CN107995018A - Fault detection method, LPU and distributed network communication equipment - Google Patents
Fault detection method, LPU and distributed network communication equipment Download PDFInfo
- Publication number
- CN107995018A CN107995018A CN201610958144.7A CN201610958144A CN107995018A CN 107995018 A CN107995018 A CN 107995018A CN 201610958144 A CN201610958144 A CN 201610958144A CN 107995018 A CN107995018 A CN 107995018A
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- information
- business task
- lpu
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
Abstract
The invention discloses a kind of fault detection method, LPU and distributed network communication equipment, it is related to distributed software field, is detected for breaking down to LPU.The fault detection method, for carrying out fault detect to the business task of LPU, this method includes：Before a business task control message processing, the first information is recorded, the first information indicates that the business task will enter process flow；After the business task has handled the control message, the second information is recorded, second information indicates that the business task completes the process flow；If detected by continuous n times, it is only able to detect the first information and can not detects second information, then judge that the business task breaks down.The embodiment of the present invention is applied to distributed network communication equipment.
Description
Technical field
The present invention relates to distributed software field, more particularly to a kind of fault detection method, LPU and distributed network communication
Equipment.
Background technology
With reference to shown in Fig. 1, distributed network communication equipment includes MPU (English full name：Master process unit,
Chinese full name：Master control processing unit, referred to as：Main control card) and multiple distributed elements LPU (English full name：line process
Unit, Chinese full name：Line Processing Unit, referred to as：Line card).In the prior art, LPU handles the control message stream that MPU is sent
After breaking down in journey, it is necessary to by hand to business task into line trace.This is undoubtedly one for general technical staff
Bigger challenge.In addition, in the case of unattended, after LPU breaks down, LPU communications may be caused to interrupt for a long time, needed
Position Failure And Recovery failure.
Based on this, LPU is upper, and it is necessary to provide a kind of machine of the control message failure of automatic detection business task processing MPU
System, the automatic failure for detecting business task.
The content of the invention
The embodiment of the present invention provides a kind of fault detection method, LPU and distributed network communication equipment, for LPU
Failure is detected.
To reach above-mentioned purpose, the embodiment of the present invention adopts the following technical scheme that：
First aspect, there is provided a kind of fault detection method, for carrying out fault detect, the party to the business task of LPU
Method includes：
Before a business task control message processing, the first information is recorded, the first information indicates the business
Task will enter process flow；
After the business task has handled the control message, the second information is recorded, second information indicates institute
State business task and complete the process flow；
By setting the detection of number, if being consecutively detected the first information and second information is inconsistent,
Judge that the business task breaks down.
Second aspect, there is provided a kind of LPU, it is characterised in that for carrying out failure inspection to multiple business tasks of LPU
Survey, which includes：
Recording unit, for before a business task control message processing, recording the first information, the first information
Indicate that the business task will enter process flow；
The recording unit, is additionally operable to after the business task has handled the control message, records the second information,
Second information indicates that the business task completes the process flow；
Judging unit, for the detection by setting number, if being consecutively detected the first information and described second
Information is inconsistent, then judges that the business task breaks down.
The third aspect, there is provided a kind of distributed network communication equipment, including LPU and MPU as described in second aspect, institute
MPU is stated to be used to send control message to the LPU.
Fault detection method, LPU and the distributed network communication equipment that the embodiment of the present invention provides, by LPU
Business task records first message before control message processing is carried out, and the postscript of control message processing is completed in the business task
Second message is recorded, if being only able to detect first message by repeated detection and can not detect second message, illustrates the industry
Business task can not complete the processing of control message, it can be considered that the business task is there occurs failure, it is achieved thereby that to LPU
Failure is detected.
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
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram for the distributed network communication equipment that the embodiment of the present invention provides；
Fig. 2 is the flow diagram for the fault detection method that the embodiment of the present invention provides；
Fig. 3 is the structure diagram for the LPU that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
With reference to shown in Fig. 1, an embodiment of the present invention provides a kind of distributed network communication equipment, which includes：MPU
11 and LPU 12.MPU 11 and LPU 12 is communicated by intercard communication passage.There are multiple business modules on LPU 12, each
Business module corresponds to a business task, and MPU 11 sends control message to some business module of LPU 12, led to by LPU 12
Cross control message classification to be sent to corresponding business task and handled, each business task on LPU 12 is sent to MPU 11
Message or protocol massages.Meanwhile monitor task is also run on LPU 12, for carrying out failure inspection to the business task of LPU 12
Survey, MPU 11 is additionally operable to after the failure message of the transmissions of LPU 12 is received, and is handled according to troubleshooting strategy on fault.
Monitor task priority is arranged to highest, even if so business task can be caused endless loop occur, monitor task remains able to
Operation.
The fault detection method of the embodiment of the present invention offer, device and system, are being carried out by the business task on LPU
Instruction message is generated before and after control message processing respectively, if being only able to detect control message processing by repeated detection
Instruction message before and can not detect the instruction message after control message processing, then illustrate that the business task can not be completed
The processing of control message, it can be considered that the business task there occurs failure, is examined it is achieved thereby that breaking down to LPU
Survey.
Embodiment 1,
The embodiment provides a kind of fault detection method, applied to above-mentioned distributed network communication equipment LPU
In monitor task, with reference to shown in Fig. 2, this method includes：
S101, before a business task control message processing, record the first information, the first information indicate the business appoint
Business will enter process flow.
After LPU receives the control message of MPU, the receiving queue of corresponding business task is put into after control message is classified.
Corresponding business task obtains control message from receiving queue, after getting control message, is carrying out handling it
Before, the first information is recorded, represents that the process flow to the control message will be entered.The flow of specific control message processing
The technology of realization has many kinds, if generally requiring the calling for the function for carrying out dried layer, details are not described herein.
First message can have many forms, as long as can show that the business task will be into process flow i.e.
Can.For example, first message can be indicated with the count value of the first counter, when the first counter adds M i.e. expression record
First message, M are positive integer, are preferably that the value of 1, M can be set based on experience value.
First message can also be indicated with the inversion operation of the first flag bit, represented when being negated to the first flag bit
Record first message.First flag bit and the second flag bit can be set by global variable.
Those skilled in the art will also be appreciated that other modes to record first message, and the present invention is not limited thereto.
S102, after the business task has handled above-mentioned control message, record the second information, the second information indicates the industry
Business task completes above-mentioned process flow.
Corresponding with first message, second message can also have many forms, as long as can show that the business task
Complete above-mentioned process flow., equally can be with for example, when by the count value to the first counter to indicate first message
Indicate second message with the count value of the second counter, when the second counter equally adds M i.e. expression record second message.
, equally can taking with the second flag bit when by the inversion operation to the first flag bit to indicate first message
Inverse operations indicates second message, when being negated to the second flag bit i.e. expression record second message.Those skilled in the art are also
It is contemplated that other modes record second message, the present invention is not limited thereto.
It should be noted that record first message needs to use identical processing mode with second message, and work as and use
During same treatment mode, used default value should be identical.For example, when all using to count, the first counter
Default value it is identical with the default value of the second counter；When all using flag bit inversion operation, the default value of the first flag bit
It is identical with the default value of the second flag bit.
S103, the detection by setting number, if being consecutively detected the first information and the second information is inconsistent, judge
The business task breaks down.
If after the complete first information of business task record, when being controlled Message Processing, there is such as internal storage access
Cross the border, obtain less than semaphore, endless loop when catastrophe failure, process flow can not be exited all the time, therefore second cannot be recorded
Information, i.e., can not update the value of the second counter or perform the operation that the second flag bit negates, monitor task can continuous n times
Detection, if the value of the continuous n times detection first information and the second information is inconsistent and the first information ratio big M of second value of information,
Think that failure occurs in the business task.The value of N can be set based on experience value.
Specifically, when indicating first message by the counting to the first counter, pass through the counting to the second counter
During indicating second message, by setting the detection of number, if being consecutively detected the value of the first counter than the second counter
The more M of value, then judge that the business task breaks down.
When indicating first message by the inversion operation to the first flag bit, pass through the inversion operation to the second flag bit
During indicating second message, by setting the detection of number, if being consecutively detected the value of the first flag bit not equal to the second mark
The value of will position, then judge that the business task breaks down.
After monitor task judges that the business task breaks down, function call can also be carried out to the business task
The HTM method (trace), to navigate to the function to break down, and function call hierarchical relationship recorded locally or with event
The form of barrier message is sent to MPU, by MPU after the failure message of LPU transmissions is received, according to troubleshooting strategy to the event
Barrier is handled, such as LPU is restarted.
Fault detection method provided in an embodiment of the present invention, control message processing is being carried out by the business task on LPU
First message is recorded before, completes to record second message after control message processing in the business task, if by repeatedly inspection
Survey is only able to detect first message and can not detect second message, then illustrates that the business task can not complete the place of control message
Reason, it can be considered that the business task there occurs failure, is detected it is achieved thereby that breaking down to LPU.
Embodiment 2,
The embodiment provides a kind of LPU, for above-mentioned fault detection method, with reference to shown in Fig. 3, the LPU
Including：
Recording unit 1201, for before a business task control message processing, recording the first information, the first information
One business task of instruction will enter process flow；
Recording unit 1201, is additionally operable to after business task has handled control message, records the second information, the second information
Instruction business task completes process flow；
Judging unit 1202, for the detection by setting number, if being consecutively detected the record of recording unit 1201
The first information and the second information are inconsistent, then judge that the business task breaks down.
Optionally, in a kind of possible design：
Recording unit 1201, specifically for adding M, M to be positive integer in the first counter；
Recording unit 1201, specifically for adding M to the second counter, the default value of the second counter and the first counter
Default value is identical；
Judging unit 1202, specifically for the detection by setting number, if being consecutively detected the value of the first counter
Than the second counter value more than M, then judge that the business task breaks down.
Optionally, in a kind of possible design：
Recording unit 1201, specifically for being negated to the first flag bit；
Recording unit 1201, specifically for being negated to the second flag bit, the default value of the second flag bit and the first flag bit
Default value it is identical；
Judging unit 1202, specifically for the detection by setting number, if being consecutively detected the value of the first flag bit
Not equal to the value of the second flag bit, then judge that the business task breaks down.
Optionally, in a kind of possible design, with reference to shown in Fig. 3, LPU is further included：
Tracking cell 1203, for after judging unit 1202 judges that the business task breaks down, appointing to the business
Business carries out function call the HTM method, and function call hierarchical relationship recorded local or be sent to MPU.
Since the LPU in the embodiment of the present invention can be applied to above-mentioned fault detection method, it can be obtained skill
Art effect also refers to above method embodiment, and details are not described herein for the embodiment of the present invention.
It should be noted that recording unit, judging unit and tracking cell can be the processor individually set up, can also
It is integrated in some processor of controller and realizes, in addition it is also possible to is stored in depositing for controller in the form of program code
In reservoir, called by some processor of controller and perform the function of above recording unit, judging unit and tracking cell.
Processor described here can be a central processing unit (English full name：Central processing unit, English letter
Claim：), or specific integrated circuit (English full name CPU：Application specific integrated circuit,
English abbreviation：ASIC), or be arranged to implement the embodiment of the present invention one or more integrated circuits.
It is to be understood that in various embodiments of the present invention, the size of the sequence number of above-mentioned each flow is not meant to perform suitable
The priority of sequence, the execution sequence of each flow should be determined with its function and internal logic, without the implementation of the reply embodiment of the present invention
Flow forms any restriction.
Those of ordinary skill in the art may realize that each exemplary list described with reference to the embodiments described herein
Member and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, application-specific and design constraint depending on technical solution.Professional technician
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific workflow of device and unit, may be referred to the correspondence flow in preceding method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method, can be with
Realize by another way.For example, apparatus embodiments described above are only schematical, for example, the unit
Division, is only a kind of division of logic function, can there is other dividing mode, such as multiple units or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, equipment or unit
Close or communicate to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
In network unit.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units integrate in a unit.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to contribute to the prior art or the part of the technical solution can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment the method for the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (English full name:Read-only memory, English letter
Claim：ROM), random access memory (English full name：Random access memory, English abbreviation：RAM), magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of fault detection method, it is characterised in that for carrying out fault detect, the method bag to the business task of LPU
Include：
Before a business task control message processing, the first information is recorded, the first information indicates the business task
Process flow will be entered；
After the business task has handled the control message, the second information is recorded, second information indicates the industry
Business task completes the process flow；
By setting the detection of number, if being consecutively detected the first information and second information is inconsistent, judge
The business task breaks down.
2. according to the method described in claim 1, it is characterized in that,
The record first information, including：First counter adds M, M to be positive integer；
The second information of the record, including：Second counter adds M, and the default value of second counter is counted with described first
The default value of device is identical；
It is described to be consecutively detected the first information and second information is inconsistent, including：It is consecutively detected first meter
Number devices value than second counter value more than M.
3. according to the method described in claim 1, it is characterized in that,
The record first information, including：First flag bit negates；
The second information of the record, including：Second flag bit negates, the default value of second flag bit and the described first mark
The default value of position is identical；
It is described to be consecutively detected the first information and second information is inconsistent, including：It is consecutively detected first mark
The value of will position is not equal to the value of second flag bit.
4. according to the method described in claim 1, it is characterized in that, it is described judge that the business task breaks down after,
The method further includes：
Function call the HTM method is carried out to the business task, and function call hierarchical relationship recorded local or send
To MPU.
5. a kind of LPU, it is characterised in that for carrying out fault detect to the business task of LPU, the LPU includes：
Recording unit, for before a business task control message processing, recording the first information, the first information instruction
One business task will enter process flow；
The recording unit, is additionally operable to after the business task has handled the control message, records the second information, described
Second information indicates that the business task completes the processing procedure flow；
Judging unit, for the detection by setting number, if being consecutively detected the first information and second information
It is inconsistent, then judge that the business task breaks down.
6. LPU according to claim 5, it is characterised in that
The recording unit, specifically for adding M, M to be positive integer in the first counter；
The recording unit, specifically for adding M to the second counter, the default value of second counter is counted with described first
The default value of device is identical；
The judging unit, specifically for the detection by setting number, if being consecutively detected the value of first counter
Than second counter value more than M, then judge that the business task breaks down.
7. LPU according to claim 5, it is characterised in that
The recording unit, specifically for being negated to the first flag bit；
The recording unit, specifically for being negated to the second flag bit, the default value of second flag bit and the described first mark
The default value of will position is identical；
The judging unit, specifically for the detection by setting number, if being consecutively detected the value of first flag bit
Not equal to the value of second flag bit, then judge that the business task breaks down.
8. LPU according to claim 5, it is characterised in that the LPU is further included：
Tracking cell, for after the judging unit judges that the business task breaks down, to the business task into
Line function calls the HTM method, and function call hierarchical relationship recorded local or be sent to MPU.
The equipment 9. a kind of distributed network communicates, including LPU and MPU as any one of claim 5-8,
The MPU is used to send control message to the LPU.
The equipment 10. distributed network as claimed in claim 9 communicates, it is characterised in that the MPU is additionally operable to receiving
After the failure message for stating LPU transmissions, handled according to troubleshooting strategy on fault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610958144.7A CN107995018A (en) | 2016-10-27 | 2016-10-27 | Fault detection method, LPU and distributed network communication equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610958144.7A CN107995018A (en) | 2016-10-27 | 2016-10-27 | Fault detection method, LPU and distributed network communication equipment |
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Application publication date: 20180504 |