CN102142989A - Failure positioning method and device for content delivery network - Google Patents
Failure positioning method and device for content delivery network Download PDFInfo
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- CN102142989A CN102142989A CN2010106150023A CN201010615002A CN102142989A CN 102142989 A CN102142989 A CN 102142989A CN 2010106150023 A CN2010106150023 A CN 2010106150023A CN 201010615002 A CN201010615002 A CN 201010615002A CN 102142989 A CN102142989 A CN 102142989A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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Abstract
The invention provides a failure positioning method and a failure positioning device for a content delivery network. The method comprises the following steps of: transmitting test video information in a content source to a terminal by using at least one network node according to a test request message acquired from the terminal; and if the test video information acquired by one network node is inconsistent with a preset standard, determining that the network node fails or a path from the content source to the network node fails.
Description
Technical field
The embodiment of the invention relates to the information processing technology, relates in particular to Fault Locating Method and device in a kind of content distributing network (ContentDelivery Network is called for short CDN).
Background technology
Content distributing network (Content Delivery Network, be called for short CDN) be under the band-limited background in the Internet, be sent to terminal in order to quicken content from content distribution server, and the transparent content buffer memory network of between content distribution server and terminal, setting up.The main contents form that the CDN network transmits is a video information.When terminal because the fault of signaling plane and can't accessing video information the time, can adopt the method for signaling tracing, the fault of location signaling face.
Yet, when the terminal access video information, through regular meeting content side faults such as the quality of video image is lower appear, and above-mentioned prior art can't position the fault of content side, thereby has influenced normally carrying out of terminal video traffic.
Summary of the invention
The embodiment of the invention provides Fault Locating Method and the device in a kind of content distributing network, positions in order to the fault of realization to content side, guarantees normally carrying out of terminal video traffic.
The embodiment of the invention provides the Fault Locating Method in a kind of content distributing network, comprising:
According to the test request message of obtaining of coming self terminal, by the test video information of at least one network node in described terminal transmission content source;
If the test video information that one of them network node obtains does not meet preset standard, determine that a described network node breaks down or break down in described content source to the path between the described network node.
The embodiment of the invention also provides the fault locator in a kind of content distributing network, comprising:
Sending module is used for according to the test request message of obtaining of coming self terminal, by the test video information of at least one network node in described terminal transmission content source;
Determination module is used for if the test video information that one of them network node obtains does not meet preset standard, determines that a described network node breaks down or break down in described content source to the path between the described network node.
As shown from the above technical solution, the embodiment of the invention is by after the test video information of at least one network node in terminal transmission content source, if the test video information that one of them network node obtains does not meet preset standard, can determine that then an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node, realized the fault of content side is positioned, thereby guaranteed normally carrying out of terminal video traffic.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of the Fault Locating Method in the content distributing network that Fig. 1 provides for the embodiment of the invention one;
Network architecture schematic diagram in the Fault Locating Method in the content distributing network that Fig. 2 provides for the embodiment of the invention one;
The structural representation of the fault locator in the content distributing network that Fig. 3 provides for the embodiment of the invention two.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The schematic flow sheet of the Fault Locating Method in the content distributing network that Fig. 1 provides for the embodiment of the invention one, as shown in Figure 1, the Fault Locating Method in the content distributing network of present embodiment can may further comprise the steps:
The test request message of coming self terminal that step 101, basis are obtained is by the test video information of at least one network node in above-mentioned terminal transmission content source;
Wherein, above-mentioned at least one network node can comprise edge fluidisation node; Cache node and edge fluidisation node in the middle of perhaps can also comprising.
Before this step, when terminal access ordinary video information, the user of terminal finds that the quality of video image is lower, and for example: mosaic etc. frequently occurs, then this terminal can the fault locator request in content distributing network be visited test video information.Though terminal access ordinary video information can be passed through mulitpath,, terminal can only be visited above-mentioned ordinary video information by a paths wherein at every turn.Therefore, terminal may only need to visit test video information by a paths wherein.Particularly, can the fault locator in content distributing network determine after the path of terminal access ordinary video information, fault locator in the content distributing network sends test video information by this path to above-mentioned terminal, and perhaps the fault locator in the content distributing network can also send test video information to above-mentioned terminal by all paths.Wherein, fault locator in the content distributing network can utilize the several different methods case to determine the path of terminal access ordinary video information, for example: terminal get access to ask the visit ordinary video information after, can return acknowledge message to edge fluidisation node, this terminal is obtained ordinary video information from above-mentioned edge fluidisation node, this acknowledge message the inside carries the identification information of above-mentioned terminal and the ordinary video message identification of above-mentioned ordinary video information, edge fluidisation node is according to the identification information and the above-mentioned ordinary video message identification of above-mentioned terminal, cache node returns acknowledge message in the middle of one, this edge fluidisation node obtains ordinary video information from an above-mentioned middle cache node, this acknowledge message the inside carries the identification information of above-mentioned terminal, the identification information of above-mentioned edge fluidisation node and above-mentioned ordinary video message identification, if also there is another middle cache node in the path, so, cache node is according to the identification information and the above-mentioned ordinary video message identification of above-mentioned terminal in the middle of above-mentioned one, cache node returns acknowledge message in the middle of another, cache node obtains ordinary video information from above-mentioned another middle cache node in the middle of this, this acknowledge message the inside carries the identification information of above-mentioned terminal, the identification information of above-mentioned edge fluidisation node, the identification information and the above-mentioned ordinary video message identification of cache node in the middle of above-mentioned one, and the like, fault locator in content distributing network gets access to the affirmation message that cache node returns in the middle of last of network side in this path, thereby make the fault locator in the content distributing network to determine the path of terminal access ordinary video information according to the identification information of the all-network node of this path process that is comprised in this acknowledge message.
Wherein, above-mentioned test video information can comprise the test video information of various code rate and/or plurality of kinds of contents coded format, goes for the fault location of various code rate and/or plurality of kinds of contents coded format.
Particularly, can comprise the test video message identification in the test request message of coming self terminal that fault locator in the content distributing network in this step is obtained, then the fault locator in the content distributing network can be according to the above-mentioned test request message of obtaining, and sends the test video information that is identified with above-mentioned test video message identification in the content source by at least one network node to above-mentioned terminal.Wherein, above-mentioned test video message identification can be that content supplier/service provider initiatively provides to this terminal, perhaps can also be that this terminal is initiatively to content supplier/service provider's request.
Particularly, above-mentioned preset standard can be the default frame rate of above-mentioned test video information, correspondingly, if the frame rate of the test video information that one of them network node obtains is less than the default frame rate of the above-mentioned test video information that sets in advance, then the fault locator in the content distributing network can determine that an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node.Wherein, for different test video information, different default frame rate can be arranged, present embodiment does not limit this.
In the present embodiment, after the test video information of at least one network node in terminal transmission content source, if the test video information that one of them network node obtains does not meet preset standard, can determine that then an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node, realized the fault of content side is positioned, thereby guaranteed normally carrying out of terminal video traffic.
The executive agent of step 101～step 102 can be referred to as the fault locator in the content distributing network among the invention described above embodiment one, be called for short positioner, can with the storage ordinary video information of network side and the content source integrated setting of test video information, can be arranged on network side separately, the embodiment of the invention does not limit this yet.For the method that makes the embodiment of the invention provide is clearer, below will with three terminals (terminal A, terminal B and terminal C) simultaneously accessing video information a as an example, wherein the fault locator in the content distributing network is arranged on network side separately.As shown in Figure 2, comprise network node A, network node B and network node C in the content distributing network, wherein, network node A and network node B are middle cache node, and network node C is an edge fluidisation node, and network node C links to each other with three terminals.When the user of the user of terminal A and terminal C finds that the quality of the video image that accessing video information a obtains is low, the user of the user of terminal A and terminal C reports this situation by the content supplier/service provider to video information a, terminal A gets access to the test video message identification of test video information A, and terminal C gets access to the test video message identification of test video information B.
Positioner gets access to after the test request message of the test video message identification that comprises the test video information A of self terminal A, sends the test video information A by network node A, network node B and network node C to terminal A.Positioner is respectively to network node A, the frame rate of the test video information that network node B and network node C obtain is judged, whether the frame rate of judging the test video information obtain separately is less than the default frame rate of the test video information A that sets in advance, whether the frame rate that specifically can judge the test video information a1 that network node A obtains respectively is less than the default frame rate of test video information A, whether the frame rate of the test video information a2 that network node B obtains less than the default frame rate of test video information A, and whether the frame rate of the test video information a3 that obtains of network node C is less than the default frame rate of test video information A.If judge the frame rate of having only the test video information a2 that network node B obtains default frame rate less than the test video information A, the test video information that other network nodes obtain all is not less than the default frame rate of test video information A, thereby can determine that the path between network node B and the network node A breaks down, perhaps network node B breaks down.
Similarly, positioner gets access to after the test request message of the test video message identification that comprises test video information B of self terminal C, sends test video information B by network node A, network node B and network node C to terminal C.Positioner is respectively to network node A, the frame rate of the test video information that network node B and network node C obtain is judged, whether the frame rate of judging the test video information obtain separately is less than the default frame rate of the test video information B that sets in advance, whether the frame rate that specifically can judge the test video information b1 that network node A obtains respectively is less than the default frame rate of test video information B, whether the frame rate of the test video information b2 that network node B obtains less than the default frame rate of test video information B, and whether the frame rate of the test video information b3 that obtains of network node C is less than the default frame rate of test video information B.If judge the frame rate of having only the test video information b3 that network node C obtains default frame rate less than test video information B, the test video information that other network nodes obtain all is not less than the default frame rate of test video information B, thereby can determine that the path between network node C and the network node B breaks down, perhaps network node C breaks down.
Fault Locating Method in the content distributing network of the employing embodiment of the invention, positioner utilizes different test videos to position to the fault of each terminal, the feasible code stream that need not to know each terminal correspondence, just can be accurately the fault of the content side of this terminal be positioned, further improved failure location efficient.
Need to prove: for aforesaid each method embodiment, for simple description, so it all is expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not subjected to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in the specification all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, do not have the part that describes in detail among certain embodiment, can be referring to the associated description of other embodiment.
The structural representation of the fault locator in the content distributing network that Fig. 3 provides for the embodiment of the invention two, as shown in Figure 3, the fault locator in the content distributing network of present embodiment can comprise sending module 31 and determination module 32.Wherein, sending module 31 is used for according to the test request message of obtaining of coming self terminal, by the test video information of at least one network node in above-mentioned terminal transmission content source, determination module 32 is used for if the test video information that one of them network node obtains does not meet preset standard, determines that an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node.Wherein, the network node on above-mentioned at least one path can comprise edge fluidisation node; Cache node and edge fluidisation node in the middle of perhaps can also comprising.Wherein, above-mentioned test video information can comprise the test video information of various code rate and/or plurality of kinds of contents coded format, goes for the fault location of various code rate and/or plurality of kinds of contents coded format.
Fault locator in the content distributing network that the function of method all can be provided by the embodiment of the invention in the embodiment of the invention of above-mentioned Fig. 1 correspondence realizes.This device can with the storage ordinary video information of network side and the content source integrated setting of test video information, also can be arranged on network side separately, the embodiment of the invention does not limit this.
In the present embodiment, after the test video information of at least one network node of sending module in terminal transmission content source, determination module is not if the test video information that one of them network node obtains meets preset standard, can determine that then an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node, realized the fault of content side is positioned, thereby guaranteed normally carrying out of terminal video traffic.
Further, can comprise the test video message identification in the above-mentioned test request message in the present embodiment, correspondingly, sending module 31 in the present embodiment specifically can be according to the test request message of obtaining that comprises the test video message identification of coming self terminal, sends the test video information that is identified with above-mentioned test video message identification in the content source by at least one network node to above-mentioned terminal.
Particularly, in the present embodiment really cover half piece 32 specifically can be used for if the frame rate of the test video information obtained of one of them network node less than the default frame rate of the above-mentioned test video information that sets in advance, determines that an above-mentioned network node breaks down or break down in foregoing source to the path between the above-mentioned network node.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. the Fault Locating Method in the content distributing network is characterized in that, comprising:
According to the test request message of obtaining of coming self terminal, by the test video information of at least one network node in described terminal transmission content source;
If the test video information that one of them network node obtains does not meet preset standard, determine that a described network node breaks down or break down in described content source to the path between the described network node.
2. method according to claim 1, it is characterized in that, described if the test video information that one of them network node obtains does not meet preset standard, determine that the step that a described network node breaks down or described content source breaks down to the path between the described network node specifically comprises:
If the frame rate of the test video information that one of them network node obtains, determines that a described network node breaks down or break down in described content source to the path between the described network node less than the default frame rate of the described test video information that sets in advance.
3. method according to claim 1, it is characterized in that, comprise the test video message identification in the described test request message, the test request message of coming self terminal that described basis is obtained specifically comprises to the step that described terminal sends the test video information in the content source by at least one network node:
According to the described test request message of obtaining of coming self terminal, send the test video information that is identified with described test video message identification in the content source to described terminal by at least one network node.
4. according to the described method of the arbitrary claim of claim 1 to 3, it is characterized in that described at least one network node comprises in the following node:
Edge fluidisation node;
Middle cache node and edge fluidisation node.
5. the fault locator in the content distributing network is characterized in that, comprising:
Sending module is used for according to the test request message of obtaining of coming self terminal, by the test video information of at least one network node in described terminal transmission content source;
Determination module is used for if the test video information that one of them network node obtains does not meet preset standard, determines that a described network node breaks down or break down in described content source to the path between the described network node.
6. device according to claim 5 is characterized in that described determination module specifically is used for
If the frame rate of the test video information that one of them network node obtains, determines that a described network node breaks down or break down in described content source to the path between the described network node less than the default frame rate of the described test video information that sets in advance.
7. device according to claim 5 is characterized in that, comprises the test video message identification in the described test request message, and described sending module specifically is used for
According to the described test request message of obtaining of coming self terminal, send the test video information that is identified with described test video message identification in the content source to described terminal by at least one network node.
8. according to the described method of the arbitrary claim of claim 5 to 7, it is characterized in that described at least one network node comprises in the following node:
Edge fluidisation node;
Middle cache node and edge fluidisation node.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106150023A CN102142989A (en) | 2010-12-24 | 2010-12-24 | Failure positioning method and device for content delivery network |
| PCT/CN2011/083931 WO2012083807A1 (en) | 2010-12-24 | 2011-12-14 | Method and apparatus for fault location in content delivery network |
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| CN2010106150023A CN102142989A (en) | 2010-12-24 | 2010-12-24 | Failure positioning method and device for content delivery network |
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| CN2010106150023A Pending CN102142989A (en) | 2010-12-24 | 2010-12-24 | Failure positioning method and device for content delivery network |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012083807A1 (en) * | 2010-12-24 | 2012-06-28 | 华为技术有限公司 | Method and apparatus for fault location in content delivery network |
| CN103974139A (en) * | 2014-05-20 | 2014-08-06 | 北京速能数码网络技术有限公司 | Method and device for detecting network faults of terminal and system |
| CN107547235A (en) * | 2016-06-28 | 2018-01-05 | 北京国双科技有限公司 | A kind of equipment fault based reminding method and device |
| CN108234207A (en) * | 2017-12-29 | 2018-06-29 | 北京奇虎科技有限公司 | A kind of Fault Locating Method and device based on content distributing network CDN |
| CN111130912A (en) * | 2019-12-31 | 2020-05-08 | 网宿科技股份有限公司 | Anomaly positioning method for content distribution network, server and storage medium |
| CN111432248A (en) * | 2020-03-30 | 2020-07-17 | 北京百度网讯科技有限公司 | Quality monitoring method and device for live video stream |
| CN112311828A (en) * | 2019-07-31 | 2021-02-02 | 中国电信股份有限公司 | Service scheduling method, device and system and quality monitoring system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111628878A (en) * | 2019-02-27 | 2020-09-04 | 北京奇虎科技有限公司 | Fault positioning method, device and system based on multi-stage network nodes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012083807A1 (en) * | 2010-12-24 | 2012-06-28 | 华为技术有限公司 | Method and apparatus for fault location in content delivery network |
| CN103974139A (en) * | 2014-05-20 | 2014-08-06 | 北京速能数码网络技术有限公司 | Method and device for detecting network faults of terminal and system |
| CN103974139B (en) * | 2014-05-20 | 2017-02-15 | 北京速能数码网络技术有限公司 | Method and device for detecting network faults of terminal and system |
| CN107547235A (en) * | 2016-06-28 | 2018-01-05 | 北京国双科技有限公司 | A kind of equipment fault based reminding method and device |
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| CN108234207A (en) * | 2017-12-29 | 2018-06-29 | 北京奇虎科技有限公司 | A kind of Fault Locating Method and device based on content distributing network CDN |
| CN112311828A (en) * | 2019-07-31 | 2021-02-02 | 中国电信股份有限公司 | Service scheduling method, device and system and quality monitoring system |
| CN112311828B (en) * | 2019-07-31 | 2022-10-04 | 中国电信股份有限公司 | Service scheduling method, device and system and quality monitoring system |
| CN111130912A (en) * | 2019-12-31 | 2020-05-08 | 网宿科技股份有限公司 | Anomaly positioning method for content distribution network, server and storage medium |
| CN111130912B (en) * | 2019-12-31 | 2022-11-18 | 网宿科技股份有限公司 | Anomaly positioning method for content distribution network, server and storage medium |
| CN111432248A (en) * | 2020-03-30 | 2020-07-17 | 北京百度网讯科技有限公司 | Quality monitoring method and device for live video stream |
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Application publication date: 20110803 |