CN106201693A - Dispatching method in a kind of virtualized environment and system - Google Patents
Dispatching method in a kind of virtualized environment and system Download PDFInfo
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- CN106201693A CN106201693A CN201610547373.XA CN201610547373A CN106201693A CN 106201693 A CN106201693 A CN 106201693A CN 201610547373 A CN201610547373 A CN 201610547373A CN 106201693 A CN106201693 A CN 106201693A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
- G06F9/485—Task life-cycle, e.g. stopping, restarting, resuming execution
- G06F9/4856—Task life-cycle, e.g. stopping, restarting, resuming execution resumption being on a different machine, e.g. task migration, virtual machine migration
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
- G06F9/5061—Partitioning or combining of resources
- G06F9/5077—Logical partitioning of resources; Management or configuration of virtualized resources
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2209/00—Indexing scheme relating to G06F9/00
- G06F2209/50—Indexing scheme relating to G06F9/50
- G06F2209/503—Resource availability
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention discloses the dispatching method in a kind of virtualized environment and system, including: the resource utilization of each physical machine is compared with predetermined normal utility scope；If being in normal utility scope, the physical machine of the virtual machine migrating not having virtual machine to carry out and not being currently running is placed in holding state；If there is the physical machine not in the range of normal utility, then generating dispatch request, generating source host list and destination host list according to dispatch request；Determine the virtual machine to be migrated of each source host, from destination host list, determine the transportable destination host of each virtual machine to be migrated, generate the first corresponding migration information；Whether detect the transportable destination host in the first migration information for being in holding state；The most then open the destination host being in holding state, and call the corresponding interface that migrates and respond the first migration information；Visible, this programme is dynamic dispatching virtual machine in virtualized environment, reaches energy-conservation effect.
Description
Technical field
The present invention relates to virtualized environment technical field, more particularly, it relates to the dispatching party in a kind of virtualized environment
Method and system.
Background technology
At present, along with the appearance of Intel Virtualization Technology, the dynamically distribution adjustment for resource provides technical foundation, but in reality
In the build environment of border, dynamically distribution adjustment is still applied the most perfect, it may appear that owing to dynamically distributing adjustment, make multiple physical machine
Work, it may appear that the problem that energy-saving effect is bad simultaneously.
Therefore, how on the basis of dynamically adjusting, strengthening energy-saving effect is that those skilled in the art need solve to ask
Topic.
Summary of the invention
It is an object of the invention to provide the dispatching method in a kind of virtualized environment and system, to realize dynamically adjusting
On the basis of strengthen energy-saving effect.
For achieving the above object, following technical scheme is embodiments provided:
A kind of dispatching method in virtualized environment, including:
Obtain each virtual machine and the resource utilization of physical machine in virtualized environment；
The resource utilization of each physical machine is compared with predetermined normal utility scope；If all physical machine
In the range of resource utilization is in described normal utility, then will virtual machine not had to carry out migrate and be not currently running
The physical machine of virtual machine is placed in holding state；
If there is the resource utilization of physical machine not in the range of described normal utility, then generating corresponding scheduling please
Ask, and according to described dispatch request, physical machine be divided into source host and destination host, and be ranked up according to predetermined ordering rule,
Generate source host list and destination host list；
Determine the virtual machine to be migrated of each source host in described source host list successively, generate the first virtual machine to be migrated
List, and according to the resource utilization of virtual machine to be migrated, from described destination host list, determine each virtual machine to be migrated
Transportable destination host, generate the first corresponding migration information；
Whether detect the transportable destination host in described first migration information for being in holding state；The most then open
It is in the destination host of holding state, and calls corresponding migration interface described first migration information of response；If it is not, the most directly adjust
Described first migration information is responded with the corresponding interface that migrates.
Wherein, each virtual machine and the resource utilization of physical machine in described acquisition virtualized environment, including:
Obtain cpu busy percentage and the memory usage of each virtual machine in virtualized environment；Obtain in virtualized environment every
The cpu busy percentage of individual physical machine and memory usage.
Wherein, if the described resource utilization of physical machine that exists is not in the range of described normal utility, then generate corresponding
Dispatch request, including:
If the resource utilization that there is the first physical machine is higher than described normal utility scope, then generating the first scheduling please
Ask；Wherein, described first dispatch request is used for migrating out the virtual machine of described first physical machine, until described first physical machine
The utilization of resources is in described normal utility scope；
If the resource utilization that there is the second physical machine is less than described normal utility scope, then generating the second scheduling please
Ask；Wherein, described second dispatch request is for migrating out all of virtual machine of described second physical machine.
Wherein, it is ranked up generating source host list according to predetermined ordering rule, including:
Resource utilization according to source host is ranked up, and generates source host list.
Wherein, it is ranked up generating destination host list according to predetermined ordering rule, including:
Whether can be powered down according to destination host, destination host is divided into the destination host that can close power supply, and not
The destination host of power supply can be closed；
Total capacity according to the described destination host that can close power supply is ranked up, and generates the first destination host list；Root
It is ranked up according to the active volume of the described destination host that can not close power supply, generates the second destination host list.
Wherein, described determine the virtual machine to be migrated of each source host in described source host list successively, generate first and treat
Migrate virtual machine list, including:
Use knapsack algorithm, determine the most preferably side of placement when each source host utilization rate is in described normal utility scope
Case, and using the virtual machine in addition to the virtual machine of described optimal placement schemes as virtual machine to be migrated, generate described first and treat
Migrate virtual machine list.
Wherein, the described resource utilization according to virtual machine to be migrated, from described destination host list, determine each treating
Migrate the transportable destination host of virtual machine, generate the first corresponding migration information, including:
According to the resource utilization of virtual machine to be migrated, meet the law at first is used to determine from described destination host list often
The transportable destination host of individual virtual machine to be migrated, generates the first corresponding migration information, and from described first void to be migrated
Plan machine list is removed the virtual machine to be migrated determining transportable destination host.
Wherein, also include:
If detecting there is not virtual machine to be migrated in described first virtual machine list to be migrated, and virtualization ring detected
Border exists the resource utilization physical machine higher than described normal utility scope, then detects whether to there is the thing being powered down
Reason machine；
If existing, then the physical machine closing power supply being ranked up, generating candidate physical machine list；
Determine that resource utilization is higher than the virtual machine to be migrated of the physical machine of described normal utility scope, generate second and treat
Migrate virtual machine list, and according to the resource utilization of virtual machine to be migrated in described second virtual machine list to be migrated, from institute
State candidate physical machine list and choose optimal main frame, generate the second corresponding migration information；
Open the power supply of described optimal main frame, call the corresponding interface that migrates after the power is turned and respond described second migration
Information.
A kind of dispatching patcher in virtualized environment, including:
Utilization rate acquisition module, for obtaining each virtual machine and the resource utilization of physical machine in virtualized environment；
Utilization rate comparison module, for carrying out the resource utilization of each physical machine with predetermined normal utility scope
Relatively；If in the range of the resource utilization of all physical machine is in described normal utility, then trigger the first execution module；If
There is the resource utilization of physical machine not in the range of described normal utility, then trigger dispatch request generation module；
Described first performs module, the thing of the virtual machine for will virtual machine not had to carry out migrate and be not currently running
Reason machine is placed in holding state；
Described dispatch request generation module, is used for generating corresponding dispatch request, and according to described dispatch request by physics
Machine is divided into source host and destination host, and is ranked up according to predetermined ordering rule, generates source host list and destination host row
Table；
First virtual machine List Generating Module to be migrated, for determining each source host in described source host list successively
Virtual machine to be migrated, generates the first virtual machine list to be migrated；
First migration information generation module, for and according to the resource utilization of virtual machine to be migrated, from described purpose master
Machine list determines the transportable destination host of each virtual machine to be migrated, generates the first corresponding migration information；
First detection module, the most standby for being in for detecting the transportable destination host in described first migration information
State；After the most then triggering the second execution module opens the destination host being in holding state, trigger calling module；If it is not, then
Trigger described calling module.
Described second performs module, for opening the destination host being in holding state；
Described calling module, is used for calling the corresponding interface that migrates and responds described first migration information.
Wherein, also include:
For there is not virtual machine to be migrated when described first virtual machine list to be migrated and empty in the second detection module
When planization environment exists the physical machine that resource utilization is higher than described normal utility scope, detect whether that existence is closed electricity
The physical machine in source；If existing, then trigger candidate physical machine List Generating Module；
Described candidate physical machine List Generating Module, for being ranked up according to the capacity of the physical machine closing power supply, raw
Become candidate physical machine list；
Second virtual machine List Generating Module to be migrated, is used for determining that resource utilization is higher than described normal utility scope
The virtual machine to be migrated of physical machine, generate the second virtual machine list to be migrated；
Second migration information generation module, for according to virtual machine to be migrated in described second virtual machine list to be migrated
Resource utilization, chooses optimal main frame from described candidate physical machine list, generates the second corresponding migration information；
3rd performs module, for opening the power supply of described optimal main frame, and is being turned on the power by described calling module
After call the corresponding interface that migrates and respond described second migration information.
By above scheme, the dispatching method in a kind of virtualized environment that the embodiment of the present invention provides and system,
Including: obtain each virtual machine and the resource utilization of physical machine in virtualized environment；Resource utilization by each physical machine
Compare with predetermined normal utility scope；If the resource utilization of all physical machine is in described normal utility model
In enclosing, then the physical machine of the virtual machine not having virtual machine to carry out migrating and not being currently running is placed in holding state；If depositing
In the resource utilization of physical machine not in the range of described normal utility, then generate corresponding dispatch request, and according to described
Physical machine is divided into source host and destination host by dispatch request, and is ranked up according to predetermined ordering rule, generates source host row
Table and destination host list；Determine the virtual machine to be migrated of each source host in described source host list successively, generate first and treat
Migrate virtual machine list, and according to the resource utilization of virtual machine to be migrated, from described destination host list, determine each treating
Migrate the transportable destination host of virtual machine, generate the first corresponding migration information；Detect in described first migration information
Whether transportable destination host is for being in holding state；The most then open the destination host being in holding state, and call corresponding
Migration interface respond described first migration information；If it is not, then directly invoke the corresponding interface that migrates to respond described first migration
Information；Visible, in the present embodiment, by dynamic dispatching virtual machine in virtualized environment, reach energy-conservation effect.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the dispatching method schematic flow sheet in a kind of virtualized environment disclosed in the embodiment of the present invention；
Fig. 2 is dispatching method schematic diagram concrete disclosed in the embodiment of the present invention；
Fig. 3 is the dispatching patcher structural representation in a kind of virtualized environment disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
The embodiment of the invention discloses the dispatching method in a kind of virtualized environment and system, to realize in dynamically adjustment
On the basis of strengthen energy-saving effect.
See Fig. 1, the dispatching method in a kind of virtualized environment that the embodiment of the present invention provides, including:
Each virtual machine and the resource utilization of physical machine in S101, acquisition virtualized environment；
Wherein, each virtual machine and the resource utilization of physical machine in described acquisition virtualized environment, including:
Obtain cpu busy percentage and the memory usage of each virtual machine in virtualized environment；Obtain in virtualized environment every
The cpu busy percentage of individual physical machine and memory usage.
Concrete, in the present embodiment by periodically gathering virtual machine and the monitoring performance of physical machine, to collecting
Monitoring data point resource utilization be weighted averagely, choose monitoring data point meansigma methods come approximate reverse answer virtual machine and
The resource utilization of physical machine, predominantly CPU and internal memory.
S102, the resource utilization of each physical machine is compared with predetermined normal utility scope；If property
In the range of the resource utilization of reason machine is in described normal utility, then virtual machine will not had to carry out migrating and the most
The physical machine of the virtual machine run is placed in holding state；
Concrete, if current virtual machine environmental resource can make all resource utilizations be higher than after passing through scheduling
Within the main frame of normal range drops to normal range, then close and there is no the electricity of virtual machine and the main frame that do not has virtual machine to move into
Source.
If S103 exists the resource utilization of physical machine not in the range of described normal utility, then generate corresponding tune
Degree request, and according to described dispatch request, physical machine is divided into source host and destination host, and carry out according to predetermined ordering rule
Sequence, generates source host list and destination host list；
Wherein, if the described resource utilization of physical machine that exists is not in the range of described normal utility, then generate corresponding
Dispatch request, including:
If the resource utilization that there is the first physical machine is higher than described normal utility scope, then generating the first scheduling please
Ask；Wherein, described first dispatch request is used for migrating out the virtual machine of described first physical machine, until described first physical machine
The utilization of resources is in described normal utility scope；
If the resource utilization that there is the second physical machine is less than described normal utility scope, then generating the second scheduling please
Ask；Wherein, described second dispatch request is for migrating out all of virtual machine of described second physical machine.
Concrete, the resource utilization got management platform in the present embodiment is estimated, by property
The physical resource utilization rate of reason machine compares with previously according to the normal utility scope set；Utilize if there is physical machine
Rate is higher than normal range, then produce scheduling virtual machine request of moving out, and the content of configuration scheduling request is: migrate on this main frame
Virtual machine, until the resource utilization of this main frame is reduced to normal range；If there is no physical machine utilization rate higher than normal profit
Use rate scope, and there is host computer rate less than normal range, then utilization rate is moved out void less than the main frame of normal range
Plan machine dispatch request, and configuration scheduling request content be: on all of virtual machine migrating on this main frame to other main frame.
Wherein, it is ranked up generating source host list according to predetermined ordering rule, including:
Resource utilization according to source host is ranked up, and generates source host list.
Wherein, it is ranked up generating destination host list according to predetermined ordering rule, including:
Whether can be powered down according to destination host, destination host is divided into the destination host that can close power supply, and not
The destination host of power supply can be closed；
Total capacity according to the described destination host that can close power supply is ranked up, and generates the first destination host list；Root
It is ranked up according to the active volume of the described destination host that can not close power supply, generates the second destination host list.
Concrete, distinguish source and destination main frame according to dispatch request in the present embodiment, and source, destination host are carried out excellent
First level sequence:
Source host: sequence carries out prioritization with resource utilization, and the main frame high for utilization rate carries out priority scheduling
Process；
Destination host: owing to the main frame in actual virtualized environment is often by constraint, it is impossible to be powered down, carry out
Energy-conservation, therefore destination host is carried out classification and ordination.The main frame that can not be powered down: be ranked up with main frame active volume；
The main frame that can be powered down: be ranked up with total capacity.
S104, determine the virtual machine to be migrated of each source host in described source host list successively, generate first to be migrated
Virtual machine list, and according to the resource utilization of virtual machine to be migrated, determine each to be migrated from described destination host list
The transportable destination host of virtual machine, generates the first corresponding migration information；
Wherein, described determine the virtual machine to be migrated of each source host in described source host list successively, generate first and treat
Migrate virtual machine list, including:
Use knapsack algorithm, determine the most preferably side of placement when each source host utilization rate is in described normal utility scope
Case, and using the virtual machine in addition to the virtual machine of described optimal placement schemes as virtual machine to be migrated, generate described first and treat
Migrate virtual machine list.
Concrete, the best visual machine on source host of choosing is moved out scheme, and optimal scheduling scheme with minimum transition cost is
Purpose, migrates cost and approximates replacement with the internal memory usage amount of virtual machine.Use knapsack algorithm, solve host computer rate and be in normally
Optimal placement schemes during scope (main frame for knapsack, virtual machine is article), then the void in addition to optimal placement schemes virtual machine
Plan machine is the virtual machine to be migrated selected.
Wherein, the described resource utilization according to virtual machine to be migrated, from described destination host list, determine each treating
Migrate the transportable destination host of virtual machine, generate the first corresponding migration information, including:
According to the resource utilization of virtual machine to be migrated, meet the law at first is used to determine from described destination host list often
The transportable destination host of individual virtual machine to be migrated, generates the first corresponding migration information, and from described first void to be migrated
Plan machine list is removed the virtual machine to be migrated determining transportable destination host.
Concrete, select a virtual machine from virtual machine list to be migrated, use meet the law at first to carry out choosing having arranged
The destination host of sequence, if this virtual machine schedulable, then generates a migration information, and from the first virtual machine list to be migrated
Deleting the virtual machine selected, and repeat the above steps, until having processed all dispatch request, or scheduling virtual machine list is
Empty.
Whether S105, the transportable destination host detected in described first migration information be for being in holding state；The most then
Open the destination host being in holding state, and call corresponding migration interface described first migration information of response；If it is not, it is the most straight
Connect and call corresponding migration interface described first migration information of response.
Based on technique scheme, this programme also includes:
If detecting there is not virtual machine to be migrated in described first virtual machine list to be migrated, and virtualization ring detected
Border exists the resource utilization physical machine higher than described normal utility scope, then detects whether to there is the thing being powered down
Reason machine；
If existing, then the physical machine closing power supply being ranked up, generating candidate physical machine list；
Determine that resource utilization is higher than the virtual machine to be migrated of the physical machine of described normal utility scope, generate second and treat
Migrate virtual machine list, and according to the resource utilization of virtual machine to be migrated in described second virtual machine list to be migrated, from institute
State candidate physical machine list and choose optimal main frame, generate the second corresponding migration information；
Open the power supply of described optimal main frame, call the corresponding interface that migrates after the power is turned and respond described second migration
Information.
Concrete, if current virilization environment inadequate resource is so that all utilization rates are higher than the profit of the main frame of normal range
Within being reduced to normal range by rate, and there is not schedulable virtual machine (vm) migration list, then check whether that existence is closed
The main frame of power supply.If it is present for the purpose of the main frame being powered down main frame, assessment is chosen an optimal main frame and is opened
Host power supply, carries out supplemental resources.Concrete optimal main frame choosing method is: entered according to capacity by the main frame of all closedown power supplys
Row descending sort, chooses a host computer successively, has checked whether that virtual machine can move on this main frame, if can,
Terminate inquiry, and to choose this main frame be optimal main frame.See Fig. 2, the concrete dispatching method schematic diagram provided for the present embodiment.
The dispatching patcher provided the embodiment of the present invention below is introduced, and dispatching patcher described below is with described above
Dispatching method can be cross-referenced.
See Fig. 3, the dispatching patcher in a kind of virtualized environment that the embodiment of the present invention provides, including:
Utilization rate acquisition module 100, for obtaining each virtual machine and the resource utilization of physical machine in virtualized environment；
Utilization rate comparison module 200, for by the resource utilization of each physical machine and predetermined normal utility scope
Compare；If in the range of the resource utilization of all physical machine is in described normal utility, then trigger the first execution mould
Block 300；If there is the resource utilization of physical machine not in the range of described normal utility, then trigger dispatch request generation module
400；
Described first performs module 300, for virtual machine not had to carry out the virtual machine migrating and not being currently running
Physical machine be placed in holding state；
Described dispatch request generation module 400, is used for generating corresponding dispatch request, and according to described dispatch request by thing
Reason machine is divided into source host and destination host, and is ranked up according to predetermined ordering rule, generates source host list and destination host
List；
First virtual machine List Generating Module 500 to be migrated, for determining each source master in described source host list successively
The virtual machine to be migrated of machine, generates the first virtual machine list to be migrated；
First migration information generation module 600, for and according to the resource utilization of virtual machine to be migrated, from described purpose
Host List determines the transportable destination host of each virtual machine to be migrated, generates the first corresponding migration information；
Whether first detection module 700, for detecting the transportable destination host in described first migration information for being in
Holding state；After the most then triggering the second execution module 800 opens the destination host being in holding state, trigger calling module
900；If it is not, then trigger calling module 900.
Described second performs module 800, for opening the destination host being in holding state；
Described calling module 900, is used for calling the corresponding interface that migrates and responds described first migration information.
Based on technique scheme, this programme also includes:
For there is not virtual machine to be migrated when described first virtual machine list to be migrated and empty in the second detection module
When planization environment exists the physical machine that resource utilization is higher than described normal utility scope, detect whether that existence is closed electricity
The physical machine in source；If existing, then trigger candidate physical machine List Generating Module；
Described candidate physical machine List Generating Module, for being ranked up according to the capacity of the physical machine closing power supply, raw
Become candidate physical machine list；
Second virtual machine List Generating Module to be migrated, is used for determining that resource utilization is higher than described normal utility scope
The virtual machine to be migrated of physical machine, generate the second virtual machine list to be migrated；
Second migration information generation module, for according to virtual machine to be migrated in described second virtual machine list to be migrated
Resource utilization, chooses optimal main frame from described candidate physical machine list, generates the second corresponding migration information；
3rd performs module, for opening the power supply of described optimal main frame, and is being turned on the power by described calling module
After call the corresponding interface that migrates and respond described second migration information.
Dispatching method in a kind of virtualized environment that the embodiment of the present invention provides and system, including: obtain virtualization ring
Each virtual machine and the resource utilization of physical machine in border；By the resource utilization of each physical machine and predetermined normal utility
Scope compares；If in the range of the resource utilization of all physical machine is in described normal utility, then will be the most virtual
Machine carries out migrating and not existing the physical machine of the virtual machine being currently running and is placed in holding state；If there is the utilization of resources of physical machine
Rate not in the range of described normal utility, then generates corresponding dispatch request, and physical machine is divided according to described dispatch request
For source host and destination host, and it is ranked up according to predetermined ordering rule, generates source host list and destination host list；Depend on
Secondary determine the virtual machine to be migrated of each source host in described source host list, generate the first virtual machine list to be migrated, and root
According to the resource utilization of virtual machine to be migrated, from described destination host list, determine the transportable mesh of each virtual machine to be migrated
Main frame, generate the first corresponding migration information；Whether detect the transportable destination host in described first migration information is
It is in holding state；The most then open the destination host being in holding state, and call and corresponding migrate interface response described the
One migration information；If it is not, then directly invoke the corresponding interface that migrates to respond described first migration information；Visible, at the present embodiment
In, by dynamic dispatching virtual machine in virtualized environment, reach energy-conservation effect.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. the dispatching method in a virtualized environment, it is characterised in that including:
Obtain each virtual machine and the resource utilization of physical machine in virtualized environment；
The resource utilization of each physical machine is compared with predetermined normal utility scope；If the resource of all physical machine
In the range of utilization rate is in described normal utility, then virtual by do not have virtual machine to carry out to migrate and be not currently running
The physical machine of machine is placed in holding state；
If there is the resource utilization of physical machine not in the range of described normal utility, then generate corresponding dispatch request, and
According to described dispatch request, physical machine is divided into source host and destination host, and is ranked up according to predetermined ordering rule, generate
Source host list and destination host list；
Determine the virtual machine to be migrated of each source host in described source host list successively, generate the first virtual machine to be migrated row
Table, and according to the resource utilization of virtual machine to be migrated, from described destination host list, determine each virtual machine to be migrated
Transportable destination host, generates the first corresponding migration information；
Whether detect the transportable destination host in described first migration information for being in holding state；The most then open and be in
The destination host of holding state, and call corresponding migration interface described first migration information of response；If it is not, then directly invoke phase
The migration interface answered responds described first migration information.
Dispatching method the most according to claim 1, it is characterised in that in described acquisition virtualized environment each virtual machine and
The resource utilization of physical machine, including:
Obtain cpu busy percentage and the memory usage of each virtual machine in virtualized environment；Obtain each thing in virtualized environment
The cpu busy percentage of reason machine and memory usage.
Dispatching method the most according to claim 2, it is characterised in that if the described resource utilization that there is physical machine does not exists
In the range of described normal utility, then generate corresponding dispatch request, including:
If the resource utilization that there is the first physical machine is higher than described normal utility scope, then generate the first dispatch request；Its
In, described first dispatch request is for migrating out the virtual machine of described first physical machine, until the resource of described first physical machine
Utilization is in described normal utility scope；
If the resource utilization that there is the second physical machine is less than described normal utility scope, then generate the second dispatch request；Its
In, described second dispatch request is for migrating out all of virtual machine of described second physical machine.
Dispatching method the most according to claim 3, it is characterised in that be ranked up generation source master according to predetermined ordering rule
Machine list, including:
Resource utilization according to source host is ranked up, and generates source host list.
Dispatching method the most according to claim 4, it is characterised in that be ranked up generating purpose according to predetermined ordering rule
Host List, including:
Whether can be powered down according to destination host, destination host is divided into the destination host that can close power supply, and can not close
Close the destination host of power supply；
Total capacity according to the described destination host that can close power supply is ranked up, and generates the first destination host list；According to institute
The active volume stating the destination host that can not close power supply is ranked up, and generates the second destination host list.
Dispatching method the most according to claim 1, it is characterised in that described determine successively in described source host list each
The virtual machine to be migrated of source host, generates the first virtual machine list to be migrated, including:
Use knapsack algorithm, determine optimal placement schemes when each source host utilization rate is in described normal utility scope,
And using the virtual machine in addition to the virtual machine of described optimal placement schemes as virtual machine to be migrated, generate described first to be migrated
Virtual machine list.
Dispatching method the most according to claim 6, it is characterised in that the described utilization of resources according to virtual machine to be migrated
Rate, determines the transportable destination host of each virtual machine to be migrated from described destination host list, generates corresponding first
Migration information, including:
According to the resource utilization of virtual machine to be migrated, meet the law at first is used to determine each treating from described destination host list
Migrate the transportable destination host of virtual machine, generate the first corresponding migration information, and from described first virtual machine to be migrated
List is removed the virtual machine to be migrated determining transportable destination host.
8. according to the dispatching method described in any one in claim 1-7, it is characterised in that also include:
If detecting there is not virtual machine to be migrated in described first virtual machine list to be migrated, and detects in virtualized environment
There is the resource utilization physical machine higher than described normal utility scope, then detect whether to there is the physics being powered down
Machine；
If existing, then the physical machine closing power supply being ranked up, generating candidate physical machine list；
Determine that resource utilization is higher than the virtual machine to be migrated of the physical machine of described normal utility scope, generate second to be migrated
Virtual machine list, and according to the resource utilization of virtual machine to be migrated in described second virtual machine list to be migrated, from described time
Select physical machine list to choose optimal main frame, generate the second corresponding migration information；
Open the power supply of described optimal main frame, call the corresponding interface that migrates after the power is turned and respond described second migration letter
Breath.
9. the dispatching patcher in a virtualized environment, it is characterised in that including:
Utilization rate acquisition module, for obtaining each virtual machine and the resource utilization of physical machine in virtualized environment；
Utilization rate comparison module, for comparing the resource utilization of each physical machine with predetermined normal utility scope
Relatively；If in the range of the resource utilization of all physical machine is in described normal utility, then trigger the first execution module；If depositing
In the resource utilization of physical machine not in the range of described normal utility, then trigger dispatch request generation module；
Described first performs module, the physical machine of the virtual machine for will virtual machine not had to carry out migrate and be not currently running
It is placed in holding state；
Described dispatch request generation module, is used for generating corresponding dispatch request, and physical machine is divided according to described dispatch request
For source host and destination host, and it is ranked up according to predetermined ordering rule, generates source host list and destination host list；
First virtual machine List Generating Module to be migrated, for determine successively each source host in described source host list wait move
Move virtual machine, generate the first virtual machine list to be migrated；
First migration information generation module, for and according to the resource utilization of virtual machine to be migrated, arrange from described destination host
Table determines the transportable destination host of each virtual machine to be migrated, generates the first corresponding migration information；
Whether first detection module, for detecting the transportable destination host in described first migration information for being in standby shape
State；After the most then triggering the second execution module opens the destination host being in holding state, trigger calling module；If it is not, then touch
Send out calling module described.
Described second performs module, for opening the destination host being in holding state；
Described calling module, is used for calling the corresponding interface that migrates and responds described first migration information.
Dispatching patcher the most according to claim 9, it is characterised in that also include:
, for there is not virtual machine to be migrated, and virtualization when described first virtual machine list to be migrated in the second detection module
When environment existing resource utilization higher than the physical machine of described normal utility scope, detect whether to exist and be powered down
Physical machine；If existing, then trigger candidate physical machine List Generating Module；
Described candidate physical machine List Generating Module, for being ranked up according to the capacity of the physical machine closing power supply, generates and waits
Select physical machine list；
Second virtual machine List Generating Module to be migrated, for determining that resource utilization is higher than the thing of described normal utility scope
The virtual machine to be migrated of reason machine, generates the second virtual machine list to be migrated；
Second migration information generation module, for according to the resource of virtual machine to be migrated in described second virtual machine list to be migrated
Utilization rate, chooses optimal main frame from described candidate physical machine list, generates the second corresponding migration information；
3rd performs module, for opening the power supply of described optimal main frame, and is adjusted after the power is turned by described calling module
Described second migration information is responded with the corresponding interface that migrates.
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