CN107229590A - The method and system of the stability of a system are realized during a kind of plug physical network card - Google Patents
The method and system of the stability of a system are realized during a kind of plug physical network card Download PDFInfo
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- CN107229590A CN107229590A CN201710495045.4A CN201710495045A CN107229590A CN 107229590 A CN107229590 A CN 107229590A CN 201710495045 A CN201710495045 A CN 201710495045A CN 107229590 A CN107229590 A CN 107229590A
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- physical network
- network card
- virtual machine
- upper layer
- relation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4221—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45579—I/O management, e.g. providing access to device drivers or storage
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/45595—Network integration; Enabling network access in virtual machine instances
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0024—Peripheral component interconnect [PCI]
Abstract
The invention discloses a kind of method for realizing the stability of a system during plug physical network card, when being included in the refreshing instruction for receiving user's transmission, judge whether virtual machine and physical network card are directly to use relation；If it is, generating for pointing out user to release the hint instructions directly using relation；The releasing instruction that user sends is received, the use state of physical network card in upper layer data storehouse is deleted according to instruction is released, and delete the use relation of the virtual machine in the configuration file of virtual machine and physical network card；After releasing is finished, physical network card list is refreshed by upper layer logic.It ensure that the use state of the physical network card stored in upper layer data storehouse is consistent with the real use state of present physical network interface card, and effectively avoid the system data when plugging physical network card in destruction upper layer data storehouse, enhance the stability of virtualization system.The invention also discloses the system for realizing the stability of a system during a kind of plug physical network card, with above-mentioned beneficial effect.
Description
Technical field
Virtualization storage field of the present invention, realizes the side of the stability of a system during more particularly to one kind kind plug physical network card
Method and system.
Background technology
With the development of virtualization system, the extensive use of the cloud computing based on virtualization technology improves server
CPU and Internet resources utilization rate.Virtualization system includes upper layer data storehouse, virtual machine and physical network card.In prior art
In, when there are virtual machine using transparent transmission passthrough or single virtualization sriov technologies, virtualization system can be by
Physical network card passes through virtual machine and used, so that virtual machine is connected to the network outside server.If but now to physics master
Physical network card on machine carries out plug operation, then can cause the use state of physical network card that is stored in upper layer data storehouse and current
The real use state of physical network card is inconsistent, if now directly refreshing physical network card list, may destroy virtualization
Data in system upper layer data storehouse, so as to reduce the stability of virtualization system.Should in the technology of current virilization system
In, also without it is possible to prevente effectively from causing in destruction upper layer data storehouse system data when plugging physical network card and can be
Ensure virtualization system stable scheme when plugging physical network card.
Therefore, how to provide a kind of scheme for solving above-mentioned technical problem is that those skilled in the art need solution at present
Problem.
The content of the invention
It is an object of the invention to provide a kind of method for realizing the stability of a system during plug physical network card, it is ensured that the upper number of plies
It is consistent with the real use state of present physical network interface card according to the use state of the physical network card stored in storehouse, and effectively avoid
System data when plugging physical network card in destruction upper layer data storehouse, enhances the stability of virtualization system.The present invention
Another object be to provide it is a kind of plug physical network card when realize the stability of a system system.
In order to solve the above technical problems, the invention provides the side that the stability of a system is realized during a kind of plug physical network card
Method, applied to the virtualization system for including upper layer data storehouse, virtual machine and physical network card, including：
Whether when receiving the refreshing instruction of user's transmission, it is directly to make with the physical network card to judge the virtual machine
With relation；
If it is, generating the hint instructions for pointing out user to release the direct use relation；
The releasing instruction that user sends is received, Physical Network described in the upper layer data storehouse is deleted according to the releasing instruction
The use state of card, and delete the use pass of the virtual machine in the configuration file of the virtual machine and the physical network card
System；
After releasing is finished, physical network card list is refreshed by upper layer logic.
It is preferred that, it is described to judge whether the virtual machine is direct specific using the process of relation with the physical network card
For：
Judge whether the virtual machine uses physical network card by transparent transmission passthrough technologies；
If it is, the virtual machine in the configuration file for deleting the virtual machine and the physical network card make
It is specially with the process of relation：
Delete the peripheral hardware interconnection standard PCI (Peripheral of physical network card described in the virtual machine configuration
Component Interconnect, peripheral hardware interconnection standard) information.
It is preferred that, it is described to judge whether the virtual machine is direct specific using the process of relation with the physical network card
For：
Judge whether the virtual machine uses physical network card by single virtualization sriov technologies；
If it is, the virtual machine in the configuration file for deleting the virtual machine and the physical network card make
It is specially with the process of relation：
Delete the virtual functions VF that the physical network card after sriov technologies is opened in the virtual machine configuration
The PCI information of (Virtual Function, virtual functions).
In order to solve the above-mentioned technical problem, present invention also offers realize the stability of a system during a kind of plug physical network card
System, applied to the virtualization system for including upper layer data storehouse, virtual machine and physical network card, including：
Receiving unit, for when receiving the refreshing instruction of user's transmission, judging the virtual machine and the Physical Network
Whether card is directly to use relation, if it is, triggering generation unit；
The generation unit, the hint instructions of the direct use relation are released for generating prompting user；
Lifting unit, the releasing instruction for receiving user's transmission releases the instruction deletion upper layer data according to described
The use state of physical network card described in storehouse, and delete the virtual machine in the configuration file of the virtual machine and the physics
The use relation of network interface card；
Refresh unit, for after releasing is finished, physical network card list to be refreshed by upper layer logic.
It is preferred that, the receiving unit is specifically for judging whether the virtual machine is by transparent transmission passthrough skills
Art uses physical network card；
If it is, the lifting unit is specifically for deleting the outer of physical network card described in the virtual machine configuration
If interconnection standard PCI information.
It is preferred that, the receiving unit is specifically for judging whether the virtual machine is by single virtualization sriov skills
Art uses physical network card；
If it is, the lifting unit is opened after sriov technologies specifically for deleting in the virtual machine configuration
The virtual functions VF of physical network card PCI information.
The invention provides it is a kind of plug physical network card when realize the stability of a system method, applied to including upper layer data
The virtualization system in storehouse, virtual machine and physical network card, be included in receive user transmission refreshing instruction when, judge virtual machine and
Whether physical network card is directly to use relation；Directly referred to if it is, generating for pointing out user to release using the prompting of relation
Order；The releasing instruction that user sends is received, the use state of physical network card in upper layer data storehouse is deleted according to instruction is released, and delete
Except the use relation of the virtual machine in the configuration file of virtual machine and physical network card；After releasing is finished, refreshed by upper layer logic
Physical network card list.
It can be seen that, the present invention prompting user can release current virtual machine first after the refreshing instruction of user's transmission is received
Direct with physical network card uses relation, so ensure that the use state of the physical network card stored in upper layer data storehouse and works as
The real use state of preceding physical network card is consistent, and the present invention is just to allow upper strata to patrol after above-mentioned solution division operation has been carried out
Collect and physical network card list is refreshed, effectively avoid the system number in destruction upper layer data storehouse when plugging physical network card
According to so as to enhance the stability of virtualization system.
Present invention also offers the system for realizing the stability of a system during a kind of plug physical network card, with such as above-mentioned method phase
Same beneficial effect.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to institute in prior art and embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
The flow chart of stability of a system method is realized during a kind of plug physical network card that Fig. 1 provides for the present invention；
The structural representation of stability of a system system is realized during a kind of plug physical network card that Fig. 2 provides for the present invention.
Embodiment
The core of the present invention is to provide a kind of method for plugging and realizing the stability of a system during physical network card, it is ensured that the upper number of plies
It is consistent with the real use state of present physical network interface card according to the use state of the physical network card stored in storehouse, and effectively avoid
System data when plugging physical network card in destruction upper layer data storehouse, enhances the stability of virtualization system.The present invention
Another core be to provide it is a kind of plug physical network card when realize the stability of a system system.
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 refer to, the flow of stability of a system method is realized during a kind of plug physical network card that Fig. 1 provides for the present invention
Figure, applied to the virtualization system for including upper layer data storehouse, virtual machine and physical network card, including：
Step 1：Whether when receiving the refreshing instruction of user's transmission, it is directly to use with physical network card to judge virtual machine
Relation；
Specifically, medium of the physical network card as the network outside connection virtualization system and server, when virtual machine is thought
When being communicated with the network outside server, then the physical network card in physical host is needed to use, takes virtual machine straight
It is directly to use relation that the mode using physical network card, i.e. virtual machine, which are connect, with physical network card, can improve the property of virtualization system
Energy.
Step 2：If it is, generating for pointing out user to release the hint instructions directly using relation；
Specifically, if virtual machine is directly to use physical network card, prompting user, which goes to release, directly uses relation.Specifically
Ground, hint instructions here can be " there is the physical network card directly used, please release the relation that uses, then refreshed
The operation of network interface card list ", certainly, hint instructions here can also be other guide, and the present invention is not particularly limited herein.
System can be so avoided to be judged by accident when judging physical network card real use state, it is ensured that in plug physics
After network interface card, accuracy of the system when judging physical network card real use state ensures physical network card during for plug physical network card
Real use state it is consistent with the physical network card use state that upper layer data storehouse is preserved provide effective guarantee.
Step 3：The releasing instruction that user sends is received, making for physical network card in upper layer data storehouse is deleted according to instruction is released
With state, and delete the use relation of the virtual machine in the configuration file of virtual machine and physical network card；
Specifically, user is after hint instructions are seen, if also wanting to refresh physical network card list, need refreshing thing
Manage before network interface card list, ahead relieving virtual machine and the direct of physical network card use relation.So, even in plug physical network card
Afterwards, the use state of physical network card is not it is possible that change, interferes with making for the physical network card that is stored in upper layer data storehouse yet
With state, so that information of the virtualization system in the physical network card use state stored in checking upper layer data storehouse is accurate
True, and then ensure that the use state of the physical network card stored in upper layer data storehouse and the actual use shape of present physical network interface card
State is consistent.
Step 4：After releasing is finished, physical network card list is refreshed by upper layer logic.
Specifically, refresh the real use state that network interface card list makes virtualization system obtain physical network card, the number of plies in refreshing
According to the use state of the physical network card preserved in storehouse, it is ensured that the uniformity of front and rear data.It is effective to avoid in plug Physical Network
The system data destroyed during card in upper layer data storehouse, so as to enhance the stability of virtualization system.
It can be seen that, the present invention prompting user can release current virtual machine first after the refreshing instruction of user's transmission is received
Direct with physical network card uses relation, so ensure that the use state of the physical network card stored in upper layer data storehouse and works as
The real use state of preceding physical network card is consistent, and the present invention is just to allow upper strata to patrol after above-mentioned solution division operation has been carried out
Collect and physical network card list is refreshed, effectively avoid the system number in destruction upper layer data storehouse when plugging physical network card
According to so as to enhance the stability of virtualization system.
On the basis of above-described embodiment：
Whether as a kind of preferred embodiment, it is direct specific using the process of relation with physical network card to judge virtual machine
For：
Judge whether virtual machine uses physical network card by transparent transmission passthrough technologies；
If it is, delete virtual machine configuration file in virtual machine and physical network card use relation process it is specific
For：
Delete the PCI information of physical network card in virtual machine configuration.
Used specifically, passthrough technologies are the virtual machines directly passed through physical network card in virtualization system,
So that virtual machine is connected to the network outside server, physical network card is directly used by passthrough technologies in virtual machine
When, due to not needing analog machine to make requests on conversion, so access speed is fast, so as to substantially increase I/O performances.Using
During passthrough technologies, a virtual machine is to monopolize a PCI slot, i.e., one virtual machine one physical network card of correspondence,
So to release their direct uses relation, then the PCI information for needing to delete physical network card in virtual machine configuration,
Through deleting in upper layer data storehouse in the case of the use state of physical network card, even if so doing to ensure in physical network card
PCI information changes, as the use of the virtual machine and physical network card in having deleted the configuration file of virtual machine
Relation, so that the use state of the physical network card stored in upper layer data storehouse is unaffected, further ensures the number of plies
It is consistent with the real use state of present physical network interface card according to the use state of the physical network card stored in storehouse.
Whether as a kind of preferred embodiment, it is direct specific using the process of relation with physical network card to judge virtual machine
For：
Judge whether virtual machine uses physical network card by single virtualization sriov technologies；
If it is, delete virtual machine configuration file in virtual machine and physical network card use relation process it is specific
For：
Delete the PCI information that the virtual functions VF of physical network card after sriov technologies is opened in virtual machine configuration.
Specifically, can be by PF (the Physical Function, physics of physical network card using the virtual machine of sriov technologies
Function) multiple VF (Virtual Function, virtual functions) are fictionalized, VF namely carries out virtualization to physical network card and formed
Microsoft Loopback Adapter, each Microsoft Loopback Adapter can be used to virtual machine by way of transparent transmission, and a physical network card can be virtualized
Into multiple Microsoft Loopback Adapters, a Microsoft Loopback Adapter can correspond to a virtual machine, i.e., one physical network card many virtual machines of correspondence, institute
Then need to open Physical Network after sriov technologies in deletion virtual machine configuration using relation now to release the direct of virtual machine
The virtual functions VF of card PCI information, in the case of the use state of physical network card in having deleted upper layer data storehouse, this
Even if sample does the VF for the physical network card that can ensure to open sriov PCI information change, as having deleted virtual
The use relation of virtual machine and physical network card in the configuration file of machine, so that the physical network card stored in upper layer data storehouse
Use state it is unaffected, further ensure the use state and present physical of the physical network card stored in upper layer data storehouse
The real use state of network interface card is consistent.
Certainly, virtual machine, can be with except can directly use physical network card by passthrough or sriov technologies
Physical network card is directly used by other technologies, the present invention is not limited herein.
Fig. 2 is refer to, the structure of stability of a system system is realized during a kind of plug physical network card that Fig. 2 provides for the present invention
Schematic diagram, including：
Receiving unit 1, for when receiving the refreshing instruction of user's transmission, judge virtual machine and physical network card whether be
Relation directly is used, if it is, triggering generation unit 2；
Generation unit 2, for generating prompting user releasing directly using the hint instructions of relation；
Lifting unit 3, the releasing instruction for receiving user's transmission, physics in upper layer data storehouse is deleted according to instruction is released
The use state of network interface card, and delete the use relation of the virtual machine in the configuration file of virtual machine and physical network card；
Refresh unit 4, for after releasing is finished, physical network card list to be refreshed by upper layer logic.
As a kind of preferred embodiment, receiving unit 1 is specifically for judging whether virtual machine is by transparent transmission
Passthrough technologies use physical network card；
If it is, peripheral hardware interconnection standard of the lifting unit 3 specifically for physical network card in deletion virtual machine configuration
PCI information.
As a kind of preferred embodiment, receiving unit 1 is specifically for judging whether virtual machine is by single virtualization
Sriov technologies use physical network card；
If it is, lifting unit 3 opens physical network card after sriov technologies specifically for deleting in virtual machine configuration
Virtual functions VF PCI information.
Realize that the introduction of system of the stability of a system refer to during a kind of plug physical network card provided for the present invention
Embodiment is stated, the present invention is not being repeated herein.
Present invention also offers the system for realizing the stability of a system during a kind of plug physical network card, with such as above-mentioned method phase
Same beneficial effect.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (6)
1. a kind of plug the method for realizing the stability of a system during physical network card, applied to including upper layer data storehouse, virtual machine and thing
Manage the virtualization system of network interface card, it is characterised in that including：
Whether when receiving the refreshing instruction of user's transmission, it is that direct use is closed with the physical network card to judge the virtual machine
System；
If it is, generating the hint instructions for pointing out user to release the direct use relation；
The releasing instruction that user sends is received, physical network card described in the upper layer data storehouse is deleted according to the releasing instruction
Use state, and delete the use relation of the virtual machine in the configuration file of the virtual machine and the physical network card；
After releasing is finished, physical network card list is refreshed by upper layer logic.
2. according to the method described in claim 1, it is characterised in that described to judge whether are the virtual machine and the physical network card
It is directly to be specially using the process of relation：
Judge whether the virtual machine uses physical network card by transparent transmission passthrough technologies；
If it is, the use of the virtual machine and the physical network card in the configuration file for deleting the virtual machine is closed
The process of system is specially：
Delete the peripheral hardware interconnection standard PCI information of physical network card described in the virtual machine configuration.
3. according to the method described in claim 1, it is characterised in that described to judge whether are the virtual machine and the physical network card
It is directly to be specially using the process of relation：
Judge whether the virtual machine uses physical network card by single virtualization sriov technologies；
If it is, the use of the virtual machine and the physical network card in the configuration file for deleting the virtual machine is closed
The process of system is specially：
Delete the PCI information that the virtual functions VF of the physical network card after sriov technologies is opened in the virtual machine configuration.
4. a kind of plug the system for realizing the stability of a system during physical network card, applied to including upper layer data storehouse, virtual machine and thing
Manage the virtualization system of network interface card, it is characterised in that including：
Receiving unit, for when receiving the refreshing instruction of user's transmission, judging that the virtual machine is with the physical network card
No is directly to use relation, if it is, triggering generation unit；
The generation unit, the hint instructions of the direct use relation are released for generating prompting user；
Lifting unit, the releasing instruction for receiving user's transmission is released in the instruction deletion upper layer data storehouse according to described
The use state of the physical network card, and delete the virtual machine in the configuration file of the virtual machine and the physical network card
Use relation；
Refresh unit, for after releasing is finished, physical network card list to be refreshed by upper layer logic.
5. system according to claim 4, it is characterised in that the receiving unit is specifically for judging the virtual machine
No is to use physical network card by transparent transmission passthrough technologies；
If it is, the lifting unit is mutual specifically for the peripheral hardware for deleting physical network card described in the virtual machine configuration
Connection standard PCI information.
6. system according to claim 4, it is characterised in that the receiving unit is specifically for judging the virtual machine
No is to use physical network card by single virtualization sriov technologies；
If it is, the lifting unit opens described after sriov technologies specifically for deleting in the virtual machine configuration
The virtual functions VF of physical network card PCI information.
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| CN201710495045.4A CN107229590B (en) | 2017-06-26 | 2017-06-26 | Method and system for realizing system stability during plugging and unplugging of physical network card |
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