CN118250355B - Analysis method for analyzing and monitoring heterogeneous system by market data based on FPGA - Google Patents
Analysis method for analyzing and monitoring heterogeneous system by market data based on FPGA Download PDFInfo
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- 238000007405 data analysis Methods 0.000 claims description 22
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/22—Parsing or analysis of headers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/04—Processing captured monitoring data, e.g. for logfile generation
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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
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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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
- H04L43/0852—Delays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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Abstract
The invention provides an analysis method for analyzing and monitoring a heterogeneous system based on market data of an FPGA, which comprises the following steps: the 10G network port receives a plurality of quotation data streams and analyzes a network data packet head; the network identification module marks the incoming data stream by adopting a network IP in an IP register; the protocol detection module divides and decompresses the incoming market data stream; the data type detection module classifies the data types of the incoming binary data and analyzes the protocol; according to the type of the incoming data, delay comparison and packet loss monitoring are carried out; the subscription module freely selects subscribed data types and data, reserves data meeting requirements according to configuration information, and sends the parsed market data stream to the service system in real time. The invention can reduce the response delay of the whole analysis monitoring system, return an alarm in time and improve the decision speed of the whole server cluster.
Description
Technical Field
The invention belongs to the technical field of market data processing, and particularly relates to an analysis method for analyzing and monitoring a heterogeneous system based on market data of an FPGA.
Background
FPGA, which is a short name of Field Programmable GATE ARRAY, chinese name is field programmable gate array, is a programmable device, is a semi-custom circuit developed on the basis of traditional logic circuits such as PAL (programmable logic array), GAL (general array logic), CPLD (complex programmable logic device) and the like and gate array, not only solves the defect of the semi-custom circuit, but also overcomes the defect of limited gate circuit number of the original programmable device, and has the unique advantages of calculation storage, algorithm acceleration, low delay transmission and the like in the financial field.
In the financial securities industry at present, analysis and monitoring tasks of market data generally depend on a traditional CPU, higher time delay is generally generated, a large amount of data analysis and data monitoring are difficult to meet in the face of different market sources and data types, response conditions of corresponding server clusters cannot be provided in time, and timely decision of a system is affected. Similarly, a large amount of data streams analyzed and processed in real time can bring higher calculation load to the CPU, and the CPU is the pain point of the existing market analysis and monitoring system.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the analysis monitoring heterogeneous system and the analysis method for the market data based on the FPGA, which are used for monitoring and analyzing the market data stream sent by the master station of the corresponding server cluster in the analysis monitoring system, realizing packet loss and delay monitoring of various market data stream types while realizing multi-protocol data compatibility and analysis of various market data streams, and finally receiving PCIe control of a unit to realize subscription and real-time market data stream transmission of the market data stream. The invention can reduce the response delay of the whole analysis monitoring system, return an alarm in time and improve the decision speed of the whole server cluster.
In order to solve the technical problems, the embodiment of the invention provides an analysis method for analyzing and monitoring a heterogeneous system based on market data of an FPGA, which comprises the following steps:
S1, 10G network ports receive market data streams from a plurality of main stations, analyze a preamble in an MAC frame after passing through MAC+PCS, and store network IP corresponding to the market data streams into an IP register
S2, marking the market data stream transmitted by the 10G network port by adopting a network IP in an IP register by the network identification module;
S3, the protocol detection module performs protocol analysis on the marked market data stream, pairs the market data stream according to a protocol template pre-stored in the BRAM, and shunts the market data stream to the FAST-STEP protocol analysis module, the STEP protocol analysis module and other protocol analysis modules respectively;
S4, the Zip decompression module decompresses the data in the STEP protocol analysis module according to the packet header information analyzed in the STEP S1, and analyzes the market data stream into a binary form;
S5, the data type detection module classifies data types of the incoming binary market data stream, wherein the data types comprise snapshot data, stroke-by-stroke data and K-line data, the data types are correspondingly distributed to the snapshot data analysis module, the stroke-by-stroke data analysis module and the K-line data analysis module for data analysis, and the analyzed market data stream is paired according to a BRAM data template to extract corresponding time fields, IP identifications and sequence fields;
S6, acquiring system time through PCIe, extracting a time field stored in BRAM by a time delay comparison module, carrying out time delay operation with the system time to acquire the time difference between the current market data stream and the system time, and then returning to a server memory mapped in advance through PCIe to store data delay of a corresponding IP network;
S7, the packet loss comparison module compares the received market data stream type with the extra BRAM stored previous time field, the extra BRAM stored previous sequence field and the extra BRAM stored previous IP identifier to complete packet loss monitoring and judge whether the market data stream loses packets or not; if the packet is lost, returning to the server memory mapped in advance through PCIe, so that the packet loss of the data type corresponding to the IP is added with 1;
S8, customizing the subscription module by using PCIe, selecting subscribed quotation data stream types and quotation data streams, reserving data streams conforming to the same subscription quotation types by the subscription module according to the subscription ports and the subscription quotation types, sending the data streams to the real-time quotation analysis module through the 10G network port for data analysis, and sending the analyzed quotation data streams to the service system in real time.
In step S7, the criterion for determining packet loss is:
Regarding snapshot data, if the current snapshot time field and the previous time field are larger than 3s, the current snapshot time field and the previous time field are regarded as packet loss, and the current snapshot time field and the previous time field need to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For each piece of data, if the difference between the current sequence field and the previous sequence field is greater than 1, the current sequence field and the previous sequence field are considered to be packet loss, and the packet loss is required to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For k-line data, if the current time field and the previous time field are smaller than 60s, the data is considered to be lost, and the data is required to be returned to the server memory mapped in advance through PCIe, so that the data type of the corresponding IP is added with 1.
In step S5, when the market data stream is updated, an additional BRAM is required to store field information of a previous market data stream with the same IP and the same data type, including: the front time field, the front sequence field and the front IP identification are used for comparing the packet loss of the market data stream in the step S7.
Wherein, the heterogeneous system of market data analysis monitoring based on FPGA includes:
Quotation sources: transmitting TCP real-time quotation data stream to the heterogeneous server;
Heterogeneous server: the system is responsible for analyzing and monitoring the market data stream;
Service system: analyzing the market data stream by the comprehensive heterogeneous server, displaying, restarting the master station with the problem, switching the line and feeding back to the terminal platform;
and (3) a terminal platform: displaying information of the market data stream, including packet loss condition and delay condition;
the heterogeneous server comprises a plurality of server clusters, each server cluster comprises a plurality of master stations, and the master stations receive data from a quotation source and integrate the data into the heterogeneous server.
The invention also provides a computer readable storage medium for storing computer instructions which, when run on a computer, cause the computer to execute the analysis method of the FPGA-based market data analysis monitoring heterogeneous system.
The technical scheme of the invention has the following beneficial effects:
1. The invention provides a heterogeneous system and a method for analyzing and monitoring market data based on an FPGA, which are used for monitoring and analyzing market data streams sent by a master station of a corresponding server cluster in the analysis and monitoring system, realizing packet loss and time delay monitoring of various market data stream types while realizing multi-protocol data compatibility and analysis of various market data streams, and finally receiving PCIe control of a unit to realize subscription and real-time market data stream transmission of the market data streams.
2. The invention can reduce the response delay of the whole analysis monitoring system, return an alarm in time and improve the decision speed of the whole server cluster.
Drawings
FIG. 1 is a diagram of an analytical system architecture according to the present invention;
fig. 2 is a flow chart of data analysis according to the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the invention provides a market data analysis monitoring heterogeneous system based on an FPGA, which consists of four parts, namely a terminal platform which is responsible for displaying server cluster information such as packet loss, delay and the like; the service system is responsible for integrating the running data of each server cluster; and the heterogeneous server is responsible for analyzing and monitoring a plurality of quotation data streams and various quotation sources for transmitting TCP real-time quotation data. Various sources of quotation include: deep exchanges, harbor strands, middle houses, up-exchanges, and other exchanges.
Each heterogeneous server is responsible for a part of server clusters, each server cluster comprises a plurality of master stations, and the master stations receive data from a quotation source and integrate the data into the heterogeneous servers; after the heterogeneous server completes analysis and monitoring of the quotation data stream, the quotation data stream is integrated into a service system to carry out further display and system decision.
As shown in fig. 2, the invention further provides an analysis method for analyzing and monitoring a heterogeneous system based on the market data of the FPGA, which comprises the following steps:
S1, 10G network ports receive market data streams from a plurality of main stations, analyze a preamble and the like in an MAC frame after passing through MAC+PCS, and store network IP corresponding to the market data streams into an IP register
S2, marking the market data stream transmitted by the 10G network port by adopting a network IP in an IP register by the network identification module;
S3, the protocol detection module performs protocol analysis on the marked market data stream, pairs the market data stream according to a protocol template pre-stored in the BRAM, and shunts the market data stream to the FAST-STEP protocol analysis module, the STEP protocol analysis module and other protocol analysis modules respectively;
S4, the Zip decompression module decompresses the data in the STEP protocol analysis module according to the packet header information analyzed in the STEP S1, and analyzes the market data stream into a binary form;
S5, the data type detection module classifies data types of the incoming binary market data stream, wherein the data types comprise snapshot data, stroke-by-stroke data and K-line data, the data types are correspondingly distributed to the snapshot data analysis module, the stroke-by-stroke data analysis module and the K-line data analysis module for data analysis, and the analyzed market data stream is paired according to a BRAM data template to extract corresponding time fields, IP identifications and sequence fields;
In this step, since different data field storage locations are different, the adopted monitoring calculation strategy is different, so that the current needs to be split. And when the market data stream is updated, extra BRAM is needed to store the field information of the previous market data stream with the same IP and the same data type, including: the pre-time field and the pre-sequence word IP identifier are used for comparing the packet loss of the market data stream in the step S7.
S6, acquiring system time through PCIe, extracting a time field stored in the BRAM by a time delay comparison module, carrying out time delay operation on the time field and the system time to obtain the time difference between the current market data stream and the system time, and then returning the time difference to a server memory mapped in advance through PCIe to store the data delay of the corresponding IP network.
S7, the packet loss comparison module compares the received market data stream type with the extra BRAM stored previous time field, the extra BRAM stored previous sequence field and the extra BRAM stored previous IP identifier to complete packet loss monitoring and judge whether the market data stream loses packets or not; if the packet is lost, returning to the server memory mapped in advance through PCIe, so that the packet loss of the data type corresponding to the IP is added with 1;
In step S7, the criterion for determining packet loss is:
Regarding snapshot data, if the current snapshot time field and the previous time field are larger than 3s, the current snapshot time field and the previous time field are regarded as packet loss, and the current snapshot time field and the previous time field need to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For each piece of data, if the difference between the current sequence field and the previous sequence field is greater than 1, the current sequence field and the previous sequence field are considered to be packet loss, and the packet loss is required to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For k-line data, if the current time field and the previous time field are smaller than 60s, the data is considered to be lost, and the data is required to be returned to the server memory mapped in advance through PCIe, so that the data type of the corresponding IP is added with 1.
S8, customizing the subscription module by using PCIe, selecting subscribed quotation data stream types and quotation data streams, reserving the data streams conforming to the same subscription quotation types according to the subscription port, subscription quotation types and other configurations, sending the data streams to the real-time quotation analysis module through a 10G network port for data analysis, and sending the analyzed quotation data streams to the service system in real time.
The invention also provides a computer readable storage medium for storing computer instructions which, when run on a computer, enable the computer to perform the above analysis method for analyzing and monitoring heterogeneous systems based on the market data of the FPGA.
According to the invention, the traditional quotation analysis monitoring system and the quotation analysis monitoring heterogeneous system based on the FPGA are respectively deployed on two physical servers with the same configuration, and quotation gateways of exchanges are deployed on the two servers to send quotation data streams of the same day.
The data by comparison are as follows:
。
Through tests, on the premise that data can arrive in time, the FPGA can theoretically achieve microsecond-level data calculation, so that the performance of the market data monitoring and analyzing system based on the FPGA is improved by ten times, compared with a general market analyzing and monitoring system, the market data monitoring and analyzing system has higher calculation speed and lower time delay, can process a large amount of data and complex calculation more quickly, and completes monitoring and analyzing of market data for one day.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (6)
1. An analysis method for analyzing and monitoring a heterogeneous system based on market data of an FPGA is characterized by comprising the following steps:
S1, a 10G network port receives market data streams from a plurality of main stations, analyzes a preamble in an MAC frame after passing through an MAC+PCS, and stores network IP corresponding to the market data streams into an IP register;
S2, marking the market data stream transmitted by the 10G network port by adopting a network IP in an IP register by the network identification module;
S3, the protocol detection module performs protocol analysis on the marked market data stream, pairs the market data stream according to a protocol template pre-stored in the BRAM, and shunts the market data stream to the FAST-STEP protocol analysis module, the STEP protocol analysis module and other protocol analysis modules respectively;
S4, the Zip decompression module decompresses the data in the STEP protocol analysis module according to the packet header information analyzed in the STEP S1, and analyzes the market data stream into a binary form;
S5, the data type detection module classifies data types of the incoming binary market data stream, wherein the data types comprise snapshot data, stroke-by-stroke data and K-line data, the data types are correspondingly distributed to the snapshot data analysis module, the stroke-by-stroke data analysis module and the K-line data analysis module for data analysis, and the analyzed market data stream is paired according to a BRAM data template to extract corresponding time fields, IP identifications and sequence fields;
S6, acquiring system time through PCIe, extracting a time field stored in BRAM by a time delay comparison module, carrying out time delay operation with the system time to acquire the time difference between the current market data stream and the system time, and then returning to a server memory mapped in advance through PCIe to store data delay of a corresponding IP network;
S7, the packet loss comparison module compares the received market data stream type with the extra BRAM stored previous time field, the extra BRAM stored previous sequence field and the extra BRAM stored previous IP identifier to complete packet loss monitoring and judge whether the market data stream loses packets or not; if the packet is lost, returning to the server memory mapped in advance through PCIe, so that the packet loss of the data type corresponding to the IP is added with 1;
S8, customizing the subscription module by using PCIe, selecting subscribed quotation data stream types and quotation data streams, reserving data streams conforming to the same subscription quotation types by the subscription module according to the subscription ports and the subscription quotation types, sending the data streams to the real-time quotation analysis module through the 10G network port for data analysis, and sending the analyzed quotation data streams to the service system in real time.
2. The analysis method of the heterogeneous system for analyzing and monitoring market data based on the FPGA as claimed in claim 1, wherein in the step S7, the standard for judging packet loss is:
Regarding snapshot data, if the current snapshot time field and the previous time field are larger than 3s, the current snapshot time field and the previous time field are regarded as packet loss, and the current snapshot time field and the previous time field need to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For each piece of data, if the difference between the current sequence field and the previous sequence field is greater than 1, the current sequence field and the previous sequence field are considered to be packet loss, and the packet loss is required to be returned to a server memory mapped in advance through PCIe, so that the packet loss of the data type of the corresponding IP is added with 1;
For k-line data, if the current time field and the previous time field are smaller than 60s, the data is considered to be lost, and the data is required to be returned to the server memory mapped in advance through PCIe, so that the data type of the corresponding IP is added with 1.
3. The method for analyzing and monitoring a heterogeneous system according to claim 1, wherein in step S5, when a market data stream is updated, an additional BRAM is required to store field information of a previous market data stream with the same IP and the same data type, including: the front time field, the front sequence field and the front IP identification are used for comparing the packet loss of the market data stream in the step S7.
4. The analysis method of the FPGA-based market data analysis monitoring heterogeneous system according to claim 1, wherein the FPGA-based market data analysis monitoring heterogeneous system comprises:
Quotation sources: transmitting TCP real-time quotation data stream to the heterogeneous server;
Heterogeneous server: the system is responsible for analyzing and monitoring the market data stream;
Service system: analyzing the market data stream by the comprehensive heterogeneous server, displaying, restarting the master station with the problem, switching the line and feeding back to the terminal platform;
And (3) a terminal platform: and displaying information of the market data stream, including packet loss condition and delay condition.
5. The method for analyzing and monitoring the heterogeneous system according to claim 4, wherein the heterogeneous server comprises a plurality of server clusters, each server cluster comprises a plurality of master stations, and the master stations receive data from the market sources and integrate the data into the heterogeneous server.
6. A computer readable storage medium storing computer instructions which, when run on a computer, cause the computer to perform the method of analyzing a monitoring heterogeneous system based on FPGA of any of the preceding claims 1-3.
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| CN112330456A (en) * | 2020-11-27 | 2021-02-05 | 上海特高信息技术有限公司 | An ultra-low-latency hardware-accelerated market data stream analysis system |
| CN114615327A (en) * | 2022-02-25 | 2022-06-10 | 上海金仕达软件科技有限公司 | Method, device and system for optimizing market data and storage medium |
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| US7594002B1 (en) * | 2003-02-14 | 2009-09-22 | Istor Networks, Inc. | Hardware-accelerated high availability integrated networked storage system |
| WO2013148693A1 (en) * | 2012-03-27 | 2013-10-03 | Exegy Incorporated | Offload processing of data packets |
| CN115344527B (en) * | 2022-10-18 | 2023-01-13 | 上海特高信息技术有限公司 | High-speed market data caching method based on FPGA |
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| CN112330456A (en) * | 2020-11-27 | 2021-02-05 | 上海特高信息技术有限公司 | An ultra-low-latency hardware-accelerated market data stream analysis system |
| CN114615327A (en) * | 2022-02-25 | 2022-06-10 | 上海金仕达软件科技有限公司 | Method, device and system for optimizing market data and storage medium |
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