CN111817925A - Test method and system for high transmission rate - Google Patents
Test method and system for high transmission rate Download PDFInfo
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- CN111817925A CN111817925A CN202010907491.3A CN202010907491A CN111817925A CN 111817925 A CN111817925 A CN 111817925A CN 202010907491 A CN202010907491 A CN 202010907491A CN 111817925 A CN111817925 A CN 111817925A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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- H—ELECTRICITY
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Abstract
The invention discloses a method and a system for testing high transmission rate, wherein the system for testing high transmission rate comprises the following steps: the system comprises a sending end, a receiving end and a sending end, wherein the sending end is provided with 16 sending threads and is used for receiving an application program to be tested through a UDP transmission protocol, classifying the application program to be tested according to a preset rate classification rule and transmitting the classified application program to the corresponding sending threads according to a load balancing algorithm; the branch processing module is used for receiving the baseband processing of the analog high-speed digital/analog signals of the application programs of all the sending threads to generate data packets and sending the data packets to the following receiving ends; and the receiving end is configured with 16 receiving threads and used for distributing the receiving threads to the application program according to the data packet. The test system disclosed by the invention can meet the transmission rate requirement of test data of 1Tbps, and improve the test range of rate transmission.
Description
Technical Field
The present invention relates to the field of wireless communication technologies, and in particular, to a method and a system for testing a high transmission rate.
Background
With the rapid development of communication technology, the 5G wireless communication technology has a great leap, and has been utilized in the fields of military reconnaissance, environmental monitoring, fine agriculture, smart home, building structure health monitoring and the like. However, with the rapid development of wireless communication technology and information technology, the transceiving rate of 5G wireless communication technology has not been satisfied, and the research and development of the new generation 6G wireless communication technology is promoted, but the new generation 6G wireless communication technology needs to reach the standard of high rate and low delay, and the transceiving rate needs to reach 1 Tbps/user, but the existing test platform cannot meet the technical requirement yet.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method and a system for testing high transmission rate, which can meet the transmission rate requirement of test data of 1Tbps and improve the test range of rate transmission.
In order to solve the above technical problem, a first aspect of the present invention discloses a high transmission rate test system, which includes: the system comprises a sending end, a receiving end and a sending end, wherein the sending end is provided with 16 sending threads and is used for receiving an application program to be tested through a UDP transmission protocol, classifying the application program to be tested according to a preset rate classification rule and transmitting the classified application program to the corresponding sending threads according to a load balancing algorithm; the branch processing module is used for receiving the baseband processing of the analog high-speed digital/analog signals of the application programs of all the sending threads to generate data packets and sending the data packets to the following receiving ends; and the receiving end is configured with 16 receiving threads and used for distributing the receiving threads to the application program according to the data packet.
In some embodiments, the branch processing module is configured to binary serialize and process to meet a rate target of 1Tbps based on a 16-way 64Gbps branch processing thread.
In some embodiments, the applications to be tested are classified according to a preset rate classification rule, the classification rule comprising: and classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested.
In some embodiments, both the sending end and the receiving end include a server with a 16 × 100G optical network card, and the server is configured to store statistics information of data packets transmitting the application program, where the statistics information includes a packet loss rate and an error rate.
In some embodiments, the sending end and the receiving end both include programmable high-speed routers, and the programmable high-speed routers perform data transmission with the branch processing module according to a preset switch protocol.
In some embodiments, the programmable high-speed routers each regulate data transmission with the branch processing modules according to a preset switch protocol, the switch protocol including: detecting whether the current transmission queue meets a set transmission queue threshold value; if the current transmission queue reaches the transmission queue threshold value, discarding the application program or adjusting the transmission queue; and if the current transmission queue does not reach the transmission queue threshold value, updating the transmission queue according to the application program.
According to a second aspect of the present invention, there is provided a method for testing a high transmission rate, the method being applied to a high transmission rate test system, the method comprising: packaging an application program to be tested through a UDP transmission protocol and transmitting the application program to a transmitting end; classifying the application program to be tested according to a preset rate classification rule through the sending end, and transmitting the classified application program to a corresponding sending thread according to a load balancing algorithm; the branch processing module receives the application programs of all the sending threads to perform baseband processing of analog high-speed digital/analog signals to generate data packets, and the data packets are sent to the following receiving ends; and receiving the data packet through a receiving end, and distributing a receiving thread for the application program according to the data packet.
In some embodiments, receiving, by the branch processing module, the baseband processing of the analog high-rate digital/analog signal by the application of each sending thread to generate the data packet includes: performing analog-to-digital/digital-to-analog conversion on the digital/analog signal; or modulating and demodulating the digital/analog signal baseband; or allocating wireless resources to the digital/analog signals; or power control of the digital/analog signal.
In some embodiments, the classification rules include: and classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested.
In some embodiments, both the sending end and the receiving end include a server with a 16 × 100G optical network card, and the server is configured to store statistics information of data packets transmitting the application program, where the statistics information includes a packet loss rate and an error rate.
Compared with the prior art, the invention has the beneficial effects that:
the implementation of the invention can achieve the test transmission rate of 1Tbps through the architecture design of the whole data transmission system, and the switch component meets the test of the transmission rate of the terahertz radio frequency system through integrating the high-performance server, and the sending end and the receiving end are combined with the data receiving and sending example of the branch processing module to carry out real-time analysis and update the state of the sending port and adjust the sending strategy, thereby achieving the technical index of 1 Tbps; further, the user application programs are subjected to rate classification so as to be distributed to different sending ports, so that the testing efficiency of the transmission rate is greatly improved.
Drawings
FIG. 1 is a block diagram of a high transmission rate test system according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating a software architecture of a high transmission rate system according to an embodiment of the present invention;
FIG. 3 is a flow chart of a method for testing a high transmission rate according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a test interaction device with a high transmission rate according to an embodiment of the present invention.
Detailed Description
For better understanding and implementation, 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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The terms "comprises," "comprising," and any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or modules is not necessarily limited to those steps or modules explicitly listed, but may include other steps or modules not expressly listed or inherent to such process, method, article, or apparatus.
The embodiment of the invention discloses a high transmission rate method and a system, which can achieve the test transmission rate of 1Tbps through the architecture design of an integral data transmission system, and a switch component meets the test of the transmission rate of a terahertz radio frequency system by integrating a high-performance server, and a transmitting end and a receiving end are combined with a data receiving and transmitting example of a branch processing module to carry out real-time analysis and update the state of a transmitting port and adjust a transmitting strategy, thereby achieving the technical index of 1 Tbps; further, the user application programs are subjected to rate classification so as to be distributed to different sending ports, so that the testing efficiency of the transmission rate is greatly improved.
Example one
Referring to fig. 1, fig. 1 is a block diagram of a high transmission rate system according to an embodiment of the present invention. The high transmission rate system may be applied to a terahertz radio frequency transmission system or other transmission systems satisfying a 1Tbps rate, and the embodiment of the present invention is not limited to this system. As shown in fig. 1, the high transmission rate system may include:
the system comprises a sending end 1 configured with 16 paths (sending threads 1-sending threads n) and used for receiving an application program to be tested through a UDP transmission protocol, classifying the application program to be tested according to a preset rate classification rule, and transmitting the classified application program to a corresponding sending thread according to a load balancing algorithm.
The branch processing module 2 is configured to receive baseband processing of analog high-speed digital/analog signals performed by the application program of each sending thread, generate a data packet, and send the data packet to the receiving end 3 described below.
The receiving end 3 is configured with 16 paths (receiving thread 1-receiving thread n) and is used for distributing the receiving thread for the application program according to the data packet.
The main idea of the invention is to set up a test platform capable of meeting the transmission rate of the Tbps level, that is, the transmission rate of 1Tbps per user needs to be achieved, UDP (user datagram protocol) is adopted on the transmission protocol of the application program, the application program can be packaged and transmitted through a connectionless transmission layer protocol, and the UDP has the advantages of simple transmission protocol, less control options, small delay and high data transmission efficiency in the data transmission process, so the invention is suitable for the data test requirements of the user.
In this embodiment, as can be seen by combining with the software architecture shown in fig. 2, the sending end 1 is 16 sending threads, and each sending thread includes a sending port, in a specific embodiment, the sending end 1 is configured as a server 101 having a 16 × 100G optical network card, and after receiving an application program to be tested, the application program can be classified in advance according to a preset rate classification rule, where the classification rule includes: the method comprises the steps of classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested. Illustratively, applications such as VR/AR, autopilot, telemedicine, etc. are classified into low latency and high bandwidth categories; dividing applications such as video, audio streams, games and the like into high bandwidth categories; partitioning machine Internet of things (IoT) (Internet of things) type applications into low latency classes; general internet information searching, browsing and other application programs are classified into general categories.
After the application programs are classified, corresponding sending ports are distributed to the classified application programs based on a load smoothing algorithm, wherein the load balancing algorithm can be realized by referring to the prior art, so that the basic data analysis and management function of a core network control plane can be simulated, the receiving and sending queues of the data ports of different sending ends are analyzed, and the balance processing is carried out according to the queue states of the ports, so that the maximization of the test transmission rate can be met.
The server at the sending end may also run a database instance, and store statistical information of a data packet for transmitting the application program, where the statistical information includes a packet loss rate and an error rate, and in other embodiments, the statistical information further includes other information having statistical significance for the data packet, and the present invention is not limited.
Furthermore, a programmable high-speed router 102 is also arranged at the transmitting end 1, and the transmitting end 1 performs data transmission with the branch processing module 2 through the programmable high-speed router 102, thereby improving the data transmission speed.
In the present embodiment, the branch processing module 2 is configured to perform binary serialization merging processing based on the 16-way 64Gbps branch processing thread until the rate index of 1Tbps is satisfied, wherein the method for performing binary serialization merging can be implemented by referring to the prior art. The branch processing module 2 may be implemented as an independent baseband processor, and may perform baseband processing of analog high-speed digital/analog signals to generate data packets, which includes an FPGA programmable chip, and a digital-to-analog converter and an analog-to-digital converter. The FPGA programmable chip can realize the receiving of an intermediate frequency signal, the conversion of an analog-digital/digital-analog, the modulation and demodulation of a baseband, the distribution of wireless resources, the writing and the realization of programs such as power control and the like, and can also support the independent upgrade and the evolution of a baseband radio frequency device and a radio frequency device, and can support the compatible test of the terahertz or orbital angular momentum of the 6G hot spot candidates. Further, in the overall implementation architecture, the branch processing module 2 represents a network technology stack of the radio transmission RAN, so as to implement processing of analog 6G digital/analog signals, and meet the requirement of the current stage for a 1Tbps transmission rate test.
In this embodiment, the receiving end 3 includes 16 receiving threads, and each receiving thread includes a receiving network port, in a specific embodiment, the receiving end 3 is configured as a server 301 having 16 × 100G optical network cards, the receiving end 3 further includes a programmable high-speed router 302, and after the branch processing module 2 processes an application program to generate a data packet, the programmable high-speed router 302 receives the data packet and allocates a receiving thread to the application program according to the data packet, thereby enabling the test transmission rate to meet the maximum rate.
Further, the programmable high-speed router 102 and the programmable data router 302 both adjust the data transmission with the branch processing module according to a preset switch protocol, where the switch protocol includes: detecting whether the current transmission queue meets a set transmission queue threshold value; if the current transmission queue reaches the transmission queue threshold value, discarding the application program or adjusting the transmission queue; if the current transmission queue does not reach the transmission queue threshold value, the transmission queue is updated according to the application program, so that the received and transmitted application program can be analyzed in real time, the state of a transmitting port/a receiving port is updated in time, and a transmitting/receiving strategy is adjusted, so that the technical index of 1Tbps is reached.
According to the high transmission rate system provided by the embodiment, the test transmission rate of 1Tbps can be achieved through the structural design of the integral data transmission system, the switch component meets the test of the transmission rate of the terahertz radio frequency system through the integration of the high-performance server, and the sending end and the receiving end are combined with the data receiving and sending example of the branch processing module to perform real-time analysis and timely update the state of the sending port and adjust the sending strategy, so that the technical index of 1Tbps is achieved; further, the user application programs are subjected to rate classification so as to be distributed to different sending ports, so that the testing efficiency of the transmission rate is greatly improved.
Example two
Referring to fig. 3, fig. 3 is a flowchart illustrating a high transmission rate method according to an embodiment of the present invention. The high transmission rate method can be applied to a terahertz radio frequency transmission system or other transmission systems meeting the 1Tbps rate, and the embodiment of the invention of the system is not limited. As shown in fig. 3, the high transmission rate method may include:
401. and packaging the application program to be tested through a UDP transmission protocol and transmitting the packaged application program to a transmitting end.
The transmission Protocol of the application program adopts UDP (user Datagram Protocol), the application program can be packaged and transmitted through a connectionless transport layer Protocol, and the UDP has the advantages of simple transmission Protocol, less control options and small delay and high data transmission efficiency in the data transmission process, so that the method is suitable for the data test requirements of the user.
402. And classifying the application programs to be tested according to a preset rate classification rule through the sending end, and transmitting the classified application programs to corresponding sending threads according to a load balancing algorithm.
In a specific embodiment, the sending end is configured as a server 101 having a 16 × 100G optical network card, and after receiving an application program to be tested, the application program may be classified in advance according to a preset rate classification rule, where the classification rule includes: the method comprises the steps of classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested. Illustratively, applications such as VR/AR, autopilot, telemedicine, etc. are classified into low latency and high bandwidth categories; dividing applications such as video, audio streams, games and the like into high bandwidth categories; partitioning machine internet of things (iot) and internet of things (things) type applications into low latency classes; general internet information searching, browsing and other application programs are classified into general categories. After the application programs are classified, corresponding sending ports are distributed to the classified application programs based on a load smoothing algorithm, wherein the load balancing algorithm can be realized by referring to the prior art, so that the basic data analysis and management function of a core network control plane can be simulated, the receiving and sending queues of the data ports of different sending ends are analyzed, and the balance processing is carried out according to the queue states of the ports, so that the maximization of the test transmission rate can be met. The server at the sending end may also run a database instance, and store statistical information of a data packet for transmitting the application program, where the statistical information includes a packet loss rate and an error rate, and in other embodiments, the statistical information further includes other information having statistical significance for the data packet, and the present invention is not limited. Furthermore, a programmable high-speed router is also configured at the sending end, and the sending end performs data transmission with the branch processing module 2 through the programmable high-speed router, so that the data transmission speed can be improved.
403. And the branch processing module receives the application programs of all the sending threads to perform baseband processing of analog high-speed digital/analog signals to generate data packets, and the data packets are sent to the following receiving ends.
In this embodiment, the branch processing module is configured to perform binary serialization merging processing based on the 16-way 64Gbps branch processing thread until the rate index of 1Tbps is satisfied, wherein the method for performing binary serialization merging can be implemented by referring to the prior art. The branch processing module can be realized as an independent baseband processor, can perform baseband processing of analog high-speed digital/analog signals to generate data packets, and comprises an FPGA programmable chip, a digital-to-analog converter and an analog-to-digital converter. The FPGA programmable chip can realize the receiving of an intermediate frequency signal, the conversion of an analog-digital/digital-analog, the modulation and demodulation of a baseband, the distribution of wireless resources, the writing and the realization of programs such as power control and the like, and can also support the independent upgrade and the evolution of a baseband radio frequency device and a radio frequency device, and can support the compatible test of the terahertz or orbital angular momentum of the 6G hot spot candidates. Further, in the overall implementation architecture, the branch processing module 2 represents a network technology stack of the radio transmission RAN, so as to implement processing of analog 6G digital/analog signals, and meet the requirement of the current stage for a 1Tbps transmission rate test.
404. And receiving the data packet through a receiving end, and distributing a receiving thread for the application program according to the data packet.
In this embodiment, the receiving end includes 16 receiving threads, and each receiving thread includes a receiving network port, and in a specific embodiment, the receiving end is configured as a server having 16 × 100G optical network cards, and further includes a programmable high-speed router, and after the branch processing module has processed the application program generated data packet, the programmable high-speed router tells the router to receive the data packet, and distributes the receiving threads to the application program according to the data packet, thereby achieving that the test transmission rate satisfies the maximum rate.
Further, the programmable high-speed router and the programmable data router both adjust data transmission with the branch processing module according to a preset switch protocol, where the switch protocol includes: detecting whether the current transmission queue meets a set transmission queue threshold value; if the current transmission queue reaches the transmission queue threshold value, discarding the application program or adjusting the transmission queue; if the current transmission queue does not reach the transmission queue threshold value, the transmission queue is updated according to the application program, so that the received and transmitted application program can be analyzed in real time, the state of a transmitting port/a receiving port is updated in time, and a transmitting/receiving strategy is adjusted, so that the technical index of 1Tbps is reached.
According to the high transmission rate method provided by the embodiment, the test transmission rate of 1Tbps can be achieved through the structural design of the whole data transmission system, the switch member meets the test of the transmission rate of the terahertz radio frequency system through the integration of the high-performance server, and the sending end and the receiving end are combined with the data receiving and sending example of the branch processing module to perform real-time analysis and update the state of the sending port and adjust the sending strategy, so that the technical index of 1Tbps is achieved; further, the user application programs are subjected to rate classification so as to be distributed to different sending ports, so that the testing efficiency of the transmission rate is greatly improved.
EXAMPLE III
Referring to fig. 4, fig. 4 is a schematic structural diagram of a high-rate transmission interactive device according to an embodiment of the present invention. The apparatus described in fig. 4 can be applied to a system, and the application of the Y is not limited by the embodiment of the present invention. As shown in fig. 4, the apparatus may include:
a memory 501 in which executable program code is stored;
a processor 502 coupled to a memory 501;
the processor 502 calls executable program code stored in the memory 501 for performing the high transfer rate test method described in the first embodiment.
Example four
The embodiment of the invention discloses a computer-readable storage medium which stores a computer program for electronic data exchange, wherein the computer program enables a computer to execute the test method for high transmission rate described in the first embodiment.
EXAMPLE five
An embodiment of the present invention discloses a computer program product, which includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the method for testing a high transmission rate described in the first embodiment or the second embodiment.
The above-described embodiments are only illustrative, and the modules described as separate parts may or may not be physically separate, and the parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. 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 detailed description of the embodiments, those skilled in the art will clearly understand that the embodiments may be implemented by software plus a necessary general hardware platform, and may also be implemented by hardware. With this understanding in mind, the above-described technical solutions and/or portions thereof that contribute to the prior art may be embodied in the form of software products, the computer software product may be stored in a computer-readable storage medium, which may include Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), One-time Programmable Read-Only Memory (OTPROM), Electrically Erasable rewritable Read-Only Memory (EEPROM), compact disc Read-Only Memory (CD-ROM) or other optical disk storage, magnetic disk storage, tape storage, or any other medium capable of being used to carry or store data.
Finally, it should be noted that: the method and apparatus for testing high transmission rate disclosed in the embodiments of the present invention are only preferred embodiments of the present invention, and are only used for illustrating the technical solutions of the present invention, not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A high transmission rate test system, the system comprising:
the system comprises a sending end, a receiving end and a sending end, wherein the sending end is provided with 16 sending threads and is used for receiving an application program to be tested through a UDP transmission protocol, classifying the application program to be tested according to a preset rate classification rule and transmitting the classified application program to the corresponding sending threads according to a load balancing algorithm;
the branch processing module is used for receiving the baseband processing of the analog high-speed digital/analog signals of the application programs of all the sending threads to generate data packets and sending the data packets to the following receiving ends;
and the receiving end is configured with 16 receiving threads and used for distributing the receiving threads to the application program according to the data packet.
2. The high transmission rate test system of claim 1, wherein the branch processing module is configured to perform binary serialization merging processing based on 16-way 64Gbps branch processing threads to meet a rate target of 1 Tbps.
3. The high transmission rate test system according to claim 1, wherein the applications to be tested are classified according to a preset rate classification rule, the classification rule comprising:
and classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested.
4. The high transmission rate test system according to any one of claims 1 to 3, wherein the sending end and the receiving end each comprise a server having a 16 x 100G optical network card,
the server is used for storing data packet statistical information for transmitting the application program, wherein the statistical information comprises packet loss rate and bit error rate.
5. The high transmission rate test system according to claim 4, wherein the sending end and the receiving end each comprise a programmable high-speed router,
and the programmable high-speed routers transmit data with the branch processing module according to a preset switch protocol.
6. The high transfer rate test system of claim 5, wherein the programmable high-speed routers each adjust data transfer with the branch processing modules according to a preset switch protocol, the switch protocol comprising:
detecting whether the current transmission queue meets a set transmission queue threshold value;
if the current transmission queue reaches the transmission queue threshold value, discarding the application program or adjusting the transmission queue;
and if the current transmission queue does not reach the transmission queue threshold value, updating the transmission queue according to the application program.
7. A method for testing high transmission rate, which is applied to the high transmission rate testing system according to any one of claims 1-6, and comprises:
packaging an application program to be tested through a UDP transmission protocol and transmitting the application program to a transmitting end;
classifying the application program to be tested according to a preset rate classification rule through the sending end, and transmitting the classified application program to a corresponding sending thread according to a load balancing algorithm;
the branch processing module receives the application programs of all the sending threads to perform baseband processing of analog high-speed digital/analog signals to generate data packets, and the data packets are sent to the following receiving ends;
and receiving the data packet through a receiving end, and distributing a receiving thread for the application program according to the data packet.
8. The method for testing high transmission rate according to claim 7, wherein the receiving the application program of each sending thread through the branch processing module to perform baseband processing of analog high-rate digital/analog signals to generate the data packet comprises:
performing analog-to-digital/digital-to-analog conversion on the digital/analog signal; or
Modulating and demodulating the digital/analog signal baseband; or
Allocating wireless resources to the digital/analog signals; or
And performing power control on the digital/analog signal.
9. The method for testing high transmission rate according to claim 7, wherein the classification rule comprises:
and classifying the application program to be tested into a low-delay and high-bandwidth category, a low-delay category and a common category according to the transmission rate requirement of the application program to be tested.
10. The method for testing high transmission rate according to any of claims 7-9, wherein the sending end and the receiving end each comprise a server with a 16 x 100G optical network card,
the server is used for storing data packet statistical information for transmitting the application program, wherein the statistical information comprises packet loss rate and bit error rate.
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