CN104050045B

CN104050045B - Virtual resource allocation method and device based on disk I/O

Info

Publication number: CN104050045B
Application number: CN201410299223.2A
Authority: CN
Inventors: 刘涛
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2014-06-27
Filing date: 2014-06-27
Publication date: 2017-06-27
Anticipated expiration: 2034-06-27
Also published as: CN104050045A; WO2015196931A1

Abstract

A kind of virtual resource allocation method and device based on disk I/O of embodiment of the present invention offer, the method, including：Virtual network function manager VNFM sends application virtual resource and asks to the description information of the disk read-write I/O service quality QoS of at least one virtual machine of at least one virtual network function VNF according to virtual network function describer VNFD to virtualized infrastructure manager VIM；Wherein, the description information includes：Disk I/O QoS resource information during disk I/O QoS resource information and burst service when at least one virtual machine performs regular traffic；The description information is included in the application virtual resource request；Further, the VIM carries out resource allocation according to the application virtual resource request, can more reasonably dispose business, enables business more effectively using physical resource, the resource utilization overall so as to improve system.

Description

Virtual resource allocation method and device based on disk I/O

Technical field

The present embodiments relate to computer technology, more particularly to a kind of virtual resource allocation method based on disk I/O and Device.

Background technology

Virtualizing (Network Function Virtualization, abbreviation NFV) technology by network function can be Realize that subnetwork function, i.e. network function can be by softwares in unified, high performance server, interchanger and storage device Realized with virtualization mode, and can be run on general server hardware.

When multiple virtual network functions (Virtualized Network Function, abbreviation VNF) are in the business of offer clothes During business, the virtual machine of the multiple VNF can carry out substantial amounts of disk read-write (disk I/O), such as backup, recovery, the high-volume of data Data query and verification etc..If the multiple VNF is deployed in same hardware resource, such as disk of same server or veneer, Or in same shared magnetic battle array, and carry out disk I/O within the same time period of system, it will cause the disk performance of the VNF Deteriorate, service fail is even resulted in, so as to reduce the reliability of system.

In order to solve described problem, in the prior art, in virtual network function manager (Virtual Network Function Manager, abbreviation VNFM) for any VNF apply virtual machine when, specify the VNF virtual machine disk I/O clothes The peak value of business quality (Quality of Service, abbreviation QoS)；Further, when virtual resource is applied for, the VNFM roots Resource bid is carried out according to the peak value of the disk I/O QoS of the virtual machine of the VNF, further, the VIM is receiving the money After the application of source, the disk I/O QoS according to the resource bid and hardware resource carries out resource allocation, so as to ensure business in spy The disk I/O QoS of different period.

But in the prior art, because the disk I/O QoS of the virtual machine in the period in addition to particular time of the VNF is less than The peak value of the disk I/O QoS, therefore, resource allocation is carried out according to the peak value of the disk I/O QoS of the virtual machine of the VNF, Ample resources can be caused to waste.

The content of the invention

This hair embodiment provides a kind of virtual resource allocation method and device based on disk I/O, is used to improve system entirety Resource utilization.

In a first aspect, the embodiment of the present invention provides a kind of virtual resource allocation method based on disk I/O, methods described is used In network function virtualize NFV networks, methods described, including：

Virtual network function manager VNFM is according to virtual network function describer VNFD at least one virtual network work( The description information of the disk read-write I/O service quality QoS of at least one virtual machine of energy VNF is to virtualized infrastructure manager VIM sends application virtual resource request；Wherein, the description information includes：At least one virtual machine performs regular traffic When disk I/O QoS resource information and disk I/O QoS resource information during burst service；In the application virtual resource request Comprising the description information；

The VIM carries out resource allocation according to the application virtual resource request.

With reference in a first aspect, in the first possible implementation of first aspect, the VIM is empty according to the application Intending resource request carries out resource allocation, including：

The VIM reserves the disk I/O QoS resource of hardware resource according to the application virtual resource request, and will be described In the disk I/O QoS resource of hardware resource in addition to the reserved disk I/O QoS resource remaining disk I/O QoS resource The virtual machine of the VNF and other VNF in addition to the VNF is distributed to as the disk I/O QoS resource of regular traffic；

Wherein, the reserved disk I/O QoS resource more than or equal at least one virtual machine burst service when Disk I/O QoS resource, at least one VNF at least one virtual machine need perform burst service when Shen Please the reserved disk I/O QoS resource.

With reference to the first possible implementation of first aspect, in second possible implementation of first aspect In, before disk I/O QoS resources of the VIM according to the reserved hardware resource of application virtual resource request, also include：

The disk I/O QoS resource divided rank of the hardware resource that the VIM will be reserved according to predetermined interval, and set up institute State the incidence relation between the disk I/O QoS resource grade of hardware resource and hardware resource；

The VIM reserves the disk I/O QoS resource of hardware resource according to the application virtual resource request, including：

Disk I/O QoS resource when the VIM performs burst service according at least one virtual machine determines described prominent The disk I/O QoS resource grade of the hardware resource belonging to disk I/O QoS resource during sending service；

The VIM determines the corresponding hardware of disk I/O QoS resource grade of the hardware resource according to the incidence relation Resource, and be the disk I/O QoS resource of the reserved hardware resource of at least one virtual machine on the hardware resource, wherein, The reserved disk I/O QoS resource be the hardware resource disk I/O QoS resource grade in maximum disk I/O QoS resource.

With reference to the first or second any one possible implementation of first aspect, first aspect, in first aspect The third possible implementation in, after the VIM carries out resource allocation according to the application virtual resource request, also wrap Include：

When at least one virtual machine of any VNF needs to perform burst service, the corresponding NE management of the VNF System EMS sends the request of application burst service to the VNFM；Wherein, included in the request of the application burst service：Institute State the disk I/O QoS resource information that the identification information and the virtual machine of at least one virtual machine need to be applied；Wherein, the need The disk I/O QoS resource of application is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

If a virtual machine of the VNF needs to perform burst service, the VNFM is directly by the application burst industry The request of business is transmitted to the VIM；Or,

If at least two virtual machines of the VNF need to perform burst service, the VNFM is according to the virtual machine institute Belong to the distributed intelligence of physical resource, the application burst service of the virtual machine of Same Physical resource will be not belonging in the virtual machine Request is transmitted to the VIM simultaneously；

The VIM judges whether that agreement please described in receiving according to the use state information of the affiliated hardware resource of the virtual machine Ask；If agreeing to receive the request, the VIM is that the virtual machine distributes disk I/O QoS resource, so that described need to perform The virtual machine of burst service performs the burst service.

With reference to the first or second any one possible implementation of first aspect, first aspect, in first aspect The 4th kind of possible implementation in, after the VIM carries out resource allocation according to the application virtual resource request, also wrap Include：

When the virtual machine of VNF described at least two needs to perform burst service, the corresponding network element of at least two VNF Management system EMS sends the request of application burst service to the VNFM respectively；Wherein, in the request of the application burst service Comprising：The disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of the VNF need to be applied；Its In, the disk I/O QoS resource that need to apply is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

The VNFM according to the distributed intelligence of the affiliated physical resource of virtual machine of at least two VNF, will described at least The request of the application burst service of the virtual machine of Same Physical resource is not belonging in two virtual machines of VNF while being sent to described VIM；

With reference to the third or the 4th kind of possible implementation of first aspect, in the 5th kind of possible reality of first aspect In existing mode, the VIM is agreed to after the reception request, is also included：

The VIM sends solicited message to network function virtualized infrastructure NFVI, so that virtual machine in the NFVI Management subsystem VMM is that the virtual machine of the VNF increases disk I/O QoS resource, wherein, the increased disk I/O QoS moneys Source belongs to a part for the reserved disk I/O QoS resource；

The VIM sends to the VNFM and applies successfully after the addition successful information that the NFVI is replied is received Information, so that the application successful information is transmitted to the corresponding EMS of the VNF by the VNFM；

The EMS notifies the virtual machine that need to perform burst service of the VNF, so that virtual machine execution is described Burst service.

With reference to first aspect the third to the 5th kind of any one possible implementation, the 6th kind in first aspect can In the implementation of energy, the virtual machine is performed after the burst service, is also included：

When the virtual machine is performed completes the burst service, the corresponding EMS of the VNF discharges institute by the NFVI State the increased disk I/O QoS resource in virtual machine.

With reference to the 6th kind of possible implementation of first aspect, in the 7th kind of possible implementation of first aspect In, the corresponding EMS of the VNF discharges the increased disk I/O QoS resource in the virtual machine by the NFVI, including：

The corresponding EMS of the VNF sends disk I/O QoS resource releasing request to the VNFM, wherein, the release please Comprising the identification information of the virtual machine in asking；

The releasing request is transmitted to the VIM by the VNFM, so that the releasing request is transmitted to institute by the VIM State NFVI；

The NFVI is discharged the increased disk I/O QoS resource in the virtual machine.

With reference to the first or second any one possible implementation of first aspect, first aspect, in first aspect The 8th kind of possible implementation in, after the VIM carries out resource allocation according to the application virtual resource request, also wrap Include：

When at least one virtual machine of any VNF needs to perform burst service and the VNFM failures or described When VNF is with the VNFM disconnectings, if a virtual machine of the VNF needs to perform burst service, the VNF is corresponding EMS directly sends the request of application burst service to the VIM；Or,

If at least two virtual machines of the VNF need to perform burst service, the corresponding EMS of the VNF is according to The distributed intelligence of the affiliated physical resource of virtual machine, the application that the virtual machine of Same Physical resource is not belonging in the virtual machine is dashed forward The request of sending service is sent to the VIM simultaneously；

Wherein, included in the request of the application burst service：The identification information of at least one virtual machine and described The disk I/O QoS resource information that virtual machine need to be applied；Wherein, the disk I/O QoS resource that need to apply is less than or equal to described Disk I/O QoS resource during the burst service of virtual machine；

With reference to the 8th kind of possible implementation of first aspect, in the 9th kind of possible implementation of first aspect In, the VIM is agreed to after the reception request, is also included：

The VIM sends solicited message to the NFVI, so that Virtual Machine Manager subsystem VMM is described in the NFVI The virtual machine of VNF increases disk I/O QoS resource, wherein, the increased disk I/O QoS resource belongs to the reserved disk A part for IO QoS resources；

The VIM sends to the EMS and applies successfully believing after the addition successful information that the NFVI is replied is received Breath；

The EMS notifies the virtual machine that need to perform burst service, so that the virtual machine performs the burst service.

With reference to the 8th kind of first aspect or the 9th kind of possible implementation, in the tenth kind of possible reality of first aspect In existing mode, the virtual machine is performed after the burst service, is also included：

With reference to the tenth kind of possible implementation of first aspect, in a kind of the tenth possible implementation of first aspect In, the corresponding EMS of the VNF discharges the increased disk I/O QoS resource in the virtual machine by the NFVI, including：

The corresponding EMS of the VNF sends disk I/O QoS resource releasing request to the VIM, wherein, the releasing request In comprising the virtual machine identification information；

Be transmitted to the releasing request to the NFVI by the VIM, so that the NFVI will increase in the virtual machine The disk I/O QoS resource discharged.

Second aspect, the embodiment of the present invention provides a kind of virtual resource allocation device, and it is empty that described device is used for network function Planization NFV networks, described device, including：Virtual network function manager VNFM, virtualized infrastructure manager VIM and void Intend the virtual machine of network function VNF；

Wherein, the VNFM is used for according to virtual network function describer VNFD at least one virtual network function VNF At least one virtual machine disk read-write I/O service quality QoS description information to the VIM send application virtual resource please Ask；Wherein, the description information includes：At least one virtual machine performs disk I/O QoS resource information during regular traffic Disk I/O QoS resource information during with burst service；The description information is included in the application virtual resource request；

The VIM is used to carry out resource allocation according to the application virtual resource request.

With reference to second aspect, in the first possible implementation of second aspect, the VIM specifically for：

According to the disk I/O QoS resource of the application virtual resource reserved hardware resource of request, and by the hardware resource Disk I/O QoS resource in addition to the reserved disk I/O QoS resource remaining disk I/O QoS resource distribute to institute The virtual machine of VNF and other VNF in addition to the VNF is stated as the disk I/O QoS resource of regular traffic；

With reference to the first possible implementation of second aspect, in second possible implementation of second aspect In, the VIM also particularly useful for：

According to predetermined interval by the disk I/O QoS resource divided rank of reserved hardware resource, and set up the hardware money Incidence relation between the disk I/O QoS resource grade and hardware resource in source；

Disk I/O QoS resource when performing burst service according at least one virtual machine determines the burst service When disk I/O QoS resource belonging to the hardware resource disk I/O QoS resource grade；

The corresponding hardware resource of disk I/O QoS resource grade of the hardware resource is determined according to the incidence relation, and It is the disk I/O QoS resource of the reserved hardware resource of at least one virtual machine on the hardware resource, wherein, it is described reserved The disk I/O QoS resource be the hardware resource disk I/O QoS resource grade in maximum disk I/O QoS resource.

With reference to the first or second any one possible implementation of second aspect, second aspect, in second aspect The third possible implementation in, described device also includes：Element management system EMS；Wherein, the EMS is the VNF Corresponding EMS；

The EMS is used for when at least one virtual machine of any VNF needs to perform burst service, to the VNFM Send the request of application burst service；Wherein, included in the request of the application burst service：At least one virtual machine The disk I/O QoS resource information that identification information and the virtual machine need to be applied；Wherein, the disk I/O QoS moneys that need to apply Source is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

If a virtual machine of the VNF need perform burst service, the VNFM specifically for：Directly by the Shen Please the request of burst service be transmitted to the VIM；Or,

If at least two virtual machines of the VNF need perform burst service, the VNFM specifically for：According to described The distributed intelligence of the affiliated physical resource of virtual machine, the application that the virtual machine of Same Physical resource is not belonging in the virtual machine is dashed forward The request of sending service is transmitted to the VIM simultaneously；

The VIM specifically for：Use state information according to the affiliated hardware resource of the virtual machine judges whether to agree to Receive the request；If agreeing to receive the request, for the virtual machine distributes disk I/O QoS resource, so that described need to hold The virtual machine of row burst service performs the burst service.

With reference to the first or second any one possible implementation of second aspect, second aspect, in second aspect The 4th kind of possible implementation in, described device also includes：Element management system EMS；Wherein, the EMS is the VNF Corresponding EMS；

When the virtual machine of VNF described at least two needs to perform burst service, the corresponding EMS of at least two VNF It is respectively used to be sent to the VNFM request of application burst service；Wherein, included in the request of the application burst service：Institute State the disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of VNF need to be applied；Wherein, the need The disk I/O QoS resource of application is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

The VNFM specifically for：The distributed intelligence of the affiliated physical resource of virtual machine according at least two VNF, will The request of application burst service of the virtual machine of Same Physical resource is not belonging at least two virtual machine while being sent to The VIM；

With reference to the third or the 4th kind of possible implementation of second aspect, in the 5th kind of possible reality of second aspect In existing mode, described device also includes：Network function virtualized infrastructure NFVI；Wherein, the NFVI includes：Virtual machine pipe Reason subsystem VMM；

The VIM specifically for：Solicited message is sent to the NFVI；It is additionally operable to：Receiving what the NFVI was replied After addition successful information, application successful information is sent to the VNFM, so that the VNFM turns the application successful information Issue the corresponding EMS of the VNF；

The VMM specifically for：For the virtual machine of the VNF increases disk I/O QoS resource, wherein, the increased magnetic Disk IO QoS resources belong to a part for the reserved disk I/O QoS resource；

The EMS specifically for：The virtual machine that need to perform burst service of the VNF is notified, so that described virtual Machine performs the burst service.

With reference to second aspect the third to the 5th kind of any one possible implementation, the 6th kind in second aspect can Can implementation in, the EMS specifically for：When the virtual machine is performed completes the burst service, by described NFVI discharges the increased disk I/O QoS resource in the virtual machine.

With reference to the 6th kind of possible implementation of second aspect, in the 7th kind of possible implementation of second aspect In, the EMS specifically for：Disk I/O QoS resource releasing request is sent to the VNFM, wherein, wrapped in the releasing request Identification information containing the virtual machine；

The VNFM specifically for：The releasing request is transmitted to the VIM, so that the VIM please by the release Ask and be transmitted to the NFVI；

The NFVI specifically for：The increased disk I/O QoS resource in the virtual machine is discharged.

With reference to the first or second any one possible implementation of second aspect, second aspect, in second aspect The 8th kind of possible implementation in, described device also includes：Element management system EMS；Wherein, the EMS is the VNF Corresponding EMS；

When at least one virtual machine of any VNF needs to perform burst service and the VNFM failures or described When VNF is with the VNFM disconnectings, if a virtual machine of the VNF needs to perform burst service, the EMS is specifically used In：The request of application burst service is directly sent to the VIM；Or,

If at least two virtual machines of the VNF need perform burst service, the EMS specifically for：According to described The distributed intelligence of the affiliated physical resource of virtual machine, the application that the virtual machine of Same Physical resource is not belonging in the virtual machine is dashed forward The request of sending service is sent to the VIM simultaneously；

With reference to the 8th kind of possible implementation of second aspect, in the 9th kind of possible implementation of second aspect In, described device also includes：Network function virtualized infrastructure NFVI；Wherein, the NFVI includes：Virtual Machine Manager subsystem System VMM；

The VIM specifically for：Solicited message is sent to the NFVI；It is additionally operable to：Receiving what the NFVI was replied After addition successful information, application successful information is sent to the EMS；

The EMS specifically for：The virtual machine that need to perform burst service is notified, so that virtual machine execution is described Burst service.

With reference to the 8th kind of second aspect or the 9th kind of possible implementation, in the tenth kind of possible reality of second aspect In existing mode, the EMS specifically for：When the virtual machine is performed completes the burst service, discharged by the NFVI The increased disk I/O QoS resource in the virtual machine.

With reference to the tenth kind of possible implementation of second aspect, in a kind of the tenth possible implementation of second aspect In, the EMS specifically for：Disk I/O QoS resource releasing request is sent to the VIM, wherein, wrapped in the releasing request Identification information containing the virtual machine；

The VIM specifically for：The releasing request is transmitted to the NFVI；

In the present invention, virtual network function manager VNFM is empty at least one according to virtual network function describer VNFD The description information for intending the disk read-write I/O service quality QoS of at least one virtual machine of network function VNF sets to virtualization basis Apply manager VIM and send application virtual resource request；Wherein, the description information includes：At least one virtual machine is performed Disk I/O QoS resource information during disk I/O QoS resource information and burst service during regular traffic；The virtual money of application The description information is included in the request of source；Further, the VIM carries out resource point according to the application virtual resource request Match somebody with somebody, can more reasonably dispose business, enable business more effectively using physical resource, the resource overall so as to improve system Utilization rate.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are this hairs Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.

Fig. 1 is the structural representation of NFV networks；

Fig. 2 is the schematic flow sheet of virtual resource allocation embodiment of the method one of the present invention based on disk I/O；

Fig. 3 A are virtual resource allocation logical construction schematic diagram one of the present invention based on disk I/O；

Fig. 3 B are the schematic flow sheet of virtual resource allocation embodiment of the method two of the present invention based on disk I/O；

Fig. 4 A are virtual resource allocation logical construction schematic diagram two of the present invention based on disk I/O；

Fig. 4 B are the schematic flow sheet of virtual resource allocation embodiment of the method three of the present invention based on disk I/O；

Fig. 5 is the structural representation of virtual resource allocation device embodiment one of the present invention；

Fig. 6 is the structural representation of virtual resource allocation device embodiment two of the present invention；

Fig. 7 is the structural representation of virtual resource allocation device embodiment three of the present invention；

Fig. 8 is the structural representation of virtual resource allocation apparatus embodiments of the present invention.

Specific embodiment

To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.

Fig. 1 is the structural representation of NFV networks, as shown in figure 1, the NFV network structures include：Service operation support system System (operation support system/business support system, abbreviation OSS/BSS), network function are virtual Change management and orchestration module, network function virtualized infrastructure (Network Function Virtualization Infrastructure, abbreviation NFVI), Element management system (Element Management System, abbreviation EMS) and void Intend network function VNF.Wherein, the OSS/BSS is used for supporting business operation and attended operation.The network function virtualization pipe Reason and orchestration module include：Arranging service device, virtual network function manager (Virtual Network Function Manager, abbreviation VNFM) and virtualized infrastructure manager (Virtualized Infrastructure Manager, letter Claim VIM)；Wherein, the arranging service device is used for arranging service, and the VNFM is used to carry out VNF deployment, including VNF is virtually provided Source control；The VIM is used to provide the dispatching distribution function of unified VNF deployment interfaces and hardware resource.The NFVI is used for The all hardware resource of unified disposed VNF is provided, virtual resource, virtualization layer and hardware resource is included in the NFVI, Wherein, the virtual resource includes：Virtual computing, virtual memory and virtual network；The hardware resource includes：Computing hardware, Storage hardware and the network hardware.The EMS is used for NE management.

Fig. 2 is the schematic flow sheet of virtual resource allocation embodiment of the method one of the present invention based on disk I/O, methods described NFV networks are virtualized for network function, as shown in Fig. 2 the method for the present embodiment can include：

Step 201, virtual network function manager VNFM are empty at least one according to virtual network function describer VNFD The description information for intending the disk read-write I/O service quality QoS of at least one virtual machine of network function VNF sets to virtualization basis Apply manager VIM and send application virtual resource request；Wherein, the description information includes：At least one virtual machine is performed Disk I/O QoS resource information during disk I/O QoS resource information and burst service during regular traffic；The virtual money of application The description information is included in the request of source.

Step 202, the VIM carry out resource allocation according to the application virtual resource request.

In the embodiment of the present invention, VNFM is according to virtual network function describer (Virtualized Network Function descriptor, abbreviation VNFD) to the disk of at least one virtual machine of at least one virtual network function VNF The various dimensions description information of IO QoS applies for virtual resource to virtualized infrastructure manager VIM；Wherein, the description information Including：Disk I/O during disk I/O QoS resource information and burst service when at least one virtual machine performs regular traffic QoS resource information.Alternatively, the various dimensions of the disk I/O QoS of the virtual machine of any VNF are described for disposing the VNFD of VNF Information can include：Regular traffic disk I/O QoS information, i.e., disk I/O qos value when described virtual machine performs regular traffic, than Such as 10IOPS；Burst service disk I/O QoS information, the i.e. virtual machine perform burst service (such as data backup, recover, look into Ask, verification, long pass and download etc.) when need extra increased disk I/O qos value, such as 50IOPS, wherein, the IOPS is The number of times (Input/Output Operations Per Second) for being written and read operation per second.Wherein, alternatively, it is described prominent Sending service disk I/O QoS information can be that the virtual machine performs the disk I/O qos value needed during burst service.

Alternatively, if the VNFM is at least two virtual machine application resource, can also be included in the description information The virtual machine information, to show the disk I/O QoS resource information and burst industry during each described virtual machine execution regular traffic Disk I/O QoS resource information during business.

Alternatively, in the embodiment of the present invention, scheduling of resource subsystem (Resource can be set up in the VIM Scheduler Subsystem, abbreviation RSS), accordingly, in step 201, virtual network function manager VNFM is according to virtual Disk read-write I/O service matter of the network function describer VNFD at least one virtual machine of at least one virtual network function VNF The description information for measuring QoS applies for virtual resource to the RSS in virtualized infrastructure manager VIM.

Alternatively, in step 201, the VNFM according to virtual network function describer VNFD at least one virtual net It is empty that the description information of the disk read-write I/O service quality QoS of at least one virtual machine of network function VNF sends application to the VIM Intend resource request；Wherein, included in the application virtual resource request：During at least one virtual machine execution regular traffic Disk I/O QoS resource information when disk I/O QoS resource information and burst service.Alternatively, the VNFM is at least two During virtual machine application resource, the virtual machine information can also be included in the application virtual resource request, to show each institute State disk I/O QoS resource information when virtual machine performs regular traffic and disk I/O QoS resource information during burst service.

In the embodiment of the present invention, the VNFM is according to the VNFD to the disk of the virtual machine of a virtual network function VNF The description information of read-write I/O service quality QoS sends application virtual resource and asks to the RSS of the VIM, wherein, the application is empty Consistent with the description information comprising information in plan resource request, alternatively, application virtual resource request can be by fixed The justice VNFM realizes that table 1 is first interface attribute between VNFM and VIM, as shown in table 1, the VNFM with the VIM interfaces The attribute of first interface includes between the VIM：Field name, type and effect, the VIM are obtained according to the first interface attribute Disk I/O QoS resource information during virtual machine execution regular traffic and the burst service is known, in order to the VIM according to institute The multidimensional description information of disk I/O QoS carries out reasonable resource distribution when stating the regular traffic and burst service of virtual machine.

Table 1：First interface attribute between VNFM and VIM

Alternatively, (wherein, described at least two is empty when the VNFM also can be simultaneously at least two virtual machine application resources Plan machine can be the virtual machine of same VNF, or the virtual machine of different VNF, and this is not limited in the embodiment of the present invention It is fixed), the VNFM is according to the VNFD to the description information of the disk read-write I/O service quality QoS of at least two virtual machine The application virtual resource for sending at least two virtual machine to the RSS of the VIM simultaneously is asked, and alternatively, the application is empty The virtual machine information of at least two virtual machine can be included in plan resource request, and it is corresponding with the virtual machine information Disk I/O QoS resource information when performing regular traffic of the virtual machine and disk I/O QoS resource letter during burst service Breath, to show disk I/O QoS resource information when performing regular traffic and disk I/O during burst service of each virtual machine QoS resource information.In the embodiment of the present invention, the application virtual resource request can be by defining the VNFM with the VIM Interface realizes that table 2 is second interface attribute between VNFM and VIM, as shown in table 2, second interface between the VNFM and the VIM Attribute include：Field name, type and effect (alternatively, the virtual machine information can be the virtual machine title, or Can also be that other can identify the information of the virtual machine, the embodiment of the present invention is to this and is not construed as limiting), the VIM according to Disk I/O QoS resource when the second interface attribute knows that described each virtual machine performs regular traffic and burst service is believed Breath, the multidimensional description information of disk I/O QoS during in order to the VIM according to the regular traffic and burst service of the virtual machine Carry out reasonable resource distribution.

Table 2：Second interface attribute between VNFM and VIM

In step 202, the VIM carries out resource allocation according to the application virtual resource request.

Specifically, the VIM is according to the disk I/O QoS resource of the reserved hardware resource of the application resource request, and by institute State in the disk I/O QoS resource of hardware resource the remaining disk I/O QoS moneys in addition to the reserved disk I/O QoS resource The virtual machine that the VNF and other VNF in addition to the VNF is distributed in source is provided as the disk I/O QoS of regular traffic Source；

In the embodiment of the present invention, when the RSS of the VIM is according to comprising at least one virtual machine execution regular traffic The application resource request optimized allocation of resources of disk I/O QoS resource information when disk I/O QoS resource information and burst service. Alternatively, the RSS of the VIM is according to the existing disk I/O QoS resource of hardware resource and the multidimensional of the application resource request Disk I/O QoS resource information described in description information during the burst service of at least one virtual machine reserves the one of hardware resource (wherein, the reserved disk I/O QoS resource is more than or equal at least one virtual machine for part disk I/O QoS resource Disk I/O QoS resource during burst service, is needing to hold in order at least one virtual machine of at least one VNF Apply for the reserved disk I/O QoS resource during row burst service), while by the disk I/O QoS resource of the hardware resource In in addition to the reserved disk I/O QoS resource remaining disk I/O QoS resource distribute to each VNF (i.e. described VNF with And other VNF in addition to the VNF) virtual machine as regular traffic disk I/O QoS resource.Such as, it is assumed that a certain Disk I/O QoS when disk I/O QoS when VNF virtual machines perform regular traffic is 10IOPS and burst service is 50IOPS, The disk I/O QoS of a certain server is 100IOPS, if entering according to the disk I/O QoS peak values in the prior art according to virtual machine The principle of row resource allocation, then can only dispose two virtual machines on the server.And by contrast, if implementing according to the present invention In Resource Allocation Formula, 50IOPS resources in the disk I/O QoS resource of the server are provided as reserved disk I/O QoS Source, at the same using remaining 50IOPS resource allocations to the VNF and other VNF in addition to the VNF virtual machine as The disk I/O QoS resource of regular traffic, therefore, five virtual machines of such VNF can be disposed on the server.

Alternatively, the VIM according to the disk I/O QoS resource of the application virtual resource reserved hardware resource of request it Before, also include：

In the embodiment of the present invention, when the VIM can distribute resource at least two virtual machine simultaneously, the VIM roots According to predetermined interval by the disk I/O QoS resource divided rank of reserved hardware resource, and set up the disk I/O of the hardware resource Incidence relation between QoS resource grade and hardware resource (such as veneer or server), such as three virtual machine VM (VM1, VM2 and VM3), the disk I/O QoS resource and during the burst service of three virtual machines be followed successively by 70IOPS, 80IOPS and 100IOPS, if the disk I/O QoS resource reference value of reserved hardware resource is 120IOPS (alternatively, reserved hardware resources Disk I/O QoS resource reference value when should be greater than being equal to the burst service of any virtual machine at least two virtual machine Disk I/O QoS resource value), predetermined interval is 30IOPS, the disk I/O QoS resource of the hardware resource that will be reserved (120IOPS) is divided into 4 grades, and the disk I/O QoS resource of 4 grades is respectively：The disk I/O QoS moneys of grade 1 Source is that the disk I/O QoS resource more than or equal to 0IOPS and less than or equal to 30IOPS, grade 2 is more than 30IOPS and is less than or equal to 60IOPS, the disk I/O QoS resource of grade 3 be more than 60IOPS and less than or equal to 90IOPS, and class 4 disk I/O QoS resource is more than 90IOPS and less than or equal to 120IOPS；Further, remaining disk I/Os of the VIM according to hardware resource The size of the border disk I/O QoS resource value of the disk I/O QoS resource grade of QoS resource and the hardware resource is set up described Incidence relation between the disk I/O QoS resource grade and the hardware resource of hardware resource, it is such as remaining in hardware resource 1 Disk I/O QoS resource is 100IOPS, due to the maximum disk I/O QoS resource value less than the class 4, therefore, will be described hard Part resource 1 belong to the grade 3 (set up the hardware resource disk I/O QoS resource grade and the hardware resource it Between incidence relation), in order to meet burst service disk I/O QoS resource belong to the hardware resource disk I/O QoS money Source grade is that 3 any virtual machine is applied.Further, burst industry of the VIM according at least two virtual machine The border disk I/O QoS resource value of the disk I/O QoS resource grade of disk I/O QoS resource and the hardware resource during business The disk I/O QoS resource grade of the hardware resource belonging to disk I/O QoS resource when determining the burst service, such as three Individual virtual machine VM (VM1, VM2 and VM3), and disk I/O QoS resource during the burst service of three virtual machines is followed successively by 70IOPS, 80IOPS and 100IOPS, therefore, it is known that the disk I/O QoS resource during burst service of VM1 and VM2 belongs to described The grade 3 of the disk I/O QoS resource of hardware resource, and the disk I/O QoS resource during burst service of VM3 belongs to the hardware The class 4 of the disk I/O QoS resource of resource.Further, the VIM determines the hardware resource according to the incidence relation The corresponding hardware resource of disk I/O QoS resource grade, and be that at least two virtual machine is reserved on the hardware resource The disk I/O QoS resource of hardware resource, wherein, the reserved disk I/O QoS resource is the burst industry for determining Maximum disk I/O QoS moneys in the disk I/O QoS resource grade of the hardware resource belonging to disk I/O QoS resource during business Source, alternatively, the VIM determines that the disk I/O QoS resource grade of the hardware resource is corresponding hard according to the incidence relation Disk I/O QoS resource during the burst service of part resource, such as VM1 and VM2 belongs to the disk I/O QoS resource of the hardware resource Grade 3, the VIM determines that the grade 3 can correspond to hardware resource 1 according to the incidence relation, it is alternatively possible to by institute The deploying virtual machine of grade of the disk I/O QoS resource for belonging to the same hardware resource at least two virtual machines is stated same On one veneer or server (hardware resource), resource is more reasonably distributed in order to the VIM, to make full use of the money Source.Can be deployed on hardware resource 1 for VM1 and VM2 by VIM as described, and VM3 is deployed on other hardware resources, so that institute It is that the disk I/O QoS resource of the reserved hardware resources of the VM1 and VM2 is 90IOPS on hardware resource 1 to state VIM, and in institute The disk I/O QoS resource of the hardware resource reserved for VM3 on other hardware resources is stated for 120IOPS, in order to work as VM1, VM2 Or VM3 needs to be applied when performing burst service.Wherein, alternatively, the VIM will can belong in VM3 and other VM with VM3 In the disk I/O QoS resource of the same hardware resource grade deploying virtual machine on same veneer or server (hardware In resource) so that maximum possible utilizes resource.

In the embodiment of the present invention, virtual network function manager VNFM is according to virtual network function describer VNFD at least One description information of the disk read-write I/O service quality QoS of at least one virtual machine of virtual network function VNF is to virtualization Infrastructure manager VIM sends application virtual resource request；Wherein, the description information includes：Described at least one is virtual Disk I/O QoS resource information when machine performs regular traffic and disk I/O QoS resource information during burst service；The application The description information is included in virtual resource request；Further, the VIM is provided according to the application virtual resource request Source is distributed, and can more reasonably dispose business, enables business more effectively using physical resource, so as to improve system entirety Resource utilization.

Further, after the VIM carries out resource allocation according to the application virtual resource request, also include：

The VIM judges whether that agreement please described in receiving according to the use state information of the affiliated hardware resource of the virtual machine Ask；If agreeing to receive the request, for the virtual machine distributes disk I/O QoS resource, so that described need to perform burst service Virtual machine perform the burst service.

It is described when at least one virtual machine of any VNF needs to perform burst service in the embodiment of the present invention The corresponding EMS of VNF send identification information and the virtual machine comprising at least one virtual machine and need to the VNFM The application burst service of the disk I/O QoS resource information of application request (the disk I/O QoS resource that need to apply less than etc. Disk I/O QoS resource when the burst service of the virtual machine), alternatively, the request of the application burst service can lead to Cross define the EMS realized with the VNFM interfaces (wherein, it is described application operation for application burst disk I/O QoS).Table 3 It is first interface attribute between EMS and VNFM, table 4 is second interface attribute between EMS and VNFM, wherein, when a void of the VNF When plan machine needs to perform burst service, realized by first interface between the EMS and the VNFM, as shown in table 3, described first Interface attributes are included：Field name, type and effect；If at least two virtual machines of the VNF need to perform burst service, institute Stating EMS can concurrently perform the request that application burst service is sent to the VNFM, and effect is performed with the burst service for improving VNF Rate, alternatively, realizes, as shown in table 4, the second interface attribute is included by second interface between the EMS and the VNFM： Field name, type and effect.

Table 3：First interface attribute between EMS and VNFM

Table 4：Second interface attribute between EMS and VNFM

Further, if a virtual machine of the VNF needs to perform burst service, the VNFM is directly by the Shen Please the request of burst service be transmitted to the VIM, it is alternatively possible to pass through to define the 3rd interface between the VNFM and the VIM Realize, wherein, the 3rd interface attributes are identical with first interface attribute between VNFM with the EMS between the VNFM and the VIM, this Repeated no more in embodiment.

Or, if at least two virtual machines of the VNF need to perform burst service, the VNFM can be by VIM The location distribution information (distributed intelligence of affiliated physical resource) of the virtual machine of the VNF is obtained, and according to described virtual The distributed intelligence of the affiliated physical resource of machine, will be not belonging to the application burst industry of the virtual machine of Same Physical resource in the virtual machine The request of business is transmitted to the VIM simultaneously, to improve the burst service execution efficiency of VNF (when two virtual machines on a VNF point Be not deployed in when on two servers or veneer, applied successively according to virtual machine, therefore, the burst industry of VNF Business execution efficiency is relatively low), alternatively, realized by defining the 4th interface between the VNFM and the VIM, wherein, the VNFM The 4th interface attributes are identical with second interface attribute between VNFM with the EMS between the VIM, repeated no more in the present embodiment. Alternatively, during the present invention is implemented, the VNFM can in batches turn according to the distributed intelligence of the virtual machine affiliated physical resource segmentation Send out request described, the burst service of VNF is completed with maximum concurrent granularity.

Further, the VIM judges whether to agree to according to the use state information of the affiliated hardware resource of the virtual machine Receive the request；If a virtual machine of the VNF needs to perform burst service, specifically, the VIM is according to described hard Remaining disk I/O QoS resource (wherein, the remaining disk I/O QoS in the disk I/O QoS resource reserved in part resource Resource is the disk I/O QoS resource of the virtual machine that any VNF is not yet assigned in the reserved disk I/O QoS resource) and institute The disk I/O QoS resource that stating virtual machine need to apply judges whether to agree to receive the request, if the remaining disk I/O QoS moneys When source is more than or equal to the disk I/O QoS resource that the virtual machine need to be applied, then agree to receive the request, the VIM will be described Part resource allocation gives the virtual machine in remaining disk I/O QoS resource, so that the virtual machine that need to perform burst service is held The row burst service.

Or, if at least two virtual machines of the VNF need to perform burst service, specifically, the VIM is according to institute State remaining disk I/O QoS resource and at least two virtual machine in the disk I/O QoS resource reserved in hardware resource The disk I/O QoS resource that need to apply judges whether to agree to receive the request, wherein, the first possible implementation：If institute When stating remaining disk I/O QoS resource more than or equal to the disk I/O QoS resource that at least two virtual machine need to be applied, then agree to The request is received, the VIM is virtual to described at least two by part resource allocation in the remaining disk I/O QoS resource Machine, alternatively, can also return to application successful information, so that the virtual machine performs the burst service to the EMS.

Second possible implementation：If the remaining disk I/O QoS resource is virtual more than or equal to described at least two During the disk I/O QoS resource that at least one virtual machine need to be applied in machine, then agree to receive the request, the VIM will be described surplus Part resource allocation gives at least one virtual machine in remaining disk I/O QoS resource, alternatively, can also be returned to the EMS Part application successful information, can include the identification information of at least one virtual machine in the part application successful information, So that the virtual machine performs the burst service, further, the EMS can postpone a preset duration again not apply arriving The virtual machine of disk I/O QoS resource carries out resource bid, until applying successfully；Or the EMS can receive it is described After the notification message that VIM sends, again for the virtual machine do not applied to disk I/O QoS resource carries out resource bid.

In the embodiment of the present invention, when the virtual machine of VNF described at least two needs to perform burst service, described at least two The corresponding Element management system EMS of individual VNF sends the identification information of the virtual machine comprising the VNF to the VNFM respectively And the request of the application burst service of the disk I/O QoS resource information that need to apply of the virtual machine, wherein, it is described to apply Disk I/O QoS resource is less than or equal to the disk I/O QoS resource during burst service of the virtual machine, alternatively, the application The request of burst service can be realized by defining the corresponding EMS of at least two VNF with the VNFM interfaces respectively；Can Selection of land, if a virtual machine of the VNF needs to perform burst service, the corresponding EMS of the VNF and the VNFM interfaces First interface attribute is identical between EMS and VNFM with described in above-described embodiment for attribute, is repeated no more in the present embodiment；If described When at least two virtual machines of VNF need to perform burst service, the corresponding EMS of the VNF and the VNFM interfaces attribute with Second interface attribute is identical between EMS and VNFM described in above-described embodiment, is repeated no more in the present embodiment.

In the prior art, when the virtual machine of at least two VNF need perform burst service when, then according to different VNF according to It is secondary to be applied, therefore, the burst service execution efficiency of VNF is relatively low.And by contrast, in the application, the VNFM can lead to The position difference information for crossing the virtual machine for needing to perform burst service that the VIM obtains at least two VNF is (affiliated The distributed intelligence of physical resource), and the affiliated physical resource of the virtual machine according at least two VNF distributed intelligence, The request of application burst service of the virtual machine of Same Physical resource will be not belonging in the virtual machine of at least two VNF simultaneously The VIM is sent to, to improve the burst service execution efficiency of VNF.Alternatively, by defining between the VNFM and the VIM Interface realizes, wherein, described in the VNFM and the VIM interfaces attribute and above-described embodiment the between VNFM and the VIM Four interface attributes are identical, repeated no more in the present embodiment.Alternatively, during the present invention is implemented, the VNFM can be according to described virtual The distributed intelligence segmentation of the affiliated physical resource of machine forwards the request in batches, and the burst service of VNF is completed with maximum concurrent granularity.

Further, the VIM judges whether to agree to according to the use state information of the affiliated hardware resource of the virtual machine The request is received, specifically, the VIM is according to remanence in the disk I/O QoS resource reserved in the hardware resource The disk I/O QoS resource that disk IO QoS resources need to apply with the virtual machine of at least two VNF judges whether to agree to receive institute Request is stated, wherein, the first possible implementation：If the remaining disk I/O QoS resource is more than or equal to described at least two During the disk I/O QoS resource that the virtual machine of VNF need to be applied, then agree to receive the request, the VIM is by the remaining disk Part resource allocation alternatively, can also be returned to the virtual machine of at least two VNF to the EMS in IO QoS resources Application successful information, so that the virtual machine performs the burst service.

Second possible implementation：If the remaining disk I/O QoS resource is more than or equal at least two VNF Virtual machine at least one virtual machine need to apply disk I/O QoS resource when, then agree to receive the request, the VIM will Part resource allocation gives at least one virtual machine in the remaining disk I/O QoS resource, alternatively, can also be to described EMS returning part application successful informations, can include the mark of at least one virtual machine in the part application successful information Knowledge information, so that the virtual machine performs the burst service, further, the corresponding EMS of at least two VNF can prolong A slow preset duration is again respectively that the virtual machine do not applied to disk I/O QoS resource carries out resource bid, until applying successfully； Or the corresponding EMS of at least two VNF can be again non-Shen after the notification message that the VIM sends is received The virtual machine that please arrive disk I/O QoS resource carries out resource bid.Alternatively, after the VIM agrees to the reception request, go back Including：

The EMS notifies the virtual machine that need to perform burst service of the VNF, so that virtual machine execution is described Burst service, alternatively, a certain module need the burst service of a large amount of disk I/Os in the virtual machine.

In the embodiment of the present invention, the VIM is agreed to after the reception request, and request message, institute are sent to the NFVI Stating request message includes：The VIM is distributed in the remaining disk I/O QoS resource with the virtual machine for meaning the VNF The disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of part resource need to be applied.Further , VMM described in the NFVI is according to the disk I/O QoS resource information that the identification information and the virtual machine need to be applied The virtual machine increases disk I/O QoS resource, wherein, the increased disk I/O QoS resource needs Shen equal to the virtual machine Disk I/O QoS resource please, alternatively, the increased disk I/O QoS resource belongs to the reserved disk I/O QoS moneys The part in source.Further, the VIM is after the addition successful information that the NFVI is replied is received, to the VNFM Application successful information is sent, so that the application successful information is transmitted to the corresponding EMS of the VNF by the VNFM；The EMS The virtual machine that need to perform burst service of the VNF is notified, so that the virtual machine performs the burst service.

Further, after the virtual machine performs the burst service, also include：

Specifically, the corresponding EMS of the VNF send disk I/O QoS resource releasing request to the VNFM, wherein, it is described Identification information comprising the virtual machine in releasing request；

In the embodiment of the present invention, when the virtual machine is performed completes the burst service, the corresponding EMS of the VNF to The VNFM sends disk I/O QoS resource releasing request, and alternatively, the releasing request can be by defining the EMS and institute The realization of VNFM interfaces is stated, wherein, the interface refers to described in above-described embodiment first interface attribute or institute between EMS and VNFM State second interface attribute between EMS and VNFM (wherein, the application operation is release burst disk I/O QoS), the embodiment of the present invention In, will not be repeated here.Further, the releasing request is transmitted to the VIM by the VNFM, so that the VIM is by institute State releasing request and be transmitted to the NFVI；The identification information of NFVI virtual machines according to the releasing request will be institute The increased disk I/O QoS resource is discharged in stating virtual machine, in order to the NFVI VMM by the reserved disk IO QoS resources distribute to the virtual machine of other NAV for needing to perform burst service, so as to provide system the overall utilization of resources Rate.

Alternatively, after the VIM carries out resource allocation according to the application virtual resource request, also include：

In the embodiment of the present invention, when at least one virtual machine of any VNF needs to perform burst service and described When VNFM failures or the VNF are with the VNFM disconnectings, if a virtual machine of the VNF needs to perform burst service When, the corresponding EMS of the VNF directly sends identification information and the void comprising at least one virtual machine to the VIM Request (the disk I/O QoS resource that need to apply of the application burst service of the disk I/O QoS resource information that plan machine need to be applied Less than or equal to the virtual machine burst service when disk I/O QoS resource), alternatively, it is described application burst service request Can be realized with the VIM interfaces by defining the EMS.Alternatively, by defining first between the EMS and the VIM Interface, first interface between EMS and the VNFM described in first interface attribute and above-described embodiment between the EMS and the VIM Attribute is identical, will not be repeated here.

Or, if at least two virtual machines of the VNF need to perform burst service, the corresponding EMS of the VNF can be with The location distribution information (distributed intelligence of affiliated physical resource) of the virtual machine of the VNF is obtained by VIM, and according to institute The distributed intelligence of the affiliated physical resource of virtual machine is stated, the application of the virtual machine of Same Physical resource will be not belonging in the virtual machine The request of burst service is sent to the VIM (when two deploying virtual machines on a VNF are on two servers or veneer simultaneously When, it is in the prior art to apply successively according to virtual machine, therefore, the burst service execution efficiency of VNF is relatively low), to improve VNF's Burst service execution efficiency, alternatively, the request of the application burst service can be by defining between the EMS and the VIM Second interface realizes, wherein, between the EMS and the VIM second interface attribute and EMS described in above-described embodiment with it is described Second interface attribute is identical between VNFM, will not be repeated here.

Alternatively, after the VIM agrees to the reception request, also include：

In the embodiment of the present invention, the VIM is agreed to after the reception request, and request message, institute are sent to the NFVI Stating request message includes：The VIM is distributed in the remaining disk I/O QoS resource with the virtual machine for meaning the VNF The disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of part resource need to be applied.Further , VMM described in the NFVI is according to the disk I/O QoS resource information that the identification information and the virtual machine need to be applied The virtual machine increases disk I/O QoS resource, wherein, the increased disk I/O QoS resource needs Shen equal to the virtual machine Disk I/O QoS resource please, alternatively, the increased disk I/O QoS resource belongs to the reserved disk I/O QoS moneys The part in source.Further, the VIM is after the addition successful information that the NFVI is replied is received, to described VNF pairs The EMS for answering sends application successful information；The EMS notifies the virtual machine that need to perform burst service of the VNF, so that institute State virtual machine and perform the burst service.

Further, after the virtual machine performs the burst service, also include：

Specifically, the corresponding EMS of the VNF send disk I/O QoS resource releasing request to the VIM, wherein, it is described Identification information comprising the virtual machine in releasing request；

In the embodiment of the present invention, when the virtual machine is performed completes the burst service, the corresponding EMS of the VNF to The VIM sends disk I/O QoS resource releasing request, and alternatively, the releasing request can be by defining the EMS and institute The realization of VIM interfaces is stated, wherein, the interface refers to described in above-described embodiment first interface attribute or described between EMS and VIM Second interface attribute (wherein, the application operation is release burst disk I/O QoS) between EMS and VIM, in the embodiment of the present invention, Will not be repeated here.Further, be transmitted to the releasing request to the NFVI by the VIM so that the NFVI according to The identification information of virtual machine described in the releasing request will in the virtual machine the increased disk I/O QoS resource enter Row release, in order to the NFVI VMM by the reserved disk I/O QoS resource distribute to other need perform burst service NAV virtual machine, so as to provide system overall resource utilization.

In the embodiment of the present invention, virtual network function manager VNFM is according to virtual network function describer VNFD at least One description information of the disk read-write I/O service quality QoS of at least one virtual machine of virtual network function VNF is to virtualization Infrastructure manager VIM sends application virtual resource request；Wherein, the description information includes：Described at least one is virtual Disk I/O QoS resource information when machine performs regular traffic and disk I/O QoS resource information during burst service；The application The description information is included in virtual resource request；Further, the VIM is provided according to the application virtual resource request Source is distributed；Further, when the virtual machine of the VNF needs to perform burst service, the corresponding EMS of the VNF is by sending Apply for the request of burst service, so as to obtain energy disk I/O QoS resource, enable business more effectively using physical resource, The resource utilization overall so as to improve system.

Fig. 3 A are virtual resource allocation logical construction schematic diagram one of the present invention based on disk I/O, and Fig. 3 B are based on for the present invention The schematic flow sheet of the virtual resource allocation embodiment of the method two of disk I/O.As shown in Figure 3A, resource management is set up in the EMS Scheduling of resource subsystem is set up in subsystem (Resource Management Subsystem, abbreviation RMS) and the VIM (Resource Scheduler Subsystem, abbreviation RSS), is deployed with two virtual machines of VNF on the server/veneer (respectively VNF1-VM1 and VNF2-VM2), wherein, in each virtual machine VM business application module (APP Module) be used for into The substantial amounts of disk I/O traffic of row；The VMM is used to realize virtualizing, the disk access of control business virtual machine；Host OS are clothes Host operating system on business device or veneer；The hardware includes physical disk.

With reference to shown in Fig. 3 A and Fig. 3 B, the VNFM sends application virtual resource and asks to the RSS in the VIM, wherein, Included in the application virtual resource request：Disk I/O QoS resource information when the virtual machine of VNF performs regular traffic and prominent Disk I/O QoS resource information during sending service；RSS in the VIM carries out resource point according to the application virtual resource request Match somebody with somebody, and apply successfully to VNFM returns；Further, it is described when the virtual machine of the VNF needs to perform burst service The RMS of VNF correspondences EMS sends the request of application burst service to the VNFM；Wherein, in the request of the application burst service Comprising：The disk I/O QoS resource information that the machine name or ID and the virtual machine of the virtual machine need to apply；The VNFM is by institute State the RSS that the request of application burst service is transmitted in the VIM；Further, the RSS is hard according to belonging to the virtual machine The use state information of part resource judges whether to agree to receive the request, if the remaining disk I/O QoS resource is more than or equal to During the disk I/O QoS resource that the virtual machine need to be applied, then agree to receive the request, and request letter is sent to the NFVI Breath, so that the virtual machine that the NFVI is the VNF increases disk I/O QoS resource, and (the increased disk I/O QoS resource can With less than or equal to the reserved disk I/O QoS resource), wherein, included in the solicited message：Virtual machine machine name or The disk I/O QoS resource information that ID and the virtual machine need to be applied；Further, the NFVI is returned to the RSS and added into Work(information；The RSS sends application successful information to the VNFM；Be transmitted to for the application successful information described by the VNFM EMS；Further, the EMS notifies the virtual machine that need to perform burst service, so that the virtual machine performs the burst Business；Further, when the virtual machine is performed completes the burst service, the corresponding EMS of the VNF sends out to the VNFM Disk I/O QoS resource releasing request is sent, wherein, the identification information comprising the virtual machine in the releasing request；The VNFM The releasing request is transmitted to the VIM, so that the releasing request is transmitted to the NFVI by the VIM；Further, The NFVI is discharged the increased disk I/O QoS resource in the virtual machine, and is discharged into VIM transmissions Work(information；The release successful information is transmitted to the VNFM by the VIM；The VNFM forwards the release successful information To the EMS.

Fig. 4 A are virtual resource allocation logical construction schematic diagram two of the present invention based on disk I/O, and Fig. 4 B are based on for the present invention The schematic flow sheet of the virtual resource allocation embodiment of the method three of disk I/O.As shown in Figure 4 A, the VNFM failures or described VNF and the VNFM disconnectings, as shown in Figure 4 B, when the virtual machine of VNF needs to perform burst service, in the EMS RMS directly sends the request of application burst service to RSS in the VIM；Wherein, wrapped in the request of the application burst service Contain：The disk I/O QoS resource information that the machine name or ID and the virtual machine of the virtual machine need to apply；Further, it is described RSS judges whether to agree to receive the request according to the use state information of the affiliated hardware resource of the virtual machine, if described surplus When remaining disk I/O QoS resource is more than or equal to the disk I/O QoS resource that the virtual machine need to be applied, then agree to receive described asking Ask, and solicited message is sent to the NFVI, so that the virtual machine that the NFVI is the VNF increases disk I/O QoS resource (the increased disk I/O QoS resource can be less than or equal to the reserved disk I/O QoS resource), wherein, the request Included in information：The disk I/O QoS resource information that the virtual machine machine name or ID and the virtual machine need to be applied；Further, The NFVI returns to addition successful information to the RSS；The RSS sends application successful information to the EMS；Further, The EMS notifies the virtual machine that need to perform burst service, so that the virtual machine performs the burst service；Further Ground, when the virtual machine is performed completes the burst service, the corresponding EMS of the VNF sends disk I/O QoS to the VIM Resource release request, so that the releasing request is transmitted to the NFVI by the VIM, wherein, included in the releasing request The identification information of the virtual machine；Further, the NFVI is by the increased disk I/O QoS resource in the virtual machine Discharged, and release successful information is sent to the VIM；The release successful information is transmitted to the EMS by the VIM.

Fig. 5 is the structural representation of virtual resource allocation device embodiment one of the present invention.The virtual money that the present embodiment is provided Source distributor is used for network function and virtualizes NFV networks, as shown in figure 5, the virtual resource allocation device that the present embodiment is provided 50 include：Virtual network function manager VNFM501, virtualized infrastructure manager VIM502 and virtual network function VNF Virtual machine 503；

Alternatively, the VIM specifically for：

Alternatively, the VIM also particularly useful for：

The corresponding hardware resource of disk I/O QoS resource grade of the hardware resource is determined according to the incidence relation, and It is the disk I/O QoS resource of the reserved hardware resource of at least one virtual machine on the hardware resource, wherein, it is described pre- The disk I/O QoS resource stayed be the hardware resource disk I/O QoS resource grade in maximum disk I/O QoS resource.

The virtual resource allocation device of the present embodiment, can be used for virtual resource allocation method of the present invention based on disk I/O The technical scheme of embodiment one, its realization principle is similar with technique effect, and here is omitted.

Fig. 6 is the structural representation of virtual resource allocation device embodiment two of the present invention.The virtual money that the present embodiment is provided On the basis of Fig. 5 embodiments, described device also includes source distributor 50：Element management system EMS504；Wherein, it is described EMS is the corresponding EMS of the VNF；

Alternatively, described device also includes：Element management system EMS504；Wherein, the EMS is that the VNF is corresponding EMS；

Alternatively, described device also includes：Network function virtualized infrastructure NFVI505；Wherein, the NFVI bags Include：Virtual Machine Manager subsystem VMM；

Alternatively, the EMS specifically for：When the virtual machine is performed completes the burst service, by described NFVI discharges the increased disk I/O QoS resource in the virtual machine.

Alternatively, the EMS specifically for：Disk I/O QoS resource releasing request is sent to the VNFM, wherein, it is described Identification information comprising the virtual machine in releasing request；

The virtual resource allocation device of the present embodiment, can be used for virtual resource allocation method of the present invention based on disk I/O The technical scheme of embodiment one or two, its realization principle is similar with technique effect, and here is omitted.

Fig. 7 is the structural representation of virtual resource allocation device embodiment three of the present invention.The virtual money that the present embodiment is provided On the basis of Fig. 5 embodiments, described device also includes source distributor 50：Element management system EMS504；Wherein, it is described EMS is the corresponding EMS of the VNF；

Alternatively, the EMS specifically for：Disk I/O QoS resource releasing request is sent to the VIM, wherein, it is described Identification information comprising the virtual machine in releasing request；

The VIM specifically for：The releasing request is transmitted to the NFVI；

The virtual resource allocation device of the present embodiment, can be used for virtual resource allocation method of the present invention based on disk I/O The technical scheme of embodiment one or three, its realization principle is similar with technique effect, and here is omitted.

Fig. 8 is the structural representation of virtual resource allocation apparatus embodiments of the present invention.The virtual resource that the present embodiment is provided Distributing equipment 80 includes processor 801 and memory 802.Wherein, alternatively, can include in the processor 801：VNFM and VIM；Memory 802 is used to store execute instruction.When virtual resource allocation equipment 80 is run, processor 801 and memory 802 Between communicate, processor 801 calls the execute instruction in memory 802, is used to perform the above-mentioned virtual resource based on disk I/O The operation of the technical scheme of any embodiment in distribution method embodiment.

The virtual resource allocation equipment of the present embodiment, can be used for performing the above-mentioned virtual resource based on disk I/O of the present invention Technical scheme in distribution method embodiment in any embodiment, its realization principle is similar with technique effect, and here is omitted.

One of ordinary skill in the art will appreciate that：Realizing all or part of step of above-mentioned each method embodiment can lead to The related hardware of programmed instruction is crossed to complete.Foregoing program can be stored in a computer read/write memory medium.The journey Sequence upon execution, performs the step of including above-mentioned each method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or Person's CD etc. is various can be with the medium of store program codes.

Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology The scope of scheme.

Claims

1. a kind of virtual resource allocation method based on disk I/O, methods described is used for network function and virtualizes NFV networks, and it is special Levy and be, methods described, including：

Virtual network function manager VNFM is according to virtual network function describer VNFD at least one virtual network function VNF At least one virtual machine disk read-write I/O service quality QoS description information to virtualized infrastructure manager VIM send out Application virtual resource is sent to ask；Wherein, the description information includes：At least one virtual machine performs magnetic during regular traffic Disk I/O QoS resource information when disk IO QoS resources information and burst service；Institute is included in the application virtual resource request State description information；

The VIM carries out resource allocation according to the application virtual resource request；

Wherein, the VIM carries out resource allocation according to the application virtual resource request, including：

The VIM according to the disk I/O QoS resource of the application virtual resource reserved hardware resource of request, and by the hardware The remaining disk I/O QoS resource distribution in addition to the reserved disk I/O QoS resource in the disk I/O QoS resource of resource To the VNF and other VNF in addition to the VNF virtual machine as regular traffic disk I/O QoS resource；

Wherein, the reserved disk I/O QoS resource more than or equal at least one virtual machine burst service when disk IO QoS resources, at least one virtual machine at least one VNF applies for institute when needing and performing burst service State reserved disk I/O QoS resource.

2. method according to claim 1, it is characterised in that the VIM is reserved according to the application virtual resource request Before the disk I/O QoS resource of hardware resource, also include：

The disk I/O QoS resource divided rank of the hardware resource that the VIM will be reserved according to predetermined interval, and set up described hard Incidence relation between the disk I/O QoS resource grade and hardware resource of part resource；

Disk I/O QoS resource when the VIM performs burst service according at least one virtual machine determines the burst industry The disk I/O QoS resource grade of the hardware resource belonging to disk I/O QoS resource during business；

The VIM determines the corresponding hardware money of the disk I/O QoS resource grade of the hardware resource according to the incidence relation Source, and be the disk I/O QoS resource of the reserved hardware resource of at least one virtual machine on the hardware resource, wherein, institute State maximum disk I/O QoS in the disk I/O QoS resource grade that the reserved disk I/O QoS resource is the hardware resource Resource.

3. method according to claim 1, it is characterised in that the VIM is carried out according to the application virtual resource request After resource allocation, also include：

When at least one virtual machine of any VNF needs to perform burst service, the corresponding Element management system of the VNF EMS sends the request of application burst service to the VNFM；Wherein, included in the request of the application burst service：It is described extremely The disk I/O QoS resource information that the identification information and the virtual machine of a few virtual machine need to be applied；Wherein, it is described to need application Disk I/O QoS resource less than or equal to the virtual machine burst service when disk I/O QoS resource；

If a virtual machine of the VNF needs to perform burst service, the VNFM is directly by the application burst service Request is transmitted to the VIM；Or,

If at least two virtual machines of the VNF need to perform burst service, the VNFM is according to the affiliated thing of the virtual machine Reason distribution of resource information, will be not belonging to the request of the application burst service of the virtual machine of Same Physical resource in the virtual machine It is transmitted to the VIM simultaneously；

The VIM judges whether to agree to receive the request according to the use state information of the affiliated hardware resource of the virtual machine； If agreeing to receive the request, the VIM is that the virtual machine distributes disk I/O QoS resource, so that described need to perform burst The virtual machine of business performs the burst service.

4. method according to claim 1, it is characterised in that the VIM is carried out according to the application virtual resource request After resource allocation, also include：

When the virtual machine of VNF described at least two needs to perform burst service, the corresponding NE management of at least two VNF System EMS sends the request of application burst service to the VNFM respectively；Wherein, wrapped in the request of the application burst service Contain：The disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of the VNF need to be applied；Wherein, The disk I/O QoS resource that need to apply is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

The VNFM according to the distributed intelligence of the affiliated physical resource of virtual machine of at least two VNF, by described at least two The request of application burst service of the virtual machine of Same Physical resource is not belonging in the virtual machine of VNF while being sent to the VIM；

5. the method according to claim 3 or 4, it is characterised in that the VIM agrees to receive after the request, also wraps Include：

The VIM sends solicited message to network function virtualized infrastructure NFVI, so that Virtual Machine Manager in the NFVI Subsystem VMM is that the virtual machine of the VNF increases disk I/O QoS resource, wherein, the increased disk I/O QoS resource category In a part for the reserved disk I/O QoS resource；

The VIM sends application successful information after the addition successful information that the NFVI is replied is received to the VNFM, So that the application successful information is transmitted to the corresponding EMS of the VNF by the VNFM；

The EMS notifies the virtual machine that need to perform burst service of the VNF, so that the virtual machine performs the burst Business.

6. the method according to claim 3 or 4, it is characterised in that the virtual machine is performed after the burst service, also Including：

When the virtual machine is performed completes the burst service, the corresponding EMS of the VNF is by the NFVI release void The increased disk I/O QoS resource in plan machine.

7. method according to claim 6, it is characterised in that the corresponding EMS of the VNF discharges described by the NFVI The increased disk I/O QoS resource in virtual machine, including：

The corresponding EMS of the VNF sends disk I/O QoS resource releasing request to the VNFM, wherein, in the releasing request Identification information comprising the virtual machine；

The releasing request is transmitted to the VIM by the VNFM so that the VIM releasing request is transmitted to it is described NFVI；

8. method according to claim 1, it is characterised in that the VIM is carried out according to the application virtual resource request After resource allocation, also include：

When at least one virtual machine of any VNF need to perform burst service and the VNFM failures or the VNF with During the VNFM disconnectings, if a virtual machine of the VNF needs to perform burst service, the corresponding EMS of the VNF is straight Connect the request that application burst service is sent to the VIM；Or,

If at least two virtual machines of the VNF need to perform burst service, the corresponding EMS of the VNF is according to described virtual The distributed intelligence of the affiliated physical resource of machine, will be not belonging to the application burst industry of the virtual machine of Same Physical resource in the virtual machine The request of business is sent to the VIM simultaneously；

Wherein, included in the request of the application burst service：The identification information of at least one virtual machine and described virtual The disk I/O QoS resource information that machine need to be applied；Wherein, the disk I/O QoS resource that need to apply is virtual less than or equal to described Disk I/O QoS resource during the burst service of machine；

9. method according to claim 8, it is characterised in that the VIM agrees to receive after the request, also includes：

The VIM sends solicited message to the NFVI, so that Virtual Machine Manager subsystem VMM is the VNF in the NFVI Virtual machine increase disk I/O QoS resource, wherein, the increased disk I/O QoS resource belongs to the reserved disk I/O A part for QoS resource；

The VIM sends application successful information after the addition successful information that the NFVI is replied is received to the EMS；

10. method according to claim 8 or claim 9, it is characterised in that the virtual machine is performed after the burst service, Also include：

11. methods according to claim 10, it is characterised in that the corresponding EMS of the VNF discharges institute by the NFVI The increased disk I/O QoS resource in virtual machine is stated, including：

The corresponding EMS of the VNF sends disk I/O QoS resource releasing request to the VIM, wherein, wrapped in the releasing request Identification information containing the virtual machine；

Be transmitted to the releasing request to the NFVI by the VIM, so that the NFVI is by increased institute in the virtual machine Disk I/O QoS resource is stated to be discharged.

A kind of 12. virtual resource allocation devices, described device is used for network function and virtualizes NFV networks, it is characterised in that described Device, including：The void of virtual network function manager VNFM, virtualized infrastructure manager VIM and virtual network function VNF Plan machine；

Wherein, the VNFM be used for according to virtual network function describer VNFD at least one virtual network function VNF extremely A few description information of the disk read-write I/O service quality QoS of virtual machine sends application virtual resource and asks to the VIM；Its In, the description information includes：Disk I/O QoS resource information when at least one virtual machine performs regular traffic and prominent Disk I/O QoS resource information during sending service；The description information is included in the application virtual resource request；

The VIM is used to carry out resource allocation according to the application virtual resource request；

Wherein, the VIM specifically for：

According to the disk I/O QoS resource of the application virtual resource reserved hardware resource of request, and by the magnetic of the hardware resource Remaining disk I/O QoS resource distributes to the VNF in addition to the reserved disk I/O QoS resource in disk IO QoS resources And the virtual machine of other VNF in addition to the VNF is used as the disk I/O QoS resource of regular traffic；

13. devices according to claim 12, it is characterised in that the VIM also particularly useful for：

According to predetermined interval by the disk I/O QoS resource divided rank of reserved hardware resource, and set up the hardware resource Incidence relation between disk I/O QoS resource grade and hardware resource；

When disk I/O QoS resource when performing burst service according at least one virtual machine determines the burst service The disk I/O QoS resource grade of the hardware resource belonging to disk I/O QoS resource；

The corresponding hardware resource of disk I/O QoS resource grade of the hardware resource is determined according to the incidence relation, and in institute State on hardware resource be the reserved hardware resource of at least one virtual machine disk I/O QoS resource, wherein, it is described reserved The disk I/O QoS resource be the hardware resource disk I/O QoS resource grade in maximum disk I/O QoS resource.

14. devices according to claim 12, it is characterised in that described device also includes：Element management system EMS；Its In, the EMS is the corresponding EMS of the VNF；

The EMS is used to, when at least one virtual machine of any VNF needs to perform burst service, be sent to the VNFM Apply for the request of burst service；Wherein, included in the request of the application burst service：The mark of at least one virtual machine The disk I/O QoS resource information that information and the virtual machine need to be applied；Wherein, the disk I/O QoS resource that need to apply is small Disk I/O QoS resource when burst service equal to the virtual machine；

If a virtual machine of the VNF need perform burst service, the VNFM specifically for：It is directly that the application is prominent The request of sending service is transmitted to the VIM；Or,

If at least two virtual machines of the VNF need perform burst service, the VNFM specifically for：According to described virtual The distributed intelligence of the affiliated physical resource of machine, will be not belonging to the application burst industry of the virtual machine of Same Physical resource in the virtual machine The request of business is transmitted to the VIM simultaneously；

The VIM specifically for：Use state information according to the affiliated hardware resource of the virtual machine judges whether to agree to receive The request；Be virtual machine distribution disk I/O QoS resource if agreeing to receive the request so that it is described need to perform it is prominent The virtual machine of sending service performs the burst service.

15. devices according to claim 12, it is characterised in that described device also includes：Element management system EMS；Its In, the EMS is the corresponding EMS of the VNF；

When the virtual machine of VNF described at least two needs to perform burst service, the corresponding EMS difference of at least two VNF Request for sending from application burst service to the VNFM；Wherein, included in the request of the application burst service：It is described The disk I/O QoS resource information that the identification information and the virtual machine of the virtual machine of VNF need to be applied；Wherein, it is described to need Shen Disk I/O QoS resource please is less than or equal to the disk I/O QoS resource during burst service of the virtual machine；

The VNFM specifically for：The distributed intelligence of the affiliated physical resource of virtual machine according at least two VNF, will be described The request of the application burst service of the virtual machine of Same Physical resource is not belonging at least two virtual machines while being sent to described VIM；

16. device according to claims 14 or 15, it is characterised in that described device also includes：Network function is virtualized Infrastructure NFVI；Wherein, the NFVI includes：Virtual Machine Manager subsystem VMM；

The VIM specifically for：Solicited message is sent to the NFVI；It is additionally operable to：Receiving the addition that the NFVI is replied After successful information, application successful information is sent to the VNFM, so that be transmitted to for the application successful information by the VNFM The corresponding EMS of the VNF；

The VMM specifically for：For the virtual machine of the VNF increases disk I/O QoS resource, wherein, the increased disk I/O QoS resource belongs to a part for the reserved disk I/O QoS resource；

The EMS specifically for：The virtual machine that need to perform burst service of the VNF is notified, so that the virtual machine is held The row burst service.

17. device according to claims 14 or 15, it is characterised in that the EMS specifically for：When the virtual machine is held When row completes the burst service, by the increased disk I/O QoS resource in the NFVI release virtual machines.

18. devices according to claim 17, it is characterised in that the EMS specifically for：Disk is sent to the VNFM IO QoS resource releasing requests, wherein, the identification information comprising the virtual machine in the releasing request；

The VNFM specifically for：The releasing request is transmitted to the VIM, so that the VIM turns the releasing request Issue the NFVI；

19. devices according to claim 12, it is characterised in that described device also includes：Element management system EMS；Its In, the EMS is the corresponding EMS of the VNF；

When at least one virtual machine of any VNF need to perform burst service and the VNFM failures or the VNF with During the VNFM disconnectings, if a virtual machine of the VNF need perform burst service, the EMS specifically for：Directly Connect the request that application burst service is sent to the VIM；Or,

If at least two virtual machines of the VNF need perform burst service, the EMS specifically for：According to described virtual The distributed intelligence of the affiliated physical resource of machine, will be not belonging to the application burst industry of the virtual machine of Same Physical resource in the virtual machine The request of business is sent to the VIM simultaneously；

20. devices according to claim 19, it is characterised in that described device also includes：Network function virtualization basis Facility NFVI；Wherein, the NFVI includes：Virtual Machine Manager subsystem VMM；

The VIM specifically for：Solicited message is sent to the NFVI；It is additionally operable to：Receiving the addition that the NFVI is replied After successful information, application successful information is sent to the EMS；

The EMS specifically for：The virtual machine that need to perform burst service is notified, so that the virtual machine performs the burst Business.

21. device according to claim 19 or 20, it is characterised in that the EMS specifically for：When the virtual machine is held When row completes the burst service, by the increased disk I/O QoS resource in the NFVI release virtual machines.

22. devices according to claim 21, it is characterised in that the EMS specifically for：Disk is sent to the VIM IO QoS resource releasing requests, wherein, the identification information comprising the virtual machine in the releasing request；

The VIM specifically for：The releasing request is transmitted to the NFVI；