CN107766268A - Interruption sending method, device, system, equipment and the storage medium of storage device - Google Patents
Interruption sending method, device, system, equipment and the storage medium of storage device Download PDFInfo
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- CN107766268A CN107766268A CN201711027514.6A CN201711027514A CN107766268A CN 107766268 A CN107766268 A CN 107766268A CN 201711027514 A CN201711027514 A CN 201711027514A CN 107766268 A CN107766268 A CN 107766268A
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- storage device
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- threshold value
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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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/24—Handling requests for interconnection or transfer for access to input/output bus using interrupt
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Abstract
Accumulated the embodiment of the invention discloses interruption sending method, device, system, equipment and the computer-readable recording medium of a kind of storage device, including to the interaction request of generation；Whether the interaction request for judging currently to accumulate meets default transmission condition, is sent if it is, all interaction requests currently accumulated are interrupted as one to client.In the application after the complete I/O request of storage device processes, generate a corresponding interaction request, the application is by the way that interaction request is added up, and when meeting default transmission condition, disposable send to client is interrupted using currently accumulative multiple interaction requests as one, so as to reduce the number that the CPU in client interrupt context switching, the overhead and resource consumption of system are reduced.
Description
Technical field
The present embodiments relate to field of computer technology, a kind of interruption sending method more particularly to storage device,
Device, system, equipment and computer-readable recording medium.
Background technology
For existing server architecture, if application program sends an I/O request to the storage device of rear end,
Back-end storage device needs to interact with CPU after this I/O request is completed, with inform the performance of CPU I/O requests (into
Work(or failure), server generally use two ways carries out the information exchange of storage device and CPU, and one kind is a kind of to interrupt
For poll.
Interruption is exactly that (for example completing an I/O request) will when oneself generating state changes for external equipment (such as disk)
Being currently executing for task can be hung up to CPU, the latter when receiving this interaction request by actively sending an interaction request
Then remove the interaction request of processing response peripheral hardware.Generally when external equipment and CPU interaction requests are less, using interruption of work side
Formula realizes interacting for external equipment and CPU, and in the case of external equipment needs frequently to interact with CPU, interruption will be frequent
Occur, it is necessary to largely interrupts context switching, substantial amounts of system resource to be consumed, so as to cause interruption efficiency reduction.
Wheel sequence is exactly to allow CPU actively to inquire about each external equipment (such as hard disk) successively with certain cycle, sees that it is
It is no to have data interaction request, if so, then carrying out corresponding data interaction；If nothing, or data interaction are disposed, CPU is just then
Inquire about next external equipment.Poll working method, which is relatively useful in external equipment, the scene frequently interacted with CPU, but takes turns
The expense of system can be increased by asking working method, consume cpu resource, less situation is especially interacted with CPU in external equipment, because
For regardless of whether needing to interact work, poll always consumes certain cpu resource and carried out.
Storage can be carried out typically for the external equipment situation less with CPU interaction requests by the way of interrupting to set
The standby information exchange with CPU, for generally more frequently situation can use the side of poll in external equipment and CPU interaction requests
Formula carries out storage device and CPU information exchange.So in the case of some external equipments and CPU interaction requests are irregular,
Such as within a period of time more frequently, a period of time is interior and less, no matter now if side using interruption of the prior art
Formula, or by the way of poll, can increase the consumption of system resource to a certain extent.
Therefore, how to provide a kind of interruption sending method of the storage device suitable for irregular interaction scenarios, device,
System, equipment and computer-readable recording medium, which turn into those skilled in the art, to be needed to solve the problems, such as at present.
The content of the invention
The purpose of the embodiment of the present invention is to provide interruption sending method, device, system, equipment and the meter of a kind of storage device
Calculation machine readable storage medium storing program for executing, the number that the CPU in client interrupt context switching is reduced during use, is reduced
The overhead and resource consumption of system.
In order to solve the above technical problems, the embodiments of the invention provide a kind of interruption sending method of storage device, including：
The interaction request of generation is accumulated；
Whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, all by what is currently accumulated
Interaction request is interrupted as one and sent to client.
Optionally, the default transmission condition is cumulative amount threshold value；
Whether the interaction request for judging currently to accumulate meets that the process of default transmission condition is：
Whether the quantity for the interaction request for judging currently to accumulate reaches the cumulative amount threshold value.
Optionally, the cumulative amount threshold value is 10.
Optionally, the default transmission condition is accumulated time threshold value；
Whether the interaction request for judging currently to accumulate meets that the process of default transmission condition is：
Whether the accumulated time for the interaction request for judging currently to accumulate reaches the accumulated time threshold value.
The embodiment of the present invention provides a kind of interruption dispensing device of storage device accordingly, including：
Module is accumulated, for being accumulated to the interaction request of generation；
Judge module, whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, triggering
Sending module；
The sending module, sent for all interaction requests currently accumulated to be interrupted as one to client.
Optionally, the default transmission condition is cumulative amount threshold value；
The judge module includes：
Whether the first judging unit, the quantity of the interaction request for judging currently to accumulate reach the cumulative amount threshold
Value, if it is, triggering the transmitting element.
Optionally, the default transmission condition is accumulated time threshold value；
The judge module includes：
Whether the second judging unit, the accumulated time of the interaction request for judging currently to accumulate reach the accumulated time
Threshold value, if it is, triggering the transmitting element.
The embodiments of the invention provide a kind of interruption of storage device to send system, including client and as described above
The interruption dispensing device of storage device.
The embodiments of the invention provide a kind of interruption of storage device to send equipment, including：
Memory, for storing computer program；
Processor, the interruption sending method of storage device as described above is realized during for performing the computer program
Step.
The embodiments of the invention provide a kind of computer-readable recording medium, stored on the computer-readable recording medium
There is computer program, the computer program realizes the interruption sending method of storage device as described above when being executed by processor
The step of.
Can the embodiments of the invention provide interruption sending method, device, system, equipment and the computer of a kind of storage device
Storage medium is read, including the interaction request of generation is accumulated；Whether the interaction request for judging currently to accumulate meets default hair
Condition is sent, is sent if it is, all interaction requests currently accumulated are interrupted as one to client.Deposited in the application
Storage equipment handle one I/O request after, generation one corresponding interaction request, the application by the way that interaction request is added up,
And when meeting default transmission condition, disposable send to client is interrupted using currently accumulative multiple interaction requests as one
End, so as to reduce the number that the CPU in client interrupt context switching, reduce the overhead and resource of system
Consumption.
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.
Fig. 1 is a kind of schematic flow sheet of the interruption sending method of storage device provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of the interruption dispensing device of storage device provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of the interruption transmission system of storage device provided in an embodiment of the present invention.
Embodiment
Can the embodiments of the invention provide interruption sending method, device, system, equipment and the computer of a kind of storage device
Storage medium is read, the number that the CPU in client interrupt context switching is reduced during use, reduces system
Overhead and resource consumption.
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
Part of the 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, Fig. 1 is a kind of flow signal of the interruption sending method of storage device provided in an embodiment of the present invention
Figure.
This method includes：
S11：The interaction request of generation is accumulated；
It should be noted that after the I/O request that storage device completes that client is sent, one will be generated and be used for
The interaction request interacted with the CPU of client, need to be accumulated interaction request in the application, namely will not store
Just the interaction request is sent to client after equipment generation interaction request, but interaction request is accumulated, waits to meet in advance
If client transmission is once interrupted again after transmission condition.
S12：Judge whether the interaction request currently accumulated meets default transmission condition, if it is, into S13；
S13：All interaction requests currently accumulated are interrupted as one and sent to client.
Specifically, default transmission condition whether can be met with the interaction request that real-time judge is currently accumulated, such as this is default
Transmission condition can be cumulative amount threshold value, namely when the quantity of the interaction request of accumulation reaches the cumulative amount threshold pre-set
During value, it is possible to which all interaction requests currently accumulated are interrupted to send to client, the CPU of client to receiving as one
Received interaction request is responded one by one after these interaction requests, now only needs to carry out a context switching i.e.
Multiple interaction requests can be responded, if the quantity for the interaction request currently accumulated is not reaching to cumulative amount threshold value, are interrupted not
It can occur, ensureing to interrupt to a certain extent will not frequently send to the CPU of client, be cut so as to reduce the context of interruption
The overhead such as change.The interaction request currently accumulated quantity when reaching cumulative amount threshold value by this accumulation all friendships
Mutually request is interrupted to send to the CPU of client as one and responded, subsequently into the accumulation of next interaction request.
Wherein, cumulative amount threshold value could be arranged to 10, naturally it is also possible to and it is other numerical value, specifically can be according to reality
Border situation is determined, and the application does not do special restriction to this.
It should be noted that default transmission condition is in addition to it can be cumulative amount threshold value, can also be accumulated time
Threshold value, specifically can since first interaction request of accumulation timing, when timing time reaches the accumulation pre-set
Between threshold value when, no matter now have accumulated how many individual interaction requests, using the interaction request accumulated as one interrupt send extremely
Client, so that the CPU of client carries out accordingly, setting accumulated time threshold value to be to prevent accumulation to each interaction request
Interaction request is responded more than the long time by CPU, so as to ensure the ageing of interaction request response to a certain extent.
Wherein, accumulated time threshold value could be arranged to 5s, naturally it is also possible to and it is other numerical value, specifically can be according to reality
Situation is determined, and the application does not do special restriction to this.
It should also be noted that, cumulative amount threshold value and accumulated time threshold value two can also be set to sentence in the application simultaneously
Broken strip part, and judging in real time the quantity of interaction request and accumulated time accumulated, when have it is one of meet it is corresponding
Default transmission condition when, an interruption will be sent to client, no matter namely which parameter first meet it is corresponding pre-
It is ageing so as to ensure as long as there is one to meet that interruption will occur if the condition of transmission, it can be stored again by reducing
Equipment sends the frequency of interruption, so as to avoid client frequently to handle interruption to a certain extent, and then reduces system
Overhead and resource consumption.
In addition, the storage device in the application is specifically as follows disk, it is also not limited to be applied in disk certainly.
Carried out the embodiments of the invention provide a kind of interruption sending method of storage device, including to the interaction request of generation
Accumulation；Whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, all interactions that will currently accumulate
Request is interrupted as one and sent to client.In the application after the complete I/O request of storage device processes, a phase is generated
The interaction request answered, the application is by the way that interaction request is added up, will be currently accumulative and when meeting default transmission condition
Multiple interaction requests are disposably sent to client as an interruption, so as to which the CPU reduced in client is interrupted
The number hereafter switched, reduce the overhead and resource consumption of system.
Accordingly the embodiment of the invention also discloses a kind of interruption dispensing device of storage device, Fig. 2 is specifically refer to, is schemed
2 be a kind of structural representation of the interruption dispensing device of storage device provided in an embodiment of the present invention.In the base of above-described embodiment
On plinth：
The device includes：
Module 1 is accumulated, for being accumulated to the interaction request of generation；
Judge module 2, whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, touching
Send out sending module 3；
Sending module 3, sent for all interaction requests currently accumulated to be interrupted as one to client.
Optionally, it is cumulative amount threshold value to preset transmission condition；
Judge module 2 includes：
Whether the first judging unit, the quantity of the interaction request for judging currently to accumulate reach cumulative amount threshold value, such as
Fruit is then to trigger transmitting element.
Optionally, it is accumulated time threshold value to preset transmission condition；
Judge module 2 includes：
Whether the second judging unit, the accumulated time of the interaction request for judging currently to accumulate reach accumulated time threshold
Value, if it is, triggering transmitting element.
It should be noted that a corresponding interaction request, this Shen are generated after the complete I/O request of storage device processes
Please by the way that interaction request is added up, and when meeting default transmission condition, using currently accumulative multiple interaction requests as
One interrupts disposable transmission to client, so as to reduce the number that the CPU in client interrupt context switching, drop
The low overhead and resource consumption of system.
Fig. 3 is refer to, Fig. 3 is a kind of structural representation of the interruption transmission system of storage device provided in an embodiment of the present invention
Figure, in the technology of above-described embodiment, the system includes the interruption dispensing device of client and storage device as described above.
The embodiment of the present invention can reduce the overhead and resource consumption of system during use, in addition, for
The specific introduction of the interruption dispensing device of involved storage device refer to said apparatus embodiment in the embodiment of the present invention,
The application will not be repeated here.
The embodiments of the invention provide a kind of interruption of storage device to send equipment, including：
Memory, for storing computer program；
Processor, the step of interruption sending method such as above-mentioned storage device is realized during for performing computer program.
The embodiments of the invention provide a kind of computer-readable recording medium, meter is stored with computer-readable recording medium
Calculation machine program, when computer program is executed by processor the step of the realization such as interruption sending method of above-mentioned storage device.
It should also be noted that, in this manual, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable 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 (10)
- A kind of 1. interruption sending method of storage device, it is characterised in that including：The interaction request of generation is accumulated；Whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, all interactions that will currently accumulate Request is interrupted as one and sent to client.
- 2. the interruption sending method of storage device according to claim 1, it is characterised in that the default transmission condition is Cumulative amount threshold value；Whether the interaction request for judging currently to accumulate meets that the process of default transmission condition is：Whether the quantity for the interaction request for judging currently to accumulate reaches the cumulative amount threshold value.
- 3. the interruption sending method of storage device according to claim 2, it is characterised in that the cumulative amount threshold value is 10.
- 4. the interruption sending method of storage device according to claim 1, it is characterised in that the default transmission condition is Accumulated time threshold value；Whether the interaction request for judging currently to accumulate meets that the process of default transmission condition is：Whether the accumulated time for the interaction request for judging currently to accumulate reaches the accumulated time threshold value.
- A kind of 5. interruption dispensing device of storage device, it is characterised in that including：Module is accumulated, for being accumulated to the interaction request of generation；Judge module, whether the interaction request for judging currently to accumulate meets default transmission condition, if it is, triggering is sent Module；The sending module, sent for all interaction requests currently accumulated to be interrupted as one to client.
- 6. the interruption dispensing device of storage device according to claim 5, it is characterised in that the default transmission condition is Cumulative amount threshold value；The judge module includes：Whether the first judging unit, the quantity of the interaction request for judging currently to accumulate reach the cumulative amount threshold value, such as Fruit is then to trigger the transmitting element.
- 7. the interruption dispensing device of storage device according to claim 5, it is characterised in that the default transmission condition is Accumulated time threshold value；The judge module includes：Whether the second judging unit, the accumulated time of the interaction request for judging currently to accumulate reach the accumulated time threshold Value, if it is, triggering the transmitting element.
- 8. a kind of interruption of storage device sends system, it is characterised in that including client and as Claims 1-4 is any one The interruption dispensing device of storage device described in.
- 9. a kind of interruption of storage device sends equipment, it is characterised in that including：Memory, for storing computer program；Processor, realize in the storage device as described in Claims 1-4 any one during for performing the computer program The step of disconnected sending method.
- 10. a kind of computer-readable recording medium, it is characterised in that be stored with computer on the computer-readable recording medium Program, the interruption of the storage device as described in Claims 1-4 any one is realized when the computer program is executed by processor The step of sending method.
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| CN109545200A (en) * | 2018-10-31 | 2019-03-29 | 深圳大普微电子科技有限公司 | Edit the method and storage device of voice content |
| CN114947402A (en) * | 2022-06-20 | 2022-08-30 | 国网山东省电力公司冠县供电公司 | Archives screening classification device |
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