CN117632378B - Performance test management method and system for virtualized CPU - Google Patents
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Abstract
The invention discloses a performance test management method and system of a virtualized CPU, which relate to the technical field of virtual machines, and are used for determining the model of a physical machine CPU, carrying out virtualization processing on the physical machine CPU supporting virtualization and defining a virtual machine template; network configuration is carried out based on the virtual machine template, and performance test parameters and test items of the virtualized CPU are obtained; extracting performance test indexes according to the test parameters and test items of the virtualized CPU, obtaining a performance evaluation index, and performing performance evaluation on the virtualized CPU; setting a performance test mode of the virtualized CPU, presetting a test threshold value, setting different test grades respectively, and performing performance test on the virtualized CPU; and acquiring a virtual machine load distribution management scheme according to the virtualized CPU test result. According to the invention, through the analysis result of the performance test, the performance bottleneck and the optimization direction of the virtualized CPU are known, the load distribution management scheme of the virtualized CPU is obtained, the resources are reasonably distributed, and the utilization rate of the resources is improved.
Description
Technical Field
The invention relates to the technical field of virtual machines, in particular to a performance test management method and system for a virtualized CPU.
Background
Virtualization technology refers to technology allowing multiple virtual machines to run on one physical computer at the same time, each virtual machine independently runs different operating systems and application programs, a virtualization platform improves resource utilization rate and flexibility in use by carrying out abstract processing on physical resources and resource pools, in a virtualization environment, performance testing and management of a virtual CPU become critical, and with the continuous expansion of enterprise data requirements, the traditional hardware and software testing method cannot meet the continuous and growing testing requirements, so that in order to solve the problem, the virtualization technology has developed and can simulate multiple operating systems and application program environments to help test performance of software under different operating systems and application scenes.
In the existing virtualization environment, as the same templates are required to be defined by the virtual machines and physical resources are required to be shared among the virtual machines, performance of the virtualized CPU (Central processing Unit) can be fluctuated during application management, meanwhile, the realization of CPU virtualization is required to simulate a hardware environment, the performance of the virtualized CPU is difficult to uniformly evaluate according to performance indexes, related data are subjected to stable processing, and interference and conflict among the virtual machines are caused.
Disclosure of Invention
The invention aims to provide a performance test management method and system for a virtualized CPU (Central processing Unit) so as to solve the problems in the background technology.
In order to solve the technical problems, the invention adopts the following technical scheme:
in a first aspect, a performance test management method for a virtualized CPU includes the steps of:
step 1, determining the model of a physical machine CPU, carrying out virtualization processing on the physical machine CPU supporting virtualization, and defining a virtual machine template;
Step 2, network configuration is carried out based on the virtual machine template, and performance test parameters and test items of the virtualized CPU are obtained;
Step 3, extracting performance test indexes according to the test parameters and test items of the virtualized CPU, obtaining performance evaluation indexes, and performing performance evaluation on the virtualized CPU;
step 4, setting a performance test mode of the virtualized CPU, presetting a test threshold value, setting different test grades respectively, and performing performance test on the virtualized CPU;
And step 5, acquiring a virtual machine load distribution management scheme according to the test result of the virtualized CPU.
The technical scheme of the invention is further improved as follows: the virtual machine template definition creation process in the step 1 is that,
Step 101, determining the model of a CPU of a physical machine, checking whether the CPU of the physical machine supports virtualization, and checking whether the CPU supports virtualization by using a lscpu command tool based on Linux;
Step 102, starting a virtualization support option in BIOS/UEFI setting of a physical machine for a physical machine CPU supporting virtualization;
Step 103, installing virtualization software, creating a virtual machine in the virtualization software, and installing an operating system;
Step 104, configuring and optimizing network configuration and security setting in the virtual machine, wherein the network configuration comprises IP address, subnet mask and gateway parameter setting;
step 105, installing the needed application program and the driver program into the virtual machine;
At step 106, after the virtual machine configuration is completed, its definition is converted into a template in the virtualization software so that similar virtual machines can be replicated and deployed in the future.
The technical scheme of the invention is further improved as follows: the performance test parameters and test items of the virtualized CPU in the step 2 are obtained by the following steps,
Step 201, defining a virtualized CPU performance test target, selecting a performance test tool, selecting CloudMeter as the virtualized performance test tool, and evaluating the performance, stability and expandability of the virtualized CPU;
Step 202, configuring hardware and software environments of a virtual machine according to requirements of a test target, and verifying a comprehensive application environment of the virtual machine;
And 203, performing performance test by using the selected test tool, and recording various parameters and data in the test process.
The technical scheme of the invention is further improved as follows: the process of acquiring the performance evaluation index in the step3 is that,
Step 301, analyzing various parameters and data in the test process, and extracting response time and CPU utilization performance indexes of the virtualized CPU;
step 302, collecting response time and CPU utilization history data of a virtualized CPU;
Step 303, cleaning and sorting the collected historical data to ensure the accuracy of calculation of the performance evaluation index;
step 304, obtaining the average response time and the average CPU utilization rate of the virtualized CPU, and determining the weight factors of the response time and the CPU utilization rate;
in step 305, a performance evaluation index is obtained based on the average response time, average CPU utilization, and weighting factors of the response time and CPU utilization of the virtualized CPU.
The technical scheme of the invention is further improved as follows: the calculation formula of the performance evaluation index is as follows:
；
wherein, For the performance evaluation index,/>In response to the time data points,For CPU utilization data points,/>To test the number of data points, and/>Is an integer,/>For response time weighting coefficients,/>For CPU utilization weighting coefficient,/>And/>The value range of (2) is/>It should be noted that, the shorter the average response time, the faster the response speed of the system, the better the performance, the lower the average CPU utilization, the lighter the load of the system when processing tasks, and more resources are available for use, the performance is relatively better, and there is a negative correlation between the average response time and the average CPU utilization and performance evaluation index, i.e. the shorter the average response time, the lower the average CPU utilization, the lower the calculated performance evaluation index, indicating the better performance, whereas the longer the average response time, the higher the average CPU utilization, the higher the calculated performance evaluation index, indicating the worse performance.
The technical scheme of the invention is further improved as follows: the performance test process of the virtualized CPU in the step 4 is that,
Obtaining a preset threshold value of the virtualized CPU performance evaluation, and obtaining test grades, wherein the test grades are respectively as follows:
Class A test ；
Class B test；
C-test grade；
D test grade；
Wherein,For the upper threshold of the type A test class and the lower threshold of the type B test class,/>For the upper threshold of the type B test class and the lower threshold of the type C test class,/>The upper threshold of the type C test grade and the lower threshold of the type D test grade.
The technical scheme of the invention is further improved as follows: the virtual machine load distribution management scheme is that,
The method comprises the steps of obtaining a virtualized CPU test result, distributing evaluation test grades for virtual machines, and generating corresponding virtual machine load distribution management schemes, wherein the virtual machine load distribution management schemes are respectively as follows:
For the virtual machine with the evaluation result of A-type test grade, placing the virtual machine on a server with high computing capacity and low CPU utilization rate so as to ensure that the virtual machine can fully exert the performance potential of the virtual machine, and in addition, high-load tasks can be distributed to the virtual machine so as to fully utilize the processing capacity of the server;
For the virtual machine with the evaluation result of B-type test grade, placing the virtual machine on a server with medium computing capacity and medium CPU utilization rate, ensuring that the virtual machine can process most of workload and at the same time cannot generate excessive CPU utilization rate;
For a virtual machine with an evaluation result of C-type test grade, the virtual machine is placed on a server with basic computing power and high CPU utilization, the load of the virtual machine is limited to avoid overload of the server, and a lightweight or secondary task is allocated to the virtual machine in terms of task allocation.
For the virtual machine with the evaluation result of D-type test grade, the virtual machine is placed on a server with lower computing power and high CPU utilization rate, and the virtual machine is optimized or upgraded or is considered to be migrated to other more suitable servers due to obvious performance problems, so that important or high-load tasks are prevented from being distributed to the virtual machine in the aspect of task distribution.
In a second aspect, a performance test management system for a virtualized CPU includes a data collection processing module, a performance evaluation module, a class test module, and a performance test module, where each module is electrically connected to the other modules.
The technical scheme of the invention is further improved as follows: the data collection processing module is used for collecting response time of the virtualized CPU, CPU utilization performance data and processing and analyzing the collected performance data;
The performance evaluation module is used for evaluating the performance index of the virtualized CPU in cooperation with the performance evaluation index, analyzing the performance index of the virtualized CPU and sending the performance data of the virtualized CPU to the grade test module and the performance test module;
The grade test module is used for grading the performance data of the virtualized CPU sent by the performance evaluation module;
the performance test module is used for executing performance test, based on the performance data of the virtualized CPU sent by the performance evaluation module, and obtaining a virtualized CPU load distribution management scheme by matching with the grade test module.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
1. The invention provides a performance test management method and system for a virtualized CPU, which are characterized in that a plurality of virtual machines are operated simultaneously through a virtualization technology, physical resources are shared, the resource utilization rate can be effectively improved, the CPU, memory and storage resources of the virtual machines can be flexibly allocated and scheduled in a virtualization environment so as to realize higher resource utilization rate, and meanwhile, based on a performance evaluation index, the virtualized CPU can be subjected to uniform performance test according to test parameters and test items of the virtual machines, so that the performance of the virtual machines is conveniently evaluated, and the load allocation management of the virtualized CPU is realized.
2. The invention provides a performance test management method and system for a virtualized CPU, which are used for more accurately evaluating the performance of the virtualized CPU by collecting the performance data of the virtualized CPU, processing and analyzing the data, and performing the performance test by using a systematic method, so that the influence of human factors on test results is reduced, and the accuracy and reliability of the performance test are improved.
3. The invention provides a performance test management method and system for a virtualized CPU, which are used for knowing the performance bottleneck and the optimization direction of the virtualized CPU through the analysis result of the performance test, obtaining a virtualized CPU load distribution management scheme, reasonably distributing resources, improving the utilization rate of the resources, ensuring the performance stability of the virtualized CPU in application management, unifying the evaluation standard of the performance of the virtualized CPU, ensuring more stable data processing and avoiding interference and conflict between virtual machines.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a flow chart of virtual machine template definition creation in accordance with the present invention;
FIG. 3 is a flow chart of performance test parameters and test item acquisition for a virtualized CPU in accordance with the present invention;
FIG. 4 is a flow chart of performance evaluation index acquisition according to the present invention;
fig. 5 is a block diagram showing the constitution of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment 1, as shown in fig. 1-4, the present invention provides a performance test management method for virtualized CPU, comprising the following steps:
Step 1, determining a physical machine CPU model, carrying out virtualization processing on the physical machine CPU supporting virtualization, defining a virtual machine template, determining the physical machine CPU model, checking whether the physical machine CPU supports virtualization by using a lscpu command tool based on Linux, starting a virtualization supporting option in BIOS/UEFI setting of the physical machine, installing virtualization software, creating a virtual machine in the virtualization software, installing an operating system, configuring and optimizing network configuration and security setting in the virtual machine, setting network configuration including IP addresses, subnet masks and gateway parameters, installing required application programs and driving programs in the virtual machine, and converting the definition of the virtual machine into a template in the virtualization software after the configuration of the virtual machine is finished so as to copy and deploy similar virtual machines in the future;
Step 2, performing network configuration based on a virtual machine template, obtaining performance test parameters and test items of a virtualized CPU, definitely determining a performance test target of the virtualized CPU, selecting a performance test tool, selecting CloudMeter as the performance test tool of the virtualized CPU, evaluating the performance, stability and expandability of the virtualized CPU, configuring hardware and software environments of the virtual machine according to the requirements of the test target, verifying the comprehensive application environment of the virtual machine, and determining the CPU, memory and storage hardware configuration of the virtual machine according to the requirements of the test target, so as to ensure that the virtual machine has enough resources to simulate an actual application scene; selecting an operating system which is the same as an actual application scene, and installing according to an installation guide to ensure that the operating system can be installed and operated correctly; according to the requirements of the test targets, relevant application software such as a database and a Web server is installed, so that the application software can be installed and operated correctly; configuring the network environment of the virtual machine according to the requirement of the test target, including setting IP address, subnet mask, gateway network parameters, and configuring network connection and firewall rules; according to the requirement of the test target, configuring the storage environment of the virtual machine, including setting the size of the virtual hard disk, formatting the virtual hard disk and mounting the virtual hard disk operation; after the configuration is completed, checking whether the hardware configuration of the virtual machine meets the requirement of a test target or not by checking the hardware information and the operation performance test mode of the virtual machine; after configuration is completed, verifying whether the software environment of the virtual machine meets the requirement of a test target by installing and running related application software and carrying out a network connection test mode; after verifying hardware and software environments, verifying the test environments by executing test cases and collecting performance data, ensuring that the test environments can accurately simulate actual application scenes and meet the requirements of test targets, executing performance tests by using selected test tools, recording various parameters and data in the test process, opening the selected test tools, configuring and setting according to the instruction of the tools, ensuring that the tools can accurately identify and connect to virtual machines, selecting corresponding test cases in the test tools, starting execution, simulating user operation, generating loads and monitoring the performance parameters of the virtual machines according to the requirements of the test cases, recording various performance parameters and data of the virtual machines in the test process, including but not limited to response time, CPU utilization rate and memory use condition, executing the same test cases for multiple times, recording corresponding parameters and data after each test, facilitating subsequent analysis and comparison, acquiring more accurate data and reducing errors;
Extracting performance test indexes according to test parameters and test items of the virtualized CPU, obtaining performance evaluation indexes, carrying out performance evaluation on the virtualized CPU, analyzing various parameters and data in the test process, extracting response time and CPU utilization performance indexes of the virtualized CPU, collecting historical data of the response time and the CPU utilization of the virtualized CPU, cleaning and arranging the collected historical data, ensuring accuracy of performance evaluation index calculation, obtaining average response time and average CPU utilization of the virtualized CPU, determining weight factors of the response time and the CPU utilization, and obtaining the performance evaluation indexes based on the average response time, the average CPU utilization and the weight factors of the response time and the CPU utilization of the virtualized CPU, wherein a calculation formula of the performance evaluation indexes is as follows:
；
wherein, For the performance evaluation index,/>In response to the time data points,For CPU utilization data points,/>To test the number of data points, and/>Is an integer,/>For response time weighting coefficients,/>For CPU utilization weighting coefficient,/>And/>The value range of (2) is/>；
It should be noted that, the shorter the average response time, the faster the response speed of the system, the better the performance, the lower the average CPU utilization, the lighter the load of the system when processing tasks, and more resources are available for use, the performance is relatively better, and there is a negative correlation between the average response time and the average CPU utilization and performance evaluation index, i.e. the shorter the average response time, the lower the average CPU utilization, the lower the calculated performance evaluation index, the better the performance, and conversely, the longer the average response time, the higher the average CPU utilization, the higher the calculated performance evaluation index, the worse the performance;
Step 4, setting a performance test mode of the virtualized CPU, presetting test thresholds, setting different test grades, performing performance test on the virtualized CPU, obtaining the preset thresholds for evaluating the performance of the virtualized CPU, and obtaining the test grades as follows:
Class A test ；
Class B test；
C-test grade；
D test grade；
Wherein,For the upper threshold of the type A test class and the lower threshold of the type B test class,/>For the upper threshold of the type B test class and the lower threshold of the type C test class,/>The upper threshold value of the C-type test grade and the lower threshold value of the D-type test grade are adopted;
step 5, according to the virtualized CPU test result, obtaining a virtual machine load distribution management scheme, obtaining the virtualized CPU test result, distributing evaluation test grades for the virtual machine, and generating corresponding virtual machine load distribution management schemes, wherein the virtual machine load distribution management scheme comprises the following steps:
For the virtual machine with the evaluation result of A-type test grade, placing the virtual machine on a server with high computing capacity and low CPU utilization rate so as to ensure that the virtual machine can fully exert the performance potential of the virtual machine, and in addition, high-load tasks can be distributed to the virtual machine so as to fully utilize the processing capacity of the server;
For the virtual machine with the evaluation result of B-type test grade, placing the virtual machine on a server with medium computing capacity and medium CPU utilization rate, ensuring that the virtual machine can process most of workload and at the same time cannot generate excessive CPU utilization rate;
For a virtual machine with an evaluation result of C-type test grade, the virtual machine is placed on a server with basic computing power and high CPU utilization, the load of the virtual machine is limited to avoid overload of the server, and a lightweight or secondary task is allocated to the virtual machine in terms of task allocation.
For the virtual machine with the evaluation result of D-type test grade, the virtual machine is placed on a server with lower computing power and high CPU utilization rate, and the virtual machine is optimized or upgraded or is considered to be migrated to other more suitable servers due to obvious performance problems, so that important or high-load tasks are prevented from being distributed to the virtual machine in the aspect of task distribution.
In embodiment 2, as shown in fig. 5, on the basis of embodiment 1, the invention provides a performance test management system for a virtualized CPU, which comprises a data collection processing module, a performance evaluation module, a level test module and a performance test module, wherein the modules are electrically connected;
the data collection processing module is used for collecting response time of the virtualized CPU and CPU utilization performance data, and processing and analyzing the collected performance data;
The performance evaluation module is used for evaluating the performance index of the virtualized CPU in cooperation with the performance evaluation index, analyzing the performance index of the virtualized CPU and sending the performance data of the virtualized CPU to the grade test module and the performance test module;
the grade test module is used for grading the performance data of the virtualized CPU sent by the performance evaluation module;
The performance test module is used for executing performance test, based on the performance data of the virtualized CPU sent by the performance evaluation module, and obtaining a virtualized CPU load distribution management scheme by matching with the grade test module.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. A performance test management method for virtualized CPU is characterized in that: the method comprises the following steps:
step 1, determining the model of a physical machine CPU, carrying out virtualization processing on the physical machine CPU supporting virtualization, and defining a virtual machine template;
Step 2, network configuration is carried out based on the virtual machine template, and performance test parameters and test items of the virtualized CPU are obtained;
Step 3, extracting performance test indexes according to the test parameters and test items of the virtualized CPU, obtaining performance evaluation indexes, performing performance evaluation on the virtualized CPU, wherein the performance evaluation indexes are obtained through the steps of,
Step 301, analyzing various parameters and data in the test process, and extracting response time and CPU utilization performance indexes of the virtualized CPU;
step 302, collecting response time and CPU utilization history data of a virtualized CPU;
Step 303, cleaning and sorting the collected historical data;
step 304, obtaining the average response time and the average CPU utilization rate of the virtualized CPU, and determining the weight factors of the response time and the CPU utilization rate;
Step 305, obtaining a performance evaluation index based on the average response time, the average CPU utilization rate and the weight factors of the response time and the CPU utilization rate of the virtualized CPU;
The calculation formula of the performance evaluation index is as follows:
；
wherein, For the performance evaluation index,/>In response to the time data points,For CPU utilization data points,/>To test the number of data points, and/>Is an integer,/>For response time weighting coefficients,/>For CPU utilization weighting coefficient,/>And/>The value range of (2) is/>；
Step 4, setting a performance test mode of the virtualized CPU, presetting a test threshold value, setting different test grades respectively, and performing performance test on the virtualized CPU;
And step 5, acquiring a virtual machine load distribution management scheme according to the test result of the virtualized CPU.
2. The method for managing performance test of virtualized CPU according to claim 1, wherein: the virtual machine template definition creation process in the step 1 is that,
Step 101, determining the model of a CPU of a physical machine, and checking whether the CPU of the physical machine supports virtualization;
102, starting a virtualization support option for a physical machine CPU supporting virtualization;
Step 103, installing virtualization software, creating a virtual machine in the virtualization software, and installing an operating system;
step 104, configuring and optimizing network configuration and security settings in the virtual machine;
step 105, installing the needed application program and the driver program into the virtual machine;
and 106, after the configuration of the virtual machine is completed, converting the definition of the virtual machine into a template in the virtualization software.
3. The performance test management method of a virtualized CPU according to claim 2, wherein: the performance test parameters and test items of the virtualized CPU in the step 2 are obtained by the following steps,
Step 201, a virtualized CPU performance test target is definitely determined, and a performance test tool is selected;
Step 202, configuring hardware and software environments of a virtual machine according to requirements of a test target, and verifying a comprehensive application environment of the virtual machine;
And 203, performing performance test by using the selected test tool, and recording various parameters and data in the test process.
4. The method for managing performance test of virtualized CPU according to claim 1, wherein: the performance test process of the virtualized CPU in the step 4 is that,
Obtaining a preset threshold value of the virtualized CPU performance evaluation, and obtaining test grades, wherein the test grades are respectively as follows:
Class A test ；
Class B test；
C-test grade；
D test grade；
Wherein,For the upper threshold of the type A test class and the lower threshold of the type B test class,/>For the upper threshold of the type B test class and the lower threshold of the type C test class,/>The upper threshold of the type C test grade and the lower threshold of the type D test grade.
5. The method for managing performance test of virtualized CPU according to claim 4, wherein: the virtual machine load distribution management scheme is that,
The method comprises the steps of obtaining a virtualized CPU test result, distributing evaluation test grades for virtual machines, and generating corresponding virtual machine load distribution management schemes, wherein the virtual machine load distribution management schemes are respectively as follows:
For the virtual machine with the evaluation result of A-type test grade, placing the virtual machine on a server with high computing power and low CPU utilization rate;
for the virtual machine with the evaluation result of B-type test grade, placing the virtual machine on a server with medium computing power and medium CPU utilization rate;
for the virtual machine with the evaluation result of C-type test grade, placing the virtual machine on a server with basic computing power and high CPU utilization rate;
for a virtual machine whose evaluation result is a D-type test class, it is placed on a server with lower computing power and high CPU utilization.
6. A performance test management system for a virtualized CPU, for implementing a performance test management method for a virtualized CPU according to any one of claims 1 to 5, characterized in that: the system comprises a data collection processing module, a performance evaluation module, a grade test module and a performance test module, wherein the modules are electrically connected.
7. The virtualized CPU performance test management system of claim 6 wherein: the data collection processing module is used for collecting response time of the virtualized CPU, CPU utilization performance data and processing and analyzing the collected performance data;
The performance evaluation module is used for evaluating the performance index of the virtualized CPU in cooperation with the performance evaluation index, analyzing the performance index of the virtualized CPU and sending the performance data of the virtualized CPU to the grade test module and the performance test module;
The grade test module is used for grading the performance data of the virtualized CPU sent by the performance evaluation module;
the performance test module is used for executing performance test, based on the performance data of the virtualized CPU sent by the performance evaluation module, and obtaining a virtualized CPU load distribution management scheme by matching with the grade test module.
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| CN116860612A (en) * | 2023-06-15 | 2023-10-10 | 中国信息通信研究院 | DPU testing method for cloud computing virtualization scene |
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| CN109634825A (en) * | 2018-12-11 | 2019-04-16 | 郑州云海信息技术有限公司 | A kind of virtual platform stability test method |
| CN111082971A (en) * | 2019-11-25 | 2020-04-28 | 南京航空航天大学 | Shared resource allocation method for cloud load test |
| CN116860612A (en) * | 2023-06-15 | 2023-10-10 | 中国信息通信研究院 | DPU testing method for cloud computing virtualization scene |
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