CN116758973B - Testing method for unexpected power failure data verification of enterprise-level solid state disk - Google Patents
Testing method for unexpected power failure data verification of enterprise-level solid state disk Download PDFInfo
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- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 238000013524 data verification Methods 0.000 title claims description 13
- 239000003990 capacitor Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000012795 verification Methods 0.000 claims description 12
- 238000010998 test method Methods 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 3
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/56—External testing equipment for static stores, e.g. automatic test equipment [ATE]; Interfaces therefor
- G11C29/56004—Pattern generation
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
- G11C29/48—Arrangements in static stores specially adapted for testing by means external to the store, e.g. using direct memory access [DMA] or using auxiliary access paths
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/56—External testing equipment for static stores, e.g. automatic test equipment [ATE]; Interfaces therefor
- G11C29/56016—Apparatus features
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention provides a testing method for verifying unexpected power-down data of an enterprise-level solid state disk, which can simulate the actual situation of unexpected power-down, save testing time, locate the position of data errors and calculate the protection range of a solid state disk capacitor to the data under the condition of unexpected power-down, and is characterized in that: the method comprises the following steps: step 10, building a test environment comprising a hardware environment and a software environment; step 20, running a script to perform automatic test; and step 30, checking the result.
Description
Technical Field
The invention relates to the technical field related to solid state disk reliability test, in particular to a test method for unexpected power failure data verification of an enterprise-level solid state disk.
Background
The advent of the big data age and the rising of AI technology, and the need for improving the performance of a computer, the solid state disk has the advantages of fast reading and writing speed, long service life, low power consumption and the like, and the market demand ratio of the storage device is expanding continuously. The reliability of the solid state disk is important to the quality measurement of the solid state disk product.
Because of the use environment, system or human factors, the hard disk can be subjected to violent hot plug (the power supply of the hard disk is disconnected under the condition that the system does not inform the solid state disk of power failure), so that the data, FTL (Flash Translation Layer) mapping table and the like in the system memory or the hard disk cache cannot be updated in time, and further, the situation that some data reading errors exist after the solid state disk is powered on again is caused.
The existing test method for verifying the unexpected power-down data of the solid state disk can only send a shutdown instruction to shutdown operation of a server or a computer and other complete machines through a system while reading and writing the solid state disk, so that the unexpected power-down situation of the solid state disk is simulated. The test method has the following defects: before the system is shut down, the system can inform the solid state disk in advance, give out the reaction time of the solid state disk to perform corresponding operation, prevent data error, and fail to achieve the actual solid state disk accidental power failure in the physical layer; the complete machine, particularly the switching on and shutting down of the server, requires a great deal of time, which also increases the time cost of the test; in addition, even if data errors are found, the error position cannot be located.
In view of the above-mentioned drawbacks, it is currently needed to design a testing method for unexpected power-down data verification of an enterprise-level solid state disk, which can simulate the actual situation of unexpected power-down, save testing time and provide more specific testing results.
Disclosure of Invention
In order to solve the problems mentioned in the above, the invention provides a testing method for verifying unexpected power-down data of an enterprise-level solid state disk, which can simulate the actual condition of unexpected power-down, save testing time and locate to the position where data is wrong, and calculate the protection range of the solid state disk capacitor to the data under the condition of unexpected power-down.
The technical scheme is as follows:
a testing method for unexpected power failure data verification of an enterprise-level solid state disk is characterized by comprising the following steps: the method comprises the following steps:
step 10, building a test environment comprising a hardware environment and a software environment;
step 20, running a script to perform automatic test;
step 30, checking results;
the script in the step 20 includes the following modules:
the first module is used for building a script running environment;
the second module is used for recording environment information;
the third module is used for recording the initial state information of the solid state disk;
a fourth module for powering down the quad device through the embedded python code;
a fifth module for powering up the quad device through the embedded python code;
and a sixth module for executing the testing step.
Further, the hardware environment comprises a server, a quad device and a tested solid state disk which are sequentially connected.
Further, the automated test specifically includes: calling the sixth module, and executing the following testing steps:
step 21, calling the first module, and building a script running environment;
step 22, calling the second module, and recording environment information;
step 23, calling the third module, and recording initial state information of the solid state disk;
step 24, safely erasing the data of the solid state disk;
step 25, performing write test with MD5 verification on the solid state disk and hanging the solid state disk to a background for operation;
step 26, after a random period of time, calling the fourth module to send a power-off command to the quad device, carrying out accidental power-off on the solid state disk, and generating a write-check report;
step 27, calling the fifth module to send a power-on command to the quad device, and powering on the solid state disk;
28, performing a read test with MD5 verification on the solid state disk and generating a read verification report;
step 29, comparing whether the reporting position of the write check report generated in step 26 is consistent with the reporting position of the read check report generated in step 28, and recording the result;
step 210, recording the current state information of the solid state disk, comparing the current state information with the initial state information in step 23, and recording a result;
step 211, repeating the steps 24 to 210 for 200-1000 times;
step 212, the script exits to end the automated test.
Further, in the step 25, the write test is set to a large block sequential write and a small block random write.
Further, in step 29, the error-reporting position in the write-check report, i.e. the write-error position, and the error-reporting position in the read-check report, i.e. the read-error position, are captured, and compared: if the result ok is consistent with the read error position and the write error position, filling the result ok and the read error position into a result file; and if the error is inconsistent, filling the error and the mispread and write positions into a result file.
Further, in step 210, the current status information of the tested solid state disk, including the pcie information and the smart information, is recorded, and compared with the initial status information, if the result is ok, the result is error, and the result is filled into the result file.
Further, in the step 30, the result file is checked, and if the result error exists, the tested solid state disk is failed in the unexpected power-down data verification; if the result is ok, the tested solid state disk is qualified in accidental power failure data check.
Further, the test method further comprises:
step 40, removing the capacitor of the solid state disk;
step 50, running a script to perform automatic test; the writing test setting in the step 25 is changed into small-block sequential writing, the step 211 is repeatedly tested for 200-1000 times, and the capacitance protection data size is calculated each time;
and 60, checking a result, and calculating the protection range of the capacitor of the solid state disk on data under the condition of unexpected power failure.
Further, in the step 50, assuming that the read error position is r, the write error position is w, and the capacitance protection data size is c, the calculation formula is c= (w-r)/1024, and the unit is k; and recording the capacitance protection data size c obtained by each test into a result file.
Further, in the step 60, according to the maximum value c_max and the minimum value c_min of the capacitor protection data size c in the result file, the range of the capacitor protection data is c_min-c_max.
The beneficial effects of the invention are as follows:
1. according to the invention, the solid state disk is powered up and down through the quad device from the physical layer, the real unexpected power-down scene of the solid state disk is completely reproduced by the test environment, and the test result is more real. The invention also carries out automatic test through the shell script in the whole course, and the server does not need to carry out restarting operation, thereby saving a great deal of time cost. The invention can locate the error position on the basis of judging whether the data read out after the solid state disk is powered down accidentally and then powered up again is error, and provides more specific test results.
2. The invention also calculates the offset of the writing error position and the reading error position of each test after removing the capacitor, takes the maximum value and the minimum value to obtain the protection range of the capacitor of the solid state disk on data under the condition of unexpected power failure, and further improves the effectiveness of the test result.
Drawings
FIG. 1 is a flow chart of the testing method of the present invention.
FIG. 2 is a schematic diagram of a hardware environment of the present invention.
FIG. 3 is a flow chart of automated testing by script in the present invention.
Detailed Description
The invention is further described below with reference to examples.
The following examples are illustrative of the present invention but are not intended to limit the scope of the invention. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the invention under the premise of the conception of the invention are all within the scope of the invention as claimed.
Examples
As shown in fig. 1, the test flow chart for unexpected power failure data verification of an enterprise-level solid state disk provided by the invention comprises the following specific test steps:
step S1: "building the environment 1" in fig. 1 includes building a hardware environment and a software environment.
The step S1 of constructing the hardware environment comprises the steps S101-S102.
Step S101: 1 solid state disk with capacitor, 1 server and 1 square (solid state disk accidental power down simulation) device are prepared. Wherein, the server includes: the server backboard and the USB interface; the squarch device includes: a quad control module and a quad adapter.
Step S102: as shown in fig. 2, the adapter of the quad device is inserted on the back board of the server, the quad control module is connected to the USB interface of the server through a data line, and finally the solid state disk is inserted on the quad adapter.
The step S1 of constructing the software environment comprises the steps S103-S105.
Step S103: the server system (Linux) is normally logged in.
Step S104: and confirming that the tested solid state disk is identified.
Step S105: a window (i.e., terminal) is opened and an automated test script is uploaded.
Step S2: and running the automatic test script in the step S105.
The automated test script, as shown in FIG. 3, includes steps S201-S216.
Step S201: the method comprises the steps of selecting a tested solid state disk and test items, wherein the steps comprise S201a-S201b.
Step S201a: the script lists the solid state disk in place on the server in the window through nvme-cli and lsblk instructions.
Step S201b: the tester inputs the tested solid state disk drive (example nvme1n 1) and inputs "yes" after the window pops up the content "whether the hard disk has a capacitor (yes or no)".
Step S202: the script running environment is built, including steps S202a-S202b.
Step S202a: the nvme-cli, fio, smartmontools, python3-pip tool is installed through the yum tool.
Step S202b: python libraries, quarchpy, quarchQCS, etc., were installed via pip 3.
Step S203: the environmental information is recorded, including steps S203a-203c.
Step S203a: the serial number of the disc SN (serial number) and the address of the disc pcie (high-speed serial bus) are recorded.
Step S203b: the version of nvme-cli, fio, python3 was recorded.
Step S203c: cpu (central processing unit) and system information are recorded.
Step S204: recording initial information of the tested solid state disk, including respectively generating a pcie file and a smart file by the pcie information and the smart information, and creating 1 empty result file.
Step S205: the script makes a test of both workloads by determining true from the "yes" input in step S201b. The first workload is "chunk sequential read-write": automatically setting BS (block size) as large block (any integer in 1024-128 intervals, unit is k; default is 128 k), setting RW (read-write mode) of step S207 write check as sequential write, RW of step S210 read check as sequential read; the second workload is seen at step S215.
Step S206: and safely erasing the tested solid state disk by using a safe erasing instruction.
Step S207: write tests with additional MD5 verification were performed on the disk with the fio tool and hung in the background.
Step S208: sleep for 10s-500s (random numbers in a time taking interval here), the script sends a power-down command to the quad device, and then the quad device carries out accidental power down on the solid state disk; and simultaneously generating a write verification report.
Step S209: and the script sends a power-on command to the square device to power on the solid state disk.
Step S210: and performing read test of the additional MD5 verification on the disc through a fio tool, and generating a read verification report.
Step S211: grabbing a fault reporting position (hereinafter referred to as a writing fault position) in a writing verification report and a fault reporting position (hereinafter referred to as a reading fault position) in a reading verification report, and comparing: if the result ok is consistent with the read-write error position, filling the result file with the read-write error position; and if the error is inconsistent, filling the error result and the error reading and writing position into a result file.
Step S212: based on the "yes" input in step S201b, it is judged as true, and the process advances to step S213.
Step S213: recording the current state information of the tested solid state disk, including pcie information and smart information, comparing with the initial state information in the step S204, if the result is ok, the result is error, and sequentially filling the result into a result file.
Step S214: repeating steps S206-S213, and testing 200-1000 times.
Step S215: the second workload in step S205 is "small block random read/write": setting BS (block size) of step S207 and step S210 as small blocks (any integer in the interval 1 to 8, unit is k; default is 4 k), setting RW (read-write mode) of step S207 write-check as random write, and setting RW of step S210 read-check as random read; repeating steps S206-S213, and testing 200-1000 times.
Step S216: the script exits.
Step S3: checking result files, and if a result error exists, checking failed unexpected power-down data of the tested solid state disk; if the result is ok, the tested solid state disk is qualified in accidental power failure data check.
Examples
On the basis of the embodiment 1, the invention further comprises the following steps:
step S4: in fig. 1, the "setting up environment 2" is to remove the capacitor of the tested solid state disk (assuming that the test result of the disk is qualified), and the rest environments are consistent with step S1.
Step S5: the script shown in fig. 3 is run again and the test flow includes steps S501-S516.
Step S501: the method comprises the steps of selecting a tested solid state disk and test items, wherein the steps comprise S501a-S501b.
Step S501a: the script lists the solid state disk in place on the server in the window through nvme-cli and lsblk instructions.
Step S501b: the tester inputs the tested solid state disk drive (example nvme1n 1) and inputs "no" in window output content "whether the hard disk has a capacitor (yes or no)".
Steps S502-S504 correspond to steps S202-S204.
Step S505: the script judges as false by the "no" input in step S501b, and only tests one kind of workload. The workload is "small block sequential read-write": BS (block size) is automatically set to small blocks (any integer is taken in the interval 1 to 4, the unit is k or 512b; default is 512 b), RW (read-write mode) of writing check in step S507 is set to sequential writing, RW of reading check in step S510 is set to sequential reading.
Steps S506 to S511 coincide with steps S206 to S211.
Step S512: if the "no" input in step S501b is determined to be false, the routine advances to step S513.
Step S513: according to the read error position and the write error position recorded in step S511, the capacitance protection data size is calculated and recorded into the result file. Assuming that the read error position is r, the write error position is w, and the capacitance protection data size is c, the calculation formula is c= (w-r)/1024, and the unit is k.
Step S514: and recording the current state information of the tested solid state disk, including the pcie information and the smart information, comparing the initial state information in the step S504, if the result is ok, and if the result is not error, filling the corresponding pcie or smart result file.
Step S515: repeating the steps S506-S514, and testing 200-1000 times.
Step S516: the script exits.
Step S6: and looking up a result file, and finding out the maximum value (c_max) and the minimum value (c_min) of the size of the capacitor protection data in the result file, namely, the range of the capacitor protection data is c_min-c_max.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. A testing method for unexpected power failure data verification of an enterprise-level solid state disk is characterized by comprising the following steps: the method comprises the following steps:
step 10, building a test environment comprising a hardware environment and a software environment;
step 20, running a script to perform automatic test;
step 30, checking results;
the script in the step 20 includes the following modules:
the first module is used for building a script running environment;
the second module is used for recording environment information;
the third module is used for recording the initial state information of the solid state disk;
a fourth module for powering down the quad device through the embedded python code;
a fifth module for powering up the quad device through the embedded python code;
a sixth module for performing the testing step;
the automatic test specifically comprises the following steps: calling the sixth module, and executing the following testing steps:
step 21, calling the first module, and building a script running environment;
step 22, calling the second module, and recording environment information;
step 23, calling the third module, and recording initial state information of the solid state disk;
step 24, safely erasing the data of the solid state disk;
step 25, performing write test with MD5 verification on the solid state disk and hanging the solid state disk to a background for operation;
step 26, after a random period of time, calling the fourth module to send a power-off command to the quad device, carrying out accidental power-off on the solid state disk, and generating a write-check report;
step 27, calling the fifth module to send a power-on command to the quad device, and powering on the solid state disk;
28, performing a read test with MD5 verification on the solid state disk and generating a read verification report;
step 29, comparing whether the reporting position of the write check report generated in step 26 is consistent with the reporting position of the read check report generated in step 28, and recording the result;
step 210, recording the current state information of the solid state disk, comparing the current state information with the initial state information in step 23, and recording a result;
step 211, repeating the steps 24 to 210 for 200-1000 times;
step 212, the script exits, and the automatic test is ended;
the test method further comprises the following steps:
step 40, removing the capacitor of the solid state disk;
step 50, running a script to perform automatic test; the writing test setting in the step 25 is changed into small-block sequential writing, the step 211 is repeatedly tested for 200-1000 times, and the capacitance protection data size is calculated each time;
step 60, checking a result, and calculating the protection range of the capacitor of the solid state disk on data under the condition of unexpected power failure;
in the step 50, assuming that the read error position is r, the write error position is w, and the capacitance protection data size is c, the calculation formula is c= (w-r)/1024, and the unit is k; recording the capacitance protection data size c obtained by each test into a result file;
in step 60, according to the maximum value c_max and the minimum value c_min of the capacitor protection data size c in the result file, the range of the capacitor protection data is c_min-c_max.
2. The method for testing unexpected power-down data verification of an enterprise-level solid state disk according to claim 1, wherein the method comprises the following steps: the hardware environment comprises a server, a quad device and a tested solid state disk which are connected in sequence.
3. The method for testing unexpected power-down data verification of an enterprise-level solid state disk according to claim 1, wherein the method comprises the following steps: in step 25, the write test is set to big block sequential writing and small block random writing.
4. The method for testing unexpected power-down data verification of an enterprise-level solid state disk according to claim 1, wherein the method comprises the following steps: in step 29, the error reporting position in the write check report, i.e. the write error position, and the error reporting position in the read check report, i.e. the read error position, are captured, and compared: if the result ok is consistent with the read error position and the write error position, filling the result ok and the read error position into a result file; and if the error is inconsistent, filling the error and the mispread and write positions into a result file.
5. The method for testing unexpected power-down data verification of an enterprise-level solid state disk according to claim 4, wherein the method comprises the following steps: in step 210, the current status information of the tested solid state disk, including the pcie information and the smart information, is recorded, and compared with the initial status information, if the result is ok, the result is error, and the result is filled into the result file.
6. The method for testing unexpected power-down data verification of an enterprise-level solid state disk according to claim 5, wherein the method comprises the following steps: in the step 30, checking a result file, if a result error exists, checking failed unexpected power-down data of the tested solid state disk; if the result is ok, the tested solid state disk is qualified in accidental power failure data check.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112015609A (en) * | 2020-08-28 | 2020-12-01 | 北京浪潮数据技术有限公司 | Hot plug test method, device and equipment |
| CN113094222A (en) * | 2021-04-12 | 2021-07-09 | 深圳忆联信息系统有限公司 | Abnormal power failure testing method and device during wear balance of solid state disk |
| CN114880177A (en) * | 2022-05-18 | 2022-08-09 | 东莞忆联信息系统有限公司 | Method and device for testing complete machine abnormal power failure of solid state disk and computer equipment |
| CN115344445A (en) * | 2022-08-18 | 2022-11-15 | 山东云海国创云计算装备产业创新中心有限公司 | Abnormal power-down testing method, system, medium and equipment based on solid state disk |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112015609A (en) * | 2020-08-28 | 2020-12-01 | 北京浪潮数据技术有限公司 | Hot plug test method, device and equipment |
| CN113094222A (en) * | 2021-04-12 | 2021-07-09 | 深圳忆联信息系统有限公司 | Abnormal power failure testing method and device during wear balance of solid state disk |
| CN114880177A (en) * | 2022-05-18 | 2022-08-09 | 东莞忆联信息系统有限公司 | Method and device for testing complete machine abnormal power failure of solid state disk and computer equipment |
| CN115344445A (en) * | 2022-08-18 | 2022-11-15 | 山东云海国创云计算装备产业创新中心有限公司 | Abnormal power-down testing method, system, medium and equipment based on solid state disk |
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