CN103825915B - Service mobility management method and system under virtualized environment - Google Patents
Service mobility management method and system under virtualized environment Download PDFInfo
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- CN103825915B CN103825915B CN201210464438.6A CN201210464438A CN103825915B CN 103825915 B CN103825915 B CN 103825915B CN 201210464438 A CN201210464438 A CN 201210464438A CN 103825915 B CN103825915 B CN 103825915B
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Abstract
The present invention relates to service mobility management method and system under a kind of virtualized environment, method includes：When FN needs migration, the first virtual machine notifies virtual machine (vm) migration event by virtual machine manager to service management node；Virtual machine manager belonging to from service management node to the first virtual machine itself sends caching and indicated；After the completion of virtual machine (vm) migration process, the second virtual machine notifies virtual machine (vm) migration to complete event by virtual machine manager to service management node；Virtual machine manager belonging to from service management node to the first virtual machine itself sends data transmission instruction, and data cached transfers to the second virtual machine by what is received as the virtual machine manager belonging to the second virtual machine itself.The present invention makes virtual machine in transition process, and virtual machine manager can be cached to the business datum that virtual machine is related to, and by the data cached virtual machine manager being transmitted to after migrating after the completion of migration, so that service conversation keeps continuity without interrupting.
Description
Technical field
Managed the present invention relates to service mobility under cloud computing technical field of virtualization, more particularly to a kind of virtualized environment
Method and system.
Background technology
It is substantial amounts of in order to improve the utilization rate of IT resources, reduction management and maintenance cost with the rise of cloud computing upsurge
Disposed using virtualization pool will be based on.Yet with the dynamic of bottom hardware, hardware resource can upgrade, safeguard and
Periodic maintenance etc., virtual machine may move to metastable resource from the hardware resource that will change, and consequently leads to following
The generation of problem：
1st, need application service to monitor the running situation of underlying basis resource in real time, and bottom is directly dispatched by application service
Infrastructure resources, add the expense of application service itself；
2nd, when there are multiple application services, easily there is resource contention in application service and underlying infrastructure close coupling；
3rd, during virtual machine (vm) migration, IP address or link layer address may change, so as to cause deployment
The communication of service and other services on the virtual machine is interrupted；
4th, application service potentially includes multiple subfunctions, and these subfunctions can be deployed in separate unit virtual machine, can also
It is deployed in multiple servers, is communicated between subfunction by session；As portfolio changes, each subfunction can be dynamic
Ground is from a physical server moves to another physical server, and the session between subfunction can be interrupted, and in order to
Ensure the continuity of service, in addition it is also necessary to extra increase New function, and require that Layer 2 switch is slow in transition process on a virtual machine
Deposit data is simultaneously forwarded after migration, and virtual machine and all functional transformation of Layer 2 switch are required.
The content of the invention
The purpose of the present invention is to propose to service mobility management method and system under a kind of virtualized environment, can based on
Under the scene of virtualization pool Dynamical Deployment application service, it is ensured that the business continuance during virtual machine (vm) migration.
To achieve the above object, the invention provides service mobility management method under a kind of virtualized environment, including：
Needed in service function subelement from when being currently located the first virtual machine (vm) migration to the second virtual machine as target,
First virtual machine notifies virtual machine (vm) migration event by the virtual machine manager belonging to itself to service management node；
The service management node is according to the notice of the virtual machine (vm) migration event, belonging to first virtual machine itself
Virtual machine manager send caching indicate, to notify the virtual machine manager belonging to first virtual machine itself to described
The data that first virtual machine is related to during virtual machine (vm) migration are cached；
After the completion of virtual machine (vm) migration process, second virtual machine is by the virtual machine manager belonging to itself to described
Service management node notifies virtual machine (vm) migration to complete event；
The service management node completes the notice of event according to the virtual machine (vm) migration, to first virtual machine itself
Affiliated virtual machine manager sends data transmission instruction, to notify the Virtual Machine Manager belonging to first virtual machine itself
Device is by the data cached virtual machine manager sent to belonging to second virtual machine itself, and by second virtual machine itself
Affiliated virtual machine manager data cached transfers to second virtual machine by what is received.
Further, in addition to：
The virtual machine manager periodically notifies the identification information and resource information of the virtual machine of management to the service
Management node.
Further, when the virtual machine manager belonging to first virtual machine itself receives the caching instruction,
Data involved by first virtual machine during service function subelement progress virtual machine (vm) migration are cached.
Further, the data transmission is received in the virtual machine manager belonging to first virtual machine itself to indicate
When, by the data cached virtual machine manager sent to belonging to second virtual machine itself.
To achieve the above object, the present invention also provides service mobility management system under a kind of virtualized environment, including：
Application service element, including Service Access Point and one or more service subelements, for being connect by the service
Access point calls one or more of service subelements to realize service logic；
One or more virtual machines, for providing operation resource for the service subelement that is deployed on the virtual machine；
Service management node, is responded for the dependent event to virtual machine (vm) migration, and virtual machine server is sent out
Send instruction；
Virtual machine manager, for carrying out the abstract of physical hardware resources and scheduling to one or more of virtual machines,
One or more of virtual machines are acted on behalf of to interact with the service management node, and the data buffer storage being responsible in transition process
And forwarding.
Further, the virtual machine manager is additionally operable to the identification information and resource information of the virtual machine of management periodically
Notify to the service management node.
Further, the virtual machine manager is additionally operable to be managed the resource of multiple virtual Domains, and to virtual Domain
In the operation of operating system be monitored.
Based on above-mentioned technical proposal, the present invention is believed using virtual machine manager Agent virtual machine with service management node
Order interaction so that virtual machine is in transition process, and virtual machine manager can be cached to the business datum that virtual machine is related to,
And by the data cached virtual machine manager being transmitted to after migration after the completion of the migration so that service conversation keep continuity and
It will not interrupt.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 be virtualized environment of the present invention under service mobility management method an embodiment schematic flow sheet.
Fig. 2 is business during the virtual machine (vm) migration of service mobility management method embodiment under virtualized environment of the present invention
Successional guarantee schematic flow sheet.
Fig. 3 be virtualized environment of the present invention under service mobility management system an embodiment structural representation.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
As shown in figure 1, being the flow signal of an embodiment of service mobility management method under virtualized environment of the present invention
Figure.In the present embodiment, service mobility management method includes under virtualized environment：
Step 101, service function subelement need from the first virtual machine (vm) migration is currently located to as the second of target
During virtual machine, first virtual machine notifies virtual machine (vm) migration by the virtual machine manager belonging to itself to service management node
Event；
Step 102, the service management node are according to the notice of the virtual machine (vm) migration event, to first virtual machine
Virtual machine manager belonging to itself sends caching and indicated, to notify the Virtual Machine Manager belonging to first virtual machine itself
Device is cached to the data that first virtual machine is related to during virtual machine (vm) migration；
Step 103, after the completion of virtual machine (vm) migration process, second virtual machine passes through the Virtual Machine Manager belonging to itself
Device notifies virtual machine (vm) migration to complete event to the service management node；
Step 104, the service management node complete the notice of event according to the virtual machine (vm) migration, empty to described first
Virtual machine manager belonging to plan machine itself sends data transmission instruction, to notify the void belonging to first virtual machine itself
Plan machine manager is and empty by described second by the data cached virtual machine manager sent to belonging to second virtual machine itself
Virtual machine manager belonging to plan machine itself data cached transfers to second virtual machine by what is received.
In the present embodiment, the first virtual machine being currently located can pass through the virtual machine manager VMM/ belonging to itself
Hypervisor sends virtual machine (vm) migration event to service management node and virtual machine (vm) migration completes the notice of event, by virtual
The data processing of the transition process of machine manager Agent virtual machine, including the data after the completion of data are cached and migrated
Forwarding, this process need not require the network equipments such as Layer 2 switch in migration without increasing New function in virtual machine
During data are cached and migrated after the completion of data forwarding, therefore without proposing change to virtual machine and the network equipment
Requirement is made, realizes and more facilitates, cost is also than less expensive.
During virtual machine (vm) migration, because business datum is by caching and forwarding so that service conversation is continued, from
And when needing to carry out virtual machine (vm) migration because of portfolio needs in service function subelement, can keep applying before and after migration
The continuation of service.
Virtual machine manager Agent virtual machine is interacted with service management node, while can also be periodically by the void of management
The identification information of plan machine（VM-ID）And resource information（Processor, internal memory etc.）Notify to give service management node so that service management
Node can obtain newer virtual machine information, so as to realize effective service management.
As shown in Fig. 2 being the virtual machine (vm) migration mistake of service mobility management method embodiment under virtualized environment of the present invention
The guarantee schematic flow sheet of business continuance in journey.In the present embodiment, service function subelement FN1 it is current just with service function
Subelement FNN carries out service conversation, and service function subelement FN1 is deployed on virtual machine VM1 at present.According to business need
Will, service function subelement FN1 needs to move to virtual machine VM2 as target from being currently located virtual machine VM1, now migrates
During business continuance guarantee flow it is as follows：
Virtual machine manager VMMx where step 201, virtual machine VM1 sends virtual machine (vm) migration thing to service management node
The notification message of part；
Step 202, service management node respond the notification message, and send caching instruction to virtual machine manager VMMx,
To indicate that virtual machine manager VMMx is cached to the virtual machine VM1 data being related to during virtual machine (vm) migration；
When step 203, virtual machine manager VMMx receive caching instruction, virtual machine is carried out to service function subelement
Data in transition process involved by virtual machine VM1 are cached；
Step 204, after the completion of virtual machine (vm) migration process, virtual machine manager VMMy where virtual machine VM2 is managed to service
Reason node sends the notification message that virtual machine (vm) migration completes event；
Step 205, service management node respond the notification message, and send data transmission to virtual machine manager VMMx and refer to
Show, to notify virtual machine manager VMMx to send virtual machine manager VMMy to by data cached；
When step 206, virtual machine manager VMMx receive data transmission instruction, virtual machine is sent to by data cached
Manager VMMy；
The virtual machine VM2 that step 207, service function subelement FN1 are currently disposed receive it is data cached after, and be based on
The virtual machine VM (y) that the data cached and service function subelement FNN is disposed sets up service conversation, so as to maintain virtual machine
The continuity of transition process business.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in a computer read/write memory medium, the program
Upon execution, the step of including above method embodiment is performed；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
Fig. 3 be virtualized environment of the present invention under service mobility management system an embodiment structural representation.At this
In embodiment, service mobility management system under virtualized environment, including：Application service element, one or more virtual machines, void
Plan machine manager and service management node.Wherein, Application service element, including Service Access Point（Service Access
Point, abbreviation SAP）With one or more service subelement FN, Application service element can call one by Service Access Point
Or multiple service subelements realize service logic, the distribution condition without being concerned about underlying resource.Servicing subelement can portion
It is deployed on one or more virtual machines.
It can be dynamic to service the corresponding relation of subelement and virtual machine, and is serviced between subelement by session
（session）Communicated.This session is not intended to during virtual machine (vm) migration and situation about interrupting occurs.
Virtual machine can provide operation resource for the service subelement being deployed in thereon, and virtual machine manager can be to one
Individual or multiple virtual machines carry out the abstract of physical hardware resources and scheduling, act on behalf of one or more virtual machines and the service management
Node is interacted, and the data buffer storage being responsible in transition process and forwarding.Service management node is responsible for virtual machine (vm) migration
Dependent event is responded, and sends instruction to virtual machine server.
Virtual machine manager can be managed to the resource of multiple virtual Domains, and to the fortune of the operating system in virtual Domain
Row is monitored.Virtual machine manager is responsible for operating in each scheduling virtual machine CPU and memory partitioning on physical host, this
Not only realize that virtual machine is abstract relative to physical hardware resources, and also control the operation of virtual machine, it is ensured that Duo Gexu
Plan machine shares identical processing environment.
Virtual machine manager Agent virtual machine is interacted with service management node, and can be periodically by the virtual of management
The identification information and resource information of machine notify to give service management node.
In the above-mentioned technical solutions, virtual machine manager can be scheduled to underlying resource, the application without upper strata
Service is directly scheduled to underlying resource, so as to save the expense of application service itself, improves the efficiency of application service,
It is in loose coupling relation with underlying resource also to cause application service simultaneously, it is to avoid many application services resource punching occur when running simultaneously
It is prominent.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical scheme, it all should cover among claimed technical scheme scope of the invention.
Claims (7)
1. service mobility management method under a kind of virtualized environment, including：
Needed in service function subelement from when being currently located the first virtual machine (vm) migration to the second virtual machine as target, it is described
First virtual machine notifies virtual machine (vm) migration event by the virtual machine manager belonging to itself to service management node；
The service management node is according to the notice of the virtual machine (vm) migration event, to the void belonging to first virtual machine itself
Plan machine manager sends caching and indicated, to notify the virtual machine manager belonging to first virtual machine itself to described first
The data that virtual machine is related to during virtual machine (vm) migration are cached；
After the completion of virtual machine (vm) migration process, second virtual machine is by the virtual machine manager belonging to itself to the service
Management node notifies virtual machine (vm) migration to complete event；
The service management node completes the notice of event according to the virtual machine (vm) migration, belonging to first virtual machine itself
Virtual machine manager send data transmission instruction, to notify virtual machine manager belonging to first virtual machine itself will
The data cached virtual machine manager sent to belonging to second virtual machine itself, and as belonging to second virtual machine itself
Virtual machine manager data cached transfer to second virtual machine by what is received.
2. service mobility management method under virtualized environment according to claim 1, wherein also including：
The virtual machine manager periodically notifies the identification information and resource information of the virtual machine of management to the service management
Node.
3. service mobility management method under virtualized environment according to claim 2, wherein in first virtual machine
When virtual machine manager belonging to itself receives the caching instruction, virtual machine (vm) migration is carried out to the service function subelement
During data involved by first virtual machine cached.
4. service mobility management method under virtualized environment according to claim 2, wherein in first virtual machine
When virtual machine manager belonging to itself receives data transmission and indicated, data cached to send described second to empty by described
Virtual machine manager belonging to plan machine itself.
5. service mobility management system under a kind of virtualized environment, including：
Application service element, including Service Access Point and one or more service subelements, for passing through the Service Access Point
One or more of service subelements are called to realize service logic；
One or more virtual machines, for providing operation resource for the service subelement that is deployed on the virtual machine；
Service management node, is responded for the dependent event to virtual machine (vm) migration, and virtual machine server transmission is referred to
Show；
Virtual machine manager, for one or more of virtual machines to be carried out with the abstract of physical hardware resources and scheduling, agency
One or more of virtual machines are interacted with the service management node, and be responsible for transition process in data buffer storage and turn
Hair.
6. service mobility management system under virtualized environment according to claim 5, wherein the virtual machine manager
It is additionally operable to periodically notify the identification information and resource information of the virtual machine of management to the service management node.
7. service mobility management system under virtualized environment according to claim 6, wherein the virtual machine manager
It is additionally operable to be managed the resource of multiple virtual Domains, and the operation of the operating system in virtual Domain is monitored.
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| CN105446892B (en) * | 2014-07-01 | 2020-04-14 | 上海诺基亚贝尔股份有限公司 | Method, equipment and system for dynamic migration of virtualized telecommunication equipment |
| CN106301876B (en) * | 2015-06-26 | 2019-11-29 | 南京中兴新软件有限责任公司 | Physical machine upgrade method, business migration method and device |
| CN107306196A (en) * | 2016-04-20 | 2017-10-31 | 中兴通讯股份有限公司 | Virtualization services monitoring method and device |
| WO2018049567A1 (en) * | 2016-09-13 | 2018-03-22 | 华为技术有限公司 | Application migration method, device, and system |
| CN108733460B (en) * | 2017-04-17 | 2022-11-29 | 伊姆西Ip控股有限责任公司 | Method and apparatus for maintaining sessions for network storage devices |
| CN109450667B (en) * | 2018-10-12 | 2020-10-13 | 北京邮电大学 | Mobility management method and device based on network function virtualization |
| CN109885380B (en) * | 2019-01-18 | 2022-09-06 | 山石网科通信技术股份有限公司 | Session processing method and device, storage medium and electronic device |
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| CN102333037A (en) * | 2011-10-20 | 2012-01-25 | 中兴通讯股份有限公司 | Method and device for migrating virtual machine |
| CN102592061A (en) * | 2012-03-13 | 2012-07-18 | 河北师范大学 | TCM (traditional Chinese medicine) data collection and diagnosis intermediate system based on cloud computation and realization method thereof |
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| CN102185774A (en) * | 2011-05-10 | 2011-09-14 | 中兴通讯股份有限公司 | Method, monitor and system for seamless migration of virtual machine |
| CN102333037A (en) * | 2011-10-20 | 2012-01-25 | 中兴通讯股份有限公司 | Method and device for migrating virtual machine |
| CN102592061A (en) * | 2012-03-13 | 2012-07-18 | 河北师范大学 | TCM (traditional Chinese medicine) data collection and diagnosis intermediate system based on cloud computation and realization method thereof |
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