CN103064498B - The power supply supply overload protection of server and method - Google Patents
The power supply supply overload protection of server and method Download PDFInfo
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- CN103064498B CN103064498B CN201210564277.8A CN201210564277A CN103064498B CN 103064498 B CN103064498 B CN 103064498B CN 201210564277 A CN201210564277 A CN 201210564277A CN 103064498 B CN103064498 B CN 103064498B
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Abstract
The invention provides a kind of power supply supply overload protection and method of server, said method comprising the steps of: receive from the first signal of the first electric power supply unit, secondary signal and the 3rd signal, this first electric power supply unit provides electrical power to multiple mainboard be arranged on server; Receive from the first signal of the second electric power supply unit, secondary signal and the 3rd signal, this second electric power supply unit provides electrical power to those mainboards; According to those first signals of those first signals of this first electric power supply unit, secondary signal and the 3rd signal and this second electric power supply unit, secondary signal and the 3rd signal to produce control signal; And according to this control signal to adjust the electric power power consumption of those mainboards, the electrical overload of whole server system can be caused when partial power supply breaks down and the problem of power-off for solving in prior art the server with multiple power supply unit.
Description
Technical field
The present invention relates to server field, particularly relate to a kind of power supply supply overload protection and method of server.
Background technology
In the server, have multiple power supply unit, it provides electrical power to multiple mainboard.If the power supply unit of part breaks down, then cannot provide enough electric power to mainboard, thus cause the electrical overload of whole server system, and cause power-off.Therefore, overload protection and method need be supplied, to solve the problem by a kind of power supply.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of power supply supply overload protection and method of server, the electrical overload of whole server system and the problem of power-off can be caused when partial power supply breaks down for solving in prior art the server with multiple power supply unit.
For achieving the above object and other relevant objects, the invention provides a kind of power supply supply overload prevention method of server, described power supply supply overload prevention method comprises the following steps: receive from the first signal of the first electric power supply unit, secondary signal and the 3rd signal, this first electric power supply unit provides electrical power to multiple mainboard be arranged on server; Receive from the first signal of the second electric power supply unit, secondary signal and the 3rd signal, this second electric power supply unit provides electrical power to those mainboards; According to those first signals of those first signals of this first electric power supply unit, secondary signal and the 3rd signal and this second electric power supply unit, secondary signal and the 3rd signal to produce control signal; And according to this control signal to adjust the electric power power consumption of those mainboards.
The present invention also provides a kind of power supply supply overload protection of server, it is characterized in that, described power supply supply overload protection comprises: protection module, it is coupled to the first electric power supply unit and the second electric power supply unit, and configuration becomes to receive the first signal from this first electric power supply unit, secondary signal and the 3rd signal and the first signal from this second electric power supply unit, secondary signal and the 3rd signal, wherein, this protection module also configuration becomes those first signals according to this first electric power supply unit, those first signals of secondary signal and the 3rd signal and this second electric power supply unit, secondary signal and the 3rd signal are to produce control signal, and transmit this and control signal to multiple mainboard to adjust the electric power power consumption of those mainboards.
As mentioned above, the power supply supply overload protection of server of the present invention and method, the first signal, secondary signal and the 3rd signal that the first signal, secondary signal and the 3rd signal that provide according to the first electric power supply unit and this second electric power supply unit provide are to produce control signal; And according to this control signal to adjust the electric power power consumption of those mainboards, and then avoid the server with multiple power supply unit and can cause the electrical overload of whole server system when partial power supply breaks down and the problem of power-off.
Accompanying drawing explanation
Fig. 1 is the calcspar that one embodiment of the invention comprises the server system of power supply supply protective device.
The power supply supply means of defence process flow diagram that Fig. 2 is the embodiment shown in Fig. 1.
Fig. 3 is the calcspar that another embodiment of the present invention comprises the server system of power supply supply protective device.
Fig. 4 is the calcspar that further embodiment of this invention comprises the server system of power supply supply protective device.
Embodiment
Now by the detailed example illustrated in alterations with reference to the present invention.To the greatest extent its may, all graphic middle by according to identical element numbers to represent same or similar parts.
When and when reading with each alterations, can the detailed description of better understanding preferable example of the present invention.But should be appreciated that the present invention is not limited to painted accurate row and puts mode and apparatus.In addition, will recognize to illustrate simple and clear, be shown in graphic in assembly might not according to scale.Such as, in order to details in clear display figure, the size of some assembly may be amplified to some extent relative to other assemblies.
Fig. 1 is in one embodiment of the invention, comprises the calcspar of the server system 1 of power supply supply protective device.In Fig. 1, server system 1 comprises electric power supply module 10, protection module 20 and multiple mainboard 31 to 34.Wherein, electric power supply module 10 is electrically coupled to mainboard 31 to 34 via protection module 20.Electric power supply module 10 configuration becomes to provide electrical power to mainboard 31 to 34; On the other hand, protection module 20 configuration becomes the state of monitoring power electric supply module 10, and controls the electric power power consumption of mainboard 31 to 34 according to the state of electric power supply module 10.
In the present embodiment, electric power supply module 10 comprises at least two electric power supply units (powersupplyunit, PSU) 101 and 102.But the quantity of electric power supply unit included by electric power supply module 10 is not limited to two, those skilled in the art can increase and decrease for the quantity of electric power supply unit in electric power supply module 10 according to actual needs.On the other hand, the quantity of mainboard is not also limited to four, and those skilled in the art can the quantity according to actual needs for mainboard increase and decrease.
Furthermore, { to protection module 20, { S1} represents the state of electric power supply unit 101 to signal to S1} to the multiple signal of electric power supply unit 101 configuration one-tenth transmission.Similarly, { to protection module 20, { S2} represents the state of electric power supply unit 102 to signal to S2} to the multiple signal of electric power supply unit 102 configuration one-tenth transmission.On the other hand, protection module 20 configurations become Received signal strength { S1} and { S2}, and according to signal { S1} and the { state of S2} and monitoring power electric feeding unit 101 and 102, and produce control signal C1 according to this.Protection module 20 also configuration becomes transfer control signal C1 to mainboard 31 to 34, to control the electric power power consumption of mainboard 31 to 34.
In other words, protection module 20 is according to signal { S1} and { S2} and for the monitoring state of electric power supply unit 101 and 102, unusual condition (such as, electrical overload or fault) whether is there is with any one learning electric power supply unit 101 and 102.If the wherein one generation unusual condition of electric power supply unit 101 and 102, protection module 20 adjusts the electric power power consumption of mainboard 31 to 34 by control signal C1, and the electric power that the one of electric power supply unit 101 and 102 wherein normal operation is provided still can meet the electricity needs of mainboard 31 to 34.
The power supply supply means of defence process flow diagram that Fig. 2 is the embodiment shown in Fig. 1.
In step 201, provide electric power at least one mainboard (mainboard 31 to 34) via at least two electric power supply units 101 and 102.
Next, in step 202, protection module 20 configuration becomes the signal { S1} and the { state of S2} and monitoring power electric feeding unit 101 and 102 that transmit according to electric power supply unit 101 and 102.
Next, in step 203, protection module 20 configuration becomes according to the state of electric power supply unit 101 and 102 to learn whether electric power supply unit 101 and 102 unusual condition of electrical overload or fault etc. occurs; And according to the state of electric power supply unit 101 and 102 (according to signal S1} with S2}) and produce a control signal C1.
Next, in step 204, if unusual condition occurs electric power supply unit 101 and 102, then mainboard 31 to 34 is in response to adjusting self electric power power consumption in control signal C1.Such as, the CPU (central processing unit) frequency reducing on mainboard 31 to 34 is made.
Next, repeat step 202 to 204, protection module 20 continues the monitoring state to electric power supply unit 101 and 102, and produces control signal C1 according to the state of electric power supply unit 101 and 102, and adjusts the electric power power consumption of mainboard 31 to 34 via this control signal C1.
Fig. 3 is in another embodiment of the present invention, comprises the calcspar of the server system 2 of power supply supply protective device.In the present embodiment, electric power supply unit 101 comprises three output terminals, and it such as can distinguish called after " PSU1_PRESNT_N ", " PSU1_ALERT_N " and " PSU1_PWROK ".Wherein, when the current potential of the signal S1-1 that output terminal " PSU1_PRESNT_N " exports is logic low, represent that electric power supply unit 101 is present in server system 2; When signal S1-1 is logic high, then represent that electric power supply unit 101 is not present in server system 2.In addition, when the current potential of the signal S1-2 that output terminal " PSU1_ALERT_N " exports is logic low, electric power supply unit 101 electrical overload is represented; When signal S1-2 is logic high, then represent that the output power of electric power supply unit 101 meets rated load ranges.On the other hand, when the current potential of the signal S1-3 that output terminal " PSU1_PWROK " exports is logic low, represent that electric power supply unit 101 breaks down; When signal S1-3 is logic high, then represent that electric power supply unit 101 functioning condition is normal.
Similarly, electric power supply unit 102 also comprises three output terminals, and it such as can distinguish called after " PSU2_PRESNT_N ", " PSU2_ALERT_N " and " PSU2_PWROK ".Wherein, when the current potential of the signal S2-1 that output terminal " PSU2_PRESNT_N " exports is logic low, represent that electric power supply unit 102 is present in server system 2; When signal S2-1 is logic high, then represent that electric power supply unit 102 is not present in server system 2.In addition, when the current potential of the signal S2-2 that output terminal " PSU2_ALERT_N " exports is logic low, electric power supply unit 102 electrical overload is represented; When signal S2-2 is logic high, then represent that the output power of electric power supply unit 102 meets rated load ranges.On the other hand, when the current potential of the signal S2-3 that output terminal " PSU2_PWROK " exports is logic low, represent that electric power supply unit 102 breaks down; When signal S2-3 is logic high, then represent that electric power supply unit 102 functioning condition is normal.
On the other hand, the circuit of protection module 20a comprises two and door (ANDgate) 41 and 42, one or door (ORgate) 43, rejection gate (NORgate) 44 and a three-state buffer (tri-statebuffer) 45.
In the circuit configurations mode of protection module 20a, be coupled to the output terminal " PSU1_PWROK " of electric power supply unit 101 and the output terminal " PSU2_PWROK " of electric power supply unit 102 respectively with two input ends of door 41.Further, the output terminal " PSU1_ALERT_N " of electric power supply unit 101 and the output terminal " PSU2_ALERT_N " of electric power supply unit 102 is coupled to respectively with two input ends of door 42.In addition, two input ends of rejection gate 44 are coupled to the output terminal " PSU1_PRESNT_N " of electric power supply unit 101 and the output terminal " PSU2_PRESNT_N " of electric power supply unit 102 respectively.Moreover, or two of door 43 input ends are coupled to and door 42 and the output terminal with door 41 respectively.Further, the signal input part 45-1 of three-state buffer 45 is coupled to or the output terminal of door 43, and the control input end 45-2 of three-state buffer 45 is coupled to the output terminal of rejection gate 44, and the output terminal 45-3 of three-state buffer 45 is coupled to mainboard 31 to 34.The exportable control signal C1 of output terminal 45-3 of three-state buffer 45 is to mainboard 31 to 34.
Operationally, if when electric power supply unit 101 breaks down, the signal S1-3 that its output terminal " PSU1_PWROK " exports is in logic low.Similarly, if when electric power supply unit 102 breaks down, the signal S2-3 that its output terminal " PSU2_PWROK " exports also is in logic low.Therefore, if electric power supply unit 101 and 102 wherein any one breaks down time, be in logic low with the output signal S41 of door 41.
On the other hand, if during electric power supply unit 101 electrical overload, the signal S1-2 that its output terminal " PSU1_ALERT_N " exports is in logic low.Similarly, if during electric power supply unit 102 electrical overload, the signal S2-2 that its output terminal " PSU2_ALERT_N " exports also is in logic low.Therefore, if during wherein any one electrical overload of electric power supply unit 101 and 102, be in logic low with the output signal S42 of door 42.
From the above mentioned, if electric power supply unit 101 and 102 wherein any one breaks down or the situation of electrical overload time, with the output signal S41 of door 41 be all in logic low with the output signal S42 of door 42.Therefore, or the output signal S43 of door 43 be in logic low.
Moreover because electric power supply unit 101 and 102 is present in server system simultaneously, signal S1-1 and the S2-1 that its output terminal " PSU1_PRESNT_N " and " PSU2_PRESNTN " export is in logic low; Therefore, the output signal S44 of rejection gate 44 is in logic high.The signal S44 of logic high causes three-state buffer 45 to be in opening; Therefore, the signal S43 of the logic low received via signal input part 45-1 can be sent to output terminal 45-3 and become the control signal C1 of logic low by three-state buffer 45.
In response to the control signal C1 in logic low, mainboard 31 to 34 configuration becomes the electric power power consumption of adjustment self.Such as, the control signal C1 of logic low can be sent to " processor overheated (processorhot; PROC_HOT) " pin of the respective CPU (central processing unit) of mainboard 31 to 34, the CPU (central processing unit) making mainboard 31 to 34 respective reduces frequency of operation, and and then reduces its electric power power consumption.Therefore, the overall electric power power consumption of each of mainboard 31 to 34 can be reduced.
In sum, if electric power supply unit 101 and 102 is present in server system simultaneously, and wherein any one generation electrical overload or fault are (such as, there is electrical overload or fault in electric power supply unit 101), then protection module 20a configuration becomes to produce and transmits corresponding control signal C1 to mainboard 31 to 34, cause the electric power lower power consumption of mainboard 31 to 34, make the one of normal operation in electric power supply unit 101 and 102 (such as, there is the electric power supply unit 102 of electrical overload or fault) electric power that provides still can meet the electricity needs of mainboard 31 to 34.Thus, server system 2 does not cause the situation of power-off because of electricity shortage.
Fig. 4 is in further embodiment of this invention, comprises the calcspar of the server system 3 of power supply supply protective device.In the server system 3 of the present embodiment, the embodiment shown in electric power supply unit 101 with the output terminal of 102 and the configuration mode of output signal and Fig. 3 is identical.On the other hand, in the server system 3 of the present embodiment, the circuit of protection module 20b comprises four and door 51 to 54, rejection gate 55 and an impact damper (buffer) 56.
In the circuit configurations mode of protection module 20b, be coupled to the output terminal " PSU1_PWROK " of electric power supply unit 101 and the output terminal " PSU2_PWROK " of electric power supply unit 102 respectively with two input ends of door 51.Further, the output terminal " PSU1_ALERT_N " of electric power supply unit 101 and the output terminal " PSU2_ALERT_N " of electric power supply unit 102 is coupled to respectively with two input ends of door 52.In addition, two input ends of rejection gate 55 are coupled to the output terminal " PSU1_PRESNT_N " of electric power supply unit 101 and the output terminal " PSU2_PRESNTN " of electric power supply unit 102 respectively.Moreover, be coupled to the output terminal with door 52 AND OR NOT gate 55 respectively with two input ends of door 53.In addition, be coupled to respectively with two input ends of door 54 and door 51 and the output terminal with door 53.Further, the input end of impact damper 56 is coupled to the output terminal with door 54, and the output terminal of impact damper 56 is coupled to mainboard 31 to 34.The exportable control signal C1 of impact damper 56 is to mainboard 31 to 34.
Operationally, if when electric power supply unit 101 breaks down, the signal S1-3 that its output terminal " PSU1_PWROK " exports is in logic low.Similarly, if when electric power supply unit 102 breaks down, the signal S2-3 that its output terminal " PSU2_PWROK " exports also is in logic low.Therefore, if electric power supply unit 101 and 102 wherein any one breaks down time, be in logic low with the output signal S51 of door 51.On the other hand, if during electric power supply unit 101 electrical overload, the signal S1-2 that its output terminal " PSU1_ALERTN " exports is in logic low.Similarly, if during electric power supply unit 102 electrical overload, the signal S2-2 that its output terminal " PSU2_ALERTN " exports also is in logic low.Therefore, if during wherein any one electrical overload of electric power supply unit 101 and 102, be in logic low with the output signal S52 of door 52.
Moreover because electric power supply unit 101 and 102 is present in server system simultaneously, signal S1-1 and the S2-1 that its output terminal " PSU1_PRESNT_N " and " PSU2_PRESNT_N " export is in logic low; Therefore, the output signal S55 of rejection gate 55 is in logic high.
From the above mentioned, if electric power supply unit 101 and 102 is present in server system simultaneously, and electric power supply unit 101 and 102 wherein any one breaks down or the situation of electrical overload time, with the output signal S53 of door 53 be all in logic low with the output signal S54 of door 54.Therefore, the control signal C1 that impact damper 56 exports is in logic low.
With described above and coordinate the embodiment shown in Fig. 3 identical, in the present embodiment, mainboard 31 to 34 configuration becomes to reduce in response to the control signal C1 in logic low self electric power power consumption.Therefore, when electric power supply unit 101 and 102 is present in server system simultaneously, and electric power supply unit 101 and 102 wherein there is the situation of electrical overload or fault in any one time, the electric power that in electric power supply unit 101 and 102, the another one of normal operation provides still can meet the electricity needs of mainboard 31 to 34.Thus, server system 3 can't cause the situation of power-off because of electricity shortage.
When setting forth representative example of the present invention, method of operating of the present invention and/or process may be rendered as the step of a concrete sequence by this instructions.But because the method or process not depend on the concrete order of this step herein, thus the method or process should not be restricted to the concrete sequence of this step.Usually know that the knowledgeable should be understood that the step that also can adopt other sequences in technique.Therefore, the concrete order of this step of this instructions should not be regarded as being the restriction to claim.In addition, the claim about method of the present invention and/or process should not be restricted to and perform its each step with this order, and person can understand easily to be familiar with technique, and these sequences can change to some extent and still belong in spirit of the present invention and scope.
Person should be understood that under the condition of extensive inventive concept not deviating from above-mentioned example to be familiar with technique, can make change to these examples.Therefore, should be understood that the present invention is not limited only to disclosed instantiation, and be intended to contain belong to define in claims of the present invention the present invention spirit and scope in all modifications.
Claims (6)
1. a power supply supply overload prevention method for server, is characterized in that, described power supply supply overload prevention method comprises the following steps:
Receive from the first signal of the first electric power supply unit, secondary signal and the 3rd signal, this first electric power supply unit provides electrical power to multiple mainboard be arranged on server;
Receive from the first signal of the second electric power supply unit, secondary signal and the 3rd signal, this second electric power supply unit provides electrical power to those mainboards;
According to those first signals of those first signals of this first electric power supply unit, secondary signal and the 3rd signal and this second electric power supply unit, secondary signal and the 3rd signal to produce control signal; And
According to this control signal to adjust the electric power power consumption of those mainboards;
There is signal in the device that this first signal of this first electric power supply unit comprises this first electric power supply unit, and the device that this first signal of this second electric power supply unit comprises this second electric power supply unit exists signal;
This secondary signal of this first electric power supply unit comprises the electrical overload alarm signal of this first electric power supply unit, and this secondary signal of this second electric power supply unit comprises the electrical overload alarm signal of this second electric power supply unit; Wherein the 3rd signal of this first electric power supply unit comprises the failure warning signal of this first electric power supply unit, and the 3rd signal of this second electric power supply unit comprises the failure warning signal of this second electric power supply unit; Wherein there is signal in this device of this first electric power supply unit, this device of this electrical overload alarm signal and this failure warning signal and this second electric power supply unit exists signal, this electrical overload alarm signal and this failure warning signal via multiple digital logic gate to produce this control signal.
2. the power supply supply overload prevention method of server according to claim 1, is characterized in that: comprise with the step of the electric power power consumption adjusting those mainboards according to this control signal: according to this control signal to reduce the frequency of operation being arranged at the CPU (central processing unit) of each mainboard of those mainboards; Wherein this control signal is sent to the overheated pin of processor of those CPU (central processing unit).
3. a power supply supply overload protection for server, is characterized in that, described power supply supply overload protection comprises:
Protection module, it is coupled to the first electric power supply unit and the second electric power supply unit, and configuration become to receive from the first signal of this first electric power supply unit, secondary signal and the 3rd signal with from the first signal of this second electric power supply unit, secondary signal and the 3rd signal
Wherein this protection module also configuration become those first signals, secondary signal and the 3rd signal according to those first signals of this first electric power supply unit, secondary signal and the 3rd signal and this second electric power supply unit to produce control signal, and transmit this and control signal to multiple mainboard to adjust the electric power power consumption of those mainboards;
There is signal in the device that this first signal of this first electric power supply unit comprises this first electric power supply unit, and the device that this first signal of this second electric power supply unit comprises this second electric power supply unit exists signal; Wherein this secondary signal of this first electric power supply unit comprises the electrical overload alarm signal of this first electric power supply unit, and this secondary signal of this second electric power supply unit comprises the electrical overload alarm signal of this second electric power supply unit;
3rd signal of this first electric power supply unit comprises the failure warning signal of this first electric power supply unit, and the 3rd signal of this second electric power supply unit comprises the failure warning signal of this second electric power supply unit;
Wherein there is signal in this device of this first electric power supply unit, this device of this electrical overload alarm signal and this failure warning signal and this second electric power supply unit exists signal, this electrical overload alarm signal and this failure warning signal via multiple digital logic gate to produce this control signal.
4. the power supply supply overload protection of server according to claim 3, it is characterized in that, this protection module comprises:
Rejection gate, there is signal in this device that its first input end receives this first electric power supply unit, and this device that its second input end receives this second electric power supply unit exists signal;
First and door, its first input end receives this electrical overload alarm signal of this first electric power supply unit, and its second input end receives this electrical overload alarm signal of this second electric power supply unit;
Second and door, its first input end receives this failure warning signal of this first electric power supply unit, and its second input end receives this failure warning signal of this second electric power supply unit;
Or door, its first input end be coupled to this first with the output terminal of door, and its second input end be coupled to this second with the output terminal of door; And
Three-state buffer, its signal input part is coupled to the output terminal of this or door, and its control input end is coupled to the output terminal of this rejection gate, and its output terminal exports this control signal.
5. the power supply supply overload protection of server according to claim 3, it is characterized in that, this protection module comprises:
Rejection gate, there is signal in this device that its first input end receives this first electric power supply unit, and this device that its second input end receives this second electric power supply unit exists signal;
First and door, its first input end receives this electrical overload alarm signal of this first electric power supply unit, and its second input end receives this electrical overload alarm signal of this second electric power supply unit;
Second and door, its first input end receives this failure warning signal of this first electric power supply unit, and its second input end receives this failure warning signal of this second electric power supply unit;
3rd and door, its first input end is coupled to the output terminal of this rejection gate, and its second input end be coupled to this first with the output terminal of door;
4th and door, its first input end be coupled to the 3rd with the output terminal of door, and its second input end be coupled to this second with the output terminal of door; And
Impact damper, its input end is coupled to the output terminal of the 4th and door, and its output terminal exports this control signal.
6. the power supply supply overload protection of the server according to claim 3 to 5 any one, is characterized in that: the CPU (central processing unit) being arranged at each mainboard of those mainboards reduces its frequency of operation according to this control signal; Wherein this control signal is sent to the overheated pin of processor of those CPU (central processing unit).
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| CN1920745A (en) * | 2005-08-23 | 2007-02-28 | 国际商业机器公司 | System and method for maximizing server utilization in a resource constrained environment |
| US7197656B2 (en) * | 2002-05-24 | 2007-03-27 | Intel Corporation | Providing overload protection in battery operation |
| CN102053690A (en) * | 2009-11-09 | 2011-05-11 | 英业达股份有限公司 | Server |
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| US8671295B2 (en) * | 2009-07-30 | 2014-03-11 | Hewlett-Packard Development Company, L.P. | Generating a signal to reduce computer system power consumption from signals provided by a plurality of power supplies |
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| US7197656B2 (en) * | 2002-05-24 | 2007-03-27 | Intel Corporation | Providing overload protection in battery operation |
| CN1920745A (en) * | 2005-08-23 | 2007-02-28 | 国际商业机器公司 | System and method for maximizing server utilization in a resource constrained environment |
| CN102053690A (en) * | 2009-11-09 | 2011-05-11 | 英业达股份有限公司 | Server |
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