CN111327889A - IPTV service performance fault detection method and device - Google Patents
IPTV service performance fault detection method and device Download PDFInfo
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- CN111327889A CN111327889A CN201811541182.8A CN201811541182A CN111327889A CN 111327889 A CN111327889 A CN 111327889A CN 201811541182 A CN201811541182 A CN 201811541182A CN 111327889 A CN111327889 A CN 111327889A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4425—Monitoring of client processing errors or hardware failure
Abstract
The embodiment of the invention provides a method and a device for detecting IPTV service performance faults, wherein the method comprises the following steps: acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers; respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance; and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost. By adopting the embodiment of the invention, the RTP stream packet loss statistics is deployed on the equipment side, and the fault positioning is realized by a simpler packet loss statistics method.
Description
Technical Field
The embodiment of the invention relates to the technical field of computer communication, in particular to a method and a device for detecting IPTV service performance faults.
Background
RTP (Real-time Transport Protocol) is an abbreviation of Real-time Transport Protocol, is generally used for Real-time transmission of audio and video media data, and is widely applied to VOIP and audio and video conference services. The RTP bottom layer basically uses UDP for transmission, and implements ordered delivery based on RTP sequence numbers, but since UDP is an unreliable transmission protocol, the problem of packet loss is easily caused.
Disclosure of Invention
Aiming at the technical problems in the prior art, the embodiment of the invention provides a method and a device for detecting IPTV service performance faults.
In a first aspect, an embodiment of the present invention provides a method for detecting an IPTV service performance fault, where the method includes:
acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers;
respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance;
and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost.
In a second aspect, an embodiment of the present invention provides an IPTV service performance fault detection apparatus, including:
the device comprises an acquisition module, a detection module and a processing module, wherein the acquisition module is used for acquiring the number of data packets to be detected, and the data packets to be detected contain RTP serial numbers;
the calculation module is used for respectively calculating the ratio of the data packet to be detected to the number of the serial numbers in the plurality of queues established in advance;
and the judging module is used for judging that the data packet to be detected has no packet loss if the number of the data packet to be detected and the number ratio of the RTP serial numbers of the pre-established queue is an integer and is smaller than a preset value.
In a third aspect, an embodiment of the present invention provides an electronic device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and the processor implements the steps of the method provided in the first aspect when executing the program.
In a fourth aspect, an embodiment of the present invention provides a non-transitory computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the steps of the method as provided in the first aspect.
The IPTV service performance fault detection method and device provided by the embodiment of the invention comprise the following steps: acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers; respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance; and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost. By adopting the embodiment of the invention, the RTP stream packet loss statistics is deployed on the equipment side, and the fault positioning is realized by a simpler packet loss statistics method.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a method for detecting IPTV service performance failure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an IPTV service performance fault detection apparatus according to an embodiment of the present invention;
fig. 3 is a schematic physical structure diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic flow chart of a method for detecting an IPTV service performance fault according to an embodiment of the present invention, where as shown in fig. 1, the method includes:
s101, acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers;
s102, respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance;
s103, if the number of the data packet to be detected and the number ratio of the RTP sequence numbers of the pre-established queue is an integer and is smaller than a preset value, the data packet to be detected is not lost.
The embodiment of the invention sets data packet statistics on equipment on a network side to obtain a flow data packet to be detected, wherein the flow data packet comprises an RTP serial number, counts the number of the RTP serial numbers of the flow data packet to be detected, calculates the ratio of the number of the RTP serial numbers of the obtained flow data packet to a plurality of queues which are foreseen to be established respectively, and if the obtained ratio is not an integer and the number which is not an integer is smaller than a preset value, considers that no packet loss occurs to the data packet to be detected.
Taking a specific example to illustrate the present invention, assuming that the number of data packets to be detected is 4096 × 2 (which may be set by itself according to specific needs), that is, the number of RTP is 4096 × 2, and a plurality of queues established in advance are 16 queues, and each queue includes 4096 RTP serial numbers, it is necessary to calculate a ratio between the 4096 × 2 number of RTP to be detected and the 16 queues, that is, dividing the 4096 × 2 number of RTP to be detected by 4096 to obtain 16 ratio results, if the ratio result is not an integer number and exceeds 4, it is determined that packet loss occurs, and if the ratio result is not an integer number and is less than 4, it is determined that packet loss does not occur.
It should be noted that the number of RTP in the input data, i.e. the data packet to be detected, is generally an integer multiple of 4096.
According to the IPTV service performance fault detection method provided by the embodiment of the invention, RTP stream packet loss statistics is deployed on the equipment side, and fault positioning is realized by a simpler packet loss statistics method.
Specifically, the pre-established queues are specifically: the sequence number of the RTP is divided into a plurality of queues by an ACL, and each queue matches the sequence number of the fixed RTP.
On the basis of the above embodiment, based on the attributes of the devices themselves, the number of sequence numbers of RTP packets is 65536, the device on the network side is divided into a plurality of queues by an ACL (access control list), and each queue matches the sequence number of the fixed RTP and records the statistical result.
Specifically, the dividing the sequence number of the RTP into a plurality of queues through an ACL, where each queue matches the sequence number of the fixed RTP, specifically:
the sequence number of the RTP is divided into 16 queues by an ACL, each queue matching the sequence number of 4096 of the fixed RTP.
On the basis of the above embodiment, the network side device divides the packet into 16 rule packets by ACL, each rule packet matches with the fixed sequence of 4096, 65536 packets are counted for 16 times, and then the 16 statistical results are recorded.
Specifically, if the number of the data packet to be detected and the number ratio of the RTP sequence numbers of the pre-established queue that are integers is smaller than a predetermined value, the data packet to be detected has no packet loss, specifically: if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number is smaller than 4, the data packet to be detected is not lost.
That is, if the number of the obtained results, that is, the ratio of the number of the to-be-detected data packet to the number of the RTP sequence numbers of the pre-established queue is an integer is 0, 1, 2, or 3, it is determined that no packet loss occurs, and if the number of the obtained results, that is, the ratio of the number of the to-be-detected data packet to the number of the RTP sequence numbers of the pre-established queue is an integer is 4 to 16, it is determined that packet loss occurs.
According to the IPTV service performance fault detection method provided by the embodiment of the invention, RTP stream packet loss statistics is deployed on the equipment side, and fault positioning is realized by a simpler packet loss statistics method.
Fig. 2 is a schematic structural diagram of an IPTV service performance fault detection device according to an embodiment of the present invention, and as shown in fig. 2, the device includes: the acquisition module 10, the calculation module 20 and the judgment module 30, in particular,
the acquiring module 10 is configured to acquire the number of data packets to be detected, where the data packets to be detected include RTP serial numbers;
the calculating module 20 is configured to calculate ratios of the data packet to be detected to the number of sequence numbers in the plurality of queues established in advance;
the determining module 30 is configured to determine that no packet loss occurs in the data packet to be detected if the number of the data packet to be detected and the number of RTP sequence numbers of the pre-established queue is an integer and is smaller than a predetermined value.
In the IPTV service performance fault detection device provided in the embodiment of the present invention, an obtaining module 10 obtains the number of data packets to be detected, where the data packets to be detected include RTP serial numbers, and a calculating module 20 calculates the ratio of the number of the data packets to be detected to the number of serial numbers in a plurality of queues established in advance; if the number of the data packet to be detected and the number ratio of the RTP sequence numbers of the pre-established queue which are integers is smaller than a predetermined value, the determining module 30 determines that no packet loss occurs in the data packet to be detected.
The IPTV service performance fault detection device provided by the embodiment of the invention realizes fault positioning by deploying RTP stream packet loss statistics on the equipment side and by a simpler packet loss statistics method.
Specifically, the pre-established queues are specifically: the sequence number of the RTP is divided into a plurality of queues by an ACL, and each queue matches the sequence number of the fixed RTP.
On the basis of the above embodiment, based on the attributes of the devices themselves, the number of sequence numbers of RTP packets is 65536, the device on the network side is divided into a plurality of queues by an ACL (access control list), and each queue matches the sequence number of the fixed RTP and records the statistical result.
Specifically, the dividing the sequence number of the RTP into a plurality of queues through an ACL, where each queue matches the sequence number of the fixed RTP, specifically:
the sequence number of the RTP is divided into 16 queues by an ACL, each queue matching the sequence number of 4096 of the fixed RTP.
On the basis of the above embodiment, the network side device divides the packet into 16 rule packets by ACL, each rule packet matches with the fixed sequence of 4096, 65536 packets are counted for 16 times, and then the 16 statistical results are recorded.
Specifically, if the number of the data packet to be detected and the number ratio of the RTP sequence numbers of the pre-established queue that are integers is smaller than a predetermined value, the data packet to be detected has no packet loss, specifically: if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number is smaller than 4, the data packet to be detected is not lost.
That is, if the number of the obtained results, that is, the ratio of the number of the to-be-detected data packet to the number of the RTP sequence numbers of the pre-established queue is an integer is 0, 1, 2, or 3, it is determined that no packet loss occurs, and if the number of the obtained results, that is, the ratio of the number of the to-be-detected data packet to the number of the RTP sequence numbers of the pre-established queue is an integer is 4 to 16, it is determined that packet loss occurs.
The IPTV service performance fault detection device provided by the embodiment of the invention realizes fault positioning by deploying RTP stream packet loss statistics on the equipment side and by a simpler packet loss statistics method.
Fig. 3 is a schematic entity structure diagram of an electronic device according to an embodiment of the present invention, and as shown in fig. 3, the electronic device may include: a processor (processor)810, a communication Interface 820, a memory 830 and a communication bus 840, wherein the processor 810, the communication Interface 820 and the memory 830 communicate with each other via the communication bus 840. The processor 810 may invoke a computer program stored on the memory 830 and executable on the processor 810 to perform the transmission methods provided by the various embodiments described above, including, for example: acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers; respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance; and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost.
In addition, the processor 810 may also call a computer program stored on the memory 830 and operable on the processor 810 to execute the receiving method provided by the above embodiments, for example, including: acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers; respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance; and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost.
In addition, the logic instructions in the memory 830 may be implemented in software functional units and stored in a computer readable storage medium when the logic instructions are sold or used as independent products. Based on such understanding, the technical solutions of the embodiments of the present invention may be essentially implemented or make a contribution to the prior art, or may be implemented in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Embodiments of the present invention further provide a non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented to perform the transmission method provided in the foregoing embodiments when executed by a processor, and the method includes: acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers; respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance; and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost.
An embodiment of the present invention further provides another non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented to perform the receiving method provided in the foregoing embodiments when executed by a processor, and the method includes: acquiring input task model data; substituting the task model data into a pre-established code generator model for training; and outputting a code corresponding to the task model data.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An IPTV service performance fault detection method is characterized by comprising the following steps:
acquiring the number of data packets to be detected, wherein the data packets to be detected contain RTP serial numbers;
respectively calculating the ratio of the data packet to be detected to the number of the sequence numbers in the plurality of queues established in advance;
and if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number of the data packet to be detected to the RTP sequence number of the pre-established queue is smaller than a preset value, the data packet to be detected is not lost.
2. The method according to claim 1, wherein the pre-established queues are specifically: the sequence number of the RTP is divided into a plurality of queues by an ACL, and each queue matches the sequence number of the fixed RTP.
3. The method according to claim 2, wherein the dividing the sequence number of the RTP into a plurality of queues by an ACL, each queue matching the sequence number of the fixed RTP is specifically:
the sequence number of the RTP is divided into 16 queues by an ACL, each queue matching the sequence number of 4096 of the fixed RTP.
4. The method according to claim 1, wherein if the number of the data packets to be detected to the RTP sequence numbers of the pre-established queue is an integer and is smaller than a predetermined value, the data packets to be detected are not lost, specifically:
if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number is smaller than 4, the data packet to be detected is not lost.
5. An IPTV service performance fault detection device is characterized by comprising:
the device comprises an acquisition module, a detection module and a processing module, wherein the acquisition module is used for acquiring the number of data packets to be detected, and the data packets to be detected contain RTP serial numbers;
the calculation module is used for respectively calculating the ratio of the data packet to be detected to the number of the serial numbers in the plurality of queues established in advance;
and the judging module is used for judging that the data packet to be detected has no packet loss if the number of the data packet to be detected and the number ratio of the RTP serial numbers of the pre-established queue is an integer and is smaller than a preset value.
6. The apparatus according to claim 5, wherein the pre-established queues are specifically: the sequence number of the RTP is divided into a plurality of queues by an ACL, and each queue matches the sequence number of the fixed RTP.
7. The apparatus according to claim 6, wherein the sequence number of the RTP is divided into a plurality of queues by an ACL, and each queue matches the sequence number of the fixed RTP, specifically:
the sequence number of the RTP is divided into 16 queues by an ACL, each queue matching the sequence number of 4096 of the fixed RTP.
8. The apparatus according to claim 5, wherein if the number of the ratio of the number of the to-be-detected data packets to the number of the RTP sequence numbers of the pre-established queue is an integer is smaller than a predetermined value, the to-be-detected data packets are not lost, specifically:
if the number ratio of the data packet to be detected to the RTP sequence number of the pre-established queue is an integer, and the number is smaller than 4, the data packet to be detected is not lost.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method according to any of claims 1 to 4 are implemented when the processor executes the program.
10. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 4.
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| CN201811541182.8A CN111327889A (en) | 2018-12-17 | 2018-12-17 | IPTV service performance fault detection method and device |
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| CN108683555A (en) * | 2018-04-17 | 2018-10-19 | 上海电力学院 | A kind of RTP method for detecting packet loss |
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Application publication date: 20200623 |