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WO2020216038A1 - Procédé de gestion de données, lepm et mepm - Google Patents

Procédé de gestion de données, lepm et mepm Download PDF

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Publication number
WO2020216038A1
WO2020216038A1 PCT/CN2020/083105 CN2020083105W WO2020216038A1 WO 2020216038 A1 WO2020216038 A1 WO 2020216038A1 CN 2020083105 W CN2020083105 W CN 2020083105W WO 2020216038 A1 WO2020216038 A1 WO 2020216038A1
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WIPO (PCT)
Prior art keywords
platform manager
edge platform
application
data
lepm
Prior art date
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Ceased
Application number
PCT/CN2020/083105
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English (en)
Chinese (zh)
Inventor
赵凯
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0247—Traffic management, e.g. flow control or congestion control based on conditions of the access network or the infrastructure network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0289—Congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints
    • H04W28/12—Flow control between communication endpoints using signalling between network elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration

Definitions

  • This application relates to the field of communication technology, and in particular to a data management method, LEPM and MEPM.
  • Mobile-edge computing uses wireless access networks to provide nearby services and cloud computing functions required by users. After the cloud computing function is deployed to the edge of the network, a carrier-grade service environment with high performance, low latency and high bandwidth can be created, which accelerates the rapid download of various content, services and applications in the network, and allows consumers to enjoy higher Quality network experience.
  • the mobile edge computing architecture is mainly composed of two parts: the mobile edge host and the mobile edge computing management system.
  • a mobile edge host is an entity that includes a mobile edge platform and a virtualized infrastructure, and provides computing, storage, and network resources for MEC applications.
  • the mobile edge computing management system includes MEC orchestrator (multi-access edge orchestrator), mobile edge platform manager (mobile edge platform manager, MEPM), virtual infrastructure manager (virtualisation infrastructure manager, VIM) and so on.
  • MEC orchestrator multi-access edge orchestrator
  • MEPM mobile edge platform manager
  • VIM virtualisation infrastructure manager
  • the MEC orchestrator is used to maintain an overall view of all mobile edge hosts, available resources, and available MEC services in the MEC system, and to trigger the instantiation and termination of applications.
  • MEPM is used to manage the MEC platform, manage the life cycle of MEC applications, and manage flow rules and domain name system (DNS) rules for MEC applications.
  • the mobile edge host is connected to the MEPM, and then MEPM manages the MEC application on the mobile edge host.
  • MEPM can issue management commands such as deployment, installation, start-stop, uninstall and delete, elastic scaling, capacity expansion, etc. of MEC applications to the mobile edge host, and the mobile edge platform locally processes these commands to perform local edge applications. Operations such as life cycle management and health monitoring.
  • MEPM takes centralized control of mobile edge hosts and records all mobile edge hosts and MEC application data it manages.
  • the MEPM is connected to the mobile edge host, and then the MEPM performs corresponding management operations on the mobile edge host and the MEC application on the mobile edge host.
  • the number of mobile edge hosts is large and the scale is large, it will increase the management load of MEPM, and MEPM will easily become the bottleneck of the performance of the entire network, causing problems such as slow response of MEPM management actions and increased latency.
  • the embodiments of this application provide a data management method, LEPM and MEPM, which are used to reduce the management load of MEPM, avoid or prevent MEPM from becoming a bottleneck of network-wide performance, and problems such as slow response of MEPM management actions and increased latency. .
  • the first aspect of the embodiments of the present application provides a data management method, including:
  • the LEPM receives the management command sent by the MEPM, which is the management task assigned by the MEPM to the LEPM; then, the LEPM executes the corresponding operation according to the management command, and then sends a management command response message to the MEPM.
  • the management command response message is used Informing the MEPM that the LEPM has performed the corresponding operation and the MEPM updates the data of the MEPM. Therefore, in the technical solution of the present application, the management commands sent by MEPM are received through LEPM, and corresponding operations are performed according to the management commands, without the need for MEPM to perform management operations, thereby reducing the management load of MEPM and avoiding or preventing MEPM from becoming a complete The bottleneck of network performance and the slow response of MEPM management actions and increased time delay.
  • the method before the LEPM receives the management command sent by the MEPM, the method further includes: first, the LEPM sends a registration request message to the MEPM, and the registration request message includes the access address of the LEPM, Location information and information of the mobile edge host managed by the LEPM; then, the LEPM receives the registration response message sent by the MEPM, and the LEPM determines the identifier assigned by the MEPM to the LEPM according to the registration response message.
  • a specific LEPM registration process is provided, so that the MEPM issues management commands to the LEPM, and the LEPM executes management operations, reducing the management load of the MEPM.
  • the registration request message further includes the identity certificate of the LEPM or the attribute information of the LEPM; the identity authentication data is used for the MEPM to verify the identity of the LEPM.
  • identity verification by performing identity verification on the LEPM, the security of LEPM registration is improved, and illegal edge devices are prevented from also being registered in the network.
  • the management command includes an application instantiation command, and the application instantiation command carries information of the MEC application requested to be created;
  • the LEPM performing corresponding operations according to the management command includes: LEPM applies for resources for the MEC application according to the information of the MEC application, and creates the MEC application and runs the MEC application through the resources;
  • the LEPM sends a management command response message to the MEPM including: the LEPM sends the MEC application instance data of the MEC application to the MEPM .
  • a specific process for the management operation of application instantiation performed by LEPM is provided.
  • the management command includes an application instance termination command, and the application instance termination command carries an MEC application identifier; the LEPM performing corresponding operations according to the management command includes: the LEPM according to The MEC application identifier uninstalls the MEC application and releases the resources occupied by the MEC application. In this possible implementation, this provides a specific process for the LEPM to execute the management operation of the termination of the application instance.
  • the method before the LEPM receives the management command sent by the MEPM, the method further includes: the LEPM receives a subscription indication message sent by the MEPM, and the subscription indication message is used to indicate when the When the LEPM has change data, the LEPM sends the change notification message to the MEPM.
  • the change data includes the information of the changed edge host managed by the LEPM, the application instance data of the changed MEC application, or the running state data of the changed MEC application.
  • MEPM can synchronize data with LEPM by subscribing to change data.
  • the method further includes: the LEPM determines that the LEPM has change data; then, the LEPM sends a change notification message to the MEPM, The change notification message is used to notify the MEPM that the LEPM has changed data.
  • the LEPM sends a notification message to the MEPM to inform the MEPM that the LEPM has changed data.
  • the change notification message carries the change data, and the change data is used by the MEPM to update the LEPM data stored in the MEPM.
  • the notification message directly carries the change data, and the MEPM can update the local data according to the notification message.
  • the method before the LEPM determines that the LEPM has changed data, the method further includes: first, the LEPM obtains the indicator data for changing the MEC application; then, the LEPM uses the indicator data and presets The elastic scaling rules for the changed MEC application allocate an application instance, or release the application instance of the changed MEC application.
  • LEPM performs elastic scaling control for the application instances that it manages to change the MEC application according to the preset elastic scaling rules and the index data of the changed MEC application, without the need for the MEP to report the index data of the changed MEC application
  • MEPM there is no need for MEPM to perform elastic scaling control on the application instances that change MEC applications, thereby reducing the management load of MEPM.
  • a second aspect of the embodiments of the present application provides a data management method, including:
  • the MEPM sends a management command to the LEPM, which is the management task assigned by the MEPM to the LEPM; then, the MEPM receives the management command response message sent by the LEPM, and then updates the MEPM data according to the management command response message.
  • MEPM issues management commands to LEPM so that LEPM can perform corresponding operations according to the management commands. Therefore, there is no need for MEPM to perform management operations, thereby reducing the management load of MEPM, avoiding or preventing MEPM from becoming a bottleneck of network-wide performance, and problems such as slow response of MEPM management actions and increased delay.
  • the method before the MEPM sends the management command to the LEPM, the method further includes: the MEPM receives a registration request message sent by the LEPM, and the registration request message carries the access address and location of the LEPM Information and information of the mobile edge host managed by the LEPM; then, the MEPM determines that the LEPM is the LEPM managed by the MEPM according to the location information, and then sends a registration response message to the LEPM through the access address, and the registration response message carries the MEPM The ID assigned to this LEPM.
  • the MEPM receives a registration request message sent by the LEPM, and the registration request message carries the access address and location of the LEPM Information and information of the mobile edge host managed by the LEPM; then, the MEPM determines that the LEPM is the LEPM managed by the MEPM according to the location information, and then sends a registration response message to the LEPM through the access address, and the registration response message carries the MEPM The ID assigned to this LEPM.
  • the registration request message further includes the LEPM identity authentication data; before the MEPM sends the registration response message to the LEPM through the access address, the method further includes: MEPM authenticates the data according to the identity The LEPM is verified and the verification result is obtained; the MEPM determines that the LEPM verification is successful according to the verification result.
  • the MEPM first authenticates the LEPM before assigning an identity to the LEPM, to prevent illegal devices from registering as the LEPM forged and improve the security of the system.
  • the management command includes an application instantiation command;
  • the management command sent by the MEPM received by the LEPM includes: the MEPM receives application instance data of the MEC application sent by the LEPM;
  • the MEPM manages according to the Updating the data of the MEPM in the response message includes: the MEPM records the correspondence between the MEC application and the LEPM in the MEPM according to the application instance data and stores the application instance data of the MEC application.
  • the MEPM can respond to the management command response message with the application instance data of the MEC application and the corresponding relationship between the MEC application and the LEPM, so that the MEPM can subsequently query the MEC application application instance data or the
  • the LEPM can be determined according to the corresponding relationship, and corresponding management commands can be issued to the LEPM.
  • the method before the MEPM sends the management command to LEPM, the method further includes: first, the MEPM obtains the application instantiation command, and the application instantiation command carries the MEC application requested to be created The location information of the corresponding target mobile edge host; then, the MEPM determines the LEPM that manages the target mobile edge host according to the location information. In this possible implementation manner, it is provided how the MEPM specifically determines which LEPM to issue the application instantiation command to.
  • the management command includes an application instance termination command, and the application instance termination command carries an identifier of the MEC application;
  • the MEPM updating data of the MEPM according to the management response message includes: The MEPM deletes the correspondence between the MEC application corresponding to the identifier and the LEPM stored in the MEPM and the application instance data of the MEC application.
  • the method before the MEPM sends the management command to the LEPM, the method further includes: the MEPM sends a subscription indication message to the LEPM, where the subscription indication message is used to indicate when the LEPM has changed data, The LEPM sends a change notification message to the MEPM, and the change data includes the information of the changed mobile edge host managed by the LEPM, the application instance data of the changed MEC application managed by the LEPM, or the running state data of the changed MEC application.
  • the MEPM sends a subscription indication message to the LEPM, where the subscription indication message is used to indicate when the LEPM has changed data
  • the LEPM sends a change notification message to the MEPM
  • the change data includes the information of the changed mobile edge host managed by the LEPM, the application instance data of the changed MEC application managed by the LEPM, or the running state data of the changed MEC application.
  • the method further includes: first, the MEPM receives a change notification message sent by the LEPM, and the change notification The message carries the change data; then, the MEPM updates the LEPM data stored in the MEPM according to the change data.
  • MEPM updates local data through change notification messages.
  • the method further includes: first, the MEPM receives the change notification message sent by the LEPM; then, the MEPM According to the change notification message, it is determined that the LEPM has changed data; MEPM then obtains the changed data through the interface of the LEPM, and updates its local data.
  • MEPM obtains the changed data by calling the interface of LEPM and updates its local data, providing another way to synchronize with LEPM data.
  • the method further includes: the MEPM obtains the application instance data of the latest MEC application and the information of the mobile edge host managed by the LEPM by calling the interface of the LEPM according to a preset cycle ; Then, MEPM updates the data of the MEPM according to the application instance data of the MEC application in the latest state and the information of the mobile edge host managed by the LEPM.
  • MEPM takes the initiative to periodically obtain the latest state data from LEPM and update its local data.
  • the third aspect of the embodiments of the present application provides a LEPM.
  • the LEPM has the function of realizing the LEPM behavior of the first aspect described above.
  • the function can be realized by hardware or by hardware executing corresponding software.
  • the hardware or software includes one or more modules corresponding to the above-mentioned functions.
  • the fourth aspect of the embodiments of the present application provides a MEPM.
  • the MEPM has the function of realizing the MEPM behavior of the second aspect described above.
  • the function may be realized by hardware or by executing corresponding software by hardware.
  • the hardware or software includes one or more modules corresponding to the above-mentioned functions.
  • the fifth aspect of the embodiments of the present application provides a LEPM
  • the LEPM includes: a processor, a memory, an input/output device, and a bus; the memory stores computer instructions; when the processor executes the computer instructions in the memory, Computer instructions are stored in the memory; when the processor executes the computer instructions in the memory, it is used to implement any implementation manner as in the first aspect.
  • the processor, memory, and input/output device are respectively connected to the bus.
  • a MEPM in the sixth aspect of the embodiments of the present application, includes a processor, a memory, an input/output device, and a bus; the memory stores computer instructions; when the processor executes the computer instructions in the memory, Computer instructions are stored in the memory; when the processor executes the computer instructions in the memory, it is used to implement any implementation manner as in the second aspect.
  • the processor, memory, and input/output device are respectively connected to the bus.
  • a seventh aspect of the embodiments of the present application provides a data management system, including LEPM as in the third aspect and MEPM as in the fourth aspect.
  • the eighth aspect of the embodiments of the present application provides a computer program product including instructions, which is characterized in that when it runs on a computer, the computer executes any one of the first aspect or the second aspect.
  • a ninth aspect of the embodiments of the present application provides a computer-readable storage medium, which is characterized by including instructions, which when run on a computer, cause the computer to execute any one of the implementation manners of the first aspect or the second aspect .
  • the LEPM receives the management command sent by the MEPM, and the management command carries the management task assigned by the MEPM to the LEPM; then, the LEPM executes the corresponding operation according to the management task and sends a management command response message to the MEPM to Make MEPM update its local data according to the management command response message. Therefore, in the technical solution of the present application, the management commands sent by MEPM can be received through LEPM, and corresponding operations can be performed according to the management commands, without the need for MEPM to perform management operations, thereby reducing the management load of MEPM, and avoiding or preventing MEPM from becoming a network-wide performance The bottleneck of MEPM and the slow response of MEPM management actions and increased time delay.
  • FIG. 1A is a schematic structural diagram of a management network of a mobile edge host according to an embodiment of the application
  • FIG. 1B is another schematic structural diagram of a management network of a mobile edge host according to an embodiment of this application.
  • FIG. 2 is a schematic diagram of an embodiment of a data management method according to an embodiment of the application.
  • FIG. 3 is a schematic diagram of another embodiment of a data management method according to an embodiment of this application.
  • FIG. 4 is a schematic diagram of another embodiment of a data management method according to an embodiment of the application.
  • FIG. 5 is a schematic diagram of another embodiment of a data management method according to an embodiment of the application.
  • FIG. 6 is a schematic diagram of another embodiment of a data management method according to an embodiment of this application.
  • FIG. 7 is a schematic diagram of another embodiment of a data management method according to an embodiment of the application.
  • FIG. 8 is a schematic structural diagram of LEPM in an embodiment of the application.
  • FIG. 9 is a schematic structural diagram of MEPM in an embodiment of the application.
  • FIG. 10 is another schematic structural diagram of LEPM in an embodiment of the application.
  • FIG. 11 is another schematic structural diagram of MEPM in an embodiment of the application.
  • Figure 12 is a schematic diagram of a data management system in an embodiment of the application.
  • the embodiments of the present application provide a data management method and a data management device, which are used to reduce the management load of MEPM, avoid or prevent MEPM from becoming a bottleneck to the performance of the entire network, and problems such as slow response of MEPM management actions and increased time delay. .
  • Figure 1A is a schematic structural diagram of a mobile edge host management network provided by an embodiment of the application; the management network includes a mobile edge host, a local edge platform manager (LEPM), and MEPM And VIM etc.
  • the local edge platform manager LEPM1 is integrated in the mobile edge host 1, which has the ability to connect to other mobile edge hosts in the area 1 and perform local small-scale management of the mobile edge hosts in the area 1.
  • the LEPM1 mainly provides the following management capabilities: Application lifecycle management of MEC applications on mobile edge hosts in the network where area 1 is located (for example, MEC application deployment, start, stop, restart, uninstall, monitoring, elastic scaling, capacity expansion, etc.) , Establish a connection with the mobile edge platform manager MEPM, process the commands issued by MEPM, and report the application instance data and running status data of the MEC application managed by LEPM1.
  • the network where the area 1 managed by LEPM1 is located can be in one In the local area network, it can also be in a subnet.
  • the size of the network in which area 1 is located is determined by the geographical distribution of the mobile edge host, the mobile edge platform (MEP) and the mobile edge host managed by the LEPM1
  • the computing power is determined.
  • the LEPM1 can be connected to the VIM to apply for computing resources, storage resources, or network resources required by MEC applications, or to release resources that are no longer used.
  • MEPM has the ability to establish connections with LEPMs in each area, so as to issue management commands to LEPM, or receive application instance data or MEC application running status data from LEPM to update its data.
  • the function of LEPM2 in area 2 shown in FIG. 1A is similar to that of LEPM1, and will not be introduced here.
  • an embodiment of the present application proposes to realize the establishment of a connection between LEPM1 and MEPM through an Mm5-r interface.
  • the Mm5-r interface has interface capabilities related to establishment, data synchronization, and data transmission.
  • LEPM1 can perform application life cycle operations on the closed loop of the network where area 1 is located, and through interaction with VIM, it can apply for resources for MEC applications or release resources occupied by MEC applications. Therefore, a new Mm6-1 interface is added between LEPM1 and VIM, and a connection is established through the Mm6-1 interface, so as to realize the interaction with VIM and realize the operation of the application life cycle.
  • the mobile edge host 3 can be connected to LEPM through Mm5-1, so that LEPM1 can realize application management on the mobile edge host 3.
  • Fig. 1A the mobile edge host it manages is connected through LEPM, and then LEPM is connected to MEPM to form a cascaded network of mobile edge hosts.
  • LEPM can manage the mobile edge hosts in the area, effectively sharing the management load of MEPM, and cascading networking can effectively reduce the MEPM's network entrance bandwidth.
  • MEPM shares computing tasks and network resource overhead among multiple LEPMs, so that MEPM is no longer a management bottleneck, and avoids or reduces problems such as slow response of MEPM management actions and increased latency.
  • FIG. 1A only shows area 1 and area 2.
  • LEPM1 manages mobile edge hosts in the network where area 1 is located, and LEPM2 manages mobile edge hosts in the network where area 2 is located.
  • more areas can be included, and then each LEPM is connected with the mobile edge platform manager to realize cascading networking, which is not specifically limited by this application.
  • FIG. 1A is only to illustrate the data management method of the embodiment of the present application.
  • FIG. 1A shows a solution in which LEPM and MEP are deployed on a mobile edge host at the same time, that is, the mobile edge host is an edge central node device in the area and has local application management capabilities.
  • the LEPM can also be deployed separately, that is, it occupies a mobile edge host, and the MEP is not deployed on this mobile edge host.
  • Figure 1B is the management network of the mobile edge host provided by the embodiment of the application.
  • LEPM is connected to MEP respectively to provide MEPM with the functions of connection and communication with MEP.
  • Other mobile edge hosts in the local network only deploy MEP, and then connect to the LEPM respectively to form local management Network, this application is not limited.
  • An embodiment of the data management method in the embodiment of the present application includes:
  • LEPM receives management commands sent by MEPM.
  • the management command is a management task issued by the MEPM for the LEPM.
  • management commands such as: application instantiation command and application instance termination command.
  • LEPM executes corresponding operations according to the management command.
  • the LEPM applies for resources for the MEC application according to the application instantiation command, and creates an MEC application through the resources and runs the MEC application.
  • Management commands are issued to LEPM through MEPM, and LEPM performs corresponding management operations, thereby reducing the management load of MEPM.
  • the management command is an application instantiation command or an application instance termination command, the specific execution operation of LEPM is described in detail in the subsequent embodiment of FIG. 3 and the embodiment of FIG. 5, and will not be repeated here.
  • LEPM sends a management command response message to MEPM.
  • the LEPM sends a management command response message to the MEPM, so that the MEPM determines that the LEPM has performed the corresponding management operation according to the management command response message, and updates its local data according to the management command response message.
  • LEPM applies for resources for the MEC application according to the application instantiation command
  • the MEC application is created and the MEC application is run through the resources
  • LEPM sends a management command response message to the MEPM
  • the management command response message carries the MEC application application Instance data
  • MEPM records the application instance data of the MEC application, and records the corresponding relationship between the MEC application and the LEPM, so that the MEPM can query the application instance data of the MEC application or terminate the application instance of the MEC application.
  • the LEPM can be determined according to the corresponding relationship, and corresponding management commands can be issued to the LEPM.
  • the LEPM receives the management command sent by the MEPM, and the management command carries the management task assigned by the MEPM to the LEPM; then, the LEPM executes the corresponding operation according to the management task, and sends a management command response message to the MEPM to Make MEPM update its local data according to the management command response message. Therefore, in the technical solution of the present application, the management commands issued by MEPM are received through LEPM, and corresponding operations are performed according to the management commands. There is no need for MEPM to perform management operations, thereby reducing the management load of MEPM and avoiding or preventing MEPM from becoming network-wide performance The bottleneck of MEPM and the slow response of MEPM management actions and increased time delay.
  • step 202 in FIG. 2 is an application instantiation command or an application instance termination command, with reference to specific embodiments.
  • FIG. 3 is a schematic diagram of a data management method provided by an embodiment of the application.
  • the management command is an application instantiation command.
  • FIG. 3 shows the specific process of LEPM applying for resources for the MEC application according to the application instantiation command, creating the MEC application and running the MEC application through the resources.
  • the method includes:
  • MEPM obtains an application instantiation command.
  • the application instantiation command carries location information of the target mobile edge host
  • the target edge mobile host is the mobile edge host that installs and runs the MEC application.
  • the tenant initiates an application instantiation command through an operation support system (OSS); then, OSS sends the application instance command to the MEC orchestrator; then MEPM receives the application instantiation command sent by the MEC orchestrator .
  • OSS operation support system
  • MEPM receives the application instantiation command sent by the MEC orchestrator .
  • the MEPM determines the LEPM according to the location information of the target mobile edge host carried in the application instantiation command.
  • the specific determination process may be that the MEPM is determined according to the geographic location information provided by the LEPM to the MEPM during registration and the location information of the target mobile edge host. When the location information is consistent, it may be determined to execute the LEPM. Application instantiation management operations.
  • the following describes the registration process of LEPM in the embodiment of this application through FIG. 4. Please refer to FIG. 4.
  • the method includes:
  • LEPM sends a registration request message to MEPM.
  • LEPM when LEPM is started, LEPM actively establishes a connection with MEPM through the Mm5-r interface as shown in Figure 1A, and then LEPM sends a registration request message to MEPM, and the registration request message includes LEPM's access address, location information, and attribute information , Identity authentication data and information of the mobile edge host managed by the LEPM.
  • the access address includes the service IP address and port number of the LEPM, or the service domain name of the LEPM.
  • the location information includes the network name of the network where the LEPM is located or the geographic location of the LEPM.
  • the attribute information includes the name of the LEPM or the description of the LEPM.
  • the information of the mobile edge host managed by the LEPM includes the identification ID list of the mobile edge host managed by the LEPM, etc.
  • the identity authentication data includes the identity credential of the LEPM (for example, the security certificate and/the key of the LEPM, and the security certificate and the key are allocated by the MEPM for the LEPM).
  • the MEPM determines the LEPM as the LEPM managed by the LEPM according to the location information of the LEPM.
  • the MEPM determines that the LEPM is within the range of the network to which it is connected according to the location information of the LEPM, and the MEPM determines that the LEPM is the LEPM it manages.
  • the MEPM verifies the LEPM according to the identity verification data of the LEPM, and obtains a verification result.
  • the MEPM determines whether it is consistent with the security certificate or key of the LEPM stored locally according to the security certificate and/or key carried in the registration request message. If they are consistent, the MEPM can determine that the LEPM verification is successful; if not, Then MEPM determines that the LEPM verification has failed.
  • the MEPM sends a registration response message to the LEPM through the access address of the LEPM.
  • step 403 when the LEPM verification succeeds, the MEPM sends a registration response message to the LEPM through the access address of the LEPM, and the registration response message carries the identification ID assigned by the MEPM to the LEPM; optionally, the registration response message also The access control data of the LEPM is carried, and the access control data is used to indicate that the LEPM can interact with the MEPM without performing identity verification again within a preset period of time.
  • the MEPM may send a registration response message to the LEPM through the IP address and port number of the LEPM.
  • the LEPM determines the identifier assigned to it by the MEPM according to the registration response message.
  • the LEPM can determine the identity assigned by the MEPM according to the identity carried in the registration response message; optionally, when the registration response message also carries access control data, the LEPM can also determine that there is no need to perform identity again within the preset time period. verification.
  • step 403 is different.
  • step 404 may be executed directly.
  • the MEPM directly sends a registration response message to the LEPM through the access address, that is, the MEPM does not need to authenticate the LEPM, and directly assigns the corresponding identifier to the LEPM.
  • the MEPM determines the geographic location of each LEPM and assigns a corresponding identifier to each LEPM.
  • the location information of the target mobile edge host can be multiple, as shown below:
  • Manner 1 Geographic location information of the target mobile edge host.
  • the geographic location information may include specific location information such as "province, city, district/county, street, community/computer room", etc.
  • the application instantiation request carries the geographic location information of the target mobile edge host, and then the MEPM determines the corresponding LEPM according to the geographic location information provided during LEPM registration, and the LEPM deploys the MEC application on the target mobile edge host.
  • Method 2 The subnet attribute information of the target mobile edge host.
  • the subnet attribute information includes the IP address range of a network segment, which can be specifically identified by an IP address and subnet mask in the network segment, such as 192.168 .0.1/255.255.255.0. That is, the application instantiation request carries the IP address and subnet mask of the target mobile edge host, and MEPM matches the IP address and subnet mask of the target mobile edge host with the IP address and subnet mask provided during LEPM registration. The corresponding LEPM is determined, and the LEPM deploys the MEC application on the target mobile edge host.
  • the MEPM selects a LEPM from the LEPMs it manages to deploy the MEC application.
  • the specific selection strategy includes random selection or selection of LEPM with the least number of currently deployed applications, etc. The specific selection strategy is not limited here.
  • MEPM sends the application instantiation command to LEPM.
  • the application instantiation command carries information of the MEC application, for example, the size of the resources that the MEC application needs to apply for.
  • the MEPM determines the corresponding LEPM, it sends an application instantiation command to the LEPM to instruct the LEPM to perform the management operation of the application instantiation on its behalf.
  • LEPM sends a resource request message to VIM.
  • the resource request message is used to request the creation of an MEC application and resources for running the MEC application.
  • LEPM receives the resource request response message sent by VIM.
  • the resource request response message is used to indicate the success of the LEPM request resource and to indicate the resource requested by the VIM for the MEC application.
  • the resource is a container resource
  • VIM receives the resource request message, it creates a corresponding container, and then the MEC application preset in the container is also started. If it is a virtual resource, VIM creates a virtual machine.
  • the MEC application starts running immediately; when the MEC application is not preset in the virtual machine, then The subsequent LEPM installs the MEC application and runs the MEC application on the virtual machine.
  • LEPM sends a configuration request message to the MEP on the target mobile edge host.
  • VIM applies for the corresponding resource for the MEC application, that is, determines the target mobile edge host corresponding to the MEC application, LEPM interacts with the MEP on the target mobile edge host, and sends a configuration request message to the MEP to request
  • the MEC applies the requested resources for initial configuration. For example, when the resource is a container resource, the MEP performs initial configuration on the container, and when the resource is a virtual resource, the MEP performs initial configuration on the created virtual machine.
  • LEPM receives the configuration response message sent by the MEP.
  • the MEP After the MEP performs the initial configuration of the resources requested by the MEC application, it sends a configuration response message to the LEPM.
  • the configuration response message is used to instruct the MEP to complete the initial configuration of the resources requested by the MEC application.
  • LEPM sends application instance data of the MEC application to MEPM.
  • LEPM sends application instance data of the MEC application to the MEPM.
  • the MEPM updates the data of the MEPM according to the application instance data of the MEC application.
  • MEPM updates its local data according to the application instance data of the MEC application.
  • MEPM may locally record the correspondence between the MEC application and the LEPM and store instance data of the MEC application. The correspondence is used to indicate the management of the MEC application instance by the LEPM, so as to facilitate subsequent MEPM pairing
  • the MEPM can issue a management command to the LEPM, and the LEPM executes corresponding operations according to the management command, thereby reducing the management load of the MEPM.
  • LEPM receives the application instantiation command sent by MEPM; then, LEPM can create an application instance of the MEC application according to the application instantiation command; after execution is completed, LEPM sends MEC application instance data to MEPM, so that MEPM updates its local data according to the application instance data of the MEC application. Therefore, in the technical solution of the present application, LEPM receives the application instantiation command sent by MEPM; then, LEPM creates an application instance of the MEC application according to the application instantiation command, without the need for MEPM to perform the management operation, thereby reducing the management load of MEPM, Avoid or prevent MEPM from becoming a bottleneck to the performance of the entire network, slow response of MEPM management actions, and increased latency.
  • FIG. 5 is a schematic diagram of a data management method provided by an embodiment of this application.
  • the management command is an application instance termination command.
  • FIG. 5 shows that LEPM uninstalls the MEC application and releases the MEC according to the application instance termination command.
  • MEPM obtains an application instance termination command.
  • the application instance termination command carries the identifier of the MEC application.
  • the OSS sends the application instance termination command to the MEC orchestrator; then, the MEC orchestrator forwards the application instantiation termination command to the MEPM.
  • the MEPM determines the LEPM according to the MEC application identifier carried in the application instance termination command.
  • MEPM determines the correspondence between the MEC application and the LEPM according to the application instance data sent by the LEPM; therefore, the MEPM can determine the corresponding LEPM according to the MEC application identifier .
  • MEPM sends an application termination command to LEPM.
  • MEPM sends an application termination command to LEPM, and the application termination command carries the MEC application identifier.
  • the LEPM sends the application termination request message to the MEP of the target mobile edge host.
  • the application termination request message is used to request the MEP to uninstall the MEC application.
  • each LEPM has a correspondingly managed mobile edge host and MEC application, and LEPM determines the MEC application location according to the MEC application identifier carried in the application termination command.
  • the target mobile edge host then, the LEPM sends an application termination request message to the MEP on the target mobile edge host.
  • the LEPM receives an application termination response message sent by the MEP of the target mobile edge host.
  • the MEP After the MEP finishes uninstalling the MEC application on the target mobile edge host, the MEP sends an application termination response message to the LEPM.
  • the application termination response message is used to notify the LEPM that the MEC application uninstallation is complete.
  • LEPM sends a resource release request message to VIM.
  • the resource release request message is used to request the VIM to release the resource occupied by the MEC application.
  • LEPM receives a resource release request response message sent by VIM.
  • the VIM releases the resources occupied by the MEC application, where the resources can be container resources or virtual resources. After the VIM releases the resource, it sends a resource release request response message to the LEPM.
  • the resource release request response message is used to notify the LEPM that the resource occupied by the MEC application is released.
  • LEPM sends an application instance termination command response message to MEPM.
  • LEPM After LEPM receives the resource release request response message, it can determine that the termination of the application instance of the MEC application is complete, then LEPM sends an application instance termination command response message to MEPM, and the application instance termination command response message is used to notify the MEPM of the MEC application. The termination of the application instance is complete.
  • the MEPM updates the data of the MEPM according to the application instance termination command response message.
  • the MEPM After the MEPM receives the application instance termination command response message and determines that the application instance is terminated, the MEPM deletes the locally stored correspondence between the MEC application and the LEPM and the application instance data of the MEC application.
  • LEPM receives the application termination command sent by MEPM; then, LEPM uninstalls the MEC application according to the application termination command, and releases the resources occupied by the MEC application; after execution is completed, LEPM sends an application termination command to MEPM Response message so that MEPM updates its local data according to the application termination command response message. Therefore, in the technical solution of the present application, LEPM receives the application termination command sent by MEPM, and then LEPM uninstalls the MEC application according to the application termination command, and releases the resources occupied by the MEC application. There is no need for MEPM to perform management operations, thereby reducing The management load of MEPM avoids or prevents MEPM from becoming a bottleneck to the performance of the entire network and the slow response of MEPM management actions and increased latency.
  • LEPM performs elastic scaling control on the application instance of the MEC application it manages according to preset elastic scaling rules and MEC application index data, without the need for MEP to report MEC application
  • the indicator data of MEPM is provided to MEPM, that is, MEPM does not need to perform elastic scaling control on the application instances of MEC applications.
  • the specific process of LEPM's elastic scaling control of the application instance of the MEC application is described in detail through the embodiment shown in FIG. 6. Please refer to FIG. 6.
  • the method includes:
  • LEPM sends a subscription request to the MEP on the target mobile edge host.
  • the subscription request is used to request a subscription to indicator data of the target MEC application
  • the subscription request carries the ID of the target MEC application, the reporting period of the indicator data of the target MEC application, etc.
  • the indicator data includes the resources occupied by the target MEC application Indicators (for example: CPU, memory, disk input/output (input/output, IO), network IO, etc.) and the target MEC application's own indicators (for example: message processing rate, number of client connections, etc.), the target moves
  • the edge host is a mobile edge host managed by the LEPM, and is a mobile edge host where the target MEC application is located.
  • LEPM receives indicator data of the target MEC application sent by the MEP.
  • the MEP obtains the instance data of the target MEC application according to the ID of the target MEC application indicated in the subscription request, and counts the indicator data of the target MEC application, and then sends the indicator data of the target MEC application to LEPM, where the indicator data includes the The application instance ID, indicator name, indicator value, and timestamp of the reported indicator data of the target MEC application.
  • LEPM determines whether the index value in the index data is greater than the first preset index value and less than the second preset index value, if yes, execute step 607; if not, execute step 604.
  • the first preset index value is the index threshold for releasing the application instance of the MEC application specified in the elastic scaling rule preset in the LEPM
  • the second preset index value is the MEC application specified in the elastic scaling rule Assign the indicator threshold of the application instance.
  • the elastic scaling rule includes attribute information such as the observed index, observation time, index threshold, and execution action. Exemplarily, when the MEC application is running, the CPU occupancy rate of the MEC application within one minute.
  • the occupancy rate is less than 40%, an application instance is released; when the occupancy rate is greater than 80%, an application instance is extended, that is, to observe
  • the index of is the CPU occupancy rate, the observation time is one minute, and the execution action is "the CPU occupancy rate of the MEC application in one minute", the first preset index value is 40%, and the second preset index value is 80%.
  • LEPM judges whether the index value is less than the first preset index value, if yes, execute step 605; if not, execute step 606.
  • LEPM releases the application instance of the target MEC application.
  • LEPM When the index value is less than the first preset index value, LEPM releases some existing application instances of the target application. Exemplarily, the LEPM requests the MEP and VIM on the target mobile edge host where the target MEC application is located to release the application instance of the target MEC application.
  • LEPM allocates an application instance to the target MEC application.
  • LEPM allocates an application instance to the target MEC application.
  • the LEPM applies for resources from the VIM for the target MEC application, and initializes the resources through the MEP on the target mobile edge host, so as to facilitate the operation of the target MEC application.
  • LEPM does not perform operations on the application instance of the target MEC application.
  • LEPM When the index value is greater than the first preset index value and less than the second preset index value, LEPM does not perform any operation on the application instance of the MEC application.
  • LEPM receives the MEC application indicator data sent by the MEP platform; then LEPM allocates application instances to the MEC application, releases the application instances of the MEC application, or to the MEC according to the preset elastic scaling rules and the indicator data.
  • the application does not perform the operation. Therefore, in the technical solution of the present application, LEPM is used to implement elastic scaling control for the MEC application implementation, without the need for the MEP to report the MEC application index data to the MEPM, and then the MEPM performs the elastic scaling control on the MEC application implementation, thereby reducing
  • the management load of MEPM avoids or prevents MEPM from becoming a bottleneck to the performance of the entire network and the slow response of MEPM management actions and increased latency.
  • FIG. 7 is a schematic diagram of a data management method provided by an embodiment of the application.
  • the MEPM sends a subscription indication message to the LEPM.
  • the subscription indication message is used to indicate that when there is change data in the LEPM, the LEPM sends a change notification message to the MEPM.
  • the change data includes the changed mobile edge host managed by the LEPM.
  • the application instance data and/or running status data of the MEC application that is changed on the mobile edge host managed by the LEPM
  • the change notification message is used for the MEPM to update its local data.
  • the method includes:
  • MEPM sends a subscription instruction message to LEPM.
  • the subscription indication message is used to indicate that when there is change data in the LEPM, the LEPM actively sends a change notification to the MEPM, and the change data includes the information of changing the mobile edge host managed by the LEPM, the application instance data of the MEC application and/ Or running status data, etc.
  • MEPM manages mobile edge hosts in multiple regions and application instance data and running status data of MEC applications on mobile edge hosts. After LEPM is successfully registered, LEPM establishes a connection with MEPM, and MEPM sends a subscription indication message to LEPM.
  • LEPM determines that there is change data.
  • LEPM performs scaling control on the application instance of the target MEC application according to the index data of the target MEC application
  • LEPM determines that the application instance data of the target MEC application has changed, or the running status has changed, that is, the application instance data and running status data of the target MEC application can be understood as the change in the data of the changed MEC application instance data and operation Status data.
  • the LEPM can determine that the information of the mobile edge hosts managed by it has changed, that is, the increased mobile edge hosts or the decreased mobile edge hosts can be understood as the change data Change the information of the mobile edge host.
  • LEPM sends a change notification message to MEPM.
  • the LEPM determines that there is change data
  • the LEPM sends a change notification message to the MEPM.
  • the change notification message carries the change data, for example, changing the information of the mobile edge host, or changing the application instance data or running status data of the MEC application.
  • the MEPM updates the data of the MEPM according to the change notification message.
  • the change notification message carries change data, for example, changing the information of the mobile edge host, or changing the application instance data or running status data of the MEC application.
  • the MEPM updates the locally recorded information of the mobile edge host managed by the LEPM according to the information of the changed mobile edge host. For example, if the LEPM adds a managed mobile edge host, the MEPM can store the information managed by the LEPM. The ID of the newly added mobile edge host is added to the ID list of the mobile edge host. For another example, if LEPM adds an application instance to a changed MEC application, MEPM updates the locally stored application instance data of the changed MEC application.
  • LEPM receives the subscription indication message sent by MEPM; then, when LEPM determines that there is change data, LEPM sends a change notification message to MEPM; then, MEPM updates the MEPM data according to the change notification message. Therefore, in the technical solution of the present application, the MEPM subscribes to the LEPM the application instance data of the MEC application and the information of the mobile edge host managed by it, so as to realize the data synchronization between the MEPM and the LEPM.
  • step 703 can be replaced with:
  • the LEPM sends a change notification message to the MEPM.
  • the change notification message is used to notify the MEPM that the LEPM has change data and the change notification message does not carry the change data.
  • Step 704 can be replaced with: MEPM queries the information of the mobile edge host managed by the LEPM and the application instance data and running status data of the MEC application by calling the interface of the LEPM to obtain the changed data, and then update its local data .
  • the MEPM can also periodically call the interface of LEPM to query the application instance data and running status data of the latest state of the changed MEC application, and update its local data.
  • the LEPM800 can be used to execute the steps performed by LEPM in the embodiments shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, Refer to the relevant description in the above method embodiment.
  • the LEPM800 includes: a transceiver module 801 and a processing module 802.
  • the transceiver module 801 is configured to receive a management command sent by the MEPM, where the management command is a management task assigned by the MEPM to the LEPM;
  • the processing module 802 is configured to perform corresponding operations according to the management command
  • the transceiver module 801 is configured to send a management command response message to the MEPM, where the management command response message is used to notify the MEPM that the LEPM has performed a corresponding operation and that the MEPM updates the MEPM data.
  • the transceiver module 801 is also used for:
  • the registration request message including the access address of the LEPM, location information and information of the mobile edge host managed by the LEPM;
  • the processing module 802 is also used to:
  • the identification assigned by the MEPM to the LEPM is determined according to the registration response message.
  • the registration request message further includes the LEPM's identity certificate or the attribute information of the LEPM; the identity authentication data is used for the MEPM to authenticate the LEPM.
  • the management command includes an application instantiation command, and the application instantiation command carries information of the MEC application that is requested to be created; the processing module 802 is specifically configured to:
  • the transceiver module 801 is specifically used for:
  • the management command includes an application instance termination command, and the application instance termination command carries an MEC application identifier; the processing module 802 is specifically configured to:
  • the transceiver module 801 is also used for:
  • the subscription indication message is used to indicate that when the LEPM has change data, the LEPM sends the change notification message to the MEPM, the change data includes the information of the change edge host managed by the LEPM, Change the application instance data of the MEC application or the running status data of the MEC application.
  • processing module 802 is further used for:
  • the transceiver module 801 is also used for:
  • the change notification message carries the change data
  • the change data is used by the MEPM to update the LEPM data stored in the MEPM.
  • the transceiver module 801 is also used for:
  • the processing module 802 is also used to:
  • an application instance is allocated to the changed MEC application, or the application instance of the changed MEC application is released.
  • the transceiver module 801 receives the management command sent by the MEPM, and the processing module 802 performs corresponding operations according to the management command; then the transceiver module 801 sends a management response message to the MEPM for the MEPM to update its local data. Therefore, there is no need for MEPM to perform management operations, thereby reducing the management load of MEPM, avoiding or preventing MEPM from becoming a bottleneck of network-wide performance, and problems such as slow response of MEPM management actions and increased delay.
  • MEPM900 can be used to execute the steps performed by MEPM in the embodiments shown in Figure 2, Figure 3, Figure 4, Figure 5 and Figure 7. You can refer to the above method Related description in the embodiment.
  • the MEPM900 includes: a transceiver module 901, and a processing module 902.
  • the transceiver module 901 is configured to send a management command to the LEPM, where the management command is a management task assigned by the MEPM to the LEPM;
  • the transceiver module 901 is used to receive management command response messages sent by LEPM,
  • the processing module 902 is configured to update the data of the MEPM according to the management command response message.
  • the transceiver module 901 is also used for:
  • the registration request message carrying the access address, location information of the LEPM, and information of the mobile edge host managed by the LEPM;
  • the processing module 902 is also used to:
  • the location information determine that the LEPM is the LEPM managed by the MEPM
  • the transceiver module 901 is also used for:
  • a registration response message is sent to the LEPM through the access address, and the registration response message carries the identifier assigned by the MEPM to the LEPM.
  • the registration request message further includes the LEPM identity authentication data; the processing module 902 is further configured to:
  • the management command includes an application instantiation command; the transceiver module 901 is specifically configured to:
  • the processing module 902 is specifically used for:
  • the corresponding relationship between the MEC application and the LEPM is recorded in the MEPM according to the application instance data and the application instance data of the MEC application is stored.
  • the transceiver module 901 is also used for:
  • the processing module 902 is also used to:
  • the management command includes an application instance termination command, and the application instance termination command carries the identifier of the MEC application; the processing module 902 is specifically configured to:
  • the transceiver module 901 is also used for:
  • the subscription indication message is used to indicate that when there is change data in the LEPM, the LEPM sends a change notification message to the MEPM, the change data includes the information of the changed mobile edge host managed by the LEPM, and the information managed by the LEPM Change the application instance data of the MEC application or change the running status data of the MEC application.
  • the transceiver module 901 is also used for:
  • the processing module 902 is also used to:
  • the transceiver module 901 is also used for:
  • the processing module 902 is also used to:
  • the transceiver module 901 is also used for:
  • the processing module 902 is also used to:
  • the transceiver module 901 is also used for:
  • the processing module 902 is also used to:
  • the transceiver module 901 sends a management command to LEPM, and the management command is the management task assigned by the MEPM to the LEPM; then, the transceiver module 901 receives the management command response message sent by the LEPM, and the processing module 902 responds to the management command The response message updates the data of the MEPM.
  • the transceiver module 901 issues management commands to LEPM, so that LEPM can perform corresponding operations according to the management commands. Therefore, there is no need for MEPM to perform management operations, thereby reducing the management load of MEPM, avoiding or preventing MEPM from becoming a bottleneck of network-wide performance, and problems such as slow response of MEPM management actions and increased delay.
  • LEPM1000 please refer to FIG. 10, an example of LEPM in the embodiments of this application, the LEPM can be used to implement the embodiments shown in FIG. 2, FIG. 3, FIG. 4, FIG. 5, FIG. 6 and FIG. 7
  • the steps executed by LEPM in LEPM reference may be made to the relevant description in the above method embodiment.
  • the LEPM1000 includes a processor 1001, a memory 1002, an input/output device 1003, and a bus 1004.
  • the processor 1001, the memory 1002, and the input/output device 1003 are respectively connected to the bus 1004, and computer instructions are stored in the memory.
  • the processor 1001 is used to execute computer instructions to enable LEPM to execute the relevant method steps executed by LEPM in the foregoing method embodiments.
  • the processing module 802 in the foregoing embodiment may specifically be the processor 1001 in this embodiment, so the specific implementation of the processor 1001 will not be repeated.
  • the transceiver module 801 in the foregoing embodiment may specifically be the input/output device 1003 in this embodiment, so the specific implementation of the input/output device 1003 will not be described in detail.
  • MEPM is an embodiment.
  • the MEPM can be used to execute MEPM in the embodiments shown in FIG. 2, FIG. 3, FIG. 4, FIG. 5, and FIG.
  • steps refer to the related description in the above method embodiment.
  • the MEPM1100 includes a processor 1101, a memory 1102, an input/output device 1103, and a bus 1104.
  • the processor 1101, the memory 1102, and the input/output device 1103 are respectively connected to the bus 1104, and computer instructions are stored in the memory.
  • the processor 1101 is configured to execute computer instructions to make the MEPM execute the relevant method steps executed by the MEPM in the foregoing method embodiments.
  • the processing module 902 in the foregoing embodiment may specifically be the processor 1101 in this embodiment, so the specific implementation of the processor 1101 will not be described again.
  • the transceiver module 901 in the foregoing embodiment may specifically be the input and output device 1103 in this embodiment.
  • an embodiment of the present application also provides a data management system.
  • the data management system includes LEPM and MEPM.
  • LEPM may include LEPM as shown in FIG. 8
  • MEPM may include as shown in FIG.
  • LEPM can be used to perform all or part of the steps performed by LEPM in the embodiment shown in Figure 2, Figure 3, Figure 4, Figure 5, Figure 6 and Figure 7, and MEPM can be used to perform Figure 2 3. All or part of the steps performed by the MEPM in the embodiment shown in Figure 4, Figure 5 and Figure 7.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • each unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the above-mentioned integrated unit can be implemented in the form of hardware or software functional unit.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of this application essentially or the part that contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , Including several instructions to make a computer device (which can be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the method described in each embodiment of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program code .

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Abstract

Les modes de réalisation de la présente invention concernent un procédé de gestion de données, un gestionnaire de plateforme de bord local (LEPM) et un gestionnaire de plateforme de bord mobile (MEPM), utilisés pour réduire la charge de gestion du MEPM. Le procédé des modes de réalisation de l'invention comprend les étapes suivantes : un LEPM reçoit une instruction de gestion envoyée par un MEPM, l'instruction de gestion étant une tâche de gestion attribuée par le MEPM au LEPM ; le LEPM exécute une opération correspondante, conformément à l'instruction de gestion ; et le LEPM envoie au MEPM un message de réponse à l'instruction de gestion, le message de réponse à l'instruction de gestion étant utilisé pour notifier le MEPM de l'achèvement, par le LEPM, de l'exécution de l'opération correspondante et de la mise à jour, par le MEPM, des données du MEPM.
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