step 210, the first adaptive co-processor determining that the first processor is dead comprises: and when the self-adaptive processor does not receive the dog feeding signal of the first processor, determining that the first processor fails.
For example, in detail, the format of the dog feeding signal sent by the processor of the first server is as follows: the processor sends 20 groups of pulse signals coded as 0x55AA periodically, the first adaptive coprocessor detects pulse data, and as long as 18 groups and more than 18 groups of complete 0x55AA data are detected in every 20 groups of pulse signals, the first chip is considered to be not failed; otherwise, the first chip is considered to be invalid, and the self-adaptive processing flow is entered.
It should be appreciated that the above-described dog feed signals are merely exemplary, and the application is not limited thereto.
The first processor and the second processor may be ARM processors, which is not limited in this application.
It should be understood that the first server includes a temperature control chip of the first server and a first fan, the temperature control chip of the first server including a first adaptive co-processor and a first processor; the second server comprises a temperature control chip of the second server and a first fan, and the temperature control chip of the second server comprises a second adaptive co-processor and a second processor. The first and second server chips in the following embodiments are only used for distinguishing different messages, parameters, server fans, etc., for example, the first server chip and the second server chip are only used for distinguishing two different server chips, and the present application is not limited thereto.
It should be understood that the temperature control chip of the first server and the temperature control chip of the second server are both referred to as a chip for performing temperature control, for example, the chip may be a Baseboard Management Controller (BMC), and the application is not limited thereto.
Optionally, in step 220, the temperature control chip of the second server may be a chip whose number may be one bit lower than the number of the temperature control chip of the first server, such as: if the ID of the BMC is 5, the target ID of the request message is 4, if the response message is confirmed, the BMC chip with the ID of 4 is selected to be managed, and the like.
Such asFIG. 3As shown in the drawings, the above-described,FIG. 3A schematic format diagram of a request message of one embodiment of the present application is shown. Such asFIG. 3As shown, where a BMC chip is taken as an example, Mes is a message type 00: representing a request message.
: indicating which BMC chip is selected as the hosting BMC. The selection range is 0-31.
: indicating which BMC chip issued the request. The selection range is 0-31.
: the bit is reserved.
It should be understood that the format of the request message is only exemplary, and the application is not limited thereto.
And step 230, the first adaptive coprocessor receives a response message returned by the second server, and determines whether the temperature control chip of the second server takes over the first fan or not according to the response message.
Optionally, as an embodiment of the present application, the determining whether the temperature control chip of the second server takes over the first fan according to the response message includes: when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan; and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
Such asFIG. 4As shown in the drawings, the above-described,FIG. 4A schematic format diagram of a response message of one embodiment of the present application is shown. Such asFIG. 3、4As shown, Mes is a message type 11: the response message is also referred to as an acknowledgement message.
: indicating which BMC chip issued the hosting request. The selection range is 0-31.
: indicating which BMC chip issued the response. The selection range is 0-31.
: is a status bit. 000: flag validation hosting, 111: meaning that the escrow is abandoned.
Optionally, as an embodiment of the present application, the method further includes: when the first server chip is determined to be invalid, the adaptive processor receives the temperature parameter of the first fan sent by the strategy selection module; the adaptive processor sends a data message to the second server chip, the data message including the temperature parameter of the first fan.
Specifically, after a first service chip fails, the failure position of the first server chip is set high, after an adaptive processor detects a dog feeding signal for determining that the first server chip fails, a policy selection module of the first server sends a temperature parameter of a first fan to a first adaptive coprocessor, the adaptive processor receives the temperature parameter of the first fan and carries the temperature parameter in a data message to be sent to a second chip, the second chip sends the fan parameter of the first fan to the adaptive processor through the data message according to a fan control policy and the received temperature parameter of the first fan, and the fan parameter and the temperature parameter have a mapping relation.
The first adaptive coprocessor sends the fan parameters to the strategy selection module, and acts on the first fan in a Pulse Width Modulation (PWM) mode, so that the second chip can take over control of the first fan.
In particular, the amount of the solvent to be used,FIG. 5A schematic format diagram of a data message of the present application is shown.
The data messages mainly complete the transmission of data between two chips and are divided into request data messages and control data messages. The data request message comprises information of temperature detection and is sent by a first adaptive coprocessor of the first server chip; the data control message contains fan control parameters and is sent by a first adaptive coprocessor of the second server chip.
Data message formats such asFIG. 5As shown.
Wherein Mes is a message type 01: representing a data request message. 10: denoted as data control messages.
: a Mes of 01 indicates which BMC chip is selected as the hosting BMC; a Mes of 10 indicates which BMC chip issued the request. The selection range is 0-31.
: mes is 01 to indicate which BMC chip issued the request; a Mes of 10 indicates which BMC chip is selected as the hosting BMC. The selection range is 0-31.
: the bit is reserved.
: is temperature data/control parameter.
Therefore, according to the method provided by the embodiment of the application, the temperature control chips of different servers are interconnected, so that after the temperature control chip of a certain server fails, other temperature control chips in the server cluster take over the failed temperature control chip to control the operation and temperature detection of the fan originally controlled by the failed chip. Therefore, the risk of problems of the whole server cluster can be greatly reduced, and the radiating power consumption is favorably reduced.
FIG. 6A schematic block diagram of an apparatus of one embodiment of the present application is shown. Such asFIG. 6It is shown that, among other things,
the first adaptive co-processor shown in the figure may performFIGS. 2 to 5The method performed by the first adaptive co-processor in an embodiment. Specifically, for example, the control of the CAN controller, the transmission of the fan and the temperature parameter information are completed, the WDT is included inside, the dog feeding signal sent by the temperature control chip is monitored, and the selection of the strategy selection module channel is controlled. And finishing the information transmission of the managed temperature control chip.
Further, the CAN transceiver is used for completing the transceiving of differential signals; the CAN controller completes the conversion of serial-parallel information and stores the information; and the strategy selection module is used for selecting fan control parameters and sending the temperature parameters according to the failure marks of the temperature control chip.
FIG. 7A schematic block diagram of an apparatus of another embodiment of the present application is shown. Such asFIG. 7As shown, the network device 700 includes:
a determining unit 710, the determining unit 710 configured to determine that the first processor is disabled;
a sending unit 720, where the sending unit 720 is configured to send a request message to a temperature control chip of a second server, where the message request is used to request the temperature control chip of the second server to take over a first fan associated with the first server, and the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus;
a receiving unit 730, where the receiving unit 730 is configured to receive a response message returned by the temperature control chip of the second server, and determine whether the temperature control chip of the second server takes over the first fan according to the response message.
Optionally, as an embodiment of the present application, the determining unit 710 is specifically configured to:
and when the self-adaptive processor does not receive the dog feeding signal of the first processor, determining that the first processor fails.
Optionally, as an embodiment of the present application, the receiving unit 730 is configured to receive the temperature parameter of the first fan sent by the policy selection module after determining that the first processor fails; the sending unit 720 is further configured to send a data packet to the temperature controller chip of the second service, where the data packet includes the temperature parameter of the first fan.
Optionally, as an embodiment of the present application, the receiving unit 730 is further configured to: receiving a fan parameter sent by a temperature control chip of the second server, wherein the fan parameter has a mapping relation with the temperature parameter; the sending unit 720 is further configured to: forwarding the fan parameter to the policy selection module, where the fan parameter is used by the policy selection module to control the first fan according to the fan parameter.
Optionally, as an embodiment of the present application, the determining unit 710 is specifically configured to: when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan; and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
FIG. 8A schematic structural diagram of a controlled terminal provided by an embodiment of the present invention, for exampleFIG. 8As shown, the controlled terminal 800 may include: a processor 810, a memory 820, and a communication unit 830. These components communicate over one or more buses, and those skilled in the art will appreciate that the architecture of the servers shown in the figures is not limiting of the present application, and may be a bus architecture, a star architecture, or a packageIncluding more or less components than shown, or combining certain components, or a different arrangement of components.
FIG. 8The controlled terminal shown can be implementedFIGS. 1 to 6The methods shown in the embodiments are not described herein for brevity.
The communication unit 830 is configured to establish a communication channel, so that the storage device can communicate with other devices. And receiving user data sent by other equipment or sending the user data to other equipment.
The processor 810, which is a control center of the storage device, connects various parts of the entire electronic device using various interfaces and lines, and performs various functions of the electronic device and/or processes data by operating or executing software programs and/or modules stored in the memory 820 and calling data stored in the memory. The processor may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, processor 810 may include only a Central Processing Unit (CPU). In the embodiments of the present application, the CPU may be a single arithmetic core or may include multiple arithmetic cores.
The memory 820 may be implemented by any type of volatile or non-volatile storage device or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disk, for storing instructions executed by the processor 810.
The executable instructions in memory 820, when executed by processor 810, enable terminal 800 to perform some or all of the steps in the method embodiments described below.
In specific implementation, the present application further provides a computer storage medium, where the computer storage medium may store a program, and the program may include some or all of the steps in the embodiments provided in the present application when executed. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM) or a Random Access Memory (RAM).
Those skilled in the art will clearly understand that the techniques in the embodiments of the present application may be implemented by way of software plus a required general hardware platform. Based on such understanding, the technical solutions in the embodiments of the present application may be essentially implemented or a part contributing to the prior art may be embodied in the form of a software product, which may be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the embodiments or some parts of the embodiments of the present application.
The same and similar parts in the various embodiments in this specification may be referred to each other. Especially, for the terminal embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant points can be referred to the description in the method embodiment.
The above-described embodiments of the present application do not limit the scope of the present application.
Claims (6)
1. A method of controlling a server fan, wherein a first server includes a first server temperature control chip and a first fan, the first server temperature control chip including a first adaptive co-processor and a first processor, the method comprising:
when the first adaptive coprocessor does not receive the dog feeding signal of the first processor, the first adaptive coprocessor determines that the first processor fails, and the first adaptive coprocessor receives the temperature parameter of the first fan sent by the strategy selection module;
the first self-adaptive coprocessor sends a data request message to a temperature control chip of a second server, wherein the data request message comprises the temperature parameter of the first fan;
the data request message is used for requesting a temperature control chip of the second server to take over the first fan, wherein the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus;
and the first self-adaptive coprocessor receives a response message returned by the temperature control chip of the second server and determines whether the temperature control chip of the second server takes over the first fan or not according to the response message.
2. The method of claim 1, wherein after the first adaptive co-processor sends a data request message to the temperature control chip of the second server, the method further comprises:
the first self-adaptive coprocessor receives a fan parameter sent by a temperature control chip of the second server, and the fan parameter and the temperature parameter have a mapping relation;
forwarding the fan parameters to the policy selection module, which controls the first fan according to the fan parameters.
3. The method according to claim 1 or 2, wherein the determining whether the temperature control chip of the second server takes over the first fan according to the response message comprises:
when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan;
and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
4. A network device, comprising:
the determining unit is used for determining that the first processor fails when the first adaptive coprocessor does not receive the dog feeding signal of the first processor; receiving a temperature parameter of a first fan sent by a strategy selection module; the first adaptive coprocessor receives the temperature parameter of the first fan sent by the strategy selection module;
the system comprises a sending unit, a processing unit and a control unit, wherein the sending unit is used for sending a data request message to a temperature control chip of a second server, the data request message comprises a temperature parameter of a first fan, and the data request message is used for requesting the temperature control chip of the second server to take over the first fan associated with the first server, and the temperature control chip of the first server and the temperature control chip of the second server are interconnected through a CAN bus;
and the receiving unit is used for receiving a response message returned by the temperature control chip of the second server and determining whether the temperature control chip of the second server takes over the first fan or not according to the response message.
5. The network device of claim 4, wherein the receiving unit is further configured to:
receiving a fan parameter sent by a temperature control chip of the second server, wherein the fan parameter has a mapping relation with the temperature parameter;
the sending unit is further configured to: forwarding the fan parameters to the policy selection module, which controls the first fan according to the fan parameters.
6. The network device according to any one of claims 4 or 5, wherein the determining unit is specifically configured to:
when the response message carries a message for confirming take-over, determining that the temperature control chip of the second server takes over the first fan;
and when the response message carries a message of abandoning takeover, determining that the temperature control chip of the second server does not take over the first fan, wherein the response message carries the identifier of the second server chip.
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| CN106814834A (en) * | 2017-01-22 | 2017-06-09 | 济南浪潮高新科技投资发展有限公司 | A kind of server heat dissipation control method and system |
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