CN106021045A - Method for testing IO (input/output) performance of hard disk of server under linux system - Google Patents
Method for testing IO (input/output) performance of hard disk of server under linux system Download PDFInfo
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- CN106021045A CN106021045A CN201610311500.6A CN201610311500A CN106021045A CN 106021045 A CN106021045 A CN 106021045A CN 201610311500 A CN201610311500 A CN 201610311500A CN 106021045 A CN106021045 A CN 106021045A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
- G06F11/2221—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test input/output devices or peripheral units
Abstract
The invention provides a method for testing IO (input/output) performance of a hard disk of a server under a linux system. The method comprises the following steps of: S1. setting testing parameters for testing according to the requirements of the current application occasion and carrying out a read-write test on the hard disk of the server under the linux system; S2.recording and storing data log information of a testing process; S3.processing the data log information; and S4.judging the bandwidth and the stability of the IO performance according to a processing result. The method is easy to realize and is time-saving and labor-saving, and furthermore, a testing result is visual and easy to understand, so that a tester can judge the result conveniently; the testing result can be longitudinally compared through observing the long-term performance of the disc, the application range is wide, and the method can be not only used for testing the single disc performance, but can also be expanded to many other environments for evaluating the performance of the server.
Description
Technical field
The present invention relates to a kind of IO performance test methods, particularly relate to the method for testing of server hard disc IO performance under a kind of Linux system.
Background technology
The arrival of big data age, the reliability of data is more and more important, and the requirement to the server of carrying data is more and more higher.The requirement that data are stored by different field is the most different, small block data quick storage such as website, lasting mass data such as safety-security area stores, or apply less cold data to store, different application is different to the requirement of the IO performance of server, and the server selection test for different application is more and more diversified.Existing IO performance test is to be estimated IO performance sometime mostly, and test data judge performance quality by across comparison, and existing method of testing complexity is the most directly perceived.
Summary of the invention
The technical problem to be solved be need to provide a kind of simple, intuitive and application wide for the method for testing of server hard disc IO performance under Linux system.
To this, the present invention provides the method for testing of server hard disc IO performance under a kind of Linux system, comprises the following steps:
Step S1, is provided for the test parameter of test, and server hard disc is written and read under Linux system test according to the demand of current application occasion；
Step S2, records and stores the data log information of test process；
Step S3, processes data log information；
Step S4, judges amount of bandwidth and the stability of IO performance according to result.
Further improvement of the present invention is, in described step S1, described test parameter includes the size of I/O data block, read operation, write operation, test time and fetch-store execution ordering.
Further improvement of the present invention is, in described step S1, according to the configuration of test parameter, is written and read testing to the server hard disc under Linux system by workload generator.
Further improvement of the present invention is, described step S2 includes following sub-step:
Step S201, during readwrite tests, records and stores input information and the output information of hard disk io performance in test process；
Step S202, after waiting until that test time terminates, it is thus achieved that data log information file.
Further improvement of the present invention is, described step S3 includes following sub-step:
Step S301, obtains the server hard disc quantity under Linux system and disk identifier of hard disk；
Step S302, removal system dish；
Step S303, obtains the value corresponding to data log information file；
Step S304, the document that the write of hard disk data on flows is named with disk identifier of hard disk；
Step S305, adds time data to document；
Step S306, goes out the total flow of Linux system by read group total.
Further improvement of the present invention is, in described step S303, the filename of data log information file changes to value acquired in read operation or write operation.
Further improvement of the present invention is, in described step S304, the txt document write of hard disk data on flows named with disk identifier of hard disk, the flow of each second accounts for a line, is then directed into txt document by often organizing data.
Further improvement of the present invention is, in described step S305, obtains txt document, then txt document is copied directly in excel form document time of adding, a behavior one second.
Further improvement of the present invention is, in described step S306, by after execl form document, employing summing function calculates the total flow of this Linux system each second certainly.
Further improvement of the present invention is, also includes step S307, and described step S307 generates each server hard disc input and output scatterplot performance map per second in test time and the scatterplot performance map of system total flow by excel form document tool.
Compared with prior art, the beneficial effects of the present invention is: can not only the performance of testing service device hard disk itself, can be strong and weak with the different slots position signal in storage control in testing service device hard disk, if the IO performance of certain position is less than other positions, then illustrate that the signal of this position very possible is problematic；And equipment test is placed in this specific environment of Linux system and tests; can be with the performance comparison of home to test external environment to IO performance impact after having tested, external environment includes disk resonance, variations in temperature, vibrations simulated flight or ground transportation etc..
Under Linux system designed by the present invention, the method for testing of server hard disc IO performance easily realizes, time saving and energy saving, and, test result is visual and understandable, facilitate tester's judged result, can be possible not only to test single-deck performance and can also be extended to a lot of other environment by observing disk long-term behaviour performance stringer contrast test result, applied range and show performance for evaluating server.
Accompanying drawing explanation
Fig. 1 is the workflow schematic diagram of an embodiment of the present invention；
Fig. 2 is the schematic diagram of the txt document that an embodiment of the present invention step S3 obtains；
Fig. 3 is the schematic diagram of the excel form document that an embodiment of the present invention step S3 obtains；
Fig. 4 is the input and output scatterplot performance map of an embodiment of the present invention；
Fig. 5 is the system total flow performance map of an embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the preferably embodiment of the present invention is described in further detail.
As it is shown in figure 1, this example provides the method for testing of server hard disc IO performance under a kind of Linux system, comprise the following steps:
Step S1, is provided for the test parameter of test, and server hard disc is written and read under Linux system test according to the demand of current application occasion；
Step S2, records and stores the data log information of test process；
Step S3, processes data log information；
Step S4, judges amount of bandwidth and the stability of IO performance according to result.
Described in this example, IO performance also becomes I/O performance, refers to the performance of input/output port；In described step S1, described test parameter includes the size of I/O data block, read operation, write operation, test time and fetch-store execution ordering；Server hard disc under Linux system, according to the configuration of test parameter, is written and read testing by described step S1 by workload generator.Described step S4, judges amount of bandwidth and the stability of IO performance according to result, the most both can be used to the IO performance of evaluating server hard disk, it is also possible to for the performance of evaluating server itself.
Step S2 described in this example includes following sub-step:
Step S201, during readwrite tests, records and stores input information and the output information of hard disk io performance in test process；
Step S202, after waiting until that test time terminates, it is thus achieved that data log information file.
Step S3 described in this example includes following sub-step:
Step S301, obtains the server hard disc quantity under Linux system and disk identifier of hard disk；
Step S302, removal system dish；
Step S303, obtains the value corresponding to data log information file；
Step S304, the document that the write of hard disk data on flows is named with disk identifier of hard disk；
Step S305, adds time data to document；
Step S306, goes out the total flow of Linux system by read group total.
Wherein, it is preferred that the filename of data log information file is changed to value acquired in read operation or write operation by described step S303；The txt document that the write of hard disk data on flows is named by described step S304 with disk identifier of hard disk, the flow of each second accounts for a line, is then directed into txt document by often organizing data；Described step S305 obtains txt document, then txt document is copied directly in excel form document time of adding, a behavior one second；Described step S306 is by after execl form document, employing summing function calculates the total flow of this Linux system each second certainly.This example further preferably includes step S307, and described step S307 generates each server hard disc input and output scatterplot performance map per second in test time and the scatterplot performance map of system total flow by excel form document tool.
This example can not only the performance of testing service device hard disk itself, can be strong and weak with the different slots position signal in storage control in testing service device hard disk, if the IO performance of certain position is less than other positions, then illustrate that the signal of this position very possible is problematic；And equipment test is placed in this specific environment of Linux system and tests; can be with the performance comparison of home to test external environment to IO performance impact after having tested, external environment includes disk resonance, variations in temperature, vibrations simulated flight or ground transportation etc..
Under Linux system designed by this example, the method for testing of server hard disc IO performance easily realizes, time saving and energy saving, and, test result is visual and understandable, facilitate tester's judged result, can be possible not only to test single-deck performance and can also be extended to a lot of other environment by observing disk long-term behaviour performance stringer contrast test result, applied range and show performance for evaluating server.
More specifically, in step S1 described in this example, preferably by iometer instrument, hard disk is written and read under linux system, different test parameters is arranged for different application occasion, as shown in the table, described test parameter includes but not limited to that the size of I/O data block, read operation or write operation and fetch-store execution ordering are for order or random.
| The size of I/O data block | Read/write | Sequentially/random |
| 4K | Read | At random |
| 4K | Write | At random |
| … | … | … |
| … | … | … |
| 512K | Read | Sequentially |
When the demand of addition current application occasion is to need the testing service device hard disk IO performance that 512K order is read in hour, i.e. test time is set to one hour, then can be realized by following step: step S1, iometer is set Linux system is carried out the reading test of 512K order；Step S201, by the data of hard disk IO performance in iostat command record test process during read-write, and enters the i/o traffic record of system in the file of 512KSeqRead；Step S202, closed iostat after one hour and obtains log file 512KSeqRead, and described log file is data log information file；Step S3, process for log file: first obtain system disk quantity and disk identifier of hard disk, and i/o traffic is not run due to system disk, removal system dish is needed during test, herein should first removal system dish, obtain system drive the most again, then need to be changed to be worth accordingly by different log filenames, value when such as taking the i.e. read operation of tertial value is used as disk identifier of hard disk name, the txt document that the write of hard disk data on flows is named with drive, the flow of each second accounts for a line, will often organize data and import data.txt；Step S305, obtains txt document as shown in Figure 2, then txt document is copied directly in excel form document the time of adding, a behavior one second, as shown in Figure 3；Step S306, after obtaining execl form document as shown in Figure 3, employing summing function function calculating draws the total flow of system each second certainly；Step 307, by excel form document by the input and output scatterplot performance map of hard disk per second in each for log file generated server hard disc one hour and the scatterplot performance map of system total flow, the most as shown in Figure 4 and Figure 5.
From Fig. 4 and Fig. 5 figure it can be seen that the performance changing condition of each server hard disc also has overall performance changing condition, if fluctuating bigger explanation unstable properties；Can obtain different charts for the different parameters that arrange, and then can be seen that the IO performance under different occasion, user can also carry out specific aim test according to oneself certain particular demands.
Wherein, IO performance correspondence amount of bandwidth, is the important indicator of assessment I/O port；Server hard disc the most important thing is stability, in order to it is the most steady in a long-term with the time for axle longitudinal 2 observation IO performance, this example four steps S2 preferably use the iostat order of iostat instrument and record and store the most detailed data log information, including the performance of each second all records, therefore create the data of magnanimity, then by script, data compilation the most graphically allows test result very clear.
Iometer in step S1 is one and is operated in single system and group system for weighing and describe the instrument of I/O subsystem, and it is Workload generation device, say, that described iometer can carry out input-output operation, in order to increase the load of system；It or a survey tool, i.e. check and record the performance of I/O operation and the impact on system).It can be configured to simulate any program or the disk of benchmark and the load of network I/O, or is used for producing whole comprehensive I/O load.It may also be used for producing and measuring single system or the load of multisystem (network).Iostat is an instrument of the input/output statistical information for reporting central processing unit (CPU) statistical information and whole system, adapter, tty equipment, disk and CD-ROM, i.e. for recording and store the input information of hard disk IO performance and the instrument of output information in test process.
Above content is to combine concrete preferred implementation further description made for the present invention, it is impossible to assert the present invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the method for testing of server hard disc IO performance under a Linux system, it is characterised in that comprise the following steps:
Step S1, is provided for the test parameter of test, and server hard disc is written and read under Linux system test according to the demand of current application occasion；
Step S2, records and stores the data log information of test process；
Step S3, processes data log information；
Step S4, judges amount of bandwidth and the stability of IO performance according to result.
The method of testing of server hard disc IO performance under Linux system the most according to claim 1, it is characterised in that in described step S1, described test parameter includes the size of I/O data block, read operation, write operation, test time and fetch-store execution ordering.
The method of testing of server hard disc IO performance under Linux system the most according to claim 2, it is characterised in that in described step S1, according to the configuration of test parameter, is written and read testing to the server hard disc under Linux system by workload generator.
4. according to the method for testing of server hard disc IO performance under the Linux system described in claims 1 to 3 any one, it is characterised in that described step S2 includes following sub-step:
Step S201, during readwrite tests, records and stores input information and the output information of hard disk io performance in test process；
Step S202, after waiting until that test time terminates, it is thus achieved that data log information file.
The method of testing of server hard disc IO performance under Linux system the most according to claim 4, it is characterised in that described step S3 includes following sub-step:
Step S301, obtains the server hard disc quantity under Linux system and disk identifier of hard disk；
Step S302, removal system dish；
Step S303, obtains the value corresponding to data log information file；
Step S304, the document that the write of hard disk data on flows is named with disk identifier of hard disk；
Step S305, adds time data to document；
Step S306, goes out the total flow of Linux system by read group total.
The method of testing of server hard disc IO performance under Linux system the most according to claim 5, it is characterised in that in described step S303, changes to value acquired in read operation or write operation by the filename of data log information file.
The method of testing of server hard disc IO performance under Linux system the most according to claim 5, it is characterized in that, in described step S304, the txt document that the write of hard disk data on flows is named with disk identifier of hard disk, the flow of each second accounts for a line, is then directed into txt document by often organizing data.
The method of testing of server hard disc IO performance under Linux system the most according to claim 7, it is characterised in that in described step S305, obtains txt document, then txt document is copied directly in excel form document time of adding, a behavior one second.
The method of testing of server hard disc IO performance under Linux system the most according to claim 8, it is characterised in that in described step S306, by after execl form document, employing summing function calculates the total flow of this Linux system each second certainly.
The method of testing of server hard disc IO performance under Linux system the most according to claim 9, it is characterized in that, also including step S307, described step S307 generates each server hard disc input and output scatterplot performance map per second in test time and the scatterplot performance map of system total flow by excel form document tool.
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| CN107248418A (en) * | 2017-06-16 | 2017-10-13 | 郑州云海信息技术有限公司 | A kind of method that Rack whole machine cabinets batch carries out NVME disk reliability testings |
| CN107423185A (en) * | 2017-08-04 | 2017-12-01 | 郑州云海信息技术有限公司 | A kind of method of testing and device of disk array and compatible mainframe adaptation |
| CN107480039A (en) * | 2017-09-22 | 2017-12-15 | 郑州云海信息技术有限公司 | The small documents readwrite performance method of testing and device of a kind of distributed memory system |
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| CN107885628A (en) * | 2017-11-13 | 2018-04-06 | 郑州云海信息技术有限公司 | A kind of method of testing, device and the equipment of magnetic disc i/o performance |
| CN107908513A (en) * | 2017-11-14 | 2018-04-13 | 郑州云海信息技术有限公司 | A kind of test method, device and the equipment of storage medium and storage device performance |
| CN110119307A (en) * | 2018-02-05 | 2019-08-13 | 上海交通大学 | Processing method, device, storage medium and the electronic device of data processing request |
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| CN108932181A (en) * | 2018-06-29 | 2018-12-04 | 深圳市同泰怡信息技术有限公司 | A kind of realization NVME hard disk performance automated testing method, system and medium |
| CN109408270A (en) * | 2018-10-18 | 2019-03-01 | 郑州云海信息技术有限公司 | A kind of processing method and processing device of read-write operation |
| CN109408270B (en) * | 2018-10-18 | 2021-12-03 | 郑州云海信息技术有限公司 | Read-write operation processing method and device |
| CN112395145A (en) * | 2020-11-16 | 2021-02-23 | 杭州安恒信息技术股份有限公司 | Method and device for testing system stability |
| CN112559307A (en) * | 2020-11-26 | 2021-03-26 | 成都市吉祥锐意科技有限公司 | Method for automatically reading performance test result of server |
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