CN112306209A - Separated redundant power supply circuit for server and control method thereof - Google Patents
Separated redundant power supply circuit for server and control method thereof Download PDFInfo
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- 238000004590 computer program Methods 0.000 claims description 7
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- 230000017525 heat dissipation Effects 0.000 description 7
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- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/266—Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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Abstract
The invention provides a separated redundant power supply circuit for a server, which comprises: a GPU module; the mainboard is arranged separately from the GPU module; the first power supply is connected with the GPU module through a first power supply line and can supply power to the GPU module; the second power supply is connected with the GPU module through a second power supply line and can supply power to the GPU module; the invention also provides a control method of the separated redundant power supply circuit for the server, provides a control method of the redundant power supply circuit, detects a starting signal and power consumption of the power supply circuit, and can control the power supply circuit to meet the power consumption requirements and power consumption requirements of the GPU and the mainboard.
Description
Technical Field
The invention relates to the technical field of server redundant power supply, in particular to a separated redundant power supply circuit for a server and a control method thereof.
Background
With the rapid development of application fields such as AI, HPC, big data, and the like, the requirements for computing performance are also higher and higher, the traditional CPU server is difficult to meet the performance requirements of new services, and a heterogeneous computing mode formed by combining processors such as CPU, GPU, FPGA, ASIC, and the like is adopted to perform data training or reasoning, and is gradually becoming mainstream. Generally, a heterogeneous server matched with multiple GPUs means high power consumption, the maximum power consumption of a single SXM4 GPU module based on NVIDIATeslaA100 can reach 400W at present, 54V PSU is needed for power supply, the huge power consumption requirement provides a challenge for a power supply system, and the design of the power supply system with high stability and low cost is increasingly important.
At present, the mainstream NVIDIA SXM 4-based application system is an NVIDIA HGX-2Next Basebaard-based 8GPU system, the maximum power consumption can reach 4300W, a 54V fan system is adopted for heat dissipation under normal conditions, the power consumption is within about 1200W, and the power consumption of the whole 8GPU Board + heat dissipation system is within 5500W; host is a 2-channel CPU system of an Intel Whitley platform, the power consumption of the whole board is within 2000W, and 12V is adopted for power supply; at present, the overall power consumption of an 8GPU service system based on NVIDIA SXM4 is generally within 7500W, the maximum power consumption of a common 54V PSU is 3000W, and 3 3000W 54V PSUs are needed to meet the single-machine power consumption. According to the design principle of PSU N + N redundancy, 6 3000W 54V PSUs are required in an 8GPUAI server system based on SXM4 at present.
As shown in fig. 1, an existing 8 gpp ui server power supply system based on SXM4 is shown in fig. 1, and according to the N + N redundancy principle, the entire power supply system is composed of 6 pieces of 54V 3000 WPSU. The 6 54V PSUs supply 54V power to 8 SXM4 modules, fans and other devices on the GPU board through the power board, and transmit the 54V power to the mainboard through the bridge board, and the 54V-to-12V power module on the mainboard is used for converting the 54V power into 12V power for each device on the mainboard.
In the existing scheme, the whole machine adopts a 3+354V 3000W PSU power supply scheme, and the following defects are achieved:
1. the power consumption of the whole machine is actually within 7500W, 6 PSUs of 3000W are adopted, and meanwhile, a 54V-to-12V power supply module needs to be placed on a mainboard, so that the cost is greatly increased;
2. the temperature of the existing 54V-to-12V power supply module can reach over 80 ℃ in the S5 state, so that a fan needs to dissipate heat of the module in the S5 state, and unnecessary noise and power consumption are increased; the temperature is higher after the machine is started, the damage to surrounding elements is easy to cause, and the heat dissipation is more challenging.
Disclosure of Invention
The invention provides a server which separates a GPU module from a mainboard by using a separated redundant power supply circuit, and independently sets a power supply suitable for mainboard energy consumption and power supply voltage for power supply, so that the cost is reduced, and the heat dissipation risk is reduced.
The invention also provides a control method of the separated redundant power supply circuit for the server, provides a control method of the redundant power supply circuit, detects the starting signal and the power consumption of the power supply circuit, and can control the power supply circuit to meet the power consumption requirements and the power consumption requirements of the GPU module and the mainboard.
The technical scheme provided by the invention is as follows:
a circuit for supplying power to a server by using separate redundant power sources, comprising:
a circuit for supplying power to a server by using separate redundant power sources, comprising:
a GPU module;
the mainboard is arranged separately from the GPU module;
the first power supply is connected with the GPU module through a first power supply line and can supply power to the GPU module;
the second power supply is connected with the GPU module through a second power supply line and can supply power to the GPU module;
and the third power supply is connected with the mainboard through a third power supply line and can supply power for the mainboard.
Preferably, the first power supply includes:
the first sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
the second sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
after the first sub power supply module and the second sub power supply module are connected in parallel, a 54V voltage signal is output through the first power supply line.
Preferably, the second power supply includes:
the third sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
the fourth sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
and after the third sub power supply module and the fourth sub power supply module are connected in parallel, a 54V voltage signal is output through the second power supply line.
Preferably, the third power supply includes:
the fifth sub power supply module is a power supply module, the power supply output voltage is 12V, and the power consumption is 2000W;
the sixth sub power supply module is a power supply module, the power supply output voltage is 12V, and the power consumption is 2000W;
after the fifth sub power supply module and the sixth sub power supply module are connected in parallel, 12V voltage signals are output through the third power supply line.
Preferably, the method further comprises the following steps:
a GPU board capable of carrying the GPU module;
the bridging board is arranged between the GPU board and the mainboard and can realize communication connection between the GPU module and the mainboard;
the first power supply back plate is arranged separately from the GPU board and can bear a first power supply;
the second power supply back plate is arranged separately from the GPU board and can bear the second power supply;
and the third power supply back plate is arranged separately from the GPU board and can bear the third power supply.
Preferably, the method further comprises the following steps:
the logic chip is respectively connected with in-place signals and alarm signals of the first sub power supply module, the second sub power supply module, the third sub power supply module, the fourth sub power supply module, the fifth sub power supply module and the sixth sub power supply module;
the first OR gate is respectively connected with the first power supply circuit and the second power supply circuit and transmits a power supply starting signal to the logic chip;
and the second OR gate is connected with the third power supply circuit and transmits a starting signal of the third power supply circuit to a logic chip.
A method for controlling a separated redundant power supply circuit for a server comprises the following steps:
starting a server, and sampling a starting signal of the power supply circuit through the logic chip to obtain a sampling signal;
if the sampling signals are all in the power-on state, detecting the on-site number and the alarm number of the sub power supply module by using the logic chip;
when the number of the in-place positions is at least two more than the number of the alarms, the logic chip controls the GPU module and the mainboard to be normally started;
and when the number of the bits is less than the alarm number, sending out an early warning signal.
The server comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor executes the program to realize the steps of the method for controlling the separate redundant power supply circuit for the server.
A computer-readable medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method for controlling a separate redundant power supply circuit for a server.
A separated redundant power supply circuit control system is characterized by comprising a separated redundant power supply circuit control server.
The invention provides a server which separates a GPU module from a mainboard by using a separated redundant power supply circuit, and independently sets a power supply suitable for mainboard energy consumption and power supply voltage for power supply, so that the cost is reduced, and the heat dissipation risk is reduced.
The invention also provides a control method of the separated redundant power supply circuit for the server, provides a control method of the redundant power supply circuit, detects the starting signal and the power consumption of the power supply circuit, and can control the power supply circuit to meet the power consumption requirements and the power consumption requirements of the GPU module and the mainboard.
Drawings
Fig. 1 is a schematic diagram of a conventional 8 gpp ui server power supply system redundant circuit based on SXM4 according to the present invention.
Fig. 2 is a schematic diagram of a power supply circuit of a separate redundant power supply for a server according to the present invention.
Fig. 3 is a schematic diagram of a power supply control structure of a separate redundant power supply circuit for a server according to the present invention.
Fig. 4 is a flow chart of the power supply control of the separate redundant power supply circuit for the server according to the present invention.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "in", "upper", "lower", "lateral", "inner", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 2, based on the technical problem of the background art, the present invention provides a separated redundant power supply circuit for a server, including: the GPU board 110, the motherboard 120, the bridge board 130, the first power supply 140, the second power supply 150, and the third power supply 160.
The GPU board 110 is used for carrying a GPU module; the main board 120 and the GPU board are arranged in a separable mode, and the bridge board 130 is arranged between the GPU board and the main board, so that communication connection between the GPU module and the main board can be realized; the first power supply 140 is connected to the GPU board 110 through a first power supply line, and can supply power to the GPU module; the second power supply is connected with the GPU board 110 through a second power supply line and can supply power to the GPU module; the third power supply 160 is connected to the motherboard via a third power supply line, and can supply power to the motherboard.
The first power supply 140 and the second power supply 150 can be independently started to supply power for the GPU module, the GPU board is separated from the mainboard, the power supply suitable for energy consumption and power supply voltage of the mainboard is independently arranged to supply power, cost is reduced, and heat dissipation risks are reduced.
Wherein, the first power supply 140 includes: the power supply system comprises a first sub power supply module 141 and a second sub power supply module 142, wherein the first sub power supply module 141 is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W; the second sub power supply module 142 is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W; after the first sub power supply module 141 and the second sub power supply module 142 are connected in parallel, a 54V voltage signal is output, and power is supplied to the GPU module through the first power supply line.
The second power supply 150 includes: the power supply system comprises a third sub power supply module 151 and a fourth sub power supply module 152, wherein the third sub power supply module 151 is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W; the fourth sub power supply module 152 is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W; after the third sub power supply module 151 and the fourth sub power supply module 152 can be connected in parallel, a 54V voltage signal is output, and power is supplied to the GPU module through a second power supply line.
The third power supply 160 includes: the fifth sub-power supply module 161 is a power supply module, the power supply output voltage is 12V, and the power consumption is 2000W; the sixth sub-power supply module 162 is a power supply module, and the power supply output voltage is 12V, and the power consumption is 2000W;
after the fifth sub-power supply module 161 and the sixth sub-power supply module 162 are connected in parallel, a 12V voltage signal is output, and the main board 120 is supplied with power through the third power supply line.
In another embodiment, the GPU, also referred to as a display core, a vision processor, and a display chip, is a microprocessor dedicated to image and graphics related operations on personal computers, workstations, gaming machines, and mobile devices (e.g., tablet computers, smart phones, etc.), and the GPU module includes a plurality of SXM4 modules and a fan.
In another embodiment, shown in fig. 3, the server is controlled by a logic chip CPLD with a separate redundant power supply circuit, in which:
the logic chip 200 is respectively connected to the in-place signal and the alarm signal of the first sub power supply module 141, the second sub power supply module 142, the third sub power supply module 151, the fourth sub power supply module 152, the fifth sub power supply module 161 and the sixth sub power supply module 162; the first or gate 210 is connected to the first power supply line and the second power supply line, respectively, and transmits a power supply start signal to the logic chip 200, and the second or gate 220 is connected to the third power supply line, and transmits a start signal of the third power supply line to the logic chip 200.
As shown in fig. 4, the present invention further provides a method for controlling a separate redundant power supply circuit for a server, including:
step S110, starting a server, and sampling a starting signal of a power supply line through a logic chip 200 to obtain a sampling signal;
step S120, if the sampled signals are all in the power-on state, detecting the on-position number m and the alarm number n of the sub power supply module by using the logic chip 200;
when the in-place number m is at least two more than the alarm number n, the logic chip controls the GPU module and the mainboard to be normally started;
and when the number m of the bits is less than the number n of the alarms, sending out an early warning signal.
Specifically, in the embodiment, 2+254V PSU redundancy is adopted, 1+112V PSU redundancy is adopted for the motherboard, and the whole power-on and redundancy judgment process is performed, after a power-on key is pressed, the CPLD samples 54V _ PSU _ PWR _ OK and 12V _ PSU _ PWR _ OK, and when the power-on key is pressed, the power-on logic can be continued; because the main board is 1+112VPSU redundant, when 12V _ PSU _ PWR _ OK is high, it indicates that at least 1 PSU has been normally powered on, and can meet the power consumption of 2000W of the main board, and at this time, only need to judge whether 54V PSU meets the power consumption requirement; the CPLD samples the number m of in-place signals and the number n of alarm signals of the 54V PSU, and when m-n is more than or equal to 2, the CPLD normally sends out a POWER _ EN signal to enable starting; when m-n is less than 2, the CPLD drives the LED lamp of the front panel of the case to flicker, and the 54V PSU is warned not to meet the power consumption of the GPU panel.
In another embodiment, the present invention further provides a separate redundant power supply circuit control server, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the steps of the separate redundant power supply circuit control method for the server when executing the computer program.
In another embodiment, the invention also provides a computer readable medium having stored thereon a computer program which, when executed by a processor, performs the steps of a method for controlling a server with a split redundant power supply circuit.
In another embodiment, the invention further provides a separated redundant power supply circuit control system, which is characterized by comprising a separated redundant power supply circuit control server.
The invention provides a server which separates a GPU board from a mainboard by using a separated redundant power supply circuit, and independently sets a power supply suitable for mainboard energy consumption and power supply voltage for power supply, thereby reducing the cost and reducing the heat dissipation risk.
The invention also provides a control method of the separated redundant power supply circuit for the server, provides a control method of the redundant power supply circuit, detects the starting signal and the power consumption of a power supply circuit, and can control the power supply circuit to meet the power consumption requirements and the power consumption requirements of the GPU and the mainboard.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A circuit for supplying power to a server by using a separate redundant power supply, comprising:
a GPU module;
the mainboard is arranged separately from the GPU module;
the first power supply is connected with the GPU module through a first power supply line and can supply power to the GPU module;
the second power supply is connected with the GPU module through a second power supply line and can supply power to the GPU module;
and the third power supply is connected with the mainboard through a third power supply line and can supply power for the mainboard.
2. The server of claim 1, wherein the first power supply comprises:
the first sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
the second sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
after the first sub power supply module and the second sub power supply module are connected in parallel, a 54V voltage signal is output through the first power supply line.
3. The server of claim 2, wherein the second power supply comprises:
the third sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
the fourth sub power supply module is a power supply module, the power supply output voltage is 54V, and the power consumption is 3000W;
and after the third sub power supply module and the fourth sub power supply module are connected in parallel, a 54V voltage signal is output through the second power supply line.
4. The server of any of claims 3, wherein the third power supply comprises:
the fifth sub power supply module is a power supply module, the power supply output voltage is 12V, and the power consumption is 2000W;
the sixth sub power supply module is a power supply module, the power supply output voltage is 12V, and the power consumption is 2000W;
after the fifth sub power supply module and the sixth sub power supply module are connected in parallel, 12V voltage signals are output through the third power supply line.
5. The split redundant power supply circuit for a server of claim 4, further comprising:
a GPU board capable of carrying the GPU module;
the bridging board is arranged between the GPU board and the mainboard and can realize communication connection between the GPU module and the mainboard;
the first power supply back plate is arranged separately from the GPU board and can bear a first power supply;
the second power supply back plate is arranged separately from the GPU board and can bear the second power supply;
and the third power supply back plate is arranged separately from the GPU board and can bear the third power supply.
6. The split redundant power supply circuit for a server of claim 5, further comprising:
the logic chip is respectively connected with in-place signals and alarm signals of the first sub power supply module, the second sub power supply module, the third sub power supply module, the fourth sub power supply module, the fifth sub power supply module and the sixth sub power supply module;
the first OR gate is respectively connected with the first power supply circuit and the second power supply circuit and transmits a power supply starting signal to the logic chip;
and the second OR gate is connected with the third power supply circuit and transmits a starting signal of the third power supply circuit to a logic chip.
7. A method for controlling a separate redundant power supply circuit for a server using the separate redundant power supply circuit for a server according to any one of claims 1 to 6, comprising:
starting a server, and sampling a starting signal of the power supply circuit through the logic chip to obtain a sampling signal;
if the sampling signals are all in the power-on state, detecting the on-site number and the alarm number of the sub power supply module by using the logic chip;
when the number of the in-place positions is at least two more than the number of the alarms, the logic chip controls the GPU module and the mainboard to be normally started;
and when the number of the bits is less than the alarm number, sending out an early warning signal.
8. A split redundant power supply circuit control server comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the method of claim 7 when executing the program.
9. A computer-readable medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method as claimed in claim 7.
10. A split redundant power supply circuit control system comprising the server of claim 8.
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| CN115981440A (en) * | 2022-12-30 | 2023-04-18 | 中科可控信息产业有限公司 | Server and power supply system |
| CN116400792A (en) * | 2023-06-08 | 2023-07-07 | 安翰科技(武汉)股份有限公司 | Switching on and shutting down linkage circuit, AI auxiliary assembly and medical equipment |
| CN116400792B (en) * | 2023-06-08 | 2023-10-10 | 安翰科技(武汉)股份有限公司 | Switching on and shutting down linkage circuit, AI auxiliary assembly and medical equipment |
| CN117076376A (en) * | 2023-10-16 | 2023-11-17 | 安擎计算机信息股份有限公司 | GPU server architecture based on OCSP mainboard realization |
| CN117076376B (en) * | 2023-10-16 | 2023-12-26 | 安擎计算机信息股份有限公司 | GPU server architecture based on OCSP mainboard realization |
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Application publication date: 20210202 |