CN108919933B - Power supply control system and method of multi-node server - Google Patents
Power supply control system and method of multi-node server Download PDFInfo
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- CN108919933B CN108919933B CN201810769612.5A CN201810769612A CN108919933B CN 108919933 B CN108919933 B CN 108919933B CN 201810769612 A CN201810769612 A CN 201810769612A CN 108919933 B CN108919933 B CN 108919933B
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- 238000007726 management method Methods 0.000 description 12
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L12/10—Current supply arrangements
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Abstract
The application discloses a power supply control system of a multi-node server, which comprises a first server node of the multi-node server and a second server node corresponding to the first server node; the power management controller of the second server node is used for generating a power control signal aiming at the first server node after the first server node triggers a preset power control condition, and sending the power control signal to the power control logic circuit of the first server node; the power supply control logic circuit is used for controlling the on-off of the electronic fuse of the first server node according to the power supply control signal so as to control the on-off of the power supply of the first server node. The method and the device can replace manual work and automatically realize on-off control of all power supplies of the first server node, so that automation efficiency is greatly improved, and labor consumption cost is reduced. The application also discloses a power supply control method of the multi-node server, and the method has the beneficial effects.
Description
Technical field
This application involves field of computer technology, in particular to the power control system of a kind of multi node server and side
Method.
Background technique
Power supply control is the fundamental operation that server node operates normally.
Current server node usually all has independent power control method, can when carrying out conventional power-off operation
Power supplys most of on server master board, power panel are disconnected, still, still can retain some power supplys, such as wake up for method
Waiting voltage of service etc..However, under certain special screnes, such as after firmware upgrade, method exception delay machine, generally require pair
All power supplys of server are all powered off, and reboot operation is then carried out, so, it is usually using artificial disconnected at these
Electricity and the mode powered on, not only increase manpower Expenses Cost, and inefficiency.
As it can be seen that using the power supply control technology of which kind of server node, to effectively improve automation efficiency and to reduce people
Power Expenses Cost is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
The power control system and method for being designed to provide a kind of multi node server of the application, effectively to mention
Height automation efficiency simultaneously reduces manpower Expenses Cost.
In order to solve the above technical problems, the application provides a kind of power control system of multi node server, including described
The first server node of multi node server and corresponding second server node;
The power source management controller of the second server node is used to trigger default electricity in the first server node
After the control condition of source, the power control signal for being directed to the first server node is generated, and be sent to the first service
The power control logic circuit of device node;
The power control logic circuit is used to control the first server node according to the power control signal
The on-off of electrical fuse, so as to control the first server node power supply on-off.
Optionally, the power control logic circuit is specifically used for:
According to the power control signal, delay exports corresponding fuse and controls the control of signal to the electrical fuse
End, to control the on-off of the electrical fuse;
The power control logic circuit is also used to:
According to the power control signal, the CPU of corresponding power supply alerting signal to the first server node is exported,
So that the CPU of the first server node carries out data preservation.
Optionally, the power control logic circuit include instant output circuit module, the first proportion adjustment circuit module,
Delay circuit module, the second proportion adjustment circuit module;
The input terminal of the instant output circuit module is connect with the input terminal of the first proportion adjustment circuit module, is made
For the input terminal of the power control logic circuit;The output end of the instant output circuit module is mentioned for exporting the power supply
Awake signal;
The output end of the first proportion adjustment circuit module is connect with the input terminal of the delay circuit module, for into
Row first order signal proportion is adjusted;
The output end of the delay circuit module is connect with the input terminal of the second proportion adjustment circuit module, for into
Line delay output is adjusted;
The second proportion adjustment circuit module is for carrying out second level signal proportion adjusting, the second proportion adjustment electricity
Output end of the output end of road module as the power control logic circuit, for exporting the fuse control signal.
Optionally, the instant output circuit module includes first resistor;
Input terminal of the first end of the first resistor as the instant output circuit module, the of the first resistor
Output end of two ends as the instant output circuit module.
Optionally, the first proportion adjustment circuit module includes second resistance, 3rd resistor and the first metal-oxide-semiconductor;
The first end of the second resistance connects to power supply;The of the second end of the second resistance, the 3rd resistor
One end, first metal-oxide-semiconductor control terminal homogeneously connect, and the input terminal as the first proportion adjustment circuit module;
The second end of the 3rd resistor is grounded;The first end of first metal-oxide-semiconductor is grounded;The of first metal-oxide-semiconductor
Output end of two ends as the first proportion adjustment circuit module.
Optionally, the power supply is 12V.
Optionally, the delay circuit module includes the 4th resistance, the 5th resistance, the 6th resistance and first capacitor;
The first end of 4th resistance is connect with the power supply;The second end of 4th resistance and the 5th resistance
First end connection, and the input terminal as the delay circuit module;
The second end of 5th resistance, the first end of the 6th resistance, the first end of the first capacitor are mutually
Connection, and the output end as the delay circuit module;
The second end of 6th resistance is grounded;The second end of the first capacitor is grounded.
Optionally, the second proportion adjustment circuit module includes the second metal-oxide-semiconductor, the 7th resistance and the 8th resistance;
Input terminal of the control terminal of second metal-oxide-semiconductor as the second proportion adjustment circuit module;2nd MOS
The first end of pipe is grounded;The second end of second metal-oxide-semiconductor, the first end of the 7th resistance, the 8th resistance first
End homogeneously connects, and the output end as the second proportion adjustment circuit module;
The second end of 7th resistance is connect with the power supply;The second end of 8th resistance is grounded.
Optionally, the power source management controller of the second server node is specially the second server node
Baseboard management controller or Complex Programmable Logic Devices.
Present invention also provides a kind of power control method of multi node server, the multi node server includes first
Server node and corresponding second server node, the power control method include:
The first server node triggers default power supply control condition;
The power source management controller of the second server node generates the power supply for being directed to the first server node
Signal is controlled, and is sent to the power control logic circuit of the first server node;
The power control logic circuit of the first server node is according to power control signal control
The on-off of the electrical fuse of first server node, so as to control the first server node power supply on-off.
The power control system of multi node server provided herein includes the first clothes of the multi node server
Business device node and corresponding second server node;The power source management controller of the second server node is used in institute
After stating the default power supply control condition of first server node triggering, the power supply control for being directed to the first server node is generated
Signal, and it is sent to the power control logic circuit of the first server node;The power control logic circuit is used for root
The on-off of the electrical fuse of the first server node is controlled, according to the power control signal to control the first service
The on-off of the power supply of device node.
As it can be seen that compared with the prior art, the power control system of multi node server provided herein is specifically logical
It crosses the power control signal from other server nodes and is realized to server by the way of control electrical fuse on-off
The electric control up and down of all power of node.As a result, by the way that power control logic electricity is arranged for first server node in advance
Road and corresponding second server node, establish the related electric control planning between two server nodes, that is, may replace people
Work and realized automatically to the control of the on-off of first server node all power, to greatly improve automation efficiency and drop
Low manpower Expenses Cost.The power control method of multi node server provided herein equally has above-mentioned beneficial to effect
Fruit.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the prior art and the embodiment of the present application, below will to the prior art and
Attached drawing to be used is needed to make brief introduction in the embodiment of the present application description.Certainly, in relation to the attached drawing of the embodiment of the present application below
A part of the embodiment in only the application of description is not paying creativeness to those skilled in the art
Under the premise of labour, other attached drawings can also be obtained according to the attached drawing of offer, other accompanying drawings obtained also belong to the application
Protection scope.
Fig. 1 is a kind of structural block diagram of the power control system of multi node server provided herein;
Fig. 2 is a kind of cabling schematic diagram of the power control system of multi node server provided herein;
Fig. 3 is a kind of circuit structure diagram of power control logic circuit provided herein;
Fig. 4 is a kind of flow chart of the power control method of multi node server provided herein.
Specific embodiment
The core of the application is to provide the power control system and method for a kind of multi node server, effectively to mention
Height automation efficiency simultaneously reduces manpower Expenses Cost.
In order to which technical solutions in the embodiments of the present application is more clearly and completely described, below in conjunction with this Shen
Please attached drawing in embodiment, technical solutions in the embodiments of the present application is introduced.Obviously, described embodiment is only
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is a kind of structural frames of the power control system of multi node server provided herein
Figure, first server node and corresponding second server node including multi node server;
The power source management controller of second server node is used to trigger default power supply control strip in first server node
After part, the power control signal for being directed to first server node is generated, and is sent to the power supply control of first server node
Logic circuit;
Power control logic circuit is used to control the logical of the electrical fuse of first server node according to power control signal
It is disconnected, so as to control first server node power supply on-off.
Specifically, since individual server node cannot achieve the electric control up and down to itself all power, so this Shen
Please provided by the power control system of server be specifically that another server node controlled by a server node
Power supply.The server node that might as well be controlled is referred to as first server node, and corresponding with first server i.e. for controlling
First server node power processed is second server node.
When first server node needs to carry out the electric control up and down of all power, i.e., it triggers default power supply control
After condition, the power source management controller of second server node just generates the power supply control letter for being directed to first server node
Number, will pass through the power-on and power-off of power control signal control first server node all power.Wherein, described default electricity
Source control condition is to need to carry out the preset condition of all power or more electric control, as previously mentioned, being specifically as follows system hair
Raw exception delay machine or firmware upgrade etc., those skilled in the art voluntarily can select and be arranged, the application to this and without
It limits.
In addition, the power source management controller of described second server node is specifically as follows the base of second server node
Board management controller or Complex Programmable Logic Devices, those skilled in the art equally can voluntarily select and realization are arranged.
Specifically, described power control signal is particular by the electrical fuse for being ultimately applied to first server node
That is EFUSE and realize control to all power.Electrical fuse is the protection device on server power supply plate, for controlling electricity
The on-off of AC power supplies on source plate.When electrical fuse is on state, AC power supplies is the power supply of server power supply plate, and through power panel
By electrical energy transportation to mainboard, to maintain the normal work of CPU, south bridge on mainboard etc.;It is entire to service when electrical fuse shutdown
The AC power supplies of device is turned off, therefore other each power supplys are also turned off.Server power supply provided herein controls system as a result,
In system, it is provided with power control logic circuit in second server node, can be realized according to described power control signal
The purpose of electrical fuse on-off is controlled, and then on-off control is carried out to all power of first server node.
It should be noted that the first server node mentioned here for needing to carry out power supply control can take for multinode
Any one of business device server node.In order to enable each server node that can realize the upper and lower automatically controlled of all power
Power control logic circuit and corresponding second server can be arranged for each server node in system, those skilled in the art
Node.Particularly, the first server node and second server node specified for a pair will can be used to control second simultaneously
The server node of server node is set as first server node, that is, establishes first server node and second server section
Mutual control between point.
As it can be seen that the power control system of multi node server provided herein, particular by from other services
The power control signal of device node simultaneously realizes all power to server node by the way of control electrical fuse on-off
Electric control up and down.As a result, by the way that power control logic circuit and corresponding the is arranged for first server node in advance
Two server nodes establish the related electric control planning between two server nodes, that is, may replace artificial and realize automatically pair
The on-off of first server node all power controls, thus greatly improve automation efficiency and reduce manpower expend at
This.
The power control system of multi node server provided herein, on the basis of the above embodiments:
As a kind of preferred embodiment, power control logic circuit is specifically used for:
According to power control signal, delay exports the control terminal that corresponding fuse controls signal to electrical fuse, to control
The on-off of electrical fuse processed;
Power control logic circuit is also used to:
According to power control signal, the CPU of corresponding power supply alerting signal to first server node is exported, so as to first
The CPU of server node carries out data preservation.
Specifically, power-off behaviour is carried out in power supply of the electrical fuse using first server node to first server node
Before work, it is preferable that it can be used to save current running data for a period of time for the CPU reservation of first server node,
Electrical fuse is turned off again after data preservation, to guarantee the continuity of system operation.By introducing delay mechanism, can pass through
Relevant circuit design enables power control logic circuit export corresponding power supply at once after receiving power control signal and reminds
Signal is to the CPU of first server node, and after completing by CPU data by certain delay time and saving, output is molten
Silk control signal function realizes electric control up and down to the control terminal of electrical fuse.
Referring to FIG. 2, Fig. 2 is a kind of cabling signal of the power control system of multi node server provided herein
Figure.
As shown in Fig. 2, being provided with electrical fuse i.e. EFUSE on the power panel of first server node, and it is used for electricity
Sub- fuse control terminal input fuse controls the power control logic circuit of signal, and the BMC or CPLD on mainboard can be used as described
Power source management controller.Second server node is same.
In order to enable cabling convenient and reliable and stable, and consider the arrangement space problem between each server node,
In practical application, the cabling mode of fly line will not be generally used, so, the power source management controller of second server node and the
Electrical connection between the power logic control circuit of one server node specifically can be via the power panel of second server node
It is routed and realizes with the copper foil on cabinet framework circuit board, and between adjacent two boards, such as the master of second server node
Between plate and power panel or between the power panel of second server node and cabinet framework circuit board etc., blindmate can be used
Connector is electrically connected.
Referring to FIG. 3, Fig. 3 is a kind of circuit structure diagram of power control logic circuit provided herein.
As shown in figure 3, power control logic circuit includes instant output circuit module 1, as a kind of preferred embodiment
One proportion adjustment circuit module 2, delay circuit module 3, the second proportion adjustment circuit module 4;
The input terminal of instant output circuit module 1 is connect with the input terminal of the first proportion adjustment circuit module 2, as power supply
The input terminal of control logic circuit;The output end of instant output circuit module 1 is used for out-put supply alerting signal;
The output end of first proportion adjustment circuit module 2 is connect with the input terminal of delay circuit module 3, for carrying out first
Grade signal proportion is adjusted;
The output end of delay circuit module 3 is connect with the input terminal of the second proportion adjustment circuit module 4, for being delayed
Output is adjusted;
Second proportion adjustment circuit module 4 is for carrying out second level signal proportion adjusting, the second proportion adjustment circuit module 4
Output end of the output end as power control logic circuit, for exporting fuse control signal.
Specifically, power logic control circuit provided herein specifically can be by instant output circuit module 1, first
This four functional modules of proportion adjustment circuit module 2, delay circuit module 3 and the second proportion adjustment circuit module 4 are constituted.Its
In, instant output circuit module 1 is used to export described power supply alerting signal;First proportion adjustment circuit module 2 is used for defeated
The power control signal entered carries out voltage ratio adjusting;Delay circuit module 3 is used for the defeated of the first proportion adjustment circuit module
Delays time to control is carried out out;Second proportion adjustment circuit module 4 is used to carry out the adjusting of second level voltage ratio to the signal after delay,
And the sizeable fuse of final output controls the control terminal of signal to electrical fuse.
As a kind of preferred embodiment, instant output circuit module 1 includes first resistor R1;
The second end of input terminal of the first end of first resistor R1 as instant output circuit module 1, first resistor R1 is made
For the output end of instant output circuit module 1.
As a kind of preferred embodiment, the first proportion adjustment circuit module 2 includes second resistance R2,3rd resistor R3 and the
One metal-oxide-semiconductor Q1;
The first end of second resistance R2 connects to power supply;Second end, the first end of 3rd resistor R3, of second resistance R2
The control terminal of one metal-oxide-semiconductor Q1 homogeneously connects, and the input terminal as the first proportion adjustment circuit module 2;
The second end of 3rd resistor R3 is grounded;The first end of first metal-oxide-semiconductor Q1 is grounded;The second end of first metal-oxide-semiconductor Q1 is made
For the output end of the first proportion adjustment circuit module 2.
Specifically, in power logic control circuit as shown in Figure 3, the resistance value of second resistance R2 is chosen as 12.4k Ω;Phase
Ying Di, the resistance value of 3rd resistor R3 are chosen as 4.7k Ω;Power supply is 12V, concretely on first server node power plate
Wait voltage, that is, standby voltage.
As a kind of preferred embodiment, delay circuit module 3 includes the 4th resistance R4, the 5th resistance R5, the 6th resistance R6
With first capacitor C1;
The first end of 4th resistance R4 connects to power supply;The second end of 4th resistance R4 and the first end of the 5th resistance R5 connect
It connects, and the input terminal as delay circuit module 3;
Second end, the first end of the 6th resistance R6, the first end of first capacitor C1 of 5th resistance R5 homogeneously connects, and
Output end as delay circuit module 3;
The second end of 6th resistance R6 is grounded;The second end of first capacitor C1 is grounded.
Specifically, delay circuit module 3 as shown in Figure 3 carries out delays time to control, ability using the time-lag action of RC circuit
Field technique personnel can be according to practical situations and designed, designed correlation component parameter is to obtain suitable delay time.Example
Such as, specifically the resistance value of the 4th resistance R4 can be selected as 12.4k Ω;The resistance value of 5th resistance R5 is selected as 100 Ω;By the 6th resistance
The resistance value of R6 is selected as 4.7k Ω, and the capacitance of first capacitor C1 is selected as 10 μ F.
As a kind of preferred embodiment, the second proportion adjustment circuit module 3 include the second metal-oxide-semiconductor Q2, the 7th resistance R7 and
8th resistance R8;
Input terminal of the control terminal of second metal-oxide-semiconductor Q2 as the second proportion adjustment circuit module 3;The of second metal-oxide-semiconductor Q2
One end ground connection;Second end, the first end of the 7th resistance R7, the first end of the 8th resistance R8 of second metal-oxide-semiconductor Q2 homogeneously connects,
And the output end as the second proportion adjustment circuit module 3;
The second end of 7th resistance R7 connects to power supply;The second end of 8th resistance R8 is grounded.
Similarly, the 7th described resistance R7 can be 12.4k Ω, and the 8th resistance R8 can be 4.7k Ω.
When power control signal is high level, what the electric resistance partial pressure of the first proportion adjustment circuit module 2 can be output it
Voltage is pulled to 3.3V, thus guarantee after metal-oxide-semiconductor transmits, finally obtained fuse control signal be a stable height
Level signal.Fuse is in normal on state, first server node normal power supply at this time.And when power control signal is
When low level, the output of the first proportion adjustment circuit module 2 is pulled low to low level, after the transmission of two-stage metal-oxide-semiconductor, finally obtains
Fuse control signal be similarly low level.Fuse disconnects at this time, and first server node is fully powered-off.
The power control method of multi node server provided herein is introduced below.
Referring to Fig. 4, Fig. 4 is a kind of flow chart of the power control method of multi node server provided herein;
Multi node server includes first server node and corresponding second server node;Power control method mainly includes
Following steps:
Step 1: first server node triggers default power supply control condition.
Step 2: the power source management controller of second server node generates the power supply control for being directed to first server node
Signal processed, and it is sent to the power control logic circuit of first server node.
Step 3: the power control logic circuit of first server node controls first server according to power control signal
The on-off of the electrical fuse of node, so as to control first server node power supply on-off.
As it can be seen that the power control method of multi node server provided herein, particular by from other services
The power control signal of device node simultaneously realizes all power to server node by the way of control electrical fuse on-off
Electric control up and down.As a result, by the way that power control logic circuit and corresponding the is arranged for first server node in advance
Two server nodes establish the related electric control planning between two server nodes, that is, may replace artificial and realize automatically pair
The on-off of first server node all power controls, thus greatly improve automation efficiency and reduce manpower expend at
This.
The specific embodiment of the power control method of multi node server provided herein with it is as described above
The power control system of multi node server can correspond to each other reference, just repeat no more here.
Each embodiment is described in a progressive manner in the application, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For method disclosed in embodiment
Speech, since it is corresponding with system disclosed in embodiment, so being described relatively simple, related place illustrates referring to components of system as directed
?.
It should be noted that in present specification, the relational terms of such as " first " and " second " etc are used merely to
One entity or operation and another entity or operate is distinguished, without necessarily requiring or implying these entities or
There are any actual relationship or orders between person's operation.In addition, the terms "include", "comprise" or its any other
Variant is intended to non-exclusive inclusion, so that process, system, article or equipment including a series of elements are not only
It including those elements, but also including other elements that are not explicitly listed, or further include for this process, system, object
Product or the intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...",
Be not precluded is including that there is also other identical elements in the process of the element, system, article or equipment.
Technical solution provided herein is described in detail above.Specific case used herein is to this Shen
Principle and embodiment please is expounded, the system for the application that the above embodiments are only used to help understand and its
Core concept.It should be pointed out that for those skilled in the art, in the premise for not departing from the application principle
Under, can also to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the protection of the claim of this application
In range.
Claims (10)
1. a kind of power control system of multi node server, which is characterized in that the first clothes including the multi node server
Business device node and corresponding second server node;
The power source management controller of the second server node is used to trigger default power supply control in the first server node
After condition processed, the power control signal for being directed to the first server node is generated, and be sent to the first server section
The power control logic circuit of point;
The power control logic circuit is used to control the electronics of the first server node according to the power control signal
The on-off of fuse, so as to control the first server node power supply on-off.
2. power control system according to claim 1, which is characterized in that the power control logic circuit is specifically used
In:
According to the power control signal, delay exports the control terminal that corresponding fuse controls signal to the electrical fuse, with
Just the on-off of the electrical fuse is controlled;
The power control logic circuit is also used to:
According to the power control signal, the CPU of corresponding power supply alerting signal to the first server node is exported, so as to
The CPU of the first server node carries out data preservation.
3. power control system according to claim 2, which is characterized in that the power control logic circuit includes instant
Output circuit module, the first proportion adjustment circuit module, delay circuit module, the second proportion adjustment circuit module;
The input terminal of the instant output circuit module is connect with the input terminal of the first proportion adjustment circuit module, as institute
State the input terminal of power control logic circuit;The output end of the instant output circuit module reminds letter for exporting the power supply
Number;
The output end of the first proportion adjustment circuit module is connect with the input terminal of the delay circuit module, for carrying out the
One stage signal proportion adjustment;
The output end of the delay circuit module is connect with the input terminal of the second proportion adjustment circuit module, for being prolonged
When output adjust;
The second proportion adjustment circuit module is for carrying out second level signal proportion adjusting, the second proportion adjustment circuit mould
Output end of the output end of block as the power control logic circuit, for exporting the fuse control signal.
4. power control system according to claim 3, which is characterized in that the instant output circuit module includes first
Resistance;
Input terminal of the first end of the first resistor as the instant output circuit module, the second end of the first resistor
Output end as the instant output circuit module.
5. power control system according to claim 3, which is characterized in that the first proportion adjustment circuit module includes
Second resistance, 3rd resistor and the first metal-oxide-semiconductor;
The first end of the second resistance connects to power supply;The second end of the second resistance, the first end of the 3rd resistor,
The control terminal of first metal-oxide-semiconductor homogeneously connects, and the input terminal as the first proportion adjustment circuit module;
The second end of the 3rd resistor is grounded;The first end of first metal-oxide-semiconductor is grounded;The second end of first metal-oxide-semiconductor
Output end as the first proportion adjustment circuit module.
6. power control system according to claim 5, which is characterized in that the power supply is 12V.
7. power control system according to claim 5, which is characterized in that the delay circuit module includes the 4th electricity
Resistance, the 5th resistance, the 6th resistance and first capacitor;
The first end of 4th resistance is connect with the power supply;The of the second end of 4th resistance and the 5th resistance
One end connection, and the input terminal as the delay circuit module;
The second end of 5th resistance, first end, the first end of the first capacitor of the 6th resistance homogeneously connect,
And the output end as the delay circuit module;
The second end of 6th resistance is grounded;The second end of the first capacitor is grounded.
8. power control system according to claim 5, which is characterized in that the second proportion adjustment circuit module includes
Second metal-oxide-semiconductor, the 7th resistance and the 8th resistance;
Input terminal of the control terminal of second metal-oxide-semiconductor as the second proportion adjustment circuit module;Second metal-oxide-semiconductor
First end ground connection;The second end of second metal-oxide-semiconductor, the first end of the 7th resistance, the first end of the 8th resistance are equal
It is connected with each other, and the output end as the second proportion adjustment circuit module;
The second end of 7th resistance is connect with the power supply;The second end of 8th resistance is grounded.
9. power control system according to any one of claims 1 to 8, which is characterized in that the second server node
The power source management controller be specially that the baseboard management controller of the second server node or complex programmable are patrolled
Collect device.
10. a kind of power control method of multi node server, the multi node server include first server node and with
Its corresponding second server node, which is characterized in that the power control method includes:
The first server node triggers default power supply control condition;
The power source management controller of the second server node generates the power supply control for being directed to the first server node
Signal, and it is sent to the power control logic circuit of the first server node;
The power control logic circuit of the first server node is according to power control signal control described first
The on-off of the electrical fuse of server node, so as to control the first server node power supply on-off.
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US9280190B2 (en) * | 2011-12-21 | 2016-03-08 | Intel Corporation | Method and systems for energy efficiency and energy conservation including on-off keying for power control |
CN103218030B (en) * | 2013-04-26 | 2016-02-10 | 北京百度网讯科技有限公司 | Based on power-supply management system and the microserver of multinode microserver |
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