CN102541679B - Method and system for testing GPU (graphic processing unit) cards - Google Patents
Method and system for testing GPU (graphic processing unit) cards Download PDFInfo
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Abstract
The invention discloses a method for testing GPU (graphic processing unit) cards, which includes: subjecting a GPU card to ECC (error checking and correction) to obtain ECC results, and subjecting the GPU card to bandwidth test to obtain a series of bandwidth test values if the primary ECC result is correct or the primary ECC result is fault but clearable; comparing the series of bandwidth test values with a set bandwidth standard value and judging whether the comparison result meets a set bandwidth test pass standard, and if not, feeding back the prompt that the GPU card is unaccepted. The invention further discloses a system for testing GPU cards. Using the method and the system for testing GPU cards can realize automation of GPU card test and improve testing efficiency.
Description
Technical field
The present invention relates to Graphics Processing Unit (GPU) measuring technology, relate in particular to a kind of for testing the method and system of GPU card.
Background technology
GPU is the dedicated graphics rendering device with the height parallel construction that can carry out complicated algorithm.For example, at a large amount of products (graphics adapter) of producing this type of complex appts or containing described device before, need to carry out a large amount of tests works suitably to guarantee GPU design.
ECC (Error Checking and Correct) verification has discovery mistake, and the function of correcting a mistake, is generally applied on high-grade desktop computer/server and graphics workstation more, and this will make whole computer system when work, more be tending towards safety and stability.Therefore, in the existing performance methodology with some test GUP video card, adopted ECC calibration technology to detect the stability of GPU card.Bandwidth test and video card applied voltage test are also commonly used to assess performance and the stability of video card.
Yet in the existing method by test GPU card performance, these performance tests need manually to go respectively test to obtain GPU, to be stuck in the test result of each side, and this needs to expend a large amount of workload of detection person before GPU card dispatches from the factory.For the problem in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
For the problem in correlation technique, the present invention proposes a kind of for testing the method and system of GPU card, makes it possible to realize the robotization of GPU card test, improves testing efficiency.
Technical scheme of the present invention is achieved in that
For testing a method for GPU card, the method comprises:
Described GPU card is carried out to the ECC check results that obtains after ECC verification for ECC verification for the first time and verification are when correct or when the ECC check results obtaining can remove for ECC verification for the first time and check errors and this mistake, described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values;
The bandwidth criteria value of described a series of bandwidth test values and setting is compared and judge that the bandwidth test whether comparative result meets setting passes through standard, if comparative result does not meet described bandwidth test by standard, feed back the prompting that described GPU card test is not passed through.
Correspondingly, the embodiment of the present invention also proposes a kind of for testing the system of GPU card, and this system comprises:
ECC check test unit, for described GPU card being carried out to ECC verification and detecting the result of described ECC verification, and when ECC check results being detected and be verified as verification for the first time for wrong and this ECC, carries out the operation of removing ECC mistake;
Bandwidth test unit, it comprises:
Bandwidth test performance element, for described GPU card being carried out to check results that ECC verification obtains while being verified as verification for the first time for correct and this ECC in described ECC check test unit or removing after described ECC mistake in described ECC check test unit, described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values
Bandwidth test result comparing unit, for the bandwidth criteria value of described a series of bandwidth test values and setting being compared and judge bandwidth test that whether comparative result meet setting by standard, when comparative result meets described bandwidth test by standard, indication feedback unit does not feed back described GPU card and tests the prompting of not passing through.
The test of GPU card being carried out by the present invention makes it possible to realize the robotization of GPU card test, improves testing efficiency.
Accompanying drawing explanation
Fig. 1 is according to an embodiment of the invention for testing a part of schematic flow sheet of the method for GPU card;
Fig. 2 be Fig. 1 for testing another part schematic flow sheet of the method for GPU card;
Fig. 3 is according to another embodiment of the present invention for testing the part schematic flow sheet of the method for GPU card;
Fig. 4 is according to an embodiment of the invention for testing the schematic block diagram of the system of GPU card;
Fig. 5 be according to the present invention another enforcement for testing the schematic block diagram of the system of GPU card.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As described in Figure 1, comprising for testing the method for GPU card of one embodiment of the invention:
S101, GPU card is being carried out after ECC verification, whether detection check result is wrong or correct and detects this ECC verification is the verification for the first time to described GPU card, if described check results is mistake and this ECC, is verified as verification for the first time, performs step S102.
S102, carries out the operation of removing ECC mistake to GPU card, if can not remove described ECC mistake, perform step S103; If can remove described ECC mistake, perform step S104.
S103, feeds back the prompting that described GPU card test is not passed through.
S104, sticks into uplink bandwidth to described GPU and tests and obtain a series of bandwidth test values.
S105, compares the bandwidth criteria value of described a series of bandwidth test values and setting and judges bandwidth test that whether comparative result meet setting by standard, if comparative result meets the bandwidth test of setting by standard, performs step S106; If comparative result meets the bandwidth test of setting by standard, perform step S107.
Herein, in illustrational mode, step S105 is further described.When GPU being sticked into uplink bandwidth test, can repeatedly test the bandwidth value of GPU card, for example 50 times, 100 times, the bandwidth value obtaining due to each test may be identical or not identical, will obtain like this 50 or 100 bandwidth values.The bandwidth criteria value of these 50 or 100 bandwidth values and setting is compared, and judgement has how many bandwidth values to be less than bandwidth criteria value, for example, judge the bandwidth criteria value that 6 bandwidth values are less than setting.Further, system is also set with a bandwidth test and passes through standard value, if what aforementioned, obtain 6 is greater than this bandwidth and passes through standard value, for example 5, illustrate that the bandwidth test that comparative result does not meet setting passes through standard, what as aforementioned, obtain 6 is less than this bandwidth by standard value, illustrates that the bandwidth test that comparative result meets setting passes through standard.
S106, judges GPU card not by bandwidth test and feeds back the prompting that the test of GPU card is not passed through.
S107, judgement GPU cartoon is crossed bandwidth test and GPU card is carried out to ECC verification for the second time.
S108, judges that the result of ECC verification for the second time, for correct or mistake, if the result of this ECC verification is mistake, performs step S109, if the result of this ECC verification is correct, performs step S110;
S109, the prompting that the test of feedback GPU card is not passed through.
S110, the prompting that the test of feedback GPU card is passed through.
In optional embodiment, of the present inventionly for testing the method for GPU card, also comprise step as shown in Figure 2, it comprises:
When step S101 detects ECC check results and is verified as the verification for the first time to GPU card for correct and this ECC, execution step S121: described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values.
S122, compares the bandwidth criteria value of a series of bandwidth test values and setting and judges bandwidth test that whether comparative result meet setting by standard, if comparative result meets the bandwidth test of setting by standard, performs step S123; If comparative result does not meet the bandwidth test of setting by standard, perform step 124.
S123, judgement GPU cartoon is crossed bandwidth test and is fed back the prompting that the test of GPU card is passed through.
S124, judges GPU card not by bandwidth test and feeds back the prompting that the test of GPU card is not passed through.
Another embodiment of the present invention for the method for testing GPU card as shown in Figure 3, it comprises:
S201, GPU card is being carried out after ECC verification, whether detection check result is wrong or correct and detects this ECC verification is the verification for the first time to described GPU card, if described check results is mistake and this ECC, is verified as verification for the first time, performs step S202.
S202, carries out the operation of removing ECC mistake to GPU card, if can not remove described ECC mistake, perform step S203; If can remove described ECC mistake, perform step S204.
S203, feeds back the prompting that described GPU card test is not passed through.
S204, sticks into uplink bandwidth to described GPU and tests and obtain a series of bandwidth test values.
S205, compares the bandwidth criteria value of described a series of bandwidth test values and setting and judges bandwidth test that whether comparative result meet setting by standard, if comparative result meets the bandwidth test of setting by standard, performs step S206; If comparative result meets predefined bandwidth test by standard, perform step S207.
S206, judges GPU card not by bandwidth test and feeds back the prompting that the test of GPU card is not passed through.
S207, judgement GPU cartoon is crossed bandwidth test and GPU card is carried out to ECC verification for the second time.
S208, judges that the result of ECC verification for the second time, for correct or mistake, if the result of this ECC verification is mistake, performs step S209, if the result of this ECC verification is correct, performs step S210.
S209, the prompting that the test of feedback GPU card is not passed through.
S210, carries out pressure test to GPU card.
S211, judges that whether GPU card is by pressure test, while being judged as YES, and execution step S212, while being judged as NO, execution step S213.
S212, feeds back the prompting that described GPU card test is passed through.
S213, feeds back the prompting that described GPU card test is not passed through.
In optional embodiment, computer system operation Linpack ((Linear system package, linear system software package) pressure test software carries out pressure test to GPU card, test duration is depended on machines configurations, when configuration is higher, longer to the GPU card test duration on machine.After having tested, execution step S212 or S213.
In optional embodiment, of the present invention further comprising the steps of for testing the method for GPU card:
When step S201 detects ECC check results and is verified as the verification for the first time to GPU card for correct and this ECC, execution step S23 1: described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values.
S232, compares the bandwidth criteria value of a series of bandwidth test values and setting and judges bandwidth test that whether comparative result meet setting by standard, if comparative result meets the bandwidth test of setting by standard, performs step 233; If comparative result meets the bandwidth test of setting by standard, perform step S134.
S233, judges GPU card not by bandwidth test and feeds back the prompting that the test of GPU card is not passed through.
S234, judges that GPU cartoon crosses bandwidth test and further described GPU card carried out to pressure test, if test by; perform step S235, if test not by; perform step S236.
Step S235, feeds back the prompting that described GPU card test is passed through.
Step S236, feeds back the prompting that described GPU card test is not passed through.
When alternatively, the present invention feeds back the prompting that GPU card test do not pass through, correspondingly comprise the reason that test is not passed through.For example, if if if the information bandwidth test that comprises ECC check errors during ECC check errors not by time comprise information pressure test that bandwidth test passes through not by time comprise the information that pressure test is not passed through.The reason that information by feedback can quick diagnosis goes wrong tester.
In optional embodiment of the present invention, described for testing, the method for GPU card is also included in step S101 or S201 carries out following steps before: load the driver for GPU card; Identify the firmware information of described GPU card; Whether the firmware information of the described GPU card of judgement identification is correct, if correctly, described GPU card carried out to ECC verification.Wherein, whether whether correctly the try parameters such as model, manufacturer's information of CPU card of judgement identification of the firmware information of the GPU card of judgement identification are identical with reality, if incorrect, need tester further to check that whether driver version is correct, whether GPU card there is hardware problem.
Alternatively, of the present invention when testing the specific implementation of method of GPU card, universal performance that can be based on GPU, adopt Lunix programming technique, the monitoring of realization to GPU bottom-up information, reading of GPU information, ECC check test, tests and formulates to GPU capability bandwidth the standard whether test is passed through.By the method for the embodiment of the present invention, can evaluate and test preferably the performance of a GPU card, greatly promote the efficiency of GPU card application.
In embodiments of the present invention, also proposed a kind of for testing the system of GPU card.As shown in Figure 4, this system comprises: ECC check test unit 10, and for GPU card is carried out to ECC check test.Wherein, ECC check test unit 10 comprises: ECC verification unit 120, for described GPU card is carried out to ECC verification; ECC check results detecting unit 140 is correct or wrong and whether detect this ECC verification be the verification of ECC for the first time to described GPU card for detection of ECC check results; With ECC mistake clearing cell 160, while being verified as the verification for the first time to described GPU card for detect described ECC check results at described ECC check results detecting unit 140 for wrong and this ECC, GPU card is carried out to the operation of removing described ECC mistake.In optional embodiment, the prompting that ECC mistake clearing cell 160 is not also passed through for the described GPU card test of 30 feedback of indication feedback unit in the time can not removing described ECC mistake.
Described system also comprises bandwidth test unit 20, for GPU being sticked into uplink bandwidth test.Described bandwidth test unit 20 comprises: bandwidth test performance element 220, for removing after described ECC mistake in described ECC mistake clearing cell, sticks into uplink bandwidth to described GPU and test and obtain a series of bandwidth test values.
Bandwidth test unit 20 also comprises bandwidth test result comparing unit 240, for described a series of bandwidth test values and predefined bandwidth criteria value being compared and judge bandwidth test that whether comparative result meet setting by standard, when judging bandwidth test that comparative result do not meet setting by standard, judge that described GPU card tests by bandwidth test and the indication feedback unit described GPU card of 30 feedback the prompting of not passing through.
In optional embodiment, for ECC check results detecting unit 140, detect and be verified as in the situation of verification for the first time for ECC mistake and this ECC, bandwidth test result comparing unit 240 is also for when judging bandwidth test that comparative result meets setting by standard, send verification indication information to ECC check test unit 10 so that GPU card is carried out to ECC verification for the second time.
ECC check results detecting unit 140 is also for carrying out after verification for the second time at 120 pairs of GPU cards of ECC verification unit, the result that detects ECC verification is for the second time correct or mistake, the prompting that the 30 feedback GPU card tests of indication feedback unit are not passed through when the result of ECC verification is for the second time mistake; In the prompting that the 30 feedback GPU cards tests of indication feedback unit are passed through while being correct of the result of ECC verification for the second time.
In optional embodiment, bandwidth test performance element 220, also, for detecting at ECC check results detecting unit 140 detecting units as ECC is correct and this ECC for verification for the first time in the situation that, described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values.Bandwidth test result comparing unit 240, also for described a series of bandwidth test values and predefined bandwidth criteria value being compared and judge bandwidth test that whether comparative result meet setting by standard, when judging bandwidth test that comparative result do not meet setting by standard, judge the prompting that described GPU card does not pass through by bandwidth test and the described GPU card test of 30 feedback of indication feedback unit; And judge that described GPU cartoon crosses the prompting that bandwidth test and the described GPU card test of 30 feedback of indication feedback unit are passed through while judging bandwidth test that comparative result meets setting by standard
In embodiments of the present invention, also proposed a kind of for testing the system of GPU card.As shown in Figure 5, this system comprises: ECC check test unit 10, bandwidth test unit 20 and pressure test unit 40.Wherein, ECC check test unit 10 comprises ECC verification unit 120, ECC check results detecting unit 140, and ECC mistake clearing cell 160.Bandwidth test unit 20 comprises: bandwidth test performance element 220, bandwidth test result comparing unit 240.The function of these unit can, referring to the description of these unit in Fig. 4, not repeat them here.
The prompting that when further, ECC check results detecting unit 140 is also wrong for detection of the result to ECC verification for the second time, the described GPU card test of 30 feedback of indication feedback unit is not passed through; Indicated pressure test cell 40 work when the result that ECC verification for the second time detected is correct.
Pressure test unit 40, while being correct for the result of ECC verification for the second time detected at ECC check results detecting unit 140, GPU card is carried out pressure test and judges that whether GPU card is by pressure test, be judged as pressure test by time the indication feedback unit 30 feedback GPU cards test prompting passed through, be judged as pressure test not by time the indication feedback unit 30 feedback GPU cards tests promptings do not passed through.
In optional embodiment, bandwidth test performance element 220 is also that correct and this ECC of ECC is verified as verification for the first time for detect result after ECC verification at ECC check results detecting unit 140, and judges described GPU cartoon and cross indicated pressure test cell work in the situation of bandwidth test.Pressure test unit 40 is also for carrying out pressure test and judge whether by pressure test described GPU card, be judged as pressure test by time the indication feedback unit 30 feedback described GPU card test prompting passed through, be judged as pressure test not by time the indication feedback unit 30 feedback described GPU card test prompting do not passed through.
In the system of alternative embodiment of the present invention, described system also comprises: firmware information recognition unit, for obtaining after video driver for GPU card in loading, identify the firmware information of described GPU card; And whether the firmware information of the described GPU card of judgement identification is correct, if correctly, indicates the described GPU card in 10 pairs of described ECC check test unit to carry out ECC verification.
The embodiment of the present invention for test GPU card system enforcement can with further reference to the embodiment of the present invention for testing the description of the method for GPU card, do not repeat them here.
When alternatively, the present invention feeds back the prompting that GPU card test do not pass through, comprise the reason that test is not passed through.For example, ECC check errors, bandwidth test do not pass through by, pressure test.The reason that information by feedback can quick diagnosis goes wrong tester.
In sum, by means of technique scheme of the present invention, make it possible to realize the robotization of GPU card test, improve testing efficiency.By the embodiment of the present invention, can before dispatching from the factory, GPU card complete hardware information detection, performance and Detection of Stability, by the GPU card of these tests, can guarantee that it is good in health status, stability, can increase the competitive power of product thereby improve the quality of products to a certain extent.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (12)
1. for testing a method for GPU card, the method comprises:
Described GPU card is carried out to the ECC check results that obtains after ECC verification for ECC verification for the first time and verification are when correct or when the ECC check results obtaining can remove for ECC verification for the first time and check errors and this mistake, described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values;
The bandwidth criteria value of described a series of bandwidth test values and setting is compared and judge that the bandwidth test whether comparative result meets setting passes through standard, if comparative result does not meet described bandwidth test by standard, feed back the prompting that described GPU card test is not passed through.
2. method according to claim 1, is characterized in that, after described GPU card is carried out to the step of ECC verification, the method also comprises:
Whether detection check result is wrong or correct and detects this ECC verification is the verification for the first time to described GPU card;
If described check results is wrong and this ECC is verified as verification for the first time, described GPU card is carried out to the operation of removing ECC mistake;
If can not remove described ECC mistake, feed back the prompting that described GPU card test is not passed through.
3. method according to claim 1 and 2, is characterized in that, described method also comprises:
In ECC check results during for ECC verification for the first time and check errors, if comparative result meets described bandwidth test by standard, to this for the first time ECC check results be that wrong GPU card carries out ECC verification for the second time;
The result that detects ECC verification is for the second time correct or mistake;
If the result of described ECC for the second time verification for wrong, is fed back the prompting that described GPU card test is not passed through;
If the result of described ECC for the second time verification for correct, is fed back the prompting that described GPU card test is passed through.
4. method according to claim 1 and 2, is characterized in that, described method also comprises:
In ECC check results during for ECC verification for the first time and check errors, if comparative result meets described bandwidth test by standard, to this for the first time ECC check results be that wrong GPU card carries out ECC verification for the second time;
The result that detects ECC verification is for the second time correct or mistake, if the result of described ECC for the second time verification for wrong, is fed back the prompting that described GPU card test is not passed through;
If the result of described ECC for the second time verification, for correctly, is carried out pressure test and is judged that whether described GPU card is by this pressure test described GPU card, if pressure test by; feed back the prompting that the test of described GPU card is passed through, if pressure test not by; feed back the prompting that described GPU card test is not passed through.
5. method according to claim 1 and 2, is characterized in that, the method also comprises:
In ECC check results, for ECC verification for the first time and verification are when correct, if comparative result meets described bandwidth test by standard, judge that described GPU cartoon crosses bandwidth test and feed back the prompting that described GPU card test is passed through; Or,
In ECC check results, for ECC verification for the first time and verification are when correct, if comparative result meets described bandwidth test by standard, judge that described GPU cartoon crosses bandwidth test and described GPU card is carried out to pressure test; Further judge that whether described GPU card is by this pressure test, if pressure test by; feed back the prompting that described GPU card test is passed through, if pressure test not by; feed back described GPU card and test the prompting of not passing through.
6. method according to claim 1 and 2, is characterized in that, described method also comprises:
Load the driver for described GPU card;
Identify the firmware information of described GPU card;
Whether the firmware information of the described GPU card of judgement identification is correct, if correctly, described GPU card carried out to ECC verification.
7. for testing a system for GPU card, this system comprises:
ECC check test unit, for described GPU card being carried out to ECC verification and detecting the result of described ECC verification, and when ECC check results being detected and be verified as verification for the first time for wrong and this ECC, carries out the operation of removing ECC mistake;
Bandwidth test unit, it comprises:
Bandwidth test performance element, for described GPU card being carried out to check results that ECC verification obtains while being verified as verification for the first time for correct and this ECC in described ECC check test unit or removing after described ECC mistake in described ECC check test unit, described GPU is sticked into uplink bandwidth and test and obtain a series of bandwidth test values
Bandwidth test result comparing unit, while meeting described bandwidth test by standard for the bandwidth criteria value of described a series of bandwidth test values and setting being compared and judge bandwidth test that whether comparative result meet setting by standard, being judged as comparative result, indication feedback unit does not feed back described GPU card and tests the prompting of not passing through.
8. system according to claim 7, is characterized in that, described ECC check test unit comprises:
ECC verification unit, for carrying out ECC verification to described GPU card;
ECC check results detecting unit is correct or wrong and whether detect this ECC verification be the verification for the first time to described GPU card for detection of ECC check results; With
ECC mistake clearing cell, while being verified as verification for the first time for detect described check results at described ECC check results detecting unit for wrong and this ECC, carries out the operation of removing ECC mistake to described GPU card, and,
In the time can not removing described ECC mistake, indication feedback unit feeds back the prompting that described GPU card test is not passed through.
9. according to the system described in claim 7 or 8, it is characterized in that:
Described bandwidth test result comparing unit is also for being verified as verification for the first time in ECC check results for wrong and this ECC, and while judging bandwidth test that comparative result meets described setting by standard, send verification indication information to described ECC check test unit so that described GPU card is carried out to ECC verification for the second time;
Described ECC check results detecting unit is also for carrying out after ECC verification for the second time described GPU card in described ECC verification unit, the result that detects ECC verification is for the second time correct or mistake, if the result of described ECC for the second time verification is mistake, indication feedback unit feeds back the prompting that described GPU card test is not passed through; If the result of described ECC for the second time verification is for correct, indication feedback unit feeds back the prompting that described GPU card test is passed through.
10. according to the system described in claim 7 or 8, it is characterized in that, described system also comprises pressure test unit, wherein:
Described bandwidth test result comparing unit is also for being verified as verification for the first time in ECC check results for wrong and this ECC, and while judging bandwidth test that comparative result meets described setting by standard, send verification indication information to described ECC check test unit so that described GPU card is carried out to ECC verification for the second time;
Described ECC check results detecting unit is also for carrying out after ECC verification for the second time described GPU card in described ECC verification unit, the result that detects ECC verification is for the second time correct or mistake, and when detecting as mistake, indication feedback unit feeds back the prompting that described GPU card test is not passed through;
Described pressure test unit, detects for the second time ECC for described ECC check results detecting unit and is verified as when correct, and described GPU card is carried out pressure test and judges that whether described GPU card is by this pressure test; And,
Pressure test by time indication feedback unit feed back the prompting that the test of described GPU card is passed through, pressure test not by time indication feedback unit feed back the prompting that described GPU card test is not passed through.
11. according to the system described in claim 7 or 8, it is characterized in that, described system also comprises pressure test unit, wherein:
Described pressure test unit, for being verified as verification for the first time in ECC check results for correct and this ECC, and bandwidth test comparative result meets described bandwidth test when the standard, described GPU card is carried out pressure test and judges that whether described GPU card is by this pressure test, test by time indication feedback unit feed back the prompting that the test of described GPU card is passed through, test not by time indication feedback unit feed back the prompting that described GPU card test is not passed through.
12. according to the system described in claim 7 or 8, it is characterized in that, described system also comprises:
Firmware information recognition unit, for loading for after the driver of GPU card, identifies the firmware information of described GPU card;
Whether the firmware information of the described GPU card of judgement identification is correct, if correctly, indicates described ECC check test unit to carry out ECC verification to described GPU card.
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| CN102135925A (en) * | 2010-12-27 | 2011-07-27 | 西安锐信科技有限公司 | Method and device for detecting error check and correcting memory |
| CN102214125A (en) * | 2011-06-13 | 2011-10-12 | 浪潮电子信息产业股份有限公司 | Method for testing error checking and correcting (ECC) function of memory |
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| CN102541679A (en) | 2012-07-04 |
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