CN113866671B - Method, system, implementation method and device for monitoring voltage leakage of server - Google Patents
Method, system, implementation method and device for monitoring voltage leakage of server Download PDFInfo
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- CN113866671B CN113866671B CN202111007537.7A CN202111007537A CN113866671B CN 113866671 B CN113866671 B CN 113866671B CN 202111007537 A CN202111007537 A CN 202111007537A CN 113866671 B CN113866671 B CN 113866671B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 230000035772 mutation Effects 0.000 claims abstract description 110
- 238000012545 processing Methods 0.000 claims abstract description 54
- 230000002159 abnormal effect Effects 0.000 claims abstract description 53
- 230000008859 change Effects 0.000 claims abstract description 43
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000005611 electricity Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/56—Testing of electric apparatus
Abstract
The invention provides a method, a system, an implementation method and a device for monitoring voltage leakage of a server, wherein the method comprises the following steps: collecting real-time voltage information of the voltage related to the server; transmitting the acquired voltage information to the BMC; the BMC transmits the real-time voltage information to the processing module; the processing module judges whether the voltage to be detected has abrupt change or not; if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not; when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that the voltage leakage exists to the voltage to be measured. Therefore, the method can judge whether the related voltage has abnormal power-on time sequence or cannot power on, and the most important is the leakage condition of the related voltage.
Description
Technical Field
The invention relates to the technical field of server voltage monitoring, in particular to a method, a system, an implementation method and a device for monitoring server voltage leakage.
Background
The stable power supply voltage of the server is a precondition for the server to realize normal functions, and when the power supply voltage of the server is abnormal, the normal operation of the server can be influenced, certain functional abnormalities and even serious consequences of burning out a main board occur. The prior art is easier to find the situation that a certain voltage regulator is damaged and the power-on time sequence is abnormal, and the situation that the voltage regulator is not easy to find and measure is the situation that the electric leakage occurs to a certain voltage of a server.
At present, an oscilloscope is used for simultaneously measuring an enable signal EN, a voltage and a power-on voltage good signal PG of a voltage to be measured, and whether the voltage to be measured has leakage or not is judged through comparison of the enable signal EN, the voltage and the power-on voltage good signal PG and comparison between a voltage measured value and a standard value.
In order to solve the problem of leakage, oscilloscope measurement needs to be carried out on all voltages of the server one by one, and the process is time-consuming and labor-consuming.
Disclosure of Invention
In order to solve the problem of leakage, the problem of time and labor waste exists in the process of oscilloscope measurement of all voltages of a server one by one, and the invention provides a method, a system, an implementation method and a device for monitoring the leakage of the voltage of the server.
The technical scheme of the invention is as follows:
in a first aspect, the present invention provides a method for monitoring voltage leakage of a server, including the following steps:
collecting real-time voltage information of the voltage related to the server;
transmitting the acquired voltage information to the BMC;
the BMC transmits the real-time voltage information to the processing module;
the processing module judges whether the voltage to be detected has abrupt change or not;
if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not;
when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that voltage leakage exists to the voltage to be detected;
if no mutation occurs, the steps are performed: and collecting real-time voltage information of the voltage related to the server.
Further, the step of determining the timing range in which the mutation is located further includes:
when the voltage jump is judged to occur before the enable signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid; the set voltage comprises a set minimum threshold voltage and a voltage standard value after electrification; the third voltage range is greater than or equal to the minimum leakage threshold and less than or equal to one half of the voltage standard value;
if yes, judging that voltage leakage exists to the voltage to be detected;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
Further, the step of determining the timing range in which the mutation is located further includes:
when the voltage mutation is judged to occur after the voltage electrification is effective, judging whether the voltage is in a set first voltage range after the voltage electrification is effective; the first voltage range is a voltage standard value which is larger than or equal to A times and smaller than or equal to B times; a is less than 1, B is greater than 1;
if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; wherein the second threshold is a voltage standard value of B times;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
Further, when the voltage value after the voltage abrupt change is greater than or equal to the second threshold, the step of judging that the voltage leakage exists to the voltage to be detected further includes:
when the voltage value after voltage mutation is smaller than a second threshold value, judging whether the voltage value after voltage mutation is in a set second voltage range or not; the second voltage range is a voltage reference value greater than or equal to C times and less than or equal to a times; c is less than A;
if yes, judging that the voltage to be tested leaks to other voltages;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
Further, when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; the step of judging that the voltage leakage exists for the voltage to be detected further comprises the following steps:
when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be smaller than the minimum leakage threshold value, judging whether the voltage after the mutation is in the set first voltage range or not;
if yes, judging that the voltage to be tested is normal and has no electric leakage;
if not, executing the steps of: and judging whether the voltage value after voltage mutation is larger than or equal to a set second threshold value.
The process of measuring different voltages of the server one by one to confirm the leakage voltage is not needed, the collected voltage is sent to the BMC, the BMC sends the real-time voltage value of the collected voltage to the processing module through the I2C bus, and the processing module performs relevant logic comparison inside the processing module, so that whether the leakage condition exists in the relevant voltage can be judged.
In a second aspect, the present invention provides a system for monitoring voltage leakage of a server, including a voltage information acquisition module, an analog-to-digital conversion module, a BMC and a processing module;
the voltage information acquisition module is used for acquiring real-time voltage information of the voltage related to the server;
the analog-to-digital conversion module is used for converting the acquired voltage information and transmitting the converted voltage information to the BMC;
the BMC is used for transmitting the real-time voltage information to the processing module;
the processing module is used for judging whether the voltage to be detected has abrupt change or not; if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not; when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that the voltage leakage exists to the voltage to be measured.
Further, the processing module is further configured to, when it is determined that the voltage abrupt change occurs before the enable signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid; if yes, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. The set voltage comprises a set minimum threshold voltage and a voltage standard value after electrification; the third voltage range is greater than or equal to the minimum leakage threshold and less than or equal to one half of the voltage standard value;
further, the processing module is further configured to determine, when it is determined that the voltage abrupt change occurs after the voltage power-up is valid, whether the voltage is within a set first voltage range after the voltage power-up is valid; if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. Wherein the second threshold is a voltage standard value of B times; the first voltage range is a voltage standard value which is larger than or equal to A times and smaller than or equal to B times; a is less than 1, B is greater than 1;
further, the processing module is further configured to determine whether the voltage value after the voltage abrupt change is within a set second voltage range when the voltage value after the voltage abrupt change is less than a second threshold; if yes, judging that the voltage to be tested leaks to other voltages; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. The second voltage range is a voltage reference value greater than or equal to C times and less than or equal to a times; c is less than A;
further, the processing module is further configured to determine whether the voltage after abrupt change is within a set first voltage range when the abrupt change occurs in a time sequence range in which the voltage is normally powered up and the voltage value before the abrupt change is determined to be less than a minimum leakage threshold.
Further, the processing module includes a CPLD.
Further, the BMC sends the real-time voltage value of the collected voltage to the CPLD through the I2C bus, and the CPLD internally performs relevant logic comparison to judge whether the relevant voltage has electric leakage.
The voltage collected by the analog-to-digital conversion module is sent to the BMC without measuring different voltages of the server one by one to confirm the leakage voltage, the BMC sends the real-time voltage value of the collected voltage to the CPLD through the I2C bus, and the CPLD internally carries out relevant logic comparison to judge whether the relevant voltage has leakage.
In a third aspect, the present invention further provides a method for implementing a system for monitoring voltage leakage of a server, including the following steps:
setting real-time voltage information of the related voltage of the acquisition server through an analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
the BMC is arranged to transmit the real-time voltage information to the processing module;
the setting processing module judges whether the voltage to be tested has abrupt change or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
Further, when the processing module is set to judge that the voltage mutation occurs after the voltage electrification is effective, judging whether the voltage is in a set first voltage range after the voltage electrification is effective; if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
In a fourth aspect, the present invention further provides an implementation apparatus for a system for monitoring voltage leakage of a server, where the implementation apparatus includes an acquisition setting unit, a BMC setting unit, and a processing module setting unit;
the acquisition setting unit is used for setting real-time voltage information of the related voltage of the acquisition server through the analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
the BMC setting unit is used for setting the BMC to transmit the real-time voltage information to the processing module;
the processing module setting unit is used for setting the processing module to judge whether the voltage to be detected has mutation or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
From the above technical scheme, the invention has the following advantages: the collected voltages are sent to the BMC, the BMC sends real-time voltage values of the monitored voltages to the CPLD through the I2C bus, the CPLD compares the real-time power-on conditions of the voltages with corresponding enabling signals and power-on voltage effective signals in time, and compares the real-time voltage values of the voltages with corresponding standard voltage values, so that whether the related voltages have abnormal power-on time sequence or cannot be powered on or not can be judged, and most importantly, the leakage condition of the related voltages can be judged.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
It can be seen that the present invention has outstanding substantial features and significant advances over the prior art, as well as its practical advantages.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic flow chart of a method of one embodiment of the invention.
Fig. 2 is a schematic flow chart of a method of another embodiment of the invention.
FIG. 3 is a schematic block diagram of a system of one embodiment of the present invention.
In the figure, the 11-voltage information acquisition module, the 22-analog-to-digital conversion module, the 33-BMC and the 44-processing module.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a method for monitoring voltage leakage of a server, including the following steps:
step 11: collecting real-time voltage information of the voltage related to the server;
step 12: transmitting the acquired voltage information to the BMC;
step 13: the BMC transmits the real-time voltage information to the processing module;
step 14: the processing module judges whether the voltage to be detected has abrupt change or not; if the mutation occurs, executing step 15, and if the mutation does not occur, jumping to execute step 11;
step 15: judging a time sequence range of the abrupt change, and comparing the voltage to be detected with the set voltage according to the range of the abrupt change to judge whether voltage leakage exists or not;
step 16: when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that the voltage leakage exists to the voltage to be measured.
In some embodiments, the step of determining the timing range in which the mutation is located further comprises:
when the voltage jump is judged to occur before the enable signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid;
if yes, judging that voltage leakage exists to the voltage to be detected;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
In some embodiments, the step of determining the timing range in which the mutation is located further comprises:
when the voltage mutation is judged to occur after the voltage electrification is effective, judging whether the voltage is in a set first voltage range after the voltage electrification is effective;
if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
In some embodiments, when the voltage value after the voltage abrupt change is greater than or equal to the second threshold, the step of determining that the voltage leakage exists to the voltage to be measured further includes:
when the voltage value after voltage mutation is smaller than a second threshold value, judging whether the voltage value after voltage mutation is in a set second voltage range or not;
if yes, judging that the voltage to be tested leaks to other voltages;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
In some embodiments, when the voltage jump occurs in the time sequence range of normal voltage electrification and the voltage value before the voltage jump is judged to be greater than or equal to the minimum leakage threshold value; the step of judging that the voltage leakage exists for the voltage to be detected further comprises the following steps:
when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be smaller than the minimum leakage threshold value, judging whether the voltage after the mutation is in the set first voltage range or not;
if yes, judging that the voltage to be tested is normal and has no electric leakage;
if not, executing the steps of: and judging whether the voltage value after voltage mutation is larger than or equal to a set second threshold value.
The set voltage comprises a set minimum threshold voltage and a voltage standard value after electrification;
in the embodiment of the invention, for example, the minimum threshold voltage is set to 0.1V and the voltage standard value V 0 Voltage V to be measured m The third voltage range is greater than or equal to the minimum leakage threshold and less than or equal to one half of the voltage standard value, i.e., 0.1 V.ltoreq.V m ≤0.5V 0 The method comprises the steps of carrying out a first treatment on the surface of the The first voltage range is a voltage standard value which is larger than or equal to A times and smaller than or equal to B times; setting A to 0.95, B to 1.05, and the first voltage range to 0.95V 0 ≤V m ≤1.05V 0 The method comprises the steps of carrying out a first treatment on the surface of the The second threshold is a voltage standard value of B times, i.e. 1.05V 0 The second voltage range is a voltage reference value greater than or equal to C times and less than or equal to a times; c is 0.7, the second voltage range is 0.7V 0 ≤Vm≤0.95V 0 The method comprises the steps of carrying out a first treatment on the surface of the The time sequence range of the normal electrification of the voltage is V m After the_EN signal is asserted and V m Before the_PG signal is valid, V m the_EN signal is an enable signal, V m the_PG signal voltage is powered on;
as shown in FIG. 2, one, if so, V m The abrupt change is in the time sequence range of normal electrification, and the judgment is continued:
1)、V m whether V before mutation m The voltage value is less than 0.1V, if less than 0.1V, and V m Post-mutation V m At 0.95V 0 -1.05V 0 Within the range, it can be concluded that the voltage V to be measured m The electrification is normal without electric leakage; if V after mutation m Not at 0.95V 0 -1.05V 0 In the range, the step of turning to III continues to judge V m Whether the voltage value after mutation is greater than 1.05V 0 If so, it can be concluded that other voltage leakage exists for the voltage V to be measured m The method comprises the steps of carrying out a first treatment on the surface of the If not, judge V m Whether or not after mutation is at 0.7V 0 -0.95V 0 Within (2), if not, it can be concluded that the voltage to be measured V m Abnormal power-on time sequence or related voltage regulator function abnormality or start-up and shutdown, if yes, the voltage V to be detected can be judged m There is leakage to other electricity. Judgment of V m Pre-mutation V m If the voltage value is greater than 0.1V, other voltage leakage exists to the voltage V to be measured m 。
2) If judge V m Pre-mutation V m If the voltage value is already greater than 0.1V, it can be concluded that other voltage leakage exists for the voltage V to be measured m 。
2. Vm mutation at V m Before the EN signal is valid, continuing to determine:
1)、V m v is less than or equal to 0.1V when the_EN signal is active m ≤0.5V 0 It can be concluded that other voltage leakage exists for the voltage V to be measured m ；
2)、V m V when the_EN signal is active m Is not in the range of 0.1V to 0.5V 0 Within the range due to V m The mutation is usually above 0.1V, which is the case for V m Greater than0.5V 0 To obtain the conclusion voltage V m Is abnormal in power up timing or related electrical VR function.
3. Vm mutation at V m After the_PG signal is valid, continuing to judge:
1)、V m v when the_PG signal is valid m Is not at 0.95V 0 -1.05V 0 Within the standard range of (2), the voltage V to be measured can be judged m Is abnormal in power-on timing or related electrical VR function;
2)、V m v when the_PG signal is valid m At 0.95V 0 -1.05V 0 Within the standard range of (2), continuing to judge V m Whether the voltage value after mutation is greater than 1.05V 0 ：
①V m The voltage value after abrupt change is more than 1.05V 0 It can be concluded that other voltage leakage exists for the voltage V to be measured m ；
②V m The voltage value after abrupt change is less than 1.05V 0 Continue to judge V m Whether or not after mutation is at 0.7V 0 -0.95V 0 If so, it can be determined that the voltage V to be measured m The electricity is leaked to other electricity; if not, it can be concluded that the voltage to be measured V m Abnormal power up timing or related electrical VR function or initiate shutdown.
The process of measuring different voltages of the server one by one to confirm the leakage voltage is not needed, the collected voltage is sent to the BMC, the BMC sends the real-time voltage value of the collected voltage to the processing module through the I2C bus, and the processing module performs relevant logic comparison inside the processing module, so that whether the leakage condition exists in the relevant voltage can be judged.
As shown in fig. 3, the technical scheme of the present invention provides a system for monitoring voltage leakage of a server, which comprises a voltage information acquisition module 11, an analog-to-digital conversion module 22, a BMC33 and a processing module 44;
the voltage information acquisition module 11 is used for acquiring real-time voltage information of the voltage related to the server;
the analog-to-digital conversion module 22 is configured to convert the collected voltage information and transmit the converted voltage information to the BMC33;
BMC33 for communicating real-time voltage information to processing module 44;
a processing module 44, configured to determine whether a voltage to be measured has an abrupt change; if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not; when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that the voltage leakage exists to the voltage to be measured.
It should be noted that, the processing module is further configured to, when it is determined that the voltage abrupt change occurs before the enable signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid; if yes, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. The method is also used for judging whether the voltage is in a set first voltage range after the voltage is powered on effectively when the voltage mutation is judged to occur after the voltage is powered on effectively; if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. The method is also used for judging whether the voltage value after voltage mutation is in a set second voltage range or not when the voltage value after voltage mutation is smaller than a second threshold value; if yes, judging that the voltage to be tested leaks to other voltages; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. And the voltage detecting circuit is also used for judging whether the voltage after abrupt change is in a set first voltage range or not when the voltage abrupt change occurs in a time sequence range of normal electrification of the voltage and the voltage value before the voltage abrupt change is less than a minimum leakage threshold value.
Wherein the processing module comprises a CPLD; the method comprises the steps of collecting real-time voltage values of relevant voltages of a server, transmitting real-time voltage information to a BMC through an I2C signal or an ADC signal, transmitting the real-time voltage information to a CPLD through the I2C signal, and analyzing the voltage to be detected inside the CPLD.
Firstly CPLD judges the voltage V to be measured m If the mutation occurs, the CPLD judges the V again m Whether or not voltage abrupt change occurs at V m After the_EN signal is asserted and V m Before the_PG signal is valid, i.e. V m The normal electrification time sequence range; if yes, continue to judge V m Whether V before mutation m The voltage value is less than 0.1V, if less than 0.1V, and V m Post-mutation V m At 0.95V 0 -1.05V 0 Within the range, it can be concluded that the voltage V to be measured m Normal electrification without leakage, if V after mutation m Not at 0.95V 0 -1.05V 0 Within the range, continue to judge V m Whether the voltage value after mutation is greater than 1.05V 0 If so, it can be concluded that other voltage leakage exists for the voltage V to be measured m The method comprises the steps of carrying out a first treatment on the surface of the If not, judge V m Whether or not after mutation is at 0.7V 0 -0.95V 0 Within (2), if not, it can be concluded that the voltage to be measured V m Abnormal power-on time sequence or related voltage regulator function abnormality or start-up and shutdown, if yes, the voltage V to be detected can be judged m There is leakage to other electricity. If judge V m Pre-mutation V m If the voltage value is greater than 0.1V, other voltage leakage exists to the voltage V to be measured m 。
When CPLD judges the voltage V to be measured m The time for mutation is not in V m After the_EN signal is asserted and V m Before the_PG signal is valid, two cases can be distinguished: first, vm mutation is at V m Before the EN signal is asserted, the CPLD continues to determine V in this case m Whether 0.1V is less than or equal to V when the_EN signal is valid m ≤0.5V 0 If so, it can also be determined that other voltage leakage exists for the voltage V to be measured m The method comprises the steps of carrying out a first treatment on the surface of the If not, it can be concluded that the power-up timing of the voltage Vm to be measured is abnormal or that the associated electrical VR functions are abnormal. V is V m At V m The CPLD continues to judge V under the condition that the_PG signal is suddenly changed after being valid m V when the_PG signal is valid m Whether or not to be at 0.95V 0 ≤V m ≤1.05V 0 If not, the voltage V to be measured can be judged m Is abnormal in power-on timing or related electrical VR function; if yes, continue to judge V m Whether the voltage value after mutation is greater than 1.05V 0 If so, it can be concluded that other voltage leakage exists for the voltage V to be measured m The method comprises the steps of carrying out a first treatment on the surface of the If not, judge V m Whether or not after mutation is at 0.7V 0 -0.95V 0 Within (2), if not, it can be concluded that the voltage to be measured V m Abnormal power-on time sequence or related power VR function or start-up and shutdown, if so, the voltage V to be detected can be judged m There is leakage to other electricity.
Voltage V to be measured through CPLD m The leakage condition of the voltage related to the server can be monitored by judging the voltage value and the change time, and whether the voltage to be detected leaks to other electricity or other electricity leaks to the voltage to be detected can be further judged.
The embodiment of the invention also provides a realization method of the system for monitoring the voltage leakage of the server, which comprises the following steps:
step 21: setting real-time voltage information of the related voltage of the acquisition server through an analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
step 22: the BMC is arranged to transmit the real-time voltage information to the processing module;
step 23: the setting processing module judges whether the voltage to be tested has abrupt change or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
When the voltage mutation is judged to occur after the voltage electrification is effective, the setting processing module judges whether the voltage is in a set first voltage range after the voltage electrification is effective; if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down. The functions of the processing module provided in the present embodiment include all the functions of the processing module in the above-described embodiment. And will not be described in detail herein.
The embodiment of the invention also provides a device for realizing the system for monitoring the voltage leakage of the server, which comprises an acquisition setting unit, a BMC setting unit and a processing module setting unit;
the acquisition setting unit is used for setting real-time voltage information of the related voltage of the acquisition server through the analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
the BMC setting unit is used for setting the BMC to transmit the real-time voltage information to the processing module;
the processing module setting unit is used for setting the processing module to judge whether the voltage to be detected has mutation or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
Although the present invention has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present invention is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and it is intended that all such modifications and substitutions be within the scope of the present invention/be within the scope of the present invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A method for monitoring server voltage leakage, comprising the steps of:
collecting real-time voltage information of the voltage related to the server;
transmitting the acquired voltage information to the BMC;
the BMC transmits the real-time voltage information to the processing module;
the processing module judges whether the voltage to be detected has abrupt change or not;
if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not;
when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that voltage leakage exists to the voltage to be detected;
if no mutation occurs, the steps are performed: collecting real-time voltage information of the voltage related to the server;
the step of determining the timing range in which the mutation is located further includes:
when the voltage jump is judged to occur before the enable signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid; the enabling signal is a server voltage enabling signal;
if yes, judging that voltage leakage exists to the voltage to be detected;
if not, judging whether the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or shut down;
when the voltage mutation is judged to occur after the voltage electrification is effective, judging whether the voltage is in a set first voltage range after the voltage electrification is effective;
if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected;
if not, judging whether the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or shut down;
when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, the step of judging that the voltage leakage exists for the voltage to be detected further comprises the following steps:
when the voltage value after voltage mutation is smaller than a second threshold value, judging whether the voltage value after voltage mutation is in a set second voltage range or not;
if yes, judging that the voltage to be tested leaks to other voltages;
if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
2. The method for monitoring voltage leakage of a server according to claim 1, wherein when the voltage jump occurs within a time sequence range of normal voltage electrification and the voltage value before the voltage jump is judged to be greater than or equal to a minimum leakage threshold value; the step of judging that the voltage leakage exists for the voltage to be detected further comprises the following steps:
when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be smaller than the minimum leakage threshold value, judging whether the voltage after the mutation is in the set first voltage range or not;
if yes, judging that the voltage to be tested is normal and has no electric leakage;
if not, executing the steps of: and judging whether the voltage value after voltage mutation is larger than or equal to a set second threshold value.
3. The system for monitoring the voltage leakage of the server is characterized by comprising a voltage information acquisition module, an analog-to-digital conversion module, a BMC and a processing module;
the voltage information acquisition module is used for acquiring real-time voltage information of the voltage related to the server;
the analog-to-digital conversion module is used for converting the acquired voltage information and transmitting the converted voltage information to the BMC;
the BMC is used for transmitting the real-time voltage information to the processing module;
the processing module is used for judging whether the voltage to be detected has abrupt change or not; if the mutation occurs, judging a time sequence range of the mutation, and comparing the voltage to be detected with the set voltage according to the range of the mutation to judge whether voltage leakage exists or not; when the voltage mutation occurs in the time sequence range of normal electrification of the voltage and the voltage value before the voltage mutation is judged to be larger than or equal to the minimum leakage threshold value; judging that voltage leakage exists to the voltage to be detected;
the processing module is also used for judging that the voltage abrupt change occurs before the enabling signal is valid; judging whether the voltage is in a set third voltage range after the enabling signal is valid; if yes, judging that voltage leakage exists to the voltage to be detected; if not, judging whether the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or shut down; the method is also used for judging whether the voltage is in a set first voltage range after the voltage is powered on effectively when the voltage mutation is judged to occur after the voltage is powered on effectively; if yes, judging whether the voltage value after voltage mutation is larger than or equal to a second threshold value; when the voltage value after the voltage mutation is judged to be larger than or equal to the second threshold value, judging that voltage leakage exists to the voltage to be detected; if not, judging whether the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or shut down; the method is also used for judging whether the voltage value after voltage mutation is in a set second voltage range or not when the voltage value after voltage mutation is smaller than a second threshold value; if yes, judging that the voltage to be tested leaks to other voltages; if not, judging that the power-on time sequence of the voltage to be detected is abnormal or the related voltage regulator is abnormal in function or is shut down.
4. A method for implementing a system for monitoring server voltage leakage based on claim 3, comprising the steps of:
setting real-time voltage information of the related voltage of the acquisition server through an analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
the BMC is arranged to transmit the real-time voltage information to the processing module;
the setting processing module judges whether the voltage to be tested has abrupt change or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
5. An implementation device of the system for monitoring voltage leakage of a server according to claim 3 is characterized by comprising an acquisition setting unit, a BMC setting unit and a processing module setting unit;
the acquisition setting unit is used for setting real-time voltage information of the related voltage of the acquisition server through the analog-to-digital conversion module and transmitting the acquired voltage information to the BMC;
the BMC setting unit is used for setting the BMC to transmit the real-time voltage information to the processing module;
the processing module setting unit is used for setting the processing module to judge whether the voltage to be detected has mutation or not; if the voltage is suddenly changed, judging the time sequence range of the sudden change, and comparing the voltage to be tested with the set voltage according to the range of the sudden change to judge whether voltage leakage exists or not.
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