CN105183124A - Method for optimizing efficiency of server CPU multiphase power supply in real time - Google Patents
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Abstract
本发明公开了一种实时优化服务器CPU多相电源效率的方法，其具体设计过程为：在服务器的主板上，通过多相电源为CPU进行供电，在进行供电前，先对多相电源的工作效率进行线下的测试，找出效率的最佳工作相数；然后根据测试结果，将标准和系统实时检测到的标准进行匹配，使得服务器的CPU电源工作在最佳的效率状态。该一种实时优化服务器CPU多相电源效率的方法与现有技术相比，利用数字电源的特点，把最佳的效率曲线对应的不同项数和不同电流对应曲线，嵌入到远程控制系统，实现CPU多项电源的效率优化。
The invention discloses a method for optimizing the efficiency of a server CPU multi-phase power supply in real time. The specific design process is as follows: on the main board of the server, the CPU is powered by a multi-phase power supply. Efficiency is tested offline to find out the best working phase number of efficiency; then according to the test results, the standard is matched with the standard detected by the system in real time, so that the CPU power supply of the server works at the best efficiency state. Compared with the existing technology, this method for optimizing the efficiency of multi-phase power supplies of server CPUs in real time uses the characteristics of digital power supplies to embed the different numbers of items corresponding to the best efficiency curves and the corresponding curves of different currents into the remote control system to realize Efficiency optimization of multiple CPU power supplies.
Description
技术领域 technical field
本发明涉及服务器供电技术领域，具体地说是一种实用性强、实时优化服务器CPU多相电源效率的方法。 The invention relates to the technical field of server power supply, in particular to a method with strong practicability and real-time optimization of multi-phase power supply efficiency of server CPU.
背景技术 Background technique
随着电子产品的集成化，复杂化，整合化的趋势越来越明显，电子设备对电源的需求能力变得越来越高，功耗也变得越来越大。因此，现在节能正在成为电子产品中关键的参数，如何节能，成为设计电子产品方案的一个很高的诉求。 With the integration, complexity, and integration of electronic products, the trend of integration is becoming more and more obvious, and the demand for power supply of electronic equipment is becoming higher and higher, and the power consumption is also becoming larger and larger. Therefore, energy saving is now becoming a key parameter in electronic products, and how to save energy has become a high demand for designing electronic product solutions.
在电子产品的系统配置和设置一样的情况下，提高电源的效率成为节能的最直接有效的方案。服务器作为云计算的基础产品，一直是云计算中心的耗能大户，如何降低服务器的能耗，成为越来越大的挑战。 When the system configuration and settings of electronic products are the same, improving the efficiency of power supply becomes the most direct and effective solution for energy saving. As the basic product of cloud computing, the server has always been a large energy consumer in the cloud computing center. How to reduce the energy consumption of the server has become an increasing challenge.
通过分析服务器的电源能耗可知，CPU的能耗约占服务器能耗的一半以上。能提高CPU电源的效率，则可有效的减少服务器的能耗。 By analyzing the power consumption of the server, it can be seen that the energy consumption of the CPU accounts for more than half of the energy consumption of the server. If the efficiency of the CPU power supply can be improved, the energy consumption of the server can be effectively reduced.
因此，本文提出一种实时优化服务器CPU多相电源效率的设计方法。在服务器CPU的电源设计中，现在采用的都是多相的数字化电源。本发明就是通过利用多相数字电源的特点，通过系统的实时侦测，完成效率的提升。 Therefore, this paper proposes a design method to optimize the efficiency of server CPU multi-phase power supply in real time. In the power supply design of the server CPU, multi-phase digital power supplies are now used. The present invention utilizes the characteristics of the multi-phase digital power supply and realizes the improvement of the efficiency through the real-time detection of the system.
发明内容 Contents of the invention
本发明的技术任务是针对以上不足之处，提供一种实用性强、实时优化服务器CPU多相电源效率的方法。 The technical task of the present invention is to provide a method for optimizing the multi-phase power supply efficiency of the server CPU in real time with strong practicability in view of the above deficiencies.
一种实时优化服务器CPU多相电源效率的方法，其具体设计过程为： A method for optimizing server CPU multi-phase power supply efficiency in real time, the specific design process is:
在服务器的主板上，通过多相电源为CPU进行供电，在进行供电前，先对多相电源的工作效率进行线下的测试，找出效率的最佳工作相数；然后根据测试结果，将标准和系统实时检测到的标准进行匹配，使得服务器的CPU电源工作在最佳的效率状态。 On the main board of the server, the CPU is powered by a multi-phase power supply. Before the power supply, the working efficiency of the multi-phase power supply is tested offline to find out the optimal number of working phases; then according to the test results, the The standard is matched with the standard detected by the system in real time, so that the CPU power of the server works at the best efficiency state.
所述多相电源为5相或6相供电。 The multi-phase power supply is 5-phase or 6-phase power supply.
所述多相数字电源通过PMBUS总线连接到服务器系统，该服务器控制系统是指BMC芯片为服务器系统实时监控数字电源的工作状态和远程调控电源提供路径和条件。 The multi-phase digital power supply is connected to the server system through the PMBUS bus, and the server control system means that the BMC chip provides paths and conditions for the server system to monitor the working status of the digital power supply in real time and remotely regulate the power supply.
所述多相电源的线下测试是在线下通过电子负载或者VRTT完成，测试完成后分别对多相电源的各项进行效率测试，并完成整合，找出效率的最佳优化曲线，然后把最佳的效率曲线对应的不同项数和不同电流对应曲线，嵌入到服务器远程控制系统，实现CPU多相电源的效率优化。 The off-line test of the multi-phase power supply is completed offline through the electronic load or VRTT. After the test is completed, the efficiency test is performed on each item of the multi-phase power supply, and the integration is completed to find the best optimization curve of efficiency, and then the most The best efficiency curves correspond to different item numbers and different current corresponding curves, which are embedded in the server remote control system to realize the efficiency optimization of CPU multi-phase power supply.
当多相数字电源为5相供电时，通过线下实测完成多相电源各项效率数据测试，即：多相电源在2phase，即打开两相工作时的效率曲线、3phase时的效率曲线、4phase时的效率曲线、5phase时的效率曲线； When the multi-phase digital power supply is 5-phase power supply, the efficiency data test of the multi-phase power supply is completed through offline measurement, that is: the multi-phase power supply is in 2phase, that is, the efficiency curve when the two-phase operation is turned on, the efficiency curve when the 3phase is turned on, and the 4phase Efficiency curve at time, efficiency curve at 5phase;
然后将2phase、3phase、4phase、5phase工作条件下的最高点连接出来，找出最佳的效率曲线，确定在phase切换时的电流记录下来； Then connect the highest points under the working conditions of 2phase, 3phase, 4phase, and 5phase, find out the best efficiency curve, and record the current at the time of phase switching;
把记录的电流值嵌入到远程的监控控制系统，通过该监控控制系统，调节数字电源的工作phase的个数； Embed the recorded current value into the remote monitoring and control system, and adjust the number of working phases of the digital power supply through the monitoring and control system;
完成后，电源的实际效率就会达到最高。 Once done, the actual efficiency of the power supply is at its highest.
当多相数字电源为6相供电时，通过线下实测完成多相电源各项效率数据测试，即：多相电源在2phase，即打开两相工作时的效率曲线、3phase时的效率曲线、4phase时的效率曲线、5phase时的效率曲线、6phase时的效率曲线； When the multi-phase digital power supply is 6-phase power supply, the efficiency data test of the multi-phase power supply is completed through offline measurement, that is: the multi-phase power supply is in 2phase, that is, the efficiency curve when the two-phase operation is turned on, the efficiency curve when the 3phase is turned on, and the 4phase Efficiency curve at time, efficiency curve at 5phase, efficiency curve at 6phase;
然后将2phase、3phase、4phase、5phase、6phase工作条件下的最高点连接出来，找出最佳的效率曲线，确定在phase切换时的电流记录下来； Then connect the highest points under the working conditions of 2phase, 3phase, 4phase, 5phase, and 6phase, find out the best efficiency curve, and record the current at the time of phase switching;
把记录的电流值嵌入到远程的监控控制系统，通过该监控控制系统，调节数字电源的工作phase的个数； Embed the recorded current value into the remote monitoring and control system, and adjust the number of working phases of the digital power supply through the monitoring and control system;
完成后，电源的实际效率就会达到最高。 Once done, the actual efficiency of the power supply is at its highest.
本发明的一种实时优化服务器CPU多相电源效率的方法，具有以下优点： A method for optimizing server CPU multi-phase power supply efficiency in real time of the present invention has the following advantages:
本发明的一种实时优化服务器CPU多相电源效率的方法利用数字电源的特点，把最佳的效率曲线对应的不同项数和不同电流对应曲线，嵌入到远程控制系统，实现CPU多项电源的效率优化，利用多相数字电源的特点，通过系统的实时侦测，完成效率的提升，实用性强，易于推广。 A method of real-time optimization of server CPU multi-phase power supply efficiency of the present invention utilizes the characteristics of digital power supplies to embed different item numbers and different current corresponding curves corresponding to the best efficiency curves into the remote control system to realize CPU multi-phase power supply Efficiency optimization, using the characteristics of multi-phase digital power supply, through the real-time detection of the system, completes the improvement of efficiency, has strong practicability and is easy to promote.
附图说明 Description of drawings
附图1为本发明的连接示意图。 Accompanying drawing 1 is the connection diagram of the present invention.
附图2为5项数字电源优化前的实测效率示意图。 Attached Figure 2 is a schematic diagram of the measured efficiency of the five digital power supplies before optimization.
附图3为实测各phase和电流的对应关系。 Figure 3 shows the corresponding relationship between the measured phases and currents.
附图4为效率提升对比示意图。 Figure 4 is a schematic diagram of efficiency improvement comparison.
具体实施方式 Detailed ways
下面结合附图和具体实施例对本发明作进一步说明。 The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
本发明提供一种实时优化服务器CPU多相电源效率的方法，如附图1所示，其具体实现过程为：在服务器的主板上，通过多相电源为CPU进行供电，在进行供电前，先对多相电源的工作效率进行线下的测试，找出效率的最佳工作相数；然后根据测试结果，将标准和系统实时检测到的标准进行匹配，使得服务器的CPU电源工作在最佳的效率状态。 The present invention provides a method for optimizing the multi-phase power supply efficiency of the server CPU in real time, as shown in Figure 1, the specific implementation process is: on the main board of the server, the CPU is powered by the multi-phase power supply, before power supply, first Conduct off-line tests on the working efficiency of multi-phase power supplies to find out the optimum number of working phases; then, according to the test results, match the standards with those detected by the system in real time, so that the CPU power supply of the server works at the best efficiency status.
在服务器的CPU的电源设计过程中，多采用多相，一般5-6相的数字电源作为设计方案。数字电源有PMBUS连接到系统，为实时监控数字电源的工作状态和远程调控电源提供路径和条件。多相的电源设计，造成CPU在不同的负载条件下，CPU电源效率和项数的对应关系。比如：轻载相数少、效率低；重载时，相数多，效率高；为全面的优化效率设计提供了理论支撑。 In the design process of the CPU power supply of the server, multi-phase, generally 5-6 phase digital power supplies are used as the design scheme. The digital power supply is connected to the system by PMBUS, which provides paths and conditions for real-time monitoring of the working status of the digital power supply and remote control of the power supply. The multi-phase power supply design results in the corresponding relationship between the CPU power supply efficiency and the number of items under different load conditions of the CPU. For example, the number of phases is small at light load and the efficiency is low; at heavy load, the number of phases is large and the efficiency is high; it provides theoretical support for comprehensive optimization of efficiency design.
在设计中确保数字电源的PMBUS和系统的控制系统相连，即BMC或者BIOS，进而通过网口连接远程控制系统。 In the design, ensure that the PMBUS of the digital power supply is connected to the control system of the system, that is, BMC or BIOS, and then connected to the remote control system through the network port.
在线下通过电子负载或者VRTT，即Intel的测试治具，分别对多相电源的各项进行效率测试，并完成整合，找出效率的最佳优化曲线。 Through the electronic load or VRTT offline, that is, Intel's test fixture, the efficiency of each item of the multi-phase power supply is tested separately, and the integration is completed to find the best optimization curve of efficiency.
把最佳的效率曲线对应的不同项数和不同电流对应曲线，嵌入到远程控制系统，实现CPU多相电源的效率优化。 Embed the corresponding curves of different items and different currents corresponding to the best efficiency curve into the remote control system to realize the efficiency optimization of the CPU multi-phase power supply.
实施例一： Embodiment one:
如附图2、图3、图4所示，当多相数字电源为5相供电时，通过线下实测完成多相电源各项效率数据测试，即：多相电源在2phase，即打开两相工作时的效率曲线、3phase时的效率曲线、4phase时的效率曲线、5phase时的效率曲线； As shown in Figure 2, Figure 3, and Figure 4, when the multi-phase digital power supply is 5-phase power supply, the efficiency data test of the multi-phase power supply is completed through offline measurement, that is, the multi-phase power supply is in 2phase, that is, two phases are turned on Efficiency curve at work, efficiency curve at 3phase, efficiency curve at 4phase, efficiency curve at 5phase;
然后将2phase、3phase、4phase、5phase工作条件下的最高点连接出来，找出最佳的效率曲线，确定在phase切换时的电流记录下来，在附图3中，最下端开始由左往右分别为2phase、3phase、5phase、4phase的效率曲线图； Then connect the highest points under the working conditions of 2phase, 3phase, 4phase, and 5phase, find out the best efficiency curve, and record the current at the time of phase switching. In attached drawing 3, the bottom end starts from left to right respectively Efficiency curves for 2phase, 3phase, 5phase, 4phase;
把记录的电流值嵌入到远程的监控控制系统，通过该监控控制系统，调节数字电源的工作phase的个数； Embed the recorded current value into the remote monitoring and control system, and adjust the number of working phases of the digital power supply through the monitoring and control system;
通过系统，调节数字电源的工作phase的个数。当CPU的功耗在15A以下时，电源打开2phase；当功耗在15A和25A之间时，电源打开3phase；当功耗在25A和45A之间时，电源打开4phase；当功耗大于45A之间时，电源打开5phase。 Through the system, adjust the number of working phases of the digital power supply. When the power consumption of the CPU is below 15A, the power is turned on for 2phase; when the power consumption is between 15A and 25A, the power is turned on for 3phase; when the power consumption is between 25A and 45A, the power is turned on for 4phase; when the power consumption is greater than 45A time, the power turns on 5phase.
完成后，电源的实际效率就会达到最高，如图4所示。 Once complete, the actual efficiency of the power supply is at its highest, as shown in Figure 4.
实施例二： Embodiment two:
当多相数字电源为6相供电时，通过线下实测完成多相电源各项效率数据测试，即：多相电源在2phase，即打开两相工作时的效率曲线、3phase时的效率曲线、4phase时的效率曲线、5phase时的效率曲线、6phase时的效率曲线； When the multi-phase digital power supply is 6-phase power supply, the efficiency data test of the multi-phase power supply is completed through offline measurement, that is: the multi-phase power supply is in 2phase, that is, the efficiency curve when the two-phase operation is turned on, the efficiency curve when the 3phase is turned on, and the 4phase Efficiency curve at time, efficiency curve at 5phase, efficiency curve at 6phase;
然后将2phase、3phase、4phase、5phase、6phase工作条件下的最高点连接出来，找出最佳的效率曲线，确定在phase切换时的电流记录下来； Then connect the highest points under the working conditions of 2phase, 3phase, 4phase, 5phase, and 6phase, find out the best efficiency curve, and record the current at the time of phase switching;
把记录的电流值嵌入到远程的监控控制系统，通过该监控控制系统，调节数字电源的工作phase的个数； Embed the recorded current value into the remote monitoring and control system, and adjust the number of working phases of the digital power supply through the monitoring and control system;
完成后，电源的实际效率就会达到最高。 Once done, the actual efficiency of the power supply is at its highest.
上述具体实施方式仅是本发明的具体个案，本发明的专利保护范围包括但不限于上述具体实施方式，任何符合本发明的一种实时优化服务器CPU多相电源效率的方法的权利要求书的且任何所述技术领域的普通技术人员对其所做的适当变化或替换，皆应落入本发明的专利保护范围。 The specific implementation described above is only a specific case of the present invention, and the scope of patent protection of the present invention includes but is not limited to the specific implementation described above, any claim of a method for optimizing the efficiency of a server CPU multi-phase power supply in real time according to the present invention and Appropriate changes or substitutions made by any person of ordinary skill in the technical field shall fall within the patent protection scope of the present invention.
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