CN104660440A - Blade server management system and control method thereof - Google Patents

Blade server management system and control method thereof Download PDF

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Publication number
CN104660440A
CN104660440A CN201310603500.XA CN201310603500A CN104660440A CN 104660440 A CN104660440 A CN 104660440A CN 201310603500 A CN201310603500 A CN 201310603500A CN 104660440 A CN104660440 A CN 104660440A
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China
Prior art keywords
blade
baseboard management
temperature
management controller
controller
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Pending
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CN201310603500.XA
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Chinese (zh)
Inventor
闫立国
黄志鹏
贾兵
石明
傅子奇
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SHENZHEN ZHONGDIAN CHANGCHENG INFORMATION SAFETY SYSTEM Co Ltd
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SHENZHEN ZHONGDIAN CHANGCHENG INFORMATION SAFETY SYSTEM Co Ltd
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Priority to CN201310603500.XA priority Critical patent/CN104660440A/en
Publication of CN104660440A publication Critical patent/CN104660440A/en
Pending legal-status Critical Current

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Abstract

The invention belongs to the field of blade server control, and provides a blade server management system and a control method thereof. A baseboard management controller is used as a monitoring core of a blade and is used for collecting various states of the blade, namely, the temperature, voltage and working conditions, and sending the states to a remote controller; the remote controller remotely controls the blade and monitors other states of the blade, so as to ensure the normal operation of the blade and realize fault elimination and maintenance in time. The blade server management system and the control method thereof, disclosed by the invention, are simple in design, short in research and development cycle, low in cost of development, and convenient for the product popularization.

Description

A kind of blade server management system and control method thereof
Technical field
The invention belongs to blade server management domain, particularly relate to a kind of blade server management system and control method thereof.
Background technology
Blade server is widely used in industry and communicates etc. field.Existing blade server management system comprises the monitoring units such as system management module, simple management module, KVM handover module, switch and fan monitoring, by two system management modules, the remote control management can be realized, but there is following drawback in above-mentioned blade server management system: when two system management modules break down, system cannot realize telemanagement, reliability and stability are poor, and it is complicated to make blade server management system design, realize difficulty, cause the construction cycle long, development cost is high, is unfavorable for popularizing.
Summary of the invention
The invention provides a kind of blade server management system and control method thereof, be intended to solve system management module in prior art and design the high problem of complicated development cost.
In order to solve the problems of the technologies described above, the present invention is achieved in that
The embodiment of the present invention provides a kind of blade server management system, comprising:
Baseboard management controller, power detecting module, temperature detecting module, blade work state detection module and remote controllers;
The output of described power detecting module is connected with the input of described baseboard management controller, for detecting blade power supply voltage and sending to described baseboard management controller;
The output of described temperature detecting module is connected with the input of described baseboard management controller, for detecting blade controller temperature and blade temperature and sending to described baseboard management controller;
The output of described blade work state detection module is connected with the input of described baseboard management controller, for detecting blade work state and sending to described baseboard management controller;
Described baseboard management controller is provided with RCI, be connected with the input of remote controllers with described by described RCI, the blade power supply voltage, blade controller temperature, blade temperature and the blade work state that collect are sent to described remote controllers;
Described remote controllers are used for, when at least one parameter generation exception in supply voltage, blade controller temperature, blade temperature and the blade work state of powering for blade that receive, being controlled blade server by described baseboard management controller.
Described blade server management system also comprises time-sequence control module, the control end of described time-sequence control module is connected with the output of described baseboard management controller, to start shooting or shut down control to blade power supply for the control command that sent by described baseboard management controller according to described remote controllers.
Described blade server management system also comprises fan control module, the control end of described fan control module is connected with the output of described baseboard management controller, controls blade controller temperature or blade temperature for the control command sent by baseboard management controller according to described remote controllers.
Described blade server management system also comprises sound and light alarm module, the control end of described sound and light alarm module is connected with the output of described baseboard management controller, reports to the police for the control command sent by baseboard management controller according to described remote controllers.
The input of described baseboard management controller is connected with the output of the output of described power detecting module, the output of described temperature detecting module and described blade work state detection module respectively by I2C bus, is connected between the RCI of described baseboard management controller and the input of described remote controllers by IPMB bus.
Described blade server management system also comprises level protection module; described level protection module is between the RCI and the described and input of remote controllers of described baseboard management controller; between the input of described level protection module and the RCI of described baseboard management controller and the IPMB interface of described level protection module be connected by IPMB bus with between described and the input of remote controllers, described level protection module is for the protection of the level signal transmitted between described baseboard management controller and described remote controllers.
The present invention is the control method that embodiment also provides a kind of blade server management system, comprises the following steps:
Control baseboard management controller and the blade power supply voltage, blade controller temperature, blade temperature and the blade work state that collect are sent to remote controllers;
When at least one parameter in the blade power supply voltage, blade controller temperature, blade temperature or the blade work state that receive occurs abnormal, blade server is controlled with remote mode by the RCI on baseboard management controller.
When at least one parameter in described blade power supply voltage, blade controller temperature, blade temperature or blade work state when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described blade power supply voltage exceedes voltage preset value or blade work state occurs abnormal, control described baseboard management controller and send shutdown command to time-sequence control module;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state.
When at least one parameter in described blade power supply voltage, blade controller temperature, blade temperature or blade work state when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
When at least one parameter in the operating state of described supply voltage, the temperature of blade controller, the temperature of blade or the blade of powering for blade when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described for blade power supply voltage exceed voltage preset value or blade work state occur abnormal time, control described baseboard management controller to time-sequence control module and send shutdown command;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state;
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
The invention provides a kind of blade server management system and control method thereof, by adopting baseboard management controller as the monitoring core of blade, be responsible for the various states of collecting blade, comprise temperature, voltage and operating state etc., and send to remote controllers, remote controllers are by carrying out Long-distance Control and other condition monitorings to blade, ensure the normal work of blade, achieve timely eliminating and the maintenance of fault, simplicity of design of the present invention, the R&D cycle is short, development cost is low, is convenient to the universal of product.
Accompanying drawing explanation
Fig. 1 is the embodiment schematic diagram of a kind of blade server management system that the embodiment of the present invention provides;
Fig. 2 is another embodiment schematic diagram of a kind of blade server management system that the embodiment of the present invention provides;
Fig. 3 is another embodiment schematic diagram of a kind of blade server management system that the embodiment of the present invention provides;
Fig. 4 is the embodiment flow chart of a kind of blade server management system control method that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with specific embodiment, specific implementation of the present invention is described in detail:
Fig. 1 shows the structural representation of a kind of blade server management system that the embodiment of the present invention provides, and for convenience of explanation, only list the part relevant to the embodiment of the present invention, details are as follows:
An a kind of embodiment of blade server management system is provided as the embodiment of the present invention, comprises:
Baseboard management controller 101, power detecting module 102, temperature detecting module 103, blade work state detection module 104 and remote controllers 105;
The output of described power detecting module 102 is connected with the input of described baseboard management controller 101, for detecting blade power supply voltage and sending to described baseboard management controller 101;
The output of described temperature detecting module 103 is connected with the input of described baseboard management controller 101, for detecting blade controller temperature and blade temperature and sending to described baseboard management controller 101;
The output of described blade work state detection module 104 is connected with the input of described baseboard management controller 101, for detecting blade work state and sending to described baseboard management controller 101;
Described baseboard management controller 101 is provided with RCI, be connected with the described input with remote controllers 105 by described RCI, the blade power supply voltage, blade controller temperature, blade temperature and the blade work state that collect are sent to described remote controllers 105;
Described remote controllers 105 for judge to receive as at least one parameter in blade power supply voltage, blade controller temperature, blade temperature or blade work state occur abnormal time, controlled by described baseboard management controller 101 pairs of blade servers.
Described baseboard management controller can comprise microprocessor (MCU), this MCU can comprise CPU (Central Processing Unit, CPU), read-only memory module (read-only memory, ROM), random memory module (random access memory, RAM), time block, digital-to-analogue conversion module (A/D converter) and plural I/O.Certainly, described baseboard management controller also can adopt the integrated circuit of other form, as: application-specific IC (Application SpecificIntegrated Circuit, or field programmable gate arrays (Field Programmable GateArray, FPGA) etc. ASIC).
Described power detecting module 102 can be voltage sensor or the voltage collecting device be made up of divider resistance, for gathering blade power supply voltage and sending to described baseboard management controller 101.
Described temperature detecting module 103 can be temperature sensor or the temperature collecting device having thermistor or thermal diode to form, for detecting blade controller temperature and blade temperature and sending to described baseboard management controller 101;
Whether in running order described blade work state detection module 104 can be Hall element uniform velocity checkout gear, for detecting the rotating speed of blade or and send to described baseboard management controller 101;
The input of described baseboard management controller 101 is connected respectively with between the output of the output of described power detecting module 102, the output of described temperature detecting module 103 and described blade work state detection module 104 by I2C bus, and by IPMB bus, (Intelligent Platform ManagementBUS Intelligent Platform Management Bus is connected the RCI of described baseboard management controller 101 with between described and the input of remote controllers 105.
Described baseboard management controller 101 is provided with RCI, be connected with the described input with remote controllers 105 by described RCI, the blade power supply voltage, blade mainboard temperature and the blade work state that collect are sent to described remote controllers 105, described blade power supply voltage, blade controller temperature, blade temperature and blade work state to receiving judges, when an exception occurs, control described baseboard management controller 101 and send shutdown command.
The invention provides a kind of blade server management system, by adopting baseboard management controller as the monitoring core of blade, being responsible for the various states of collecting blade, comprise temperature, voltage and operating state etc., and send to remote controllers, remote controllers are by carrying out Long-distance Control and other condition monitorings to blade, ensure the normal work of blade, achieve timely eliminating and the maintenance of fault, simplicity of design of the present invention, the R&D cycle is short, development cost is low, is convenient to the universal of product.
The embodiment of the present invention provides another embodiment of a kind of blade server management system, refers to Fig. 2,
Described blade server management system also comprises time-sequence control module 106, the control end of described time-sequence control module 106 is connected with the output of described baseboard management controller 101, to start shooting or shut down control to blade power supply for the control command that sent by described baseboard management controller 101 according to described remote controllers 105.
Described time-sequence control module 106 can be switch chip, and the control command sent by baseboard management controller 101 for receiving remote controllers 105 when electric power output voltage overvoltage or blade work are abnormal is started shooting to blade power supply or shut down.
Described blade server management system also comprises fan control module 107, the control end of described fan control module is connected with the output of described baseboard management controller 101, and the control command sent by baseboard management controller 101 for receiving remote controllers 105 is controlled blade controller temperature or blade temperature.
Described fan control module 107 can by the air output regulating the rotating speed of fan to regulate fan, when blade controller temperature or blade temperature raise, control the control command of described baseboard management controller 101 transmission to increase fan delivery for receiving remote controllers 105; When described blade controller temperature reduces or blade temperature reduces, receive remote controllers 105 and control the control command of described baseboard management controller 101 transmission to reduce fan delivery.
Further, described temperature detecting module can be multiple, for reading load and the temperature of each blade current, and send to baseboard management controller, baseboard management controller sends to remote controllers, remote controllers judge when each blade load is roughly the same with temperature, remote controllers control the rotating speed of fan relatively, and when the load of wherein a certain blade increases, remote controllers will obtain the information of its load and variations in temperature, send rotating speed by baseboard management controller and increase instruction to the fan corresponding with blade, it is made to improve air quantity, other blade and fan are then unaffected.When a certain blade load is less, remote controllers then can take contrary action, and its air quantity is reduced.Achieve the control to each blade air quantity, maximum has saved the total power consumption of fan.
Described blade server management system also comprises fan failure detection module, described fan detection module sends Detection Information by baseboard management controller to remote controllers, when some fans break down, the rotating speed that remote controllers will read this fan is abnormal, be extremely when reading several times continuously, remote controllers reduce the instruction of its load by sending to the blade corresponding to fan, its operating temperature is also decreased, so just farthest protect the information data operated on blade can not lose, waiting system keeper back up data, and the reparation to fan, in this case, other blade is not affected, achieve the independent failure process of fan.
Described blade server management system also comprises sound and light alarm module 108, the control end of described sound and light alarm module 108 is connected with the output of described baseboard management controller 101, and the control command sent by baseboard management controller 101 for receiving remote controllers 105 is reported to the police.
Described sound and light alarm module 108 is light-emitting diode and buzzer, sends flicker and audible alarm for receiving remote controllers 105 when electric power output voltage overvoltage or blade work are abnormal by the control command that baseboard management controller 101 sends.
Described blade server management system also comprises level protection module 109, described level protection module 109 is between the RCI and the described and input of remote controllers 105 of described baseboard management controller 101, between the input of described level protection module 109 and the RCI of described baseboard management controller 101 and the IPMB interface of described level protection module 109 be connected by IPMB bus with between described and the input of remote controllers 105, described level protection module 109 is for the protection of the level signal transmitted between described baseboard management controller 101 and described remote controllers 105.
Described level protection module 109 is provided with IPMB interface, and is connected by IPMB bus with between described and the input of remote controllers 105 by described IPMB interface, for improving the driving force of IPMB bus and protecting level.
The embodiment of the present invention provides another embodiment of a kind of blade server management system, refers to Fig. 3,
Described baseboard management controller adopts chip ATmega128L-8MU, 59th pin (I2C_CLOCK) of chip ATmega128L-8MU and the 60th pin (I2C_DATA) are connected the output of described power detecting module 102 by 12C bus, the output of described temperature detecting module 103 and the output of described blade work state detection module 104, for gathering blade power supply voltage, blade controller temperature, blade temperature and blade work state, 27th pin (BMC_PWROFF) is connected the input of described time-sequence control module 106 with the 28th pin (BMC_PWRON), for controlling blade start or shutdown, 30th pin is connected the input of described fan control module 107 with the 31st pin, for controlling fan, 32nd pin is connected the input of described sound and light alarm module 108 with the 33rd pin, for controlling light-emitting diode and buzzer is reported to the police, 25th pin (IPMB_CLOCK) and the 26th pin (IPMB_DATA) are connected the input of described level protection module 109 by IPMB bus, described level protection module 109 can adopt chip PCA9515DP, described chip PCA9515DP is provided with IPMB interface and is connected with remote controllers 105, for improving the driving force of IPMB bus and protecting level, 2nd pin (RXD) and the 3rd pin (TXD) are as information output interface, 54th pin (TDI), 55th pin (TDO), 56th pin (TMS) and the 57th pin (TCK) are as burning program interface.
The course of work of the embodiment of the present invention is as follows:
Using the 2nd pin of chip ATmega128L-8MU and the 3rd pin Debugging message delivery outlet as baseboard management controller, and by the burning interface of the 54th pin of chip ATmega128L-8MU, the 55th pin, the 56th pin and the 57th pin baseboard management controller program, for burning BMC program, by the 59th pin and the 60th pin monitoring blade controller temperature, blade temperature, blade power supply voltage and the blade work state of chip ATmega128L-8MU; Chip PCA9515DP is connected with the 26th pin by IPMB bus by the 25th pin of chip ATmega128L-8MU, by the IPMB interface of chip PCA9515DP, above-mentioned information is sent to remote controllers, remote controllers are calculated start and the shutdown of blade by the control CPCIE of chip ATmega128L-8MU and are controlled temperature.
The CPCIE that the present invention can be applied in based on the CPU that soars calculates on blade.
The embodiment of the present invention also provides a kind of control method of blade server management system, comprising: baseboard management controller, power detecting module, temperature detecting module, blade work state detection module and remote controllers;
The output of described power detecting module is connected with the input of described baseboard management controller, for detecting blade power supply voltage and sending to described baseboard management controller;
The output of described temperature detecting module is connected with the input of described baseboard management controller, for detecting blade controller temperature and blade temperature and sending to described baseboard management controller;
The output of described blade work state detection module is connected with the input of described baseboard management controller, for detecting blade work state and sending to described baseboard management controller;
Described control method comprises the following steps:
The operating state of the blade power supply voltage collected, blade controller temperature, blade temperature blade is sent to remote controllers by S201, control baseboard management controller;
S202, when at least one parameter in the blade power supply voltage, blade controller temperature, blade temperature or the blade work state that receive occurs abnormal, blade server to be controlled with remote mode by the RCI on baseboard management controller.
Remote controllers are controlled blade by baseboard management controller, and described remote controllers are host computer etc.
Described step S202 specifically comprises:
When described blade power supply voltage exceedes voltage preset value or blade work state occurs abnormal, control described baseboard management controller and send shutdown command to time-sequence control module;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state.
Described step S202 specifically also comprises:
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
Described step S202 specifically also comprises:
When described blade power supply voltage exceedes voltage preset value or blade work state occurs abnormal, control described baseboard management controller and send shutdown command to time-sequence control module;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state;
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
Described control method also comprises: temperature detecting module reads load and the temperature of current blade, and send to baseboard management controller, baseboard management controller sends to remote controllers, remote controllers judge when each blade load is roughly the same with temperature, remote controllers control the rotating speed of fan relatively, and when the load of wherein a certain blade increases, remote controllers will obtain the information of its load and variations in temperature, send rotating speed by baseboard management controller and increase instruction to the fan corresponding with blade, it is made to improve air quantity, other blade and fan are then unaffected.When a certain blade load is less, remote controllers then can take contrary action, and its air quantity is reduced.Achieve the control to each blade air quantity, maximum has saved the total power consumption of fan.
Described control method also comprises: described fan detection module sends Detection Information by baseboard management controller to remote controllers, when some fans break down, the rotating speed that remote controllers will read this fan is abnormal, be extremely when reading several times continuously, remote controllers reduce the instruction of its load by sending to the blade corresponding to fan, its operating temperature is also decreased, so just farthest protect the information data operated on blade can not lose, waiting system keeper back up data, and the reparation to fan, in this case, other blade is not affected, achieve the independent failure process of fan.
The invention provides a kind of blade server management system control method, by adopting baseboard management controller as the monitoring core of blade, being responsible for the various states of collecting blade, comprise temperature, voltage and operating state etc., and send to remote controllers, remote controllers are by carrying out Long-distance Control and other condition monitorings to blade, ensure the normal work of blade, achieve timely eliminating and the maintenance of fault, simplicity of design of the present invention, the R&D cycle is short, development cost is low, is convenient to the universal of product.
The foregoing is only preferred embodiment of the present invention, all any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection range being all included in this patent.

Claims (10)

1. a blade server management system, is characterized in that, comprising:
Baseboard management controller, power detecting module, temperature detecting module, blade work state detection module and remote controllers;
The output of described power detecting module is connected with the input of described baseboard management controller, for detecting blade power supply voltage and sending to described baseboard management controller;
The output of described temperature detecting module is connected with the input of described baseboard management controller, for detecting blade controller temperature and blade temperature and sending to described baseboard management controller;
The output of described blade work state detection module is connected with the input of described baseboard management controller, for detecting blade work state and sending to described baseboard management controller;
Described baseboard management controller is provided with RCI, be connected with the input of remote controllers with described by described RCI, the blade power supply voltage, blade controller temperature, blade temperature and the blade work state that collect are sent to described remote controllers;
Described remote controllers are used for, when at least one parameter generation exception in supply voltage, blade controller temperature, blade temperature and the blade work state of powering for blade that receive, being controlled blade server by described baseboard management controller.
2. blade server management system as claimed in claim 1, it is characterized in that, also comprise time-sequence control module, the control end of described time-sequence control module is connected with the output of described baseboard management controller, to start shooting or shut down control to blade power supply for the control command that sent by described baseboard management controller according to described remote controllers.
3. blade server management system as claimed in claim 1, it is characterized in that, also comprise fan control module, the control end of described fan control module is connected with the output of described baseboard management controller, controls blade controller temperature or blade temperature for the control command sent by baseboard management controller according to described remote controllers.
4. blade server management system as claimed in claim 1, it is characterized in that, also comprise sound and light alarm module, the control end of described sound and light alarm module is connected with the output of described baseboard management controller, reports to the police for the control command sent by baseboard management controller according to described remote controllers.
5. blade server management system as claimed in claim 1, it is characterized in that, the input of described baseboard management controller is connected with the output of the output of described power detecting module, the output of described temperature detecting module and described blade work state detection module respectively by I2C bus, is connected between the RCI of described baseboard management controller and the input of described remote controllers by IPMB bus.
6. blade server management system as claimed in claim 5, it is characterized in that, also comprise level protection module, described level protection module is between the RCI and the described and input of remote controllers of described baseboard management controller, between the input of described level protection module and the RCI of described baseboard management controller and the IPMB interface of described level protection module be connected by IPMB bus with between described and the input of remote controllers, described level protection module is for the protection of the level signal transmitted between described baseboard management controller and described remote controllers.
7. based on a control method for blade server management system as claimed in claim 1, it is characterized in that, comprise the following steps:
Control baseboard management controller and the blade power supply voltage, blade controller temperature, blade temperature and the blade work state that collect are sent to remote controllers;
When at least one parameter in the blade power supply voltage, blade controller temperature, blade temperature or the blade work state that receive occurs abnormal, blade server is controlled with remote mode by the RCI on baseboard management controller.
8. control method as claimed in claim 7, it is characterized in that, when at least one parameter in described blade power supply voltage, blade controller temperature, blade temperature or blade work state when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described blade power supply voltage exceedes voltage preset value or blade work state occurs abnormal, control described baseboard management controller and send shutdown command to time-sequence control module;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state.
9. control method as claimed in claim 7, it is characterized in that, when at least one parameter in described blade power supply voltage, blade controller temperature, blade temperature or blade work state when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
10. control method as claimed in claim 7, it is characterized in that, when at least one parameter in the operating state of described supply voltage, the temperature of blade controller, the temperature of blade or the blade of powering for blade when receiving occurs abnormal, the step that blade server controls is specially with remote mode by the RCI on baseboard management controller:
When described for blade power supply voltage exceed voltage preset value or blade work state occur abnormal time, control described baseboard management controller to time-sequence control module and send shutdown command;
Wherein, there is the abnormal rotating speed comprising blade or blade different from preset rotation speed and quit work in described blade work state;
When described blade controller temperature raises or blade temperature raises, control described baseboard management controller to described fan control module sending controling instruction to increase fan delivery;
When described blade controller temperature reduces or blade temperature reduces, control described baseboard management controller and reduce air output to described fan control module sending controling instruction to increase.
CN201310603500.XA 2013-11-25 2013-11-25 Blade server management system and control method thereof Pending CN104660440A (en)

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CN106919239A (en) * 2015-12-26 2017-07-04 昆达电脑科技(昆山)有限公司 Restart system and method automatically after heat shutoff
CN110888516A (en) * 2019-11-22 2020-03-17 山东超越数控电子股份有限公司 Embedded method for monitoring power supply blade state in real time

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Application publication date: 20150527