CN105404575A - Energy consumption measurement method and apparatus for application in mobile terminal - Google Patents

Energy consumption measurement method and apparatus for application in mobile terminal Download PDF

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Publication number
CN105404575A
CN105404575A CN201510705764.5A CN201510705764A CN105404575A CN 105404575 A CN105404575 A CN 105404575A CN 201510705764 A CN201510705764 A CN 201510705764A CN 105404575 A CN105404575 A CN 105404575A
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mobile terminal
application
component
energy consumption
hardware component
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高鹏
郭骞
石聪聪
余勇
范杰
李尼格
俞庚申
曹宛恬
冯谷
叶云
鲍兴川
蒋诚智
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State Grid Corp of China SGCC
Smart Grid Research Institute of SGCC
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State Grid Corp of China SGCC
Smart Grid Research Institute of SGCC
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/3058—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations
    • G06F11/3062—Monitoring arrangements for monitoring environmental properties or parameters of the computing system or of the computing system component, e.g. monitoring of power, currents, temperature, humidity, position, vibrations where the monitored property is the power consumption
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
    • G06F11/3452—Performance evaluation by statistical analysis
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Computer Hardware Design (AREA)
  • Probability & Statistics with Applications (AREA)
  • Evolutionary Biology (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Telephone Function (AREA)

Abstract

The invention relates to an energy consumption measurement method and apparatus for an application in a mobile terminal. The method comprises: obtaining power consumption values P of a hardware component of the mobile terminal in different states; running the application in the mobile terminal, obtaining an application code analysis result Ca, and describing the analysis result Ca; and in combination with the application code analysis result Ca and the power consumption values P, calculating the energy consumption E of the application in the mobile terminal, so that accurate measurement of the energy consumption of the application is realized. The method is used for guiding development personnel to measure the energy consumption of the application in the mobile terminal, so that the problem that existing measurement of energy consumption of an application in a mobile terminal is non-standard can be solved, the energy consumption of the application in the mobile terminal is optimized and reduced, and the continuous service time is prolonged on the premise of limited power conditions.

Description

Mobile terminal application energy consumption measuring method and device
Technical Field
The invention relates to a measuring method and a measuring device, in particular to a measuring method and a measuring device for application energy consumption of a mobile terminal.
Background
In recent years, the market of mobile terminals is rapidly developing. However, with the long-term stoppage of battery manufacturing processes, energy has become a development bottleneck of mobile terminal devices, and energy consumption also affects the reliability and service life of mobile terminals. Currently, a large number of mobile terminals are in a long-time operation state. Since mobile terminals are generally small in size, an increase in power consumption may significantly increase the temperature of the terminal device. According to statistics, the failure rate of the mobile equipment is doubled by increasing the temperature of the mobile equipment every 15 ℃, and the service life of the equipment is influenced by higher temperature. Therefore, for many mobile terminal devices with safety in production and life, it is important to research the application of the energy consumption measurement technology to the mobile terminal.
The energy consumption measurement of the mobile terminal application refers to measuring the energy consumption of the mobile terminal application in actual operation. At present, both in industry and academic circles, development engineers and end users have begun to pay attention to the energy consumption of mobile terminals. However, the technology for measuring the energy consumption has the problems of coarse granularity and low measurement efficiency. These limitations make large numbers of mobile applications more or less wasteful of energy consumption.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a method and a device for measuring the application energy consumption of a mobile terminal, which solve the problems of coarse granularity, low efficiency and the like in the prior art for measuring the application energy consumption of the mobile terminal.
The purpose of the invention is realized by adopting the following technical scheme:
a method for measuring energy consumption of mobile terminal application, the method comprising:
(1) acquiring power consumption values P of mobile terminal hardware components in different states;
(2) running the application program of the mobile terminal, acquiring an application code analysis result Ca, and describing the analysis result Ca;
(3) and calculating the application energy consumption E of the mobile terminal by combining the application code analysis result Ca and the power consumption value P.
Preferably, in the step (1), the mobile terminal hardware component includes Display, WiFi and GPS; the states include an on state, and an off state.
Preferably, in the step (1), a power measurer is adopted to obtain a power consumption value P of the mobile terminal component; when an application program is executed, the processor dynamically adjusts the working voltage and frequency according to a predefined frequency voltmeter by utilizing a dynamic voltage and frequency adjusting technology DVFS; when no application is executing, the processor is in IDLE state with lowest power consumption value P.
Preferably, the obtaining of the application code analysis result Ca in step (2) includes calling the hardware component type, the component calling frequency, the component calling probability, and the component calling time of the mobile terminal through the application code.
Further, the expression of the application code analysis result Ca is:
Ca＝<S，N，C，t>；
wherein S is the component type called by the application code; wherein, S { S1, S2., Sm } represents m types of hardware components included in the mobile terminal; n is the number of times of calling the hardware component by the application code; c is the probability of calling the hardware component by the application code; t is the time when the application code calls the hardware component.
Preferably, the method for calculating the application energy consumption E of the mobile terminal in the step (3) includes: analyzing the result C according to the component power consumption value P and the application codeaAcquiring application energy consumption E, wherein the expression is as follows:
E = &Sigma; i = 1 k &Sigma; j = 1 k P ( C P U ) j * t ( C P U ) j + N i j * P i j * C i j * t i j
wherein, i ∈ S, S is the component of the i-th class, S1, S2, Sm, S is the hardware component set contained in the mobile terminal, P (CPU)jIs the power consumption value, t, of the CPU in the jth statejFor the time of the CPU in the j-th state, Ni jFor the number of calls, P, of the ith class component in the jth statei jIs the power consumption value, C, of the ith hardware component in the jth statei jIs the calling probability, t, of the ith class hardware component in the jth statei jThe calling time of the ith type hardware component in the jth state is obtained.
An apparatus for measuring energy consumption of a mobile terminal application, the apparatus comprising: the device comprises a control unit, a power measurer, a time measurer, a code analysis unit, an execution unit and a mobile terminal hardware component; the code analysis unit connected with the control unit is respectively connected with the mobile terminal hardware component and the execution unit; and the mobile terminal hardware component is respectively connected with the power measurer and the time measurer. Wherein,
the control unit is used for running the application program of the mobile terminal and calling the application code;
the code analysis unit is used for acquiring an application code analysis result Ca;
the power measurer is used for acquiring a power consumption value P of the mobile terminal component;
the time measurer is used for recording the calling time of the mobile terminal hardware component in different states;
and the execution unit is used for calculating the application energy consumption E of the mobile terminal.
Compared with the prior art, the invention has the following beneficial effects:
according to the method and the device for measuring the energy consumption of the mobile terminal application, the energy consumption value of each component is obtained through analyzing the energy consumption of the hardware component of the mobile terminal, and then the components related to the application are weighted and calculated according to the application code analysis result, so that the method and the device for measuring the energy consumption of the mobile terminal application are obtained, and developers and business personnel are guided to measure the energy consumption of the mobile terminal application. The acquisition of the energy consumption value of the component, the analysis of the application code and the analysis of the application energy consumption are introduced, so that the optimization and the reduction of the application energy consumption of the mobile terminal are realized, and the continuous service time is prolonged on the premise of limited power supply conditions.
The problem that the application energy consumption measurement of the existing mobile terminal is not standard is solved, and more standard and accurate application energy consumption measurement can be guided.
Drawings
Fig. 1 is a flowchart of a method for measuring energy consumption of a mobile terminal application according to the present invention;
fig. 2 is a schematic structural diagram of an apparatus for measuring energy consumption of a mobile terminal application according to the present invention;
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1, a method for measuring energy consumption of a mobile terminal application includes:
(1) acquiring power consumption values P (ComponentspowerConsumationvalues) of mobile terminal hardware components in different states, wherein the mobile terminal hardware components comprise Display, WiFi, GPS, NIC (network interface), and the like; the different states include an on state, an off state, and the like.
In the step (1), a power measurer is adopted to obtain a power consumption value P of the mobile terminal component; for example, a control unit controls a certain component of the mobile terminal to enable the component to be in an ON state (ON), and a power consumption value of the component in the ON state is obtained through a power measurer; and controlling the application operation of the mobile terminal through the control unit, controlling the component to be in an ACTIVE state (ACTIVE), and obtaining a power consumption value of the component in the ACTIVE state through the power measurer. Referring to the above manner, each component of the mobile terminal is controlled by the control unit to be in each working state, and a specific power consumption value is measured, so that the power consumption values P of the component in different states are calculated. (4) And establishing a component power consumption value table according to the acquired power consumption values of the components in different states, wherein the table is shown in table 1.
Hardware component state and corresponding power consumption table
When an application program is executed, the processor dynamically adjusts the working voltage and frequency according to a predefined frequency voltmeter by utilizing a dynamic voltage and frequency adjusting technology DVFS; when no application is executing, the processor is in IDLE state with lowest power consumption value P.
For example, the power consumption value P of each component of the Android mobile terminal may be obtained according to a power consumption analyzer configuration file (powerprofile. When no application is executing, the processor is in the IDLE state with the lowest power consumption. When an application is executed on the processor, the processor dynamically adjusts the operating voltage and frequency according to a predefined frequency voltmeter to conserve battery power using Dynamic Voltage and Frequency Scaling (DVFS) techniques.
(2) Running the application program of the mobile terminal, obtaining an application code analysis result Ca (codeanalysis), and describing the analysis result Ca; the obtaining of the application code analysis result Ca in the step (2) includes calling the hardware component type, the component calling frequency, the component calling probability, and the component calling time of the mobile terminal through the application code.
The expression of the application code analysis result Ca is:
Ca＝<S，N，C，t>；
wherein S is the component type called by the application code; wherein, S { S1, S2., Sm } represents m types of hardware components included in the mobile terminal; n is the number of times of calling the hardware component by the application code; c is the probability of calling the hardware component by the application code; t is the time when the application code calls the hardware component.
(3) And calculating application energy consumption E (application energy consumption consistency calculation) of the mobile terminal by combining the application code analysis result Ca and the power consumption value P. The method comprises the following steps: analyzing the result C according to the component power consumption value P and the application codeaObtaining an expression of application energy consumption E as follows:
E = &Sigma; i = 1 k &Sigma; j = 1 k P ( C P U ) j * t ( C P U ) j + N i j * P i j * C i j * t i j
wherein, i ∈ S, S is the component of the i-th class, S1, S2, Sm, S is the hardware component set contained in the mobile terminal, P (CPU)jIs the power consumption value, t, of the CPU in the jth statejFor the time of the CPU in the j-th state, Ni jFor the number of calls, P, of the ith class component in the jth statei jIs the power consumption value, C, of the ith hardware component in the jth statei jIs the calling probability, t, of the ith class hardware component in the jth statei jThe calling time of the ith type hardware component in the jth state is obtained.
As shown in fig. 2, an apparatus for measuring energy consumption of a mobile terminal application, the apparatus includes: the device comprises a control unit, a power measurer, a time measurer, a code analysis unit, an execution unit and a mobile terminal hardware component; the code analysis unit connected with the control unit is respectively connected with the mobile terminal hardware component and the execution unit; and the mobile terminal hardware component is respectively connected with the power measurer and the time measurer. Wherein,
the control unit is used for running the application program of the mobile terminal and calling the application code;
the code analysis unit is used for acquiring an application code analysis result Ca;
the power measurer is used for acquiring a power consumption value P of the mobile terminal component;
the time measurer is used for recording the calling time of the mobile terminal hardware component in different states;
and the execution unit is used for calculating the application energy consumption E of the mobile terminal.
For convenience of description, we assume the metric example of the mobile terminal application as follows:
a certain company plans to measure various mobile applications on a GT-I9108 mobile terminal, and realizes measurement of energy consumption of the terminal application. The analysis is carried out according to the measuring method of the application energy consumption of the mobile terminal, and the specific embodiment is as follows:
1. the following table is used to obtain power consumption values for various components on the GT-I9108 mobile terminal.
2. And running map software, game software and music software of the GT-I9108 mobile terminal, and analyzing application codes of the three application software. Ca is available as the result of analysis of application code of map softwareaThe result of the analysis of the application code of the game software can be represented by CabThat is, the result of the analysis of the application code of the music software can be represented by CacIs represented by Caa＝<Si，Ni，Ci，ti>The related components mainly comprise WiFi, GPS and the like, and each component corresponds to respective N under different statesi，Ci，ti；Cab＝<Si，Ni，Ci，ti>The related components mainly comprise WiFi, Display and the like, Cac＝<Si，Ni，Ci，ti>The components involved include primarily WiFi, Bluetooth, etc.
3. Determining a formalized expression mode of the application energy consumption of GT-I9108 mobile terminal map software, game software and music software according to the GT-I9108 mobile terminal component power consumption value table and the application code analysis result:
E(t)a＝E(CPU)+E2 j+E3 j+Ei j(i, j are natural numbers)
E(t)b＝E(CPU)+E2 j+E4 j+Ei j(i, j are natural numbers)
E(t)c＝E(CPU)+E2 j+E5 j+Ei j(i, j are natural numbers)
E(CPU)＝P(CPU)j*tj；E2 j＝N2 j*P2 j*C2 j*t2 j；E3 j＝N3 j*P3 j*C3 j*t3 j；
E4 j＝N4 j*P4 j*C4 j*t4 j；E5 j＝N5 j*P5 j*C5 j*t5 j；
Ei j＝Ni j*Pi j*Ci j*ti j(i, j are natural numbers)
Wherein P (CPU) represents the ability of CPU in different statesConsuming, E2 jRepresenting energy consumption of WiFi in different states, E3 jIndicating energy consumption of the GPS in different states, E4 jIndicating energy consumption of Diapal in different states, E5 jIndicating the energy consumption of Bluetooth in different states, Ei jRepresenting the energy consumption of a certain class of components in different states.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.

Claims (7)

1. A method for measuring energy consumption of mobile terminal application is characterized in that the method comprises the following steps:
(1) acquiring power consumption values P of mobile terminal hardware components in different states;
(2) running the application program of the mobile terminal, acquiring an application code analysis result Ca, and describing the analysis result Ca;
(3) and calculating the application energy consumption E of the mobile terminal by combining the application code analysis result Ca and the power consumption value P.
2. The method of claim 1, wherein in step (1), the mobile terminal hardware components include Display, WiFi and GPS; the states include an on state, and an off state.
3. The method of claim 1, wherein in the step (1), a power measurer is used to obtain the power consumption value P of the mobile terminal component; when an application program is executed, the processor dynamically adjusts the working voltage and frequency according to a predefined frequency voltmeter by utilizing a dynamic voltage and frequency adjusting technology DVFS; when no application is executing, the processor is in IDLE state with lowest power consumption value P.
4. The method of claim 1, wherein the obtaining of the application code analysis result Ca in step (2) comprises calling a hardware component type, a component calling number, a component calling probability, and a component calling time of the mobile terminal through the application code.
5. The method of claim 4, wherein the expression of the application code analysis result Ca is:
Ca＝<S，N，C，t>；
wherein S is the component type called by the application code; wherein, S { S1, S2., Sm } represents m types of hardware components included in the mobile terminal; n is the number of times of calling the hardware component by the application code; c is the probability of calling the hardware component by the application code; t is the time when the application code calls the hardware component.
6. The method of claim 1, wherein the step (3) of calculating the energy consumption E of the application of the mobile terminal comprises: analyzing the result C according to the component power consumption value P and the application codeaAcquiring application energy consumption E, wherein the expression is as follows:
E = &Sigma; i = 1 k &Sigma; j = 1 k P ( C P U ) j * t ( C P U ) j + N i j * P i j * C i j * t i j
wherein, i ∈ S, S is the component of the i-th class, S1, S2, Sm, S is the hardware component set contained in the mobile terminal, P (CPU)jIs the power consumption value, t, of the CPU in the jth statejFor the time of the CPU in the j-th state, Ni jFor the number of calls, P, of the ith class component in the jth statei jIs the power consumption value, C, of the ith hardware component in the jth statei jFor invocation of class i hardware component in jth stateProbability, ti jThe calling time of the ith type hardware component in the jth state is obtained.
7. An apparatus for measuring energy consumption of a mobile terminal application, the apparatus comprising: the device comprises a control unit, a power measurer, a time measurer, a code analysis unit, an execution unit and a mobile terminal hardware component; the code analysis unit connected with the control unit is respectively connected with the mobile terminal hardware component and the execution unit; and the mobile terminal hardware component is respectively connected with the power measurer and the time measurer. Wherein,
the control unit is used for running the application program of the mobile terminal and calling the application code;
the code analysis unit is used for acquiring an application code analysis result Ca;
the power measurer is used for acquiring a power consumption value P of the mobile terminal component;
the time measurer is used for recording the calling time of the mobile terminal hardware component in different states;
and the execution unit is used for calculating the application energy consumption E of the mobile terminal.
CN201510705764.5A 2015-10-27 2015-10-27 Energy consumption measurement method and apparatus for application in mobile terminal Pending CN105404575A (en)

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