CN107608754A - A kind of dispatching method of virtual machine and device - Google Patents
A kind of dispatching method of virtual machine and device Download PDFInfo
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- CN107608754A CN107608754A CN201710638865.4A CN201710638865A CN107608754A CN 107608754 A CN107608754 A CN 107608754A CN 201710638865 A CN201710638865 A CN 201710638865A CN 107608754 A CN107608754 A CN 107608754A
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Abstract
The embodiment of the present application discloses a kind of dispatching method of virtual machine and device, and methods described includes the resource utilization for obtaining the first physical host in cloud platform；The virtual machine migration policies of first physical host are determined according to the resource utilization；Migrated according to the virtual machine that the virtual machine migration policies are carried to first physical host.In the embodiment of the present application, corresponding virtual machine migration policies are determined according to the resource utilization of physical host, and then virtual machine migrated according to virtual machine migration policies, realize the Autonomous Scheduling to virtual machine.
Description
Technical field
The application is related to virtual machine technique field, more particularly to a kind of dispatching method of virtual machine and device.
Background technology
OpenStack is a cloud platform of increasing income based on standard hardware cluster environment, and the project is intended to lift ease for use,
Support extensive extension and more outstanding characteristics are provided.The computing resource in cloud platform can be safeguarded by OpenStack, is deposited
Store up resource and Internet resources.
In the environment of OpenStack cloud platforms, there is the different physical host of many performances, and difference is operated in
Physical host on the different virtual machine of many performances.Since the establishment of virtual machine, it there is and virtual machine creating exists
The problem of which physical host, and with the use of system, the various operations of virtual machine or operation business number, thing can be caused
The load for managing main frame is uneven.
In order to realize the load balancing of physical host, it is necessary to which virtual machine is migrated between different physical hosts.It is but existing
Virtual machine (vm) migration in some OpenStack cloud platforms can only trigger under manual intervention, can not realize the autonomous of virtual machine
Migration.
The content of the invention
A kind of dispatching method of virtual machine and device are provided in the embodiment of the present application, is moved with solving virtual machine in the prior art
Shifting can only trigger under manual intervention, the problem of can not realizing the autonomous migration of virtual machine.
In a first aspect, the embodiment of the present application provides a kind of dispatching method of virtual machine, methods described includes：Obtain cloud platform
In the first physical host resource utilization；The virtual machine (vm) migration of first physical host is determined according to the resource utilization
Strategy；Migrated according to the virtual machine that the virtual machine migration policies are carried to first physical host.
Alternatively, the virtual machine migration policies that first physical host is determined according to the resource utilization, bag
Include：If the resource utilization is more than or equal to default first threshold, it is determined that the first virtual machine migration policies, described first
Virtual machine migration policies are used to indicate to migrate at least one virtual machine that first physical host is carried；If the resource makes
It is less than or equal to default Second Threshold with rate, it is determined that the second virtual machine migration policies, second virtual machine migration policies
All virtual machines carried for indicating migration first physical host.
Alternatively, the virtual machine carried according to the virtual machine migration policies to first physical host is carried out
Migration, including：Determine the virtual machine to be migrated in first physical host；Determine the target physical master in the cloud platform
Machine；The virtual machine to be migrated is migrated to the target physical main frame by first physical host.
Alternatively, it is described to determine first physics if the virtual machine migration policies are the first virtual machine migration policies
Virtual machine to be migrated in main frame, including：The resource utilization of virtual machine in first physical host, it is determined that waiting to move
Move virtual machine；It is described to determine in first physical host if the virtual machine migration policies are the second virtual machine migration policies
Virtual machine to be migrated, including：It is virtual machine to be migrated to determine all virtual machines in first physical host.
Optionally it is determined that the target physical main frame in the cloud platform, including：According to the demand of the virtual machine to be migrated
Index, determine the target physical main frame in the cloud platform.
Alternatively, the resource utilization includes processor CPU usage and/or the memory usage.
Second aspect, the embodiment of the present application provide a kind of scheduling virtual machine device, and described device includes：Acquisition module,
For obtaining the resource utilization of the first physical host in cloud platform；Migration strategy determining module, for being made according to the resource
The virtual machine migration policies of first physical host are determined with rate；Transferring module, for according to the virtual machine migration policies
The virtual machine carried to first physical host migrates.
Alternatively, the migration strategy determining module, including：First migration strategy determination sub-module, if for the money
Source utilization rate is more than or equal to default first threshold, it is determined that the first virtual machine migration policies, first virtual machine (vm) migration
Strategy is used to indicate to migrate at least one virtual machine that first physical host is carried；Second migration strategy determines submodule
Block, if being less than or equal to default Second Threshold for the resource utilization, it is determined that the second virtual machine migration policies, it is described
Second virtual machine migration policies are used to indicate to migrate all virtual machines that first physical host is carried.
Alternatively, the transferring module, including：Virtual machine determining module to be migrated, determine in first physical host
Virtual machine to be migrated；Target physical main frame determining module, for determining the target physical main frame in the cloud platform；Migration is held
Row module, for the virtual machine to be migrated to be migrated to the target physical main frame by first physical host.
Alternatively, the virtual machine determining module to be migrated, including：First virtual machine determination sub-module to be migrated, is used for
If the virtual machine migration policies are the first virtual machine migration policies, the resource of the virtual machine in first physical host
Utilization rate, determine virtual machine to be migrated；Second virtual machine determination sub-module to be migrated, if being for the virtual machine migration policies
Second virtual machine migration policies, it is virtual machine to be migrated to determine all virtual machines in first physical host.
Alternatively, the target physical main frame determining module, specifically for being referred to according to the demand of the virtual machine to be migrated
Mark, determines the target physical main frame in the cloud platform.
In the embodiment of the present application, corresponding virtual machine migration policies are determined according to the resource utilization of physical host, entered
And virtual machine is migrated according to virtual machine migration policies, realize the Autonomous Scheduling to virtual machine.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic diagram of a scenario for cloud platform that the embodiment of the present application provides；
Fig. 2 is a kind of dispatching method of virtual machine schematic flow sheet that the embodiment of the present application provides；
Fig. 3 is another dispatching method of virtual machine schematic flow sheet that the embodiment of the present application provides；
Fig. 4 is a kind of scheduling virtual machine apparatus structure schematic diagram that the embodiment of the present application provides.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, it is real below in conjunction with the application
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example only some embodiments of the present application, rather than whole embodiments.It is common based on the embodiment in the application, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, it should all belong to the application protection
Scope.
Fig. 1 is a kind of schematic diagram of a scenario for cloud platform that the embodiment of the present application provides, and figure 1 illustrates three physics masters
Machine 101a, 101b and 101c, and physical host 101a carries two virtual machine VM1 and VM2, physical host 101b carries three
Platform virtual machine VM3, VM4 and VM5, physical host 101c carry a virtual machine VM6.Physical host carries different numbers in itself
The virtual machine of amount, and with the use of system, the various operations of virtual machine or operation business number, physical host can be caused
Load uneven.Some physical host overloads, some physical host underloads.When overload, resource contention ratio
It is fiercer, the performance of virtual machine can be had a strong impact on；When underload, physical host can not farthest make full use of, and lead
Cause the wasting of resources.For example, physical host 101b overload, then need to move the partial virtual machine on physical host 101b
Go out, to reduce physical host 101b load；Physical host 101c underload, then needing will be complete on physical host 101c
Portion's virtual machine is moved out, and then carries out shutdown processing to physical host 101c, to avoid the wasting of resources.
, should not be as it is pointed out that a kind of concrete scene that Fig. 1, which is only the embodiment of the present application, to be provided
The limitation of the application protection domain, for example, the quantity of physical host and virtual machine can adjust accordingly according to the actual requirements.
In order to realize the autonomous migration of virtual machine, the embodiment of the present application provides a kind of dispatching method of virtual machine.Fig. 2 is this
Apply for a kind of dispatching method of virtual machine schematic flow sheet that embodiment provides, as shown in Fig. 2 it is mainly included the following steps that.
Step S201：Obtain the resource utilization of the first physical host in cloud platform.
Any one physical host in the first physical host involved by the embodiment of the present application can be cloud platform, is adjusted
The load of the whole any one physical host.Certainly, in order to which the load to each physical host in cloud platform is adjusted,
Each physical host in cloud platform can periodically be traveled through.
Resource utilization involved by the embodiment of the present application can be CPU usage and memory usage.If all of
Physical host does not share storage resource, then the resource utilization can also include storage utilization rate；If all of physical host
Shared storage resource, then the resource utilization can not be including storage utilization rate.In other words, it is total to if all of physical host
Storage resource is enjoyed, no matter virtual machine is on which platform physical host, all using the judgement of identical storage resource, then resource utilization
In It is not necessary to which the dimension of storage resource again is judged.
Specifically, resource utilization can be calculated according to the ratio of resource usage and resource summation.For example, the first thing
The internal memory summation for managing main frame is 128G, and internal memory dosage is 64G, then memory usage is 50%.
Step S202：The virtual machine migration policies of first physical host are determined according to the resource utilization.
The embodiment of the present application presets two threshold values, first threshold and Second Threshold.Wherein, first threshold is physical host mistake
The critical value of load；Second Threshold is the critical value that physical host kicks the beam.
Specifically, if resource utilization is more than or equal to default first threshold, it is determined that first physical host overloads,
Using the first virtual machine migration policies, first virtual machine migration policies are used to indicate that migrating first physical host is held
At least one virtual machine carried；If the resource utilization is less than or equal to default Second Threshold, it is determined that the first physics master
Machine kicks the beam, and using the second virtual machine migration policies, second virtual machine migration policies are used to indicate to migrate first physics
All virtual machines that main frame is carried.
In a kind of alternative embodiment, the resource utilization at following N number of moment can be predicted, according to following N number of moment
Resource utilization determines the virtual machine migration policies of the first physical host.For example, when the resource utilization at following N number of moment is big
In or equal to default first threshold, the first virtual machine migration policies are determined；When the resource utilization at following N number of moment is respectively less than
Or equal to default Second Threshold, determine the second virtual machine migration policies.
In a kind of alternative embodiment, resource utilization is more than or equal to default first threshold, is specially：CPU is used
Rate is more than or equal to default first CPU threshold values, or, memory usage is more than or equal to default first memory threshold.Money
Source utilization rate is less than or equal to default Second Threshold, is specially：CPU usage is less than or equal to default 2nd CPU threshold values,
Or memory usage is less than or equal to default first memory threshold.In a kind of specific implementation, the first CPU threshold values
For 0.85, the first memory threshold is 0.8；2nd CPU threshold values and the second memory threshold are 0.2.
Step S203：Moved according to the virtual machine that the virtual machine migration policies are carried to first physical host
Move.
Specifically, if the virtual machine migration policies are the first virtual machine migration policies, need to the first physical host
On partial virtual machine migrated, with reduce the first physical host load；If the virtual machine migration policies are second empty
Plan machine migration strategy, then need whole virtual machine (vm) migrations on the first physical host, so as to after the first physical host moves sky,
Shutdown processing is carried out to the first physical host.
In the embodiment of the present application, corresponding virtual machine migration policies are determined according to the resource utilization of physical host, entered
And virtual machine is migrated according to virtual machine migration policies, realize the Autonomous Scheduling to virtual machine.
On the basis of embodiment illustrated in fig. 2, the embodiment of the present application additionally provides another dispatching method of virtual machine flow
Schematic diagram, as shown in figure 3, above-mentioned steps S203 specifically includes following steps.
Step S301：Determine the virtual machine to be migrated in first physical host.
To be migrated to the virtual machine in physical host, then firstly the need of determining to which on the first physical host
Platform or which platform virtual machine are migrated.
Specifically, if virtual machine migration policies are the first virtual machine migration policies, can make according to the resource of virtual machine
Virtual machine to be migrated is determined with rate.Specifically, the virtual machine on the first physical host can be traveled through, the institute of transition condition will be met
There is virtual machine as virtual machine to be migrated.The transition condition can be that the resource utilization of virtual machine is more than or equal to default the
Three threshold values, the 3rd threshold value are the critical value of virtual machine overload.Or can be by the resource of the virtual machine on the first physical host
Utilization rate is ranked up, using one or more maximum virtual machine of resource utilization as virtual machine to be migrated.
Step S302：Determine the target physical main frame in the cloud platform.
The invention relates to target physical main frame be physical host for carrying virtual machine to be migrated.Object
Reason main frame can determine according to the demand parameter of virtual machine to be migrated.
For example, virtual machine VM1 to be migrated is higher to the demand of internal memory, can be by the maximum physical host of internal memory in cloud platform
Target physical main frame as virtual machine VM1 to be migrated；Virtual machine VM2 to be migrated is higher to CPU demand, can be by cloud platform
Target physical main frame of the physical host maximum middle CPU as virtual machine VM2 to be migrated.That is, can be according to every void
The demand parameter of plan machine, it is determined that corresponding target physical main frame.
But in practical application scene, the physical host in cloud platform may be fully loaded with, it is impossible to add again other virtual
Machine.Therefore, a kind of alternative embodiment, can first judge before above-mentioned steps S301 in cloud platform with the presence or absence of satisfaction migration bar
The physical host of part, the transition condition refer to that physical host still can add other virtual machines, if performing step in the presence of if
S301；No person, terminate scheduling virtual machine.Wherein, if the physical host of start is unsatisfactory for transition condition, it can be determined that whether deposit
In the physical host of shutdown, if in the presence of the physical host of shutdown being started shooting, using the physical host of the start as target physical
Main frame.
Step S303：The virtual machine to be migrated is migrated to the target physical main frame by first physical host.
After selected virtual machine to be migrated and target physical main frame, the band can be migrated to virtual machine (vm) migration to target physical
Main frame.Wherein, the quantity of the virtual machine to be migrated can be multiple that the quantity of target physical main frame equally can be multiple.
On the basis of above method embodiment, present invention also provides a kind of device embodiment.Fig. 4 is implemented for the application
A kind of scheduling virtual machine apparatus structure schematic diagram that example provides, as shown in figure 4, the device includes acquisition module 401, migration strategy
Determining module 402 and transferring module 403.
Wherein, acquisition module 401, for obtaining the resource utilization of the first physical host in cloud platform；
Migration strategy determining module 402, for determining that the virtual machine of first physical host moves according to the resource utilization
Move strategy；
Transferring module 403, the virtual machine for being carried according to the virtual machine migration policies to first physical host enter
Row migration.
In a kind of alternative embodiment, the migration strategy determining module 402, including：First migration strategy determines submodule
Block, if being more than or equal to default first threshold for the resource utilization, it is determined that the first virtual machine migration policies, it is described
First virtual machine migration policies are used to indicate to migrate at least one virtual machine that first physical host is carried；Second migration
Tactful determination sub-module, if being less than or equal to default Second Threshold for the resource utilization, it is determined that the second virtual machine
Migration strategy, second virtual machine migration policies are carried all virtual for instruction migration first physical host
Machine.
In a kind of alternative embodiment, the transferring module 403, including：Virtual machine determining module to be migrated, it is determined that described
Virtual machine to be migrated in first physical host；Target physical main frame determining module, for determining the target in the cloud platform
Physical host；Execution module is migrated, for the virtual machine to be migrated to be migrated to the target by first physical host
Physical host.
In a kind of alternative embodiment, the virtual machine determining module to be migrated, including：First virtual machine to be migrated determines
Submodule, if being the first virtual machine migration policies for the virtual machine migration policies, according in first physical host
The resource utilization of virtual machine, determine virtual machine to be migrated；Second virtual machine determination sub-module to be migrated, if for described virtual
Machine migration strategy is the second virtual machine migration policies, and it is to be migrated virtual to determine all virtual machines in first physical host
Machine.
In a kind of alternative embodiment, the target physical main frame determining module, specifically for according to the void to be migrated
The demand parameter of plan machine, determine the target physical main frame in the cloud platform.
In the specific implementation, the application also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium can store
There is program, the program may include the part or all of step in each embodiment that the application provides when performing.Described storage is situated between
Matter can be magnetic disc, CD, read-only memory（English：Read-only memory, referred to as：ROM）Or random storage memory
Body（English：Random access memory, referred to as：RAM）Deng.
It is required that those skilled in the art can be understood that the technology in the embodiment of the present application can add by software
The mode of general hardware platform realize.Based on such understanding, the technical scheme in the embodiment of the present application substantially or
Say that the part to be contributed to prior art can be embodied in the form of software product, the computer software product can be deposited
Storage is in storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions are causing a computer equipment（Can be with
It is personal computer, server, or network equipment etc.）Perform some part institutes of each embodiment of the application or embodiment
The method stated.
In this specification between each embodiment identical similar part mutually referring to.Implement especially for device
For example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring in embodiment of the method
Explanation.
Above-described the application embodiment does not form the restriction to the application protection domain.
Claims (11)
- A kind of 1. dispatching method of virtual machine, it is characterised in that including：Obtain the resource utilization of the first physical host in cloud platform；The virtual machine migration policies of first physical host are determined according to the resource utilization；Migrated according to the virtual machine that the virtual machine migration policies are carried to first physical host.
- 2. according to the method for claim 1, it is characterised in that described that first thing is determined according to the resource utilization The virtual machine migration policies of main frame are managed, including：If the resource utilization is more than or equal to default first threshold, it is determined that the first virtual machine migration policies, described One virtual machine migration policies are used to indicate to migrate at least one virtual machine that first physical host is carried；If the resource utilization is less than or equal to default Second Threshold, it is determined that the second virtual machine migration policies, described Two virtual machine migration policies are used to indicate to migrate all virtual machines that first physical host is carried.
- 3. method according to claim 1 or 2, it is characterised in that it is described according to the virtual machine migration policies to described The virtual machine that first physical host is carried is migrated, including：Determine the virtual machine to be migrated in first physical host；Determine the target physical main frame in the cloud platform；The virtual machine to be migrated is migrated to the target physical main frame by first physical host.
- 4. according to the method for claim 3, it is characterised in thatIt is described to determine to wait to move in first physical host if the virtual machine migration policies are the first virtual machine migration policies Virtual machine is moved, including：The resource utilization of virtual machine in first physical host, determines virtual machine to be migrated；It is described to determine to wait to move in first physical host if the virtual machine migration policies are the second virtual machine migration policies Virtual machine is moved, including：It is virtual machine to be migrated to determine all virtual machines in first physical host.
- 5. according to the method for claim 3, it is characterised in that the target physical main frame in the cloud platform is determined, including：According to the demand parameter of the virtual machine to be migrated, the target physical main frame in the cloud platform is determined.
- 6. according to the method for claim 1, it is characterised in that the resource utilization include processor CPU usage and/ Or the memory usage.
- A kind of 7. scheduling virtual machine device, it is characterised in that including：Acquisition module, for obtaining the resource utilization of the first physical host in cloud platform；Migration strategy determining module, for determining the virtual machine (vm) migration plan of first physical host according to the resource utilization Slightly；Transferring module, the virtual machine for being carried according to the virtual machine migration policies to first physical host move Move.
- 8. device according to claim 7, it is characterised in that the migration strategy determining module, including：First migration strategy determination sub-module, if being more than or equal to default first threshold for the resource utilization, really Fixed first virtual machine migration policies, first virtual machine migration policies are used to indicate that migrating first physical host is carried At least one virtual machine；Second migration strategy determination sub-module, if being less than or equal to default Second Threshold for the resource utilization, really Fixed second virtual machine migration policies, second virtual machine migration policies are used to indicate that migrating first physical host is carried All virtual machines.
- 9. the device according to claim 7 or 8, it is characterised in that the transferring module, including：Virtual machine determining module to be migrated, determine the virtual machine to be migrated in first physical host；Target physical main frame determining module, for determining the target physical main frame in the cloud platform；Execution module is migrated, for the virtual machine to be migrated to be migrated to the target physical master by first physical host Machine.
- 10. device according to claim 9, it is characterised in that the virtual machine determining module to be migrated, including：First virtual machine determination sub-module to be migrated, if being the first virtual machine migration policies for the virtual machine migration policies, The resource utilization of virtual machine in first physical host, determines virtual machine to be migrated；Second virtual machine determination sub-module to be migrated, if being the second virtual machine migration policies for the virtual machine migration policies, It is virtual machine to be migrated to determine all virtual machines in first physical host.
- 11. device according to claim 9, it is characterised in that the target physical main frame determining module, specifically for root According to the demand parameter of the virtual machine to be migrated, the target physical main frame in the cloud platform is determined.
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| CN109062669A (en) * | 2018-08-07 | 2018-12-21 | 郑州云海信息技术有限公司 | Virtual machine migration method and system under a kind of Random Load |
| CN109254829A (en) * | 2018-08-29 | 2019-01-22 | 郑州云海信息技术有限公司 | A kind of compatibility rule verification method and device based on load balancing |
| CN112433813A (en) * | 2020-11-19 | 2021-03-02 | 北京浪潮数据技术有限公司 | Resource scheduling method, system, equipment and computer readable storage medium |
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| CN106970831A (en) * | 2017-05-15 | 2017-07-21 | 金航数码科技有限责任公司 | The resources of virtual machine dynamic scheduling system and method for a kind of facing cloud platform |
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