CN101957781A - Remote aid memory testing method - Google Patents
Remote aid memory testing method Download PDFInfo
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- CN101957781A CN101957781A CN2009101593179A CN200910159317A CN101957781A CN 101957781 A CN101957781 A CN 101957781A CN 2009101593179 A CN2009101593179 A CN 2009101593179A CN 200910159317 A CN200910159317 A CN 200910159317A CN 101957781 A CN101957781 A CN 101957781A
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Abstract
The invention relates to a remote aid memory testing method, which is applied between a first computer device and a second computer device which can be intercommunicated on a network, wherein both the first computer device and the second computer device obey a long-distance direct memory access protocol. The method comprises the following steps of: dividing the first memory of the first computer device into a first memory sector and a second memory sector; distributing the first memory sector to the first computer device, performing memory test on the first memory sector by the first computer device, distributing the second memory sector to the second computer device, and performing memory test on the second memory sector by the second computer device; and reporting the memory test results of the first memory sector and the second memory sector.
Description
Technical field
The invention relates to a kind of method of test memory, particularly relevant for a kind of method of computer installation test memory.
Background technology
Along with the manufacture of semiconductor size is constantly dwindled, the IC design scale is increasing, and the IC product of high complexity is being faced with high reliability, high-performance, high-quality, low cost and shorter increasingly serious challenges such as launch cycle.Along with the processor continuous advancement in technology, the design and the exploitation of high capacity internal memory are exponential growth in the past few years.
Simultaneously, along with the complicacy of the capacity of internal memory and scale thereof promotes, the defect type that internal memory may exist is more and more, and internal memory closely architectural feature make it be subjected to all kinds of defect influence easilier.The main target of memory test is checking each bit of storage on internal memory storage data reliably, and memory test comprises that whether correct the checking entity connect and guarantees that each memory area function of internal memory is normal.
In the system of remote testing now, when if user's desire is carried out memory test to the computing machine of server end (Server-End), the computing machine of client (Client-End) is assigned the order of carrying out memory test to the computing machine of server end, and the computing machine of server end just begins its internal memory is tested.
Along with the capacity of internal memory and the complicacy of scale thereof constantly promote, to all finish memory test and often need a large amount of time, the internal memory that carries out program during this time uses resource also might be lowered, so, how to develop a kind of method of remote assistance test memory, can effectively improve the above-mentioned shortcoming of bringing, with the time of quickening to finish test, be a relevant dealer instant important topic at present in fact.
Summary of the invention
In view of this, the objective of the invention is to disclose a kind of method of remote assistance memory test, by two computer installations the different memory sections of a computer installation are wherein carried out memory test simultaneously, reduce single computer installation and carry out the required time of memory test, program is lowered the risk that internal memory uses resource in the reduction computer installation.
The method of this kind remote assistance memory test, between at least one first computer installation and one second computer installation that is applied on the network to connect mutually, method comprise divide first computer installation one first in save as one first memory sections and one second memory sections.Afterwards, distribute first memory sections to the first computer installation, and make first computer installation carry out memory test to first memory sections, distribute second memory sections to the second computer installation, and make second computer installation carry out memory test second memory sections.Afterwards, report the memory test result of first memory sections and second memory sections.
In the another embodiment of the present invention, first computer installation has one first network card, and first network card has a first processor of observing " long distance direct memory access (Remote Direct Memory Access, the back claims RDMA) " agreement.Second computer installation has one second network card, and second network card has second processor of observing " long distance direct memory access " agreement.
In one embodiment of the invention, the mode of dividing first memory sections and second memory sections also comprises, obtain first internal memory capacity, network is carried out first speed of data access, first computer installation carries out data access to first internal memory second speed.Afterwards,, mark off first memory sections of corresponding first speed in first internal memory respectively according to the ratio of first speed and second speed, and second memory sections of corresponding second speed.
In the another embodiment of the present invention, distribute the step of second memory sections to the second computer installation also to comprise second memory sections reflection to one the 3rd memory sections of one second internal memory of second computer installation.Afterwards, make second computer installation carry out memory test to the 3rd memory sections.
In sum, the present invention is by a plurality of computer installations of observing rdma protocol, share the wherein memory test of a computer installation jointly, the different memory sections of this computer installation are carried out memory test, required time when reducing previous single computer installation and carrying out memory test.Simultaneously, see through and directly internally deposit into the row test, the CPU (central processing unit) of the device that need not use a computer is carried out the packet packing of TCP/IP, can keep the original task performance of CPU (central processing unit) greatly.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, being described in detail as follows of appended accompanying drawing:
Fig. 1 illustrates the method block schematic diagram in one embodiment of remote assistance memory test of the present invention;
Fig. 2 illustrates the preliminary process flow diagram of method in this embodiment of remote assistance memory test of the present invention.
Fig. 3 illustrates the thin portion process flow diagram of the step (201) of Fig. 2;
Fig. 4 illustrates the thin portion process flow diagram of the step (203) of Fig. 2;
Fig. 5 illustrates the thin portion process flow diagram of the step (2032) of Fig. 4;
Fig. 6 illustrates the thin portion process flow diagram of the step (204) of Fig. 2.
[primary clustering symbol description]
220: the second internal memories of 100: the first computer installations
222: the three memory sections of 110: the first motherboards
120: 230: the second network cards of CPU (central processing unit)
232: the second processors of 130: the first internal memories
Memory sections 300 in 132: the first: network
142: first processor 2031～2032: step
150: procurator's program 2032a～2032d: step
210: the second motherboards
Embodiment
Below will clearly demonstrate spirit of the present invention with accompanying drawing and detailed description, as the person skilled in the art after understanding embodiments of the invention, when can be by the technology of teachings of the present invention, change and modification, it does not break away from spirit of the present invention and scope.
Press, when computer installation is desired another computer installation switching signal with a network, the CPU (central processing unit) (CPU) that computer installation need see through on its motherboard (MB) is produced the package that meets TCP/IP, yet, therefore the usefulness of CPU (central processing unit) just be lowered, other other program of carrying out work just therefore and slow, even have make computer installation cause when machine may.
The present invention discloses a kind of method of remote assistance memory test, be to be applied to a plurality of long distance direct memory access (Remote Direct Memory Access of observing, back title RDMA) between the computer installation of agreement, by sharing the wherein memory test of a computer installation jointly, different memory sections to this computer installation are carried out memory test, required time when reducing previous single computer installation and carrying out memory test, reduce when program is carried out in the computer installation, be lowered the risk that internal memory uses resource.
See also shown in Figure 1ly, Fig. 1 illustrates the method block schematic diagram in one embodiment of remote assistance memory test of the present invention.In the one embodiment of the present invention, at least one first computer installation 100 in these computer installations is the computer installation that is positioned at a client for computer installation, second computer installation 200 that is positioned at a server-side.First computer installation 100 has one first motherboard 110, CPU (central processing unit) 120, first internal memory 130, first network card 140, first processor 142 and procurator's program 150.CPU (central processing unit) 120, first internal memory 130 and first network card 140 are positioned on first motherboard 110, electrically connect with first motherboard 110.First processor 142 is observed rdma protocol, is positioned on first network card 140, electrically connects with first network card 140.
Second computer installation 200 has one second motherboard 210, second internal memory 220, second network card 230, second processor 232.Second internal memory 220 and second network card 230 are positioned on second motherboard 210, electrically connect with second motherboard 210.Second processor 232 is observed rdma protocol, be positioned on second network card 230, electrically connect with second network card 230, when second computer installation 200 and first computer installation 100 at a network 300 (for example Ethernet) when being connected, first computer installation 100 sees through second network card, 230 electric connections of first network card 140 and second computer installation 200.
See also shown in Figure 2ly, Fig. 2 illustrates the preliminary process flow diagram of method in this embodiment of remote assistance memory test of the present invention.In this embodiment, when the user sent procurator's program 150 of memory test order to the first computer installation 100, procurator's program 150 was carried out according to the following step:
First internal memory 130 that step (201) is divided first computer installation 100 is at least one first memory sections 132 and one second memory sections 134, and wherein the big I of first memory sections 132 and second memory sections 134 is distributed according to ratio, user's hobby of network transfer speeds and memory read-write speed;
Step (202) is distributed first memory sections, 132 to first computer installations 100, carries out memory test for 100 pairs first memory sections of first computer installation 132:
In this step, 120 pairs first internal memories of CPU (central processing unit) 130 carry out the data access of memory test, and wherein the kind of data access for example increases/subtract test, delayed access test, bearing test and random test for data line test, address wire test, data.
Step (203) is distributed second memory sections, 134 to second computer installations 200, carries out memory test for 200 pairs second memory sections of second computer installation 134:
In this step, second processor 232 does not carry out the packet packing of TCP/IP through the CPU (central processing unit) 120 of first computer installation 100, directly make 142 pairs second memory sections of first processor 134 carry out the data access of memory test, and carry out the packet packing of TCP/IP.So, CPU (central processing unit) 120 just can provide other program of carrying out work to use, and still can keep its usefulness.
It should be noted that step (202) and step (203) and non-limiting its order also can be carried out simultaneously, afterwards, carry out step (204).
Step (204) report memory test result:
In this step, with the test result external reporting of above-mentioned first memory sections 132 and second memory sections 134.
Particularly, see also shown in Figure 3ly, Fig. 3 illustrates the thin portion process flow diagram of the step (201) of Fig. 2.Procurator's program 150 can be carried out the included following details step of step (201) according to an embodiment:
Step (2011) obtains the capacity of first internal memory 130, for example be 10GB (the gigabit hyte, gigabytes);
Step (2012) obtains network 300 transmission speeds and memory read-write speed:
In this step, procurator's program 150 obtains network 300 transmission speeds from first network card 140, be that network 300 can be for first speed of carrying out data access, it for example is 1GB/ second, and the memory read-write speed of 120 pairs first internal memories 130 of CPU (central processing unit), promptly carrying out the second speed of data access, for example is 9GB/ second.Wherein, step (2011) and step (2012) and non-limiting its order also can be carried out simultaneously, afterwards, carry out step (2013).
Step (2013) is divided first memory sections 132 and second memory sections 134 according to the ratio of each speed:
In this step,, it for example is 1: 9 according to the ratio of first speed and second speed, mark off second memory sections 134 of corresponding first speed in first internal memory 130 respectively, its capacity for example is 1GB, and first memory sections 132 of corresponding second speed, and its capacity for example is 9GB.So, but the data access speed of 200 pairs of networks 300 of the size of inference second memory sections 134 and second computer installation be directly proportional.
See also shown in Figure 4ly, Fig. 4 illustrates the thin portion process flow diagram of the step (203) of Fig. 2.Procurator's program 150 can be carried out the included following details step of step (203) according to an embodiment:
To one the 3rd memory sections 222 of second internal memory 220, the 3rd memory sections 222 is equal to second memory sections 134 to step (2031) with second memory sections, 134 reflections (Memory Mapping);
Step (2032) makes second computer installation 200 directly carry out the data access of memory test to second memory sections 134 that is same as the 3rd memory sections 222.Procurator's program 150 can be according to another embodiment and carry out the included following details step of step (2032), sees also shown in Figure 5ly, and Fig. 5 illustrates the thin portion process flow diagram of the step (2032) of Fig. 4:
Step (2032a) to second memory sections 134 carry out certain value error checking (stuck-at faulttest), transcription error test (transition fault test), a coupling error checking (coupling faulttest) and an adjacent vector sensitization fault test (neighborhood pattern sensitive fault test) one of them or many;
Step (2032b) judges whether the test of second internal memory 220 produces mistake, if carry out step (2032c), otherwise carry out step (2032d);
The address that step (2032c) record second memory sections 134 makes a mistake.
Step (2032d) makes second computer installation 200 repeat above-mentioned test.
In this step (204), the test result of above-mentioned first memory sections 132 and second memory sections 134 is also non-limiting by first computer installation 100, second computer installation 200 or integration of another computer installation and output.Among its another embodiment, see also shown in Figure 6ly, Fig. 6 illustrates the thin portion process flow diagram of the step (204) of Fig. 2.Comprise following details step:
Step (2041) reaches second computer installation 200 (or first computer installation 100) with the memory test result of first memory sections 132 (or second memory sections 134);
Step (2042) is integrated the memory test result of second memory sections 134 (or first memory sections 132) and the memory test result of first memory sections 132 (or first memory sections 132);
The memory test result of step (2043) after second computer installation 200 (or first computer installation 100) is gone up the output integration.
In sum, the present invention is by a plurality of computer installations of observing rdma protocol, share the wherein memory test of a computer installation jointly, the different memory sections of this computer installation are carried out memory test, required time when reducing previous single computer installation and carrying out memory test.Simultaneously, see through and directly internally deposit into the row test, the CPU (central processing unit) 120 of the device that need not use a computer is carried out the packet packing of TCP/IP, can keep the original task performance of CPU (central processing unit) greatly.
The present invention discloses among as above each embodiment; be not in order to qualification the present invention, any person skilled in the art, without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that claims define.
Claims (10)
1. the method for a remote assistance memory test, it is characterized in that, between at least one first computer installation and one second computer installation that is applied to connect mutually on the network, all in accordance with a long distance direct memory access agreement, this method comprises for this first computer installation and this second computer installation:
Divide this first computer installation one first in save as one first memory sections and one second memory sections;
Make this first computer installation carry out memory test, make this second computer installation carry out memory test to this second memory sections to this first memory sections; And
Report the memory test result of this first memory sections and this second memory sections.
2. the method for remote assistance memory test according to claim 1 is characterized in that, in this partiting step, also comprises:
Obtain the capacity of this first internal memory;
Obtain one first speed of this network being carried out data access;
Obtain this first computer installation carries out data access to this first internal memory a second speed; And
According to the ratio of this first speed and this second speed, mark off respectively in this first internal memory first memory sections that should first speed, and to this second memory sections that should second speed.
3. the method for remote assistance memory test according to claim 1 is characterized in that, this distributes this second memory sections to the step of this second computer installation, also comprises:
With this second memory sections reflection to one the 3rd memory sections of one second internal memory of this second computer installation; And
Make this second computer installation carry out memory test to the 3rd memory sections.
4. the method for remote assistance memory test according to claim 1 is characterized in that, in the step of this report, also comprises:
The memory test result of this first memory sections is reached this second computer installation;
The memory test result of this second memory sections and the memory test result of this first memory sections are integrated; And
Memory test result after this is integrated in output on this second computer installation.
5. the method for remote assistance memory test according to claim 1 is characterized in that, in the step of this output, also comprises:
The memory test result of this second memory sections is reached this first computer installation;
The memory test result of this first memory sections and the memory test result of this second memory sections are integrated; And
Memory test result after this is integrated in output on this first computer installation.
6. the method for remote assistance memory test according to claim 1 is characterized in that, this first computer installation has one first network card, and this first network card has a first processor of observing this long distance direct memory access agreement; And
This second computer installation has one second network card, and this second network card has second processor of observing this long distance direct memory access agreement.
7. the method for remote assistance memory test according to claim 1 is characterized in that, this first computer installation is positioned at a server-side, and this second computer installation is positioned at a client.
8. the method for remote assistance memory test according to claim 1 is characterized in that, this second computer installation carries out also comprising in the step of memory test to this second memory sections:
Make this second computer installation carry out certain value error checking, transcription error test, a coupling error checking, adjacent vector sensitization fault test or its combination to this second memory sections; And
Make this second computer installation when finding mistake, write down the address that this second memory sections makes a mistake.
9. the method for a remote assistance memory test is characterized in that, comprising:
On one the 3rd memory sections of the client computer device that the one second memory sections reflection of one server-side computer installation is extremely long-range, and this second memory sections is equal to the 3rd memory sections of this client computer device, wherein, this client computer device and this server-side computer installation are all in accordance with a long distance direct memory access agreement; And
Make this client computer device carry out a memory test to the 3rd memory sections, wherein, this client computer device is through an Ethernet, directly this second memory sections that is same as the 3rd memory sections is carried out the data access and the package making of this memory test, a central processing unit that does not see through this server-side computer installation carries out the data access and the package making of this memory test.
10. the method for remote assistance memory test according to claim 9 is characterized in that, the size of this second memory sections is directly proportional with the data access speed of this client computer device to this Ethernet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101593179A CN101957781A (en) | 2009-07-13 | 2009-07-13 | Remote aid memory testing method |
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| CN2009101593179A CN101957781A (en) | 2009-07-13 | 2009-07-13 | Remote aid memory testing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105373456A (en) * | 2015-11-19 | 2016-03-02 | 英业达科技有限公司 | Memory testing method for reducing cache hit rate |
| CN108132860A (en) * | 2016-12-01 | 2018-06-08 | 英业达科技有限公司 | The system and method for the range of physical addresses test memory of interdependent memory modules |
| CN108388490A (en) * | 2018-02-28 | 2018-08-10 | 郑州云海信息技术有限公司 | A kind of method and system of test high-end server memory |
-
2009
- 2009-07-13 CN CN2009101593179A patent/CN101957781A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105373456A (en) * | 2015-11-19 | 2016-03-02 | 英业达科技有限公司 | Memory testing method for reducing cache hit rate |
| CN105373456B (en) * | 2015-11-19 | 2018-06-29 | 英业达科技有限公司 | Reduce the internal storage testing method of cache hit rate |
| CN108132860A (en) * | 2016-12-01 | 2018-06-08 | 英业达科技有限公司 | The system and method for the range of physical addresses test memory of interdependent memory modules |
| CN108388490A (en) * | 2018-02-28 | 2018-08-10 | 郑州云海信息技术有限公司 | A kind of method and system of test high-end server memory |
| CN108388490B (en) * | 2018-02-28 | 2021-12-03 | 郑州云海信息技术有限公司 | Method and system for testing memory of high-end server |
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Application publication date: 20110126 |