CN108063773A - A kind of application service cut-in method and device based on mobile edge calculations - Google Patents
A kind of application service cut-in method and device based on mobile edge calculations Download PDFInfo
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- CN108063773A CN108063773A CN201810141499.6A CN201810141499A CN108063773A CN 108063773 A CN108063773 A CN 108063773A CN 201810141499 A CN201810141499 A CN 201810141499A CN 108063773 A CN108063773 A CN 108063773A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/131—Protocols for games, networked simulations or virtual reality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
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Abstract
This disclosure relates to a kind of application service cut-in method and device based on mobile edge calculations.For this method applied in the application service access system for including multiple MEC servers groups, MEC servers group includes multiple MEC servers, and application service is accessed by MEC servers in application service access system, the described method includes：Local MEC servers group calculates the execution resource performed needed for session according to the session request information from client layer；According to resource information possessed by the execution resource and local MEC server groups that are calculated, judge whether local MEC servers group is able to carry out session；In the case where local MEC servers group is able to carry out session, then session is performed in local MEC servers group and/or neighbouring MEC servers group.The disclosure enables the application service of access in the case of stringent satisfaction delay requirement, reliable at a high speed to run.
Description
Technical field
This disclosure relates to field of cloud computer technology more particularly to a kind of application service access side based on mobile edge calculations
Method and device.
Background technology
The concept of cloud computing is becoming the core technology of numerous industries including game industry.Video class based on cloud
It plays and new opportunity is brought for game industry, user can run High-end graphics game in any low side devices, without height
Performance hardware requirement.Although its is with the obvious advantage, cloud game endures end-to-end big delay to the fullest extent, transmits high code check and high in the clouds meter always
Calculate the puzzlement of complexity.
The idea of cloud game is to capture game events from player and be transmitted to cloud, handles these events and in Yun Zhongyun
Row game logic, video scene of game being rendered into cloud, and the video is streaming to player.As long as client can be shown
Show video, a systems such as almost all of smart mobile phone, tablet computer, game machine, desktop computer, laptop or even VR glasses
Row display device can play game, without locally-installed there is advanced 3D figures to render and powerful calculated performance
Machine.
Although cloud game is quickly grown, cloud game fundamentally still faces：Cloud game is to network delay and shakes very quick
Sense can seriously reduce the interactive experience of video-game.Compared with video on demand, video can tolerate height during video playing
Interruption and buffering up to several seconds, and interactive cloud game is then extremely sensitive to postponing, it is particularly necessary in multiplayer's pattern
Practical operating conditions or the picture close to fact.
The content of the invention
In view of this, the present disclosure proposes a kind of application service cut-in method and device, to solve traditional cloud game
The problem of data delay is big in cut-in method, and interactive experience is poor.
According to another aspect of the present disclosure, a kind of application service cut-in method is provided, applied to including multiple mobile sides
Edge is calculated in the application service access system of MEC server groups, and the MEC servers group includes multiple MEC servers, described to answer
It is accessed with service by MEC servers in the application service access system, the described method includes：
Local MEC servers group calculates according to the session request information from client layer and performs money needed for execution session
Source；
According to resource information possessed by the execution resource and the local MEC server groups that are calculated, institute is judged
State whether local MEC servers group is able to carry out session；
In the case where the local MEC server groups are able to carry out session, in the local MEC servers group and/or
Neighbouring MEC servers group performs the session.
According to another aspect of the present disclosure, a kind of application service access device is provided, applied to including multiple mobile sides
Edge is calculated in the application service access system of MEC server groups, and the MEC servers group includes multiple MEC servers, described to answer
It is accessed with service by MEC servers in the application service access system, described device includes：
Resource Calculation module is performed, for according to the session request information from client layer, calculating and performing needed for session
Perform resource；
First judgment module, for the money according to possessed by the execution resource and local MEC server groups that are calculated
Source information, judges whether the local MEC servers group is able to carry out session；
First execution module, in the case of being able to carry out session in the local MEC server groups, in the local
MEC servers group and/or neighbouring MEC servers group perform the session.According to another aspect of the present disclosure, a kind of answer is provided
With service access device, including：
Processor；
For storing the memory of processor-executable instruction；
Wherein, the processor is configured as：Perform the application service cut-in method.
According to another aspect of the present disclosure, a kind of non-volatile computer readable storage medium storing program for executing is provided, is stored thereon with
Computer program instructions, the computer program instructions realize the application service cut-in method when being executed by processor.
After calculating the execution resource performed needed for session by MEC server groups, according to execution resource and MEC servers
Resource possessed by group judges whether that session can be performed in MEC servers group, if it is then in MEC servers group and neighbouring
MEC servers group performs session.The disclosure carries out the calculating for performing session and resource in MEC servers group so that access
Application service can be reliable at a high speed to run in the case of stringent satisfaction delay requirement.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, the other feature and aspect of the disclosure will become
It is clear.
Description of the drawings
Comprising in the description and the attached drawing of a part for constitution instruction and specification together illustrate the disclosure
Exemplary embodiment, feature and aspect, and the principle for explaining the disclosure.
Fig. 1 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure；
Fig. 2 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure；
Fig. 3 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure；
Fig. 4 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure；
Fig. 5 shows the schematic diagram of the application service access device according to one embodiment of the disclosure；
Fig. 6 shows the schematic diagram of the application service access device according to one embodiment of the disclosure；
Fig. 7 shows the application service access system structure chart according to one embodiment of the disclosure；
Fig. 8 shows the application service cut-in method flow diagram according to one embodiment of the disclosure；
Fig. 9 is the block diagram according to a kind of device accessed for application service shown in an exemplary embodiment；
Figure 10 is the block diagram according to a kind of device accessed for application service shown in an exemplary embodiment.
Specific embodiment
Various exemplary embodiments, feature and the aspect of the disclosure are described in detail below with reference to attached drawing.It is identical in attached drawing
Reference numeral represent functionally the same or similar element.Although the various aspects of embodiment are shown in the drawings, remove
It non-specifically points out, it is not necessary to attached drawing drawn to scale.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.
In addition, in order to better illustrate the disclosure, numerous details is given in specific embodiment below.
It will be appreciated by those skilled in the art that without some details, the disclosure can equally be implemented.In some instances, for
Method well known to those skilled in the art, means, element and circuit are not described in detail, in order to highlight the purport of the disclosure.
Fig. 1 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure, as shown in Figure 1, described should
It is applied to include in the application service access systems of multiple mobile edge calculations MEC server groups with service cut-in method, it is described
MEC servers group includes multiple MEC servers, and the application service accesses the application service access system by MEC servers
In system, described method includes following steps：
Step S10, local MEC servers group are calculated and performed needed for session according to the session request information from client layer
Execution resource.
Step S20 believes according to resource possessed by the execution resource and the local MEC server groups that are calculated
Breath, judges whether the local MEC servers group is able to carry out session.
Step S30, in the case where the local MEC server groups are able to carry out session, in the local MEC servers
Group and/or neighbouring MEC servers group perform the session.
Mobile edge calculations MEC (Mobile Edge Computing) provides user nearby using Radio Access Network
Required service and high in the clouds computing function create a carrier grade service environment for possessing high-performance, low latency and high bandwidth, add
Every content in fast network, service and alllication it is quick-downloading, consumer is allowed to enjoy continual high network quality experience.
In the disclosure, referring to Fig. 7, application service access system includes client layer, MEC layers and cloud service center layer.Its
Middle client layer includes various thin clients, such as laptop, desktop computer, tablet computer, smart mobile phone and wearable
Equipment etc..User runs application service on thin client, and the session request information of user is sent to MEC layers by thin client
Afterwards, application server access system is accessed.MEC layers include multiple MEC servers groups, and each MEC servers group includes multiple MEC
Server, session request from the user are serviced from after one of MEC servers access application service access system by MEC
Device group provides the application service area access service based on mobile edge calculations to the user.Cloud Server central core for MEC layer with
Client layer provides most optimum distribution of resources etc. and carries out the whole resource allocation of whole system, and runs MEC layers and can not run
Partial session.Application service access system includes game class access system, financial service class access system, the access of social interaction server class
System etc..
It is a kind of typical case scene of application server access system below：
By taking the access service of cloud game as an example：The session request information that local MEC servers group receives, including following letter
At least one of breath：Type of play, user mobility, user video resolution ratio, access in radio or wireless access, member's grade
Deng.Local MEC servers group where the MEC servers of access performs money according to needed for session request information calculates session
Source.It performs resource and includes but not limited to computing resource and network bandwidth.
Local MEC servers group judges local MEC according to the execution resource being calculated and the resource information itself possessed
Whether server group is able to carry out session.The resource information that local MEC servers group itself possesses, includes the computing resource of itself
And bandwidth resources.In the case where local MEC servers group is able to carry out session, from the MEC servers group and/or neighbouring
In MEC server groups, optimal server and gateway path are selected, performs the session.The neighbouring MEC server groups include
There are the MEC server groups of direct connection relation with the MEC servers.
Switching network network layers use software defined network SDN (Software Defined Network) technology, by data Layer
Separated with key-course, reduce the machine utilization of application service access system, the network delay of optimization system, reduce operating cost,
Reduce configuration error and easily and fast deployment services device etc..
Fig. 2 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure, as shown in Fig. 2, with it is above-mentioned
Embodiment the difference is that, the method further includes following steps：
Step S40, in the case where the local MEC servers group cannot perform session, according to neighbouring MEC server groups
Resource information, the bandwidth information between the local MEC servers group and neighbouring MEC server groups, judge that neighbouring MEC is serviced
Whether device group is able to carry out the session.
Step S50 in the case where neighbouring MEC server groups are able to carry out the session, is held in neighbouring MEC server groups
The row session.
In a kind of possible realization method in the case where local MEC servers group cannot perform session, judge neighbouring
Whether MEC servers group can perform the session.When neighbouring MEC server groups are able to carry out the session, taken in neighbouring MEC
Session is performed in business device group.
In a kind of possible realization method, believed according to the resource of the neighbouring MEC servers group of local MEC servers group
Bandwidth information between breath, local MEC servers group and neighbouring MEC server groups, filter out be able to carry out session alternatively
Neighbouring MEC server groups.It is then possible to only in alternative neighbouring MEC servers group, the server most having and path is selected to hold
Guild is talked about.
Fig. 3 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure, as shown in figure 3, with it is above-mentioned
Embodiment the difference is that, the method further includes following steps：
Step S60 in the case where neighbouring MEC servers group cannot perform the session, is sent to cloud service center layer
The session request information, so that cloud service center layer performs the session according to the session request information received.
In a kind of possible realization method in the case that neighbouring MEC servers group can not perform the session, to
Cloud service center layer sends the session request information, and the session is performed by cloud service center.
Fig. 4 shows the flow chart of the application service cut-in method according to one embodiment of the disclosure, as shown in figure 4, with it is above-mentioned
Embodiment the difference is that, the method further includes following steps：
Step S70, receives the session request outstanding message that cloud service center layer returns, and the session request outstanding message is used
The session cannot be performed in expression cloud service center layer.
Step S80, according to resource information possessed by session request outstanding message and the local MEC server groups, weight
Newly judge whether the local MEC servers group is able to carry out the session.
In a kind of possible realization method, cloud service center is according to resources such as the network bandwidths of itself and receives
Session request information, when judgement can not perform the session, it will words carry out etc. pending, and final cloud service center is to local
MEC servers group returns to session request outstanding message.After local MEC servers group receives session request outstanding message, again
Judge whether local MEC servers group is able to carry out the session.
In a kind of possible realization method, the execution session in above-described embodiment includes：
According to session request information, resource information, time delay optimization object function and constraints, determine to perform the session
Gateway path and MEC servers；
Using the gateway path and MEC servers determined, the session is performed.
When local MEC servers group and neighbouring MEC servers group perform session, being held according to session request information
After row resource, further according to local MEC servers group and and neighbouring MEC server groups resource information, such as local MEC servers
Group and and the computing resource and bandwidth resources of neighbouring MEC server groups and the time delay optimization object function of structure and default
Constraints after solving time delay optimization object function, determines to perform the optimal service device and gateway path of session.
When neighbouring MEC servers group performs session, being obtained according to session request information after performing resource, further according to neighbour
The resource information of nearly MEC server groups, for example, computing resource adjacent to MEC server groups and bandwidth resources and structure when
Prolong optimization object function and default constraints, after solving time delay optimization object function, determine to perform the optimal service of session
Device and gateway path.
Fig. 5 shows the schematic diagram of the application service access device according to one embodiment of the disclosure, as shown in figure 5, being applied to
In application service access system including multiple mobile edge calculations MEC server groups, the MEC servers group includes multiple
MEC servers, the application service are accessed by MEC servers in the application service access system, and described device includes：
Resource Calculation module 41 is performed, for according to the session request information from client layer, calculating and performing needed for session
Execution resource；
First judgment module 42, for according to possessed by the execution resource and local MEC server groups that are calculated
Resource information, judges whether the local MEC servers group is able to carry out session；
First execution module 43, in the case of being able to carry out session in the local MEC server groups, at described
Ground MEC servers group and/or neighbouring MEC servers group perform the session.Fig. 6 shows the application according to one embodiment of the disclosure
The schematic diagram of access device is serviced, as shown in fig. 6, in a kind of possible realization method, described device further includes：
Second judgment module 44, for it cannot perform session in the local MEC servers group in the case of, then according to neighbour
Resource information, the local MEC servers group and the bandwidth information between MEC server groups of nearly MEC server groups, sentence
Whether disconnected neighbouring MEC servers group is able to carry out the session；
Second execution module 45, in the case of being able to carry out the session in neighbouring MEC server groups, neighbouring
MEC servers group performs the session.
In a kind of possible realization method, described device further includes：
Sending module 46, for it cannot perform the session in neighbouring MEC servers group in the case of, to cloud service center
Layer sends the session request information, so that cloud service center layer performs the session according to the session request information received.
In a kind of possible realization method, described device further includes：
Session request outstanding message receiving module 47, the session request for receiving the return of cloud service center layer wait letter
Breath, the session request outstanding message are used to represent that cloud service center layer cannot perform the session；
3rd judgment module 48, for according to possessed by session request outstanding message and the local MEC server groups
Resource information, rejudges whether the local MEC servers group is able to carry out the session.
In a kind of possible realization method, 43 and second execution module 45 of the first execution module is additionally operable to according to meeting
Talk about solicited message, resource information, time delay optimization object function and constraints, determine to perform the gateway path of the session and
MEC servers；Using the gateway path and MEC servers determined, the session is performed.
To better illustrate disclosed method, example 1 below is one exemplary embodiment of the disclosure.
Embodiment 1：
First, Fig. 7 shows the application service access system structure chart according to one embodiment of the disclosure, as shown in fig. 7, this reality
It applies example and discloses a kind of cloud game access system based on mobile edge calculations (MEC), the cloud game access system includes：
First layer is client layer, and using thin client, such as PC, laptop, tablet computer, smart mobile phone is wearable
Equipment (VR, AR) runs various large-scale and complicated game.As shown in fig. 7, client layer mainly include customer controller module,
Screen display module and video decoder module.
The second layer is mobile edge calculations (MEC) layer, is that will calculate the edge for taking mobile network to storage resource so that
Game player can access cloud service fast and reliablely in the case where meeting strict delay requirements.As shown in fig. 7, MEC layers
It is main to include controlling and receiving device module, game logic module, scene rendering module, video encoder module and video flowing mould
Block.
Third layer is switching network network layers, using software defined network (SDN) technology, data Layer and key-course is separated, two
Person is established the link using open unified interface (such as OpenFlow).Based on software defined network (SDN) switching network network layers
Apparatus of load can be effectively reduced, optimization system network delay reduces overall cost of operation, reduces configuration error, fast and easy
Deployment.
4th layer is cloud service center layer, for mobile edge calculations (MEC) layer and client layer, by being based on software definition
Network (SDN) switching network network layers carry out the optimization allotment of overall situation SDN controllers.
Based on cloud game access system as shown in Figure 7, Fig. 8 shows to be accessed according to the application service of one embodiment of the disclosure
Method flow schematic diagram, application service cut-in method as shown in Figure 8 include the following steps：
Step 1, user asks gaming session.
Step 2, local MEC confirms gaming session solicited message.For example, it can include in session request information：1) play
Type, 2) user mobility, 3) user video resolution ratio, 4) access in radio/wireless access, 5) member's grade etc.；User is believed
Breath deposit distributed data base, establishes gaming session request list.
Step 3, by the combination of a variety of machine learning algorithm models, real-time and precise prediction is performed needed for dependent game session
Computing resource and network bandwidth.
Step 4, the net between computing resource and network bandwidth list and each MEC in local and each neighbouring MEC is dynamically read
Network bandwidth list.
Step 5, the computing resource and network bandwidth predicted needed for execution dependent game session that will be obtained in step 3, with
Network bandwidth list in the local and each neighbouring MEC obtained in step 4 between computing resource and network bandwidth list and each MEC
It is compared, to judge that can local MEC meet computing resource and network bandwidth needed for gaming session
Step 6, if the judging result in step 5 is yes, gaming session can be run in local MEC and neighbouring MEC.
Step 7, if the judging result in step 5 is no, continue to judge that can neighbouring MEC meet gaming session and calculate need
It asks and can the network bandwidth between local MEC and neighbouring MEC meet demand
Step 8, if the judging result in step 7 is yes, gaming session can be run in neighbouring MEC.
Step 9, if the judging result in step 7 is no, gaming session request is forwarded to distal end cloud service center.
Step 10, distal end cloud service center judges that can the gaming session of request meet gaming session and calculate demand and and cloud
Can the network bandwidth between service centre meet demand.
Step 11, if the judging result in step 10 is yes, gaming session can be run in distal end cloud service center.
Step 12, if the judging result in step 10 is no, gaming session request etc. is pending, and returns to step
4。
Step 13, for step 6, step 8, the judgement in step 11, setup delay optimization object function.Based on a series of
The linear restriction of the factors such as computational load, bandwidth, solving-optimizing object function.It is final to choose the optimal gateway for performing gaming session
Path and its associated server.
The disclosure existing cloud game Computational frame is carried out by using mobile edge calculations (MEC) technology it is perfect, greatly
Width reduces network delay and the shake of traditional cloud game system that (MCC) frame is calculated based on Mobility Center.The disclosure uses
Mobile edge calculations (MEC) technology compared to it is traditional based on Mobility Center calculate (MCC) frame cloud game, possess extensively
Regional Distribution and location aware network, greatly improve the mobility of user and the redundancy of data.
Fig. 9 is the block diagram according to a kind of device 800 accessed for application service shown in an exemplary embodiment.Example
Such as, device 800 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console, and tablet is set
It is standby, Medical Devices, body-building equipment, personal digital assistant etc..
With reference to Fig. 9, device 800 can include following one or more assemblies：Processing component 802, memory 804, power supply
Component 806, multimedia component 808, audio component 810, the interface 812 of input/output (I/O), sensor module 814 and
Communication component 816.
The integrated operation of 802 usual control device 800 of processing component, such as with display, call, data communication, phase
Machine operates and record operates associated operation.Processing component 802 can refer to including one or more processors 820 to perform
Order, to perform all or part of the steps of the methods described above.In addition, processing component 802 can include one or more modules, just
Interaction between processing component 802 and other assemblies.For example, processing component 802 can include multi-media module, it is more to facilitate
Interaction between media component 808 and processing component 802.
Memory 804 is configured as storing various types of data to support the operation in device 800.These data are shown
Example is included for the instruction of any application program or method that are operated on device 800, contact data, and telephone book data disappears
Breath, picture, video etc..Memory 804 can be by any kind of volatibility or non-volatile memory device or their group
It closes and realizes, such as static RAM (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable to compile
Journey read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash
Device, disk or CD.
Power supply module 806 provides electric power for the various assemblies of device 800.Power supply module 806 can include power management system
System, one or more power supplys and other generate, manage and distribute electric power associated component with for device 800.
Multimedia component 808 is included in the screen of one output interface of offer between described device 800 and user.One
In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch-screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action
Border, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more matchmakers
Body component 808 includes a front camera and/or rear camera.When device 800 is in operation mode, such as screening-mode or
During video mode, front camera and/or rear camera can receive external multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio component 810 is configured as output and/or input audio signal.For example, audio component 810 includes a Mike
Wind (MIC), when device 800 is in operation mode, during such as call model, logging mode and speech recognition mode, microphone by with
It is set to reception external audio signal.The received audio signal can be further stored in memory 804 or via communication set
Part 816 is sent.In some embodiments, audio component 810 further includes a loud speaker, for exports audio signal.
I/O interfaces 812 provide interface between processing component 802 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock
Determine button.
Sensor module 814 includes one or more sensors, and the state for providing various aspects for device 800 is commented
Estimate.For example, sensor module 814 can detect opening/closed state of device 800, and the relative positioning of component, for example, it is described
Component is the display and keypad of device 800, and sensor module 814 can be with 800 1 components of detection device 800 or device
Position change, the existence or non-existence that user contacts with device 800,800 orientation of device or acceleration/deceleration and device 800
Temperature change.Sensor module 814 can include proximity sensor, be configured to detect without any physical contact
Presence of nearby objects.Sensor module 814 can also include optical sensor, such as CMOS or ccd image sensor, for into
As being used in application.In some embodiments, which can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 816 is configured to facilitate the communication of wired or wireless way between device 800 and other equipment.Device
800 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or combination thereof.In an exemplary implementation
In example, communication component 816 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
In one exemplary embodiment, the communication component 816 further includes near-field communication (NFC) module, to promote short range communication.Example
Such as, NFC module can be based on radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology,
Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 800 can be believed by one or more application application-specific integrated circuit (ASIC), number
Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for performing the above method.
In the exemplary embodiment, a kind of non-volatile computer readable storage medium storing program for executing is additionally provided, such as including calculating
The memory 804 of machine program instruction, above computer program instruction can be performed to complete above-mentioned by the processor 820 of device 800
Method.
Figure 10 is the block diagram according to a kind of device 1900 accessed for application service shown in an exemplary embodiment.Example
Such as, device 1900 may be provided as a server.With reference to Figure 10, device 1900 includes processing component 1922, further wraps
One or more processors and memory resource represented by a memory 1932 are included, it can be by processing component for storing
The instruction of 1922 execution, such as application program.The application program stored in memory 1932 can include one or one with
On each correspond to the module of one group of instruction.In addition, processing component 1922 is configured as executing instruction, to perform above-mentioned side
Method.
Device 1900 can also include a power supply module 1926 and be configured as the power management of executive device 1900, one
Wired or wireless network interface 1950 is configured as device 1900 being connected to network and input and output (I/O) interface
1958.Device 1900 can be operated based on the operating system for being stored in memory 1932, such as Windows ServerTM, Mac
OS XTM, UnixTM, LinuxTM, FreeBSDTM or similar.
In the exemplary embodiment, a kind of non-volatile computer readable storage medium storing program for executing is additionally provided, such as including calculating
The memory 1932 of machine program instruction, above computer program instruction can be performed to complete by the processing component 1922 of device 1900
The above method.
The disclosure can be system, method and/or computer program product.Computer program product can include computer
Readable storage medium storing program for executing, containing for make processor realize various aspects of the disclosure computer-readable program instructions.
Computer readable storage medium can keep and store to perform the tangible of the instruction that uses of equipment by instruction
Equipment.Computer readable storage medium for example can be-- but be not limited to-- storage device electric, magnetic storage apparatus, optical storage
Equipment, electromagnetism storage device, semiconductor memory apparatus or above-mentioned any appropriate combination.Computer readable storage medium
More specific example (non exhaustive list) includes：Portable computer diskette, hard disk, read-only are deposited random access memory (RAM)
It is reservoir (ROM), erasable programmable read only memory (EPROM or flash memory), static RAM (SRAM), portable
Compact disk read-only memory (CD-ROM), digital versatile disc (DVD), memory stick, floppy disk, mechanical coding equipment, for example thereon
It is stored with the punch card of instruction or groove internal projection structure and above-mentioned any appropriate combination.Calculating used herein above
Machine readable storage medium storing program for executing is not interpreted instantaneous signal in itself, and the electromagnetic wave of such as radio wave or other Free propagations leads to
It crosses the electromagnetic wave (for example, the light pulse for passing through fiber optic cables) of waveguide or the propagation of other transmission mediums or is transmitted by electric wire
Electric signal.
Computer-readable program instructions as described herein can be downloaded to from computer readable storage medium it is each calculate/
Processing equipment downloads to outer computer or outer by network, such as internet, LAN, wide area network and/or wireless network
Portion's storage device.Network can include copper transmission cable, optical fiber transmission, wireless transmission, router, fire wall, interchanger, gateway
Computer and/or Edge Server.Adapter or network interface in each calculating/processing equipment are received from network to be counted
Calculation machine readable program instructions, and the computer-readable program instructions are forwarded, for the meter being stored in each calculating/processing equipment
In calculation machine readable storage medium storing program for executing.
For perform the disclosure operation computer program instructions can be assembly instruction, instruction set architecture (ISA) instruction,
Machine instruction, machine-dependent instructions, microcode, firmware instructions, condition setup data or with one or more programming languages
The source code or object code that any combination is write, programming language of the programming language including object-oriented-such as
Procedural programming languages-such as " C " language or similar programming language of Smalltalk, C++ etc. and routine.Computer
Readable program instructions can be performed fully, partly perform on the user computer, is only as one on the user computer
Vertical software package performs, part performs or on the remote computer completely in remote computer on the user computer for part
Or it is performed on server.In the situation for being related to remote computer, remote computer can pass through network-bag of any kind
Include LAN (LAN) or wide area network (WAN)-be connected to subscriber computer or, it may be connected to outer computer (such as profit
Pass through Internet connection with ISP).In some embodiments, by using computer-readable program instructions
Status information carry out personalized customization electronic circuit, such as programmable logic circuit, field programmable gate array (FPGA) or can
Programmed logic array (PLA) (PLA), the electronic circuit can perform computer-readable program instructions, so as to fulfill each side of the disclosure
Face.
Referring herein to the method, apparatus (system) according to the embodiment of the present disclosure and the flow chart of computer program product and/
Or block diagram describes various aspects of the disclosure.It should be appreciated that each box and flow chart of flow chart and/or block diagram and/
Or in block diagram each box combination, can be realized by computer-readable program instructions.
These computer-readable program instructions can be supplied to all-purpose computer, special purpose computer or other programmable datas
The processor of processing unit, so as to produce a kind of machine so that these instructions are passing through computer or other programmable datas
When the processor of processing unit performs, generate and realize work(specified in one or more of flow chart and/or block diagram box
The device of energy/action.These computer-readable program instructions can also be stored in a computer-readable storage medium, these refer to
Order is so that computer, programmable data processing unit and/or other equipment work in a specific way, so as to be stored with instruction
Computer-readable medium then includes a manufacture, including realizing in one or more of flow chart and/or block diagram box
The instruction of the various aspects of defined function/action.
Computer-readable program instructions can also be loaded into computer, other programmable data processing units or other
In equipment so that series of operation steps is performed on computer, other programmable data processing units or miscellaneous equipment, with production
Raw computer implemented process, so that performed on computer, other programmable data processing units or miscellaneous equipment
Function/action specified in one or more of flow chart and/or block diagram box is realized in instruction.
Flow chart and block diagram in attached drawing show the system, method and computer journey of multiple embodiments according to the disclosure
Architectural framework in the cards, function and the operation of sequence product.In this regard, each box in flow chart or block diagram can generation
One module of table, program segment or a part for instruction, the module, program segment or a part for instruction include one or more use
In the executable instruction of logic function as defined in realization.At some as the function of in the realization replaced, being marked in box
It can be occurred with being different from the order marked in attached drawing.For example, two continuous boxes can essentially be held substantially in parallel
Row, they can also be performed in the opposite order sometimes, this is depending on involved function.It is also noted that block diagram and/or
The combination of each box in flow chart and the box in block diagram and/or flow chart can use function or dynamic as defined in performing
The dedicated hardware based system made is realized or can realized with the combination of specialized hardware and computer instruction.
The presently disclosed embodiments is described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.In the case of without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes will be apparent from for the those of ordinary skill in art field.The selection of term used herein, purport
It is best explaining the principle of each embodiment, practical application or to the technological improvement of the technology in market or is leading this technology
Other those of ordinary skill in domain are understood that each embodiment disclosed herein.
Claims (12)
1. a kind of application service cut-in method connects applied to the application service including multiple mobile edge calculations MEC server groups
Enter in system, the MEC servers group includes multiple MEC servers, and the application service is answered by the way that the access of MEC servers is described
With in service access system, which is characterized in that the described method includes：
Local MEC servers group calculates the execution resource performed needed for session according to the session request information from client layer；
According to resource information possessed by the execution resource and the local MEC server groups that are calculated, described is judged
Whether ground MEC servers group is able to carry out session；
In the case where the local MEC server groups are able to carry out session, in the local MEC servers group and/or neighbouring
MEC servers group performs the session.
2. according to the method described in claim 1, it is characterized in that, the method further includes：
In the case where the local MEC servers group cannot perform session, according to the resource information of neighbouring MEC server groups,
Bandwidth information between the local MEC servers group and neighbouring MEC server groups judges that neighbouring MEC server groups whether can
Enough perform the session；
In the case where neighbouring MEC server groups are able to carry out the session, the session is performed in neighbouring MEC servers group.
3. according to the method described in claim 2, it is characterized in that, the method further includes：
In the case where neighbouring MEC servers group cannot perform the session, the session request is sent to cloud service center layer
Information, so that cloud service center layer performs the session according to the session request information received.
4. according to the method described in claim 3, it is characterized in that, the method further includes：
The session request outstanding message that cloud service center layer returns is received, the session request outstanding message is used to represent cloud service
Central core cannot perform the session；
According to resource information possessed by session request outstanding message and the local MEC server groups, described is rejudged
Whether ground MEC servers group is able to carry out the session.
5. method according to any one of claim 1 to 4, which is characterized in that performing the session includes：
According to session request information, resource information, time delay optimization object function and constraints, determine to perform the net of the session
Close path and MEC servers；
Using the gateway path and MEC servers determined, the session is performed.
6. a kind of application service access device connects applied to the application service including multiple mobile edge calculations MEC server groups
Enter in system, the MEC servers group includes multiple MEC servers, and the application service is answered by the way that the access of MEC servers is described
With in service access system, which is characterized in that described device includes：
Resource Calculation module is performed, for according to the session request information from client layer, calculating the execution performed needed for session
Resource；
First judgment module, for the resource letter according to possessed by the execution resource and local MEC server groups that are calculated
Breath, judges whether the local MEC servers group is able to carry out session；
First execution module, in the case of being able to carry out session in the local MEC server groups, in the local MEC
Server group and/or neighbouring MEC servers group perform the session.
7. device according to claim 6, which is characterized in that described device further includes：
Second judgment module for it cannot perform session in the local MEC servers group in the case of, takes according to neighbouring MEC
Resource information, the local MEC servers group and the bandwidth information between MEC server groups for device group of being engaged in, judge neighbouring
Whether MEC servers group is able to carry out the session；
Second execution module in the case of being able to carry out the session in neighbouring MEC server groups, is serviced in neighbouring MEC
Device group performs the session.
8. device according to claim 7, which is characterized in that described device further includes：
Sending module for it cannot perform the session in neighbouring MEC servers group in the case of, is sent to cloud service center layer
The session request information, so that cloud service center layer performs the session according to the session request information received.
9. device according to claim 8, which is characterized in that described device further includes：
Session request outstanding message receiving module, it is described for receiving the session request outstanding message of cloud service center layer return
Session request outstanding message is used to represent that cloud service center layer cannot perform the session；
3rd judgment module is believed for the resource according to possessed by session request outstanding message and the local MEC server groups
Breath, rejudges whether the local MEC servers group is able to carry out the session.
10. the device according to any one of claim 6 to 9, which is characterized in that first execution module and second is held
Row module is additionally operable to according to session request information, resource information, time delay optimization object function and constraints, is determined described in execution
The gateway path of session and MEC servers；Using the gateway path and MEC servers determined, the session is performed.
11. a kind of application service access device, which is characterized in that including：
Processor；
For storing the memory of processor-executable instruction；
Wherein, the processor is configured as：Method any one of perform claim requirement 1 to 5.
12. a kind of non-volatile computer readable storage medium storing program for executing, is stored thereon with computer program instructions, which is characterized in that institute
State the method realized when computer program instructions are executed by processor in claim 1 to 5 described in any one.
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