CN106598824A - Performance analysis method and device for block chain - Google Patents
Performance analysis method and device for block chain Download PDFInfo
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Abstract
The invention discloses a performance analysis method for a block chain. The method is applied to a block chain network, the block chain network comprises a plurality of server nodes and is deployed with a test program client, and the performance analysis method for the block chain comprises the steps of: the test program client sending a test request to the block chain network; when detecting that the block chain network responds to the test request, determining a performance index corresponding to the test request, performing statistical analysis on the test process of the performance index, and analyzing the performance of the block chain according to the statistical analysis result. The invention further discloses a performance analysis device for a block chain. The method and the device improve the performance analysis accuracy of the block chain network by deep analysis on a plurality of performance indexes of the block chain network.
Description
Technical field
The present invention relates to block chain field, more particularly to a kind of method for analyzing performance and device of block chain.
Background technology
In prior art, the performance evaluation to block chain is tested, and carries out prima facie request generally by block chain
Test to draw the performance data of block chain network, do not go deep into block chain network bottom and be analyzed, cause to block chain
Results of performance analysis is not accurate enough, not enough comprehensively.
The content of the invention
Present invention is primarily targeted at proposing a kind of method for analyzing performance and device of block chain, it is intended to solve existing
Block chain performance evaluation mode is not deep enough, the technical problem for causing analysis result not comprehensive enough, not accurate enough.
For achieving the above object, a kind of method for analyzing performance of block chain that the present invention is provided, is applied to block chain network
In, the block chain network includes multiple server nodes, and the block chain network is deployed with test program client, the area
The method for analyzing performance of block chain includes：
Test program client initiates test request to block chain network；
When the block chain network response test request is detected, determine that the corresponding performance of the test request refers to
Mark, and the test process to the performance indications carries out statistical analysiss；
The performance of block chain according to the interpretation of result of statistical analysiss.
Preferably, the test program client to block chain network initiate test request the step of before, the block
The method for analyzing performance of chain also includes：
The test program client reads default intelligent contract；
Intelligent contract to reading is compiled；
Intelligent contract after by compiling is deployed in the block chain network, so as to subsequently based on deployment intelligent contract to
The block chain network initiates test request.
Preferably, it is described to determine the corresponding performance indications of the test request, and the test process to the performance indications
The step of carrying out statistical analysiss includes：
If the corresponding performance indications of the test request are block synchronizing speed, server section in statistics block chain network
Point downloads the time started of block and the time difference of end time, and the transaction stroke count of correspondence block, by the transaction stroke count
Divided by the time difference；
If the corresponding performance indications of the test request are time-consuming for common recognition convergence, server section in statistics block chain network
Point starts common recognition time and end time to block；
If the corresponding performance indications of the test request are bandwidth, statistical test programmatic client is performed in test process
The bandwidth traffic of server node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test program client
End is performed in test process, the consumed memory size value of process of server node and CPU accountings.
Preferably, it is described to include the step of the performance of block chain according to the interpretation of result：
Output result for the transaction stroke count of block and when downloading the corresponding time difference of block, conclude the business in analysis block
Impact of the stroke count to the data syn-chronization speed；
When in being block chain network in the result of output, common recognition convergence of the server node to block is time-consuming, Analysis server
Node common recognition performance impact of the performance to block chain；
When the result of output is the bandwidth traffic of server node, analyze into bandwidth traffic and transaction request launch speed
With the relativity of transaction request size, and analyze the conclude the business contrast of size of bandwidth traffic and block synchronizing speed and single and close
System；
Memory consumption in being block chain network in the result of output and during CPU accountings, analyze the memory consumption with
And the relation of the performance of CPU accountings and block chain.
Preferably, the server node in the block chain network includes accounting nodes and participates in node, the block
The method for analyzing performance of chain also includes：
According in the block chain network, the quantity of accounting nodes and participation node determines the numerical value of network size；
According to the number of the numerical value and accounting nodes of network size, the title of the block chain network is generated；Wherein, order
Name rule is set to WN-CM, and WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
Additionally, for achieving the above object, the present invention also proposes a kind of performance evaluation device of block chain, is applied to block chain
In network, the block chain network includes multiple server nodes, and the block chain network is deployed with test program client, institute
The performance evaluation device for stating block chain includes：
Initiation module, for initiating test request to block chain network；
Processing module, for when the block chain network response test request is detected, determining that the test please
Corresponding performance indications are sought, and the test process to the performance indications carries out statistical analysiss；
Analysis module, for the performance of block chain described in the interpretation of result according to statistical analysiss.
Preferably, the performance evaluation device of the block chain also includes：
Read module, for reading default intelligent contract；
Collector, is compiled for the intelligent contract to reading；
Deployment module, is deployed in the block chain network for the intelligent contract after by compiling, to be subsequently based on portion
The intelligent contract of administration initiates test request to the block chain network.
Preferably, the processing module is additionally operable to,
If the corresponding performance indications of the test request are block synchronizing speed, server section in statistics block chain network
Point downloads the time started of block and the time difference of end time, and the transaction stroke count of correspondence block, by the transaction stroke count
Divided by the time difference；
If the corresponding performance indications of the test request are time-consuming for common recognition convergence, server section in statistics block chain network
Point starts common recognition time and end time to block；
If the corresponding performance indications of the test request are bandwidth, statistical test programmatic client is performed in test process
The bandwidth traffic of server node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test program client
End is performed in test process, the consumed memory size value of process of server node and CPU accountings.
Preferably, the analysis module is additionally operable to,
Output result for the transaction stroke count of block and when downloading the corresponding time difference of block, conclude the business in analysis block
Impact of the stroke count to the data syn-chronization speed；
When in being block chain network in the result of output, common recognition convergence of the server node to block is time-consuming, Analysis server
Node common recognition performance impact of the performance to block chain；
When the result of output is the bandwidth traffic of server node, analyze into bandwidth traffic and transaction request launch speed
With the relativity of transaction request size, and analyze the conclude the business contrast of size of bandwidth traffic and block synchronizing speed and single and close
System；
Memory consumption in being block chain network in the result of output and during CPU accountings, analyze the memory consumption with
And the relation of the performance of CPU accountings and block chain.
Preferably, the server node in the block chain network includes accounting nodes and participates in node, the block
The performance evaluation device of chain also includes：
Determining module, for according in the block chain network, the quantity of accounting nodes and participation node determines network
The numerical value of scale；
Generation module, for the number of numerical value and accounting nodes according to network size, generates the block chain network
Title；Wherein, naming rule is set to WN-CM, and WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
The method for analyzing performance and device of block chain proposed by the present invention, test program client are first sent out to block chain network
Test request is played, when the block chain network response test request is detected, the corresponding property of the test request is determined
Energy index, and the test process to the performance indications carries out statistical analysiss, finally according to the interpretation of result of statistical analysiss
The performance of block chain, the present invention carry out the analysis of multinomial performance index by going deep into block chain network bottom, improve block chain
The accuracy of network performance analysis and comprehensive.
Description of the drawings
Fig. 1 is the schematic flow sheet of the method for analyzing performance first embodiment of block chain of the present invention；
Fig. 2 is the schematic flow sheet of the method for analyzing performance second embodiment of block chain of the present invention；
Fig. 3 is the high-level schematic functional block diagram of the performance evaluation device first embodiment of block chain of the present invention；
Fig. 4 is the high-level schematic functional block diagram of the performance evaluation device second embodiment of block chain of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
The solution of the embodiment of the present invention is mainly：Test program client first initiates test to block chain network please
Ask, when the block chain network response test request is detected, determine the corresponding performance indications of the test request, and
Statistical analysiss are carried out to the test process of the performance indications, finally according to the interpretation of result of statistical analysiss block chain property
Can, it is not deep enough to solve existing block chain performance evaluation mode, cause that analysis result is not comprehensive enough, not accurate enough to ask
Topic.
The technical term being related in the present invention includes：
Block chain：That is the distributed account book data base of decentration.Block chain itself is to be calculated using cryptography for a string in fact
Data block produced by method, contains the information that multiple block chain network transaction effectively confirms in each data block.Block chain
Technology originates from the application of bit coin, is a kind of mature technology, the content of the invention not set forth herein.
Common recognition mechanism：Common recognition mechanism refers to each transaction node on peer-to-peer network, using common algorithm, to it is a collection of conclude the business into
Row confirms.Used algorithm includes proof of work, and rights and interests are proved, multi-signature checking, election checking etc..
Participate in node：Refer in particular to participate in block chain network, be traded the network node with data exchange, each independence
Mechanism can possess one to multiple transaction nodes, and each transaction node is one group of physical network, and computer, block chain application are soft
Part and the combination of data base.Between node and node, interconnected by ICP/IP protocol.
Accounting nodes：The network node of signature verification is carried out to current block.Generated and confirmed by the node newest area
The legitimacy of block, is then broadcast to other nodes synchronously newest block.
RPC：The RPC English full name of indication herein are Remote Procedure Call Protocol, what it referred to
It is remote procedure call protocol, it is that one kind asks service from remote computer program by network, without understanding bottom
The agreement of layer network technology.The process of remote procedure call be by client server is sent one perform some processes please
Ask, and the parameter provided with client, implementing result will return to client.
Intelligent contract：Intelligent contract referred to herein is the clothes for realizing certain logic write with solidity language
Business program, and be published on block chain in binary mode, perform on block chain in certain time point for contract participant
Call and obtain result.
The present invention provides a kind of method for analyzing performance of block chain.
With reference to Fig. 1, Fig. 1 is the schematic flow sheet of the method for analyzing performance first embodiment of block chain of the present invention.
In the present embodiment, the method for analyzing performance of the block chain is applied in block chain network, the block link network
Network includes multiple server nodes, and the block chain network is deployed with test program client, the performance evaluation of the block chain
Method includes：
Step S10, test program client initiate test request to block chain network；
Step S20, when the block chain network response test request is detected, determines the test request correspondence
Performance indications, and the test process to the performance indications carries out statistical analysiss；
Step S30, the performance of block chain according to the interpretation of result of statistical analysiss.
I.e. in the present embodiment, the deployment of block chain network is first carried out, and the block chain network disposes multiple server nodes；Its
In, the running environment for meeting block chain network is required, and run block chain interconnect mixed-media network modules mixed-media, can reach an agreement altogether
The server of the transaction module such as nucleus module and data memory module of knowledge, is defined as block chain server node；Finally by full
One group of server of sufficient requirements above forms block chain network.Wherein, server node includes accounting nodes and participates in node two
Kind, the concrete number of accounting nodes and participation node is not limited, and is configured as the case may be.
After block chain network has been disposed, continue deployment test program client in the block chain network；Wherein,
Meet the running environment requirement of block chain client software, communication friendship can be carried out by special communication protocol with block chain network
Mutually, and the server of test request can be sent according to the transmission speed specified and quantity forwarded, is defined as test program client
End.
The concrete steps of block chain performance evaluation are done step-by-step in the following is the present embodiment：
Wherein, step S10, test program client initiate the test request of performance indications to block chain network；
First, before step S10, the method for analyzing performance of the block chain also includes：
Step A, the test program client read default intelligent contract；
Step B, the intelligent contract to reading are compiled；
Step C, by compiling after intelligent contract be deployed in the block chain network, so as to subsequently based on deployment intelligence
Contract initiates test request to the block chain network.
In the present embodiment, the default intelligent contract is substantially the one section of code for arranging in advance, therefore the test
After programmatic client reads the intelligent contract, the described intelligent contract first to reading is needed to be compiled, then will compiling
Intelligent contract afterwards is deployed in the block chain network, subsequently, and the test program client can be based on the intelligence of deployment
Contract initiates the test request of performance indications to the block chain network.Described intelligent contract in the present embodiment is equivalent to one
Interface, by the interface, the test program client could initiate the test request of performance indications to the block chain network.
In the present embodiment, the test program client initiates test request to block chain network, can be each only pin
One performance indications are initiated with test request, or while test request is initiated for multiple performance indications, and to every
When one performance indications initiates test request, multiple transaction or request can be disposably initiated for the performance indications.Should manage
Solution, test program client initiate what is concluded the business or ask every time in the case where execution test process the taken time is certain
Total amount is more, and load factor is bigger.
Wherein, step S20, when the block chain network response test request is detected, determines that the test please
Corresponding performance indications are sought, and the test process to the performance indications carries out statistical analysiss；
In the present embodiment, after test program client initiates test request to block chain network, if detecting described
Block chain network responds the test request, and now, the test program client determines the corresponding performance of the test request
Index, and the test process to the performance indications carries out statistical analysiss.It should be appreciated that the block chain network responds institute
Test request is stated, is substantially represented that confirmation receives the test request, i.e., is responded to receiving the test request.
In the present embodiment, the corresponding performance indications of the test request include multiple performance index, have block synchronization respectively
Speed, time-consuming common recognition convergence, trade type contract-defined interface performance, nontransaction type contract-defined interface performance, block data net synchronization capability, area
Block capacity, block packing speed etc., therefore, the embodiment correspondence of step S20 is following several：
If the 1, the corresponding performance indications of the test request are block synchronizing speed, server in block chain network is counted
Node downloads the time started of block and the time difference of end time, and the transaction stroke count of correspondence block, by the transaction pen
Number is divided by the time difference；
Wherein, method of testing is to monitor server node block to start to download to the time that download completes addition block chain
Difference, and the transaction stroke count of the block；
Index computing formula：The time difference of the transaction stroke count/block synchronous consumption of block, index computing formula：Transaction
Stroke count/per second.
If the 2, the corresponding performance indications of the test request are time-consuming for common recognition convergence, server in statistics block chain network
Node starts common recognition time and end time to block；
Wherein, it is defined as：Accounting nodes start execution network common recognition algorithm and start to a block, reach the institute that builds consensus
The time difference of cost；Index computing formula：Millisecond.
It should be noted that common recognition convergence is time-consuming referring to：There are different server nodes to both increase in block chain network
Block, but as the synchronizing sequence of the block of different nodes is different, cause the content of block different, and now only need to increase
One block, accordingly, it would be desirable to each node carries out common recognition convergence, to determine one of block as being eventually increased to
Block in block chain, and convergence of knowing together it is time-consuming be exactly time that each node reaches common recognition.
If the 3rd, the corresponding performance indications of the test request be bandwidth, statistical test programmatic client perform test process
The bandwidth traffic of middle server node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the 4, the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test program visitor
Family end is performed in test process, the consumed memory size value of process of server node and CPU accountings；
If the 5, the corresponding performance indications of the test request are trade type contract-defined interface, trade type contract-defined interface is counted
Transaction total amount, and transaction is packaged into the time difference of block, by the transaction total amount divided by the time difference；
Wherein, method of testing is that, in different scales block chain, test program client is to accounting nodes and participates in node
A large amount of transaction requests are initiated continuously；
Index computing formula is：Transaction total amount/(last trade it is packaged generate block when it is m- it is earliest transaction initiate when
Between), index unit：Number of deals/per second.
If the 6, the corresponding performance indications of the test request are nontransaction type contract-defined interface, count nontransaction type contract and connect
The request total amount of mouth, and the time difference that request results are returned, by the request total amount divided by the time difference；
Wherein, method of testing is that, in different scales block chain, test program client continuously initiates big to participating in node
Measure nontransaction RPC requests；
Index computing formula is：Request total amount/(last request time of return that test program client sends-most
The early request initiation time), index unit：Number of request/per second.
If the 7, the corresponding performance indications of the test request are block data net synchronization capability, each clothes in monitoring block chain
The block number of deals of business device node, and block synchronization time difference, by block number of deals divided by the synchronization time difference；
Wherein, method of testing is to monitor the change of the block height for participating in node, calculation block synchronization time difference；
Index computing formula：Block number of deals/(m- block generates the time when block is synchronously completed), index unit：Transaction
Number/per second.
It should be noted that the change of the block height is referred to：Each node in same block chain is due to including
Block number it is different, therefore, corresponding height is different, then need to carry out the synchronization of block, to realize the height of block
It is identical.
If the 8, the corresponding performance indications of the test request are asked for block capacity query, each clothes in statistics block chain
The corresponding byte number of block that business device node is generated；
Wherein, method of testing is that, in different scales block chain, test program client continuously initiates big to participating in node
Amount transaction request, the capacity of the block of query generation；
Index computing formula：The byte number of block data, index unit：Byte.
If the 9, the corresponding performance indications of the test request are block packing speed, the transaction of block in block chain is counted
Number, and the time for being spent that block packing is generated, by the number of deals divided by the time for being spent；
Wherein, method of testing is the number of deals of the packing generation time interval and the block of monitoring correspondence block；
Index computing formula：The number of deals of the block/block is packed the spent time；Index unit：Number of deals/every
Second.
10th, contract-defined interface complexity
Definition：In the interface method of intelligent contract is realized, a variable assignments is performed, contract-defined interface complexity is defined as
For 1.If there is n times variable assignments in the interface, the contract-defined interface complexity is N；
Index computing formula：Contract-defined interface variable assignments number of times.
In the present embodiment, also the conversion of test program client can be allowed to send different loads degree according to the needs of test
Batch request.And according to the execution method of monitoring index is needed in list below, carry out data monitoring and record, and convert not
With network and scene repeating.Wherein, table is as follows：
Wherein, step S30, the performance of block chain according to the interpretation of result of statistical analysiss.
In the present embodiment, the corresponding performance indications of the test request are determined in the test program client, and it is right
After the test process of the performance indications carries out statistical analysiss, the result of statistical analysiss, and output report are obtained, in order to root
It was reported that the interpretation of result described in block chain performance.Due to be mentioned above performance indications include it is various, therefore, it is described
Test program client equally includes numerous embodiments according to the performance of the interpretation of result block chain, specifically includes：
1) output result for the transaction stroke count of block and when downloading the corresponding time difference of block, hand in analysis block
Easily impact of the stroke count to the data syn-chronization speed；Specifically, in analyzing block, number of transaction is how many, between server node
The impact of block data synchronizing speed.
2) when the result of output restrains time-consuming to the common recognition of block for server node in block chain network, Analysis Service
Device node common recognition performance impact of the performance to block chain；Specifically, the common recognition model parameter of accounting nodes is can adjust, to analyze note
Common recognition impact of the performance to overall performance of account node.
3) when the result of output is the bandwidth traffic of server node, analyze and initiate speed with transaction request into bandwidth traffic
The relativity of degree and transaction request size, and analyze the contrast of bandwidth traffic and block synchronizing speed and single transaction size
Relation；Specifically, the bandwidth demand that enters for analyzing accounting nodes is closed with the contrast of transaction request launch speed and transaction request size
System, and bandwidth demand is analyzed with block synchronizing speed and the relativity of single transaction size.
4) result in output is memory consumption in block chain network and during CPU accountings, analyzes the memory consumption
And the relation of the performance of CPU accountings and block chain；Specifically, the cpu ruuning situations of server node program, analysis are recorded
The relation of cpu and overall performance, and the memory consumption situation of server node is recorded, analyze the relation of cpu and overall performance.
Further, according to the interpretation of result block chain performance, may also include：
Adjustment network model, impact of the analysis network model to overall performance；
The RPC service performance parameter of adjustment server node, analyzes its impact to overall performance；
Analyze the relation of bandwidth and the server node number quantity direct-connected with accounting nodes；
Number of nodes in increase and decrease network, analyzes relation of itself and overall performance etc..
In the present embodiment, be the equal of the definition and the index computing formula that determine property indices, to implementation procedure
The data of middle record carry out statistical analysiss, draw the result of above-mentioned property indices under heterogeneous networks, scene, finally contrast
Analysis.
The method for analyzing performance of the block chain that the present embodiment is proposed, test program client first initiate to survey to block chain network
Examination request, when the block chain network response test request is detected, determines that the corresponding performance of the test request refers to
Mark, and the test process to the performance indications carries out statistical analysiss, finally the block according to the interpretation of result of statistical analysiss
The performance of chain, the present embodiment carry out the analysis of multinomial performance index by going deep into block chain network bottom, improve block link network
The accuracy of network performance evaluation and comprehensive.
Further, in order to improve the safety of the performance evaluation of block chain, area of the present invention is proposed based on first embodiment
The second embodiment of the method for analyzing performance of block chain.
In the present embodiment, the server node in the block chain network includes accounting nodes and participation node, ginseng
According to Fig. 2, the method for analyzing performance of the block chain also includes：
Step S40, according in the block chain network, the quantity of accounting nodes and participation node determines network size
Numerical value；
Step S50, according to the number of the numerical value and accounting nodes of network size, generates the name of the block chain network
Claim；Wherein, naming rule is set to WN-CM, and WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
In the present embodiment, as the server node in the block chain network includes accounting nodes and participates in section
Point, therefore, in calculation block chain network, accounting nodes number and participate in nodes sum, you can according to accounting nodes number and participation
Nodes sum determines the numerical value of network size in the block chain network, for example：In block chain network, a total of A, B, D, E tetra-
Individual participation node, and have mono- accounting nodes of C.Therefore according to definition, the network size is W5.
Index computing formula：Accounting nodes number+participation nodes；Define describing mode：W (accounting nodes numbers+participation node
Number).
It is determined that in block chain network after the numerical value of network size, further according to the numerical value and accounting nodes of network size
Number, generate the title of the block chain network.Preferably, naming rule is set to into WN-CM, wherein, WN represents network
The numerical value of scale, CM represent the number of accounting nodes, equally by taking above-mentioned example as an example, it may be determined that accounting nodes are 1, because
This, the title of the final block chain network is just：W5-C1.
By this naming rule, block chain network can be carried out clearly, accurately be described so that each block chain
Name between network is distinguished, even if having multiple block chains while in communication, will not cause to lead to as title cannot be distinguished by
Letter process malfunctions.
The present invention further provides a kind of performance evaluation device of block chain.
With reference to Fig. 3, Fig. 3 is the high-level schematic functional block diagram of the performance evaluation device first embodiment of block chain of the present invention.
It is emphasized that it will be apparent to those skilled in the art that functional block diagram shown in Fig. 3 is only one preferably real
The exemplary plot of example is applied, functional module of the those skilled in the art around the performance evaluation device of the block chain shown in Fig. 3 can be light
The supplement of new functional module is carried out easily；The title of each functional module is self-defined title, is only used for auxiliary and understands the block chain
Performance evaluation device each program function block, be not used in restriction technical scheme, the core of technical solution of the present invention
The heart is, the functional module of each self-defined title function to be reached.
In the present embodiment, the performance evaluation device of the block chain is applied in block chain network, the block link network
Network includes multiple server nodes, and the block chain network is deployed with test program client, the performance evaluation of the block chain
Device includes：
Initiation module 10, for initiating test request to block chain network；
Processing module 20, for when the block chain network response test request is detected, determining the test
Corresponding performance indications are asked, and the test process to the performance indications carries out statistical analysiss；
Analysis module 30, for the performance of block chain described in the interpretation of result according to statistical analysiss.
I.e. in the present embodiment, the deployment of block chain network is first carried out, and the block chain network disposes multiple server nodes；Its
In, the running environment for meeting block chain network is required, and run block chain interconnect mixed-media network modules mixed-media, can reach an agreement altogether
The server of the transaction module such as nucleus module and data memory module of knowledge, is defined as block chain server node；Finally by full
One group of server of sufficient requirements above forms block chain network.Wherein, server node includes accounting nodes and participates in node two
Kind, the concrete number of accounting nodes and participation node is not limited, and is configured as the case may be.
After block chain network has been disposed, continue deployment test program client in the block chain network；Wherein,
Meet the running environment requirement of block chain client software, communication friendship can be carried out by special communication protocol with block chain network
Mutually, and the server of test request can be sent according to the transmission speed specified and quantity forwarded, is defined as test program client
End.
Wherein, initiation module 10, for initiating test request to block chain network；
Before the initiation module 10 initiates test request to block chain network, the performance evaluation device of the block chain
Also include：
Read module, for reading default intelligent contract；
Collector, is compiled for the intelligent contract to reading；
Deployment module, is deployed in the block chain network for the intelligent contract after by compiling, to be subsequently based on portion
The intelligent contract of administration initiates test request to the block chain network.
In the present embodiment, the default intelligent contract is substantially the one section of code for arranging in advance, therefore the reading
After module reads the intelligent contract, the collector is needed to be compiled the described intelligent contract for reading, Ran Housuo
Intelligent contract after deployment module is stated by compiling is deployed in the block chain network, subsequently, and the initiation module 10 can base
The test request of performance indications is initiated to the block chain network in the intelligent contract of deployment.The intelligence in the present embodiment is closed
An interface is approximately equivalent to, by the interface, the initiation module 10 could initiate performance indications to the block chain network
Test request.
In the present embodiment, the initiation module 10 initiates test request to block chain network, can be every time only for one
Individual performance indications initiate test request, or while initiate test request for multiple performance indications, and to each
When performance indications initiate test request, multiple transaction or request can be disposably initiated for the performance indications.It should be understood that
In the case that execution test process the taken time is certain, the initiation module 10 initiates transaction every time or the total amount of request is got over
Many, load factor is bigger.
Wherein, processing module 20, for when the block chain network response test request is detected, it is determined that described
The corresponding performance indications of test request, and the test process to the performance indications carries out statistical analysiss；
In the present embodiment, after the initiation module 10 initiates test request to block chain network, if detecting described
Block chain network responds the test request, and now, the processing module 20 determines the corresponding performance indications of the test request,
And the test process to the performance indications carries out statistical analysiss.It should be appreciated that the block chain network responds the survey
Examination request, substantially represents that confirmation receives the test request, i.e., respond to receiving the test request.
In the present embodiment, the corresponding performance indications of the test request include multiple performance index, have block synchronization respectively
Speed, time-consuming common recognition convergence, trade type contract-defined interface performance, nontransaction type contract-defined interface performance, block data net synchronization capability, area
Block capacity, block packing speed etc., therefore, step S20：
The embodiment correspondence of the processing module 20 is following several：
If the 1, the corresponding performance indications of the test request are block synchronizing speed, server in block chain network is counted
Node downloads the time started of block and the time difference of end time, and the transaction stroke count of correspondence block, by the transaction pen
Number is divided by the time difference；
Wherein, method of testing is to monitor server node block to start to download to the time that download completes addition block chain
Difference, and the transaction stroke count of the block；
Index computing formula：The time difference of the transaction stroke count/block synchronous consumption of block, index computing formula：Transaction
Stroke count/per second.
If the 2, the corresponding performance indications of the test request are time-consuming for common recognition convergence, server in statistics block chain network
Node starts common recognition time and end time to block；
Wherein, it is defined as：Accounting nodes start execution network common recognition algorithm and start to a block, reach the institute that builds consensus
The time difference of cost；Index computing formula：Millisecond.
It should be noted that common recognition convergence is time-consuming referring to：There are different server nodes to both increase in block chain network
Block, but as the synchronizing sequence of the block of different nodes is different, cause the content of block different, and now only need to increase
One block, accordingly, it would be desirable to each node carries out common recognition convergence, to determine one of block as being eventually increased to
Block in block chain, and convergence of knowing together it is time-consuming be exactly time that each node reaches common recognition.
If the 3rd, the corresponding performance indications of the test request be bandwidth, statistical test programmatic client perform test process
The bandwidth traffic of middle server node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the 4, the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test program visitor
Family end is performed in test process, the consumed memory size value of process of server node and CPU accountings；
If the 5, the corresponding performance indications of the test request are trade type contract-defined interface, trade type contract-defined interface is counted
Transaction total amount, and transaction is packaged into the time difference of block, by the transaction total amount divided by the time difference；
Wherein, method of testing is that, in different scales block chain, test program client is to accounting nodes and participates in node
A large amount of transaction requests are initiated continuously；
Index computing formula is：Transaction total amount/(last trade it is packaged generate block when it is m- it is earliest transaction initiate when
Between), index unit：Number of deals/per second.
If the 6, the corresponding performance indications of the test request are nontransaction type contract-defined interface, count nontransaction type contract and connect
The request total amount of mouth, and the time difference that request results are returned, by the request total amount divided by the time difference；
Wherein, method of testing is that, in different scales block chain, test program client continuously initiates big to participating in node
Measure nontransaction RPC requests；
Index computing formula is：Request total amount/(last request time of return that test program client sends-most
The early request initiation time), index unit：Number of request/per second.
If the 7, the corresponding performance indications of the test request are block data net synchronization capability, each clothes in monitoring block chain
The block number of deals of business device node, and block synchronization time difference, by block number of deals divided by the synchronization time difference；
Wherein, method of testing is to monitor the change of the block height for participating in node, calculation block synchronization time difference；
Index computing formula：Block number of deals/(m- block generates the time when block is synchronously completed), index unit：Transaction
Number/per second.
It should be noted that the change of the block height is referred to：Each node in same block chain is due to including
Block number it is different, therefore, corresponding height is different, then need to carry out the synchronization of block, to realize the height of block
It is identical.
If the 8, the corresponding performance indications of the test request are asked for block capacity query, each clothes in statistics block chain
The corresponding byte number of block that business device node is generated；
Wherein, method of testing is that, in different scales block chain, test program client continuously initiates big to participating in node
Amount transaction request, the capacity of the block of query generation；
Index computing formula：The byte number of block data, index unit：Byte.
If the 9, the corresponding performance indications of the test request are block packing speed, the transaction of block in block chain is counted
Number, and the time for being spent that block packing is generated, by the number of deals divided by the time for being spent；
Wherein, method of testing is the number of deals of the packing generation time interval and the block of monitoring correspondence block；
Index computing formula：The number of deals of the block/block is packed the spent time；Index unit：Number of deals/every
Second.
10th, contract-defined interface complexity
Definition：In the interface method of intelligent contract is realized, a variable assignments is performed, contract-defined interface complexity is defined as
For 1.If there is n times variable assignments in the interface, the contract-defined interface complexity is N；
Index computing formula：Contract-defined interface variable assignments number of times.
In the present embodiment, also the conversion of test program client can be allowed to send different loads degree according to the needs of test
Batch request.And according to the execution method of monitoring index is needed in list below, carry out data monitoring and record, and convert not
With network and scene repeating.Wherein, table is as follows：
Wherein, analysis module 30, for the performance of block chain described in the interpretation of result according to statistical analysiss.
In the present embodiment, it is determined that the corresponding performance indications of the test request, and the test to the performance indications
After process carries out statistical analysiss, analysis module 30 obtains the result of statistical analysiss, and output report, in order to according to report
The performance of block chain described in the interpretation of result.Due to be mentioned above performance indications include it is various, therefore, the analysis module
30 equally include numerous embodiments according to the performance of the interpretation of result block chain, specifically include：
1) output result for the transaction stroke count of block and when downloading the corresponding time difference of block, hand in analysis block
Easily impact of the stroke count to the data syn-chronization speed；Specifically, in analyzing block, number of transaction is how many, between server node
The impact of block data synchronizing speed.
2) when the result of output restrains time-consuming to the common recognition of block for server node in block chain network, Analysis Service
Device node common recognition performance impact of the performance to block chain；Specifically, the common recognition model parameter of accounting nodes is can adjust, to analyze note
Common recognition impact of the performance to overall performance of account node.
3) when the result of output is the bandwidth traffic of server node, analyze and initiate speed with transaction request into bandwidth traffic
The relativity of degree and transaction request size, and analyze the contrast of bandwidth traffic and block synchronizing speed and single transaction size
Relation；Specifically, the bandwidth demand that enters for analyzing accounting nodes is closed with the contrast of transaction request launch speed and transaction request size
System, and bandwidth demand is analyzed with block synchronizing speed and the relativity of single transaction size.
4) result in output is memory consumption in block chain network and during CPU accountings, analyzes the memory consumption
And the relation of the performance of CPU accountings and block chain；Specifically, the cpu ruuning situations of server node program, analysis are recorded
The relation of cpu and overall performance, and the memory consumption situation of server node is recorded, analyze the relation of cpu and overall performance.
Further, according to the interpretation of result block chain performance, may also include：
Adjustment network model, impact of the analysis network model to overall performance；
The RPC service performance parameter of adjustment server node, analyzes its impact to overall performance；
Analyze the relation of bandwidth and the server node number quantity direct-connected with accounting nodes；
Number of nodes in increase and decrease network, analyzes relation of itself and overall performance etc..
In the present embodiment, be the equal of the definition and the index computing formula that determine property indices, to implementation procedure
The data of middle record carry out statistical analysiss, draw the result of above-mentioned property indices under heterogeneous networks, scene, finally contrast
Analysis.
The performance evaluation device of the block chain that the present embodiment is proposed, first initiates test request to block chain network, in detection
When the test request is responded to the block chain network, determine the corresponding performance indications of the test request, and to the property
Can the test process of index carry out statistical analysiss, finally according to the interpretation of result of statistical analysiss block chain performance, this reality
Apply example carries out the analysis of multinomial performance index by going deep into block chain network bottom, improves the standard of block chain network performance evaluation
True property and comprehensive.
Further, in order to improve the safety of the performance evaluation of block chain, area of the present invention is proposed based on first embodiment
The second embodiment of the performance evaluation device of block chain.
In the present embodiment, the server node in the block chain network includes accounting nodes and participation node, ginseng
According to Fig. 4, the performance evaluation device of the block chain also includes：
Determining module 40, for according in the block chain network, the quantity of accounting nodes and participation node determines net
The numerical value of network scale；
Generation module 50, for the number of numerical value and accounting nodes according to network size, generates the block link network
The title of network；Wherein, naming rule is set to WN-CM, and WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
In the present embodiment, as the server node in the block chain network includes accounting nodes and participates in section
Point, therefore, in calculation block chain network, accounting nodes number and nodes sum being participated in, the determining module 40 can be according to note
Account nodes and participation nodes sum determine the numerical value of network size in the block chain network, for example：In block chain network, always
Total A, B, tetra- participation nodes of D, E, and have mono- accounting nodes of C.Therefore according to definition, the network size is W5.
Index computing formula：Accounting nodes number+participation nodes；Define describing mode：W (accounting nodes numbers+participation node
Number).
Determine in block chain network after the numerical value of network size in the determining module 40, the root again of the generation module 50
According to the number of the numerical value and accounting nodes of network size, the title of the block chain network is generated.Preferably, by naming rule
WN-CM is set to, wherein, WN represents the numerical value of network size, and CM represents the number of accounting nodes, equally with above-mentioned example is
Example, it may be determined that accounting nodes are 1, therefore, the title of the final block chain network is just：W5-C1.
By this naming rule, block chain network can be carried out clearly, accurately be described so that each block chain
Name between network is distinguished, even if having multiple block chains while in communication, will not cause to lead to as title cannot be distinguished by
Letter process malfunctions.
It should be noted that herein, term " including ", "comprising" or its any other variant are intended to non-row
His property is included, so that a series of process, method, article or device including key elements not only include those key elements, and
And also include other key elements being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
Also there is other identical element in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
The part for going out contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), use so that a station terminal equipment including some instructions (can be mobile phone, computer, clothes
Business device, air-conditioner, or network equipment etc.) perform method described in each embodiment of the invention.
The preferred embodiments of the present invention are these are only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of method for analyzing performance of block chain, is applied in block chain network, and the block chain network includes multiple services
Device node, it is characterised in that the block chain network is deployed with test program client, the method for analyzing performance of the block chain
Including：
Test program client initiates test request to block chain network；
When the block chain network response test request is detected, the corresponding performance indications of the test request are determined,
And the test process to the performance indications carries out statistical analysiss；
The performance of block chain according to the interpretation of result of statistical analysiss.
2. the method for analyzing performance of block chain as claimed in claim 1, it is characterised in that the test program client is to area
Before the step of block chain network initiates test request, the method for analyzing performance of the block chain also includes：
The test program client reads default intelligent contract；
Intelligent contract to reading is compiled；
Intelligent contract after by compiling is deployed in the block chain network, so that intelligent contract subsequently based on deployment is to described
Block chain network initiates test request.
3. the method for analyzing performance of block chain as claimed in claim 1, it is characterised in that the determination test request pair
The performance indications answered, and include the step of carry out statistical analysiss to the test process of the performance indications：
If the corresponding performance indications of the test request are block synchronizing speed, in statistics block chain network under server node
Carry the time difference of time started and the end time of block, and the transaction stroke count of correspondence block, by the transaction stroke count divided by
The time difference；
If the corresponding performance indications of the test request are time-consuming for common recognition convergence, server node pair in statistics block chain network
Block starts common recognition time and end time；
If the corresponding performance indications of the test request are bandwidth, statistical test programmatic client is serviced in performing test process
The bandwidth traffic of device node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test programmatic client is held
In row test process, the consumed memory size value of process of server node and CPU accountings.
4. the method for analyzing performance of block chain as claimed in claim 3, it is characterised in that described according to the interpretation of result institute
The step of performance for stating block chain, includes：
Output result for the transaction stroke count of block and when downloading the corresponding time difference of block, stroke count of concluding the business in analysis block
Impact to the data syn-chronization speed；
When in being block chain network in the result of output, common recognition convergence of the server node to block is time-consuming, Analysis server node
Common recognition performance impact of the performance to block chain；
When the result of output is the bandwidth traffic of server node, analyze into bandwidth traffic and transaction request launch speed and friendship
The relativity of size is easily asked, and bandwidth traffic is analyzed with block synchronizing speed and the relativity of single transaction size；
Memory consumption in being block chain network in the result of output and during CPU accountings, analyzes the memory consumption and CPU
The relation of the performance of accounting and block chain.
5. the method for analyzing performance of the block chain as described in any one of claim 1-4, it is characterised in that the block chain network
In server node includes accounting nodes and participates in node, the method for analyzing performance of the block chain also includes：
According in the block chain network, the quantity of accounting nodes and participation node determines the numerical value of network size；
According to the number of the numerical value and accounting nodes of network size, the title of the block chain network is generated；Wherein, name rule
WN-CM is set to then, WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
6. a kind of performance evaluation device of block chain, is applied in block chain network, and the block chain network includes multiple services
Device node, it is characterised in that the block chain network is deployed with test program client, the performance evaluation device of the block chain
Including：
Initiation module, for initiating test request to block chain network；
Processing module, for when the block chain network response test request is detected, determining the test request pair
The performance indications answered, and the test process to the performance indications carries out statistical analysiss；
Analysis module, for the performance of block chain described in the interpretation of result according to statistical analysiss.
7. the performance evaluation device of block chain as claimed in claim 6, it is characterised in that the performance evaluation dress of the block chain
Putting also includes：
Read module, for reading default intelligent contract；
Collector, is compiled for the intelligent contract to reading；
Deployment module, is deployed in the block chain network for the intelligent contract after by compiling, so as to subsequently based on deployment
Intelligent contract initiates test request to the block chain network.
8. the performance evaluation device of block chain as claimed in claim 6, it is characterised in that the processing module is additionally operable to,
If the corresponding performance indications of the test request are block synchronizing speed, in statistics block chain network under server node
Carry the time difference of time started and the end time of block, and the transaction stroke count of correspondence block, by the transaction stroke count divided by
The time difference；
If the corresponding performance indications of the test request are time-consuming for common recognition convergence, server node pair in statistics block chain network
Block starts common recognition time and end time；
If the corresponding performance indications of the test request are bandwidth, statistical test programmatic client is serviced in performing test process
The bandwidth traffic of device node, wherein, the bandwidth includes into bandwidth and goes out bandwidth；
If the corresponding performance indications of the test request are memory consumption and CPU accountings, statistical test programmatic client is held
In row test process, the consumed memory size value of process of server node and CPU accountings.
9. the performance evaluation device of block chain as claimed in claim 8, it is characterised in that the analysis module is additionally operable to,
Output result for the transaction stroke count of block and when downloading the corresponding time difference of block, stroke count of concluding the business in analysis block
Impact to the data syn-chronization speed；
When in being block chain network in the result of output, common recognition convergence of the server node to block is time-consuming, Analysis server node
Common recognition performance impact of the performance to block chain；
When the result of output is the bandwidth traffic of server node, analyze into bandwidth traffic and transaction request launch speed and friendship
The relativity of size is easily asked, and bandwidth traffic is analyzed with block synchronizing speed and the relativity of single transaction size；
Memory consumption in being block chain network in the result of output and during CPU accountings, analyzes the memory consumption and CPU
The relation of the performance of accounting and block chain.
10. the performance evaluation device of the block chain as described in any one of claim 6-9, it is characterised in that the block link network
Server node in network includes accounting nodes and participates in node, and the performance evaluation device of the block chain also includes：
Determining module, for according in the block chain network, the quantity of accounting nodes and participation node determines network size
Numerical value；
Generation module, for the number of numerical value and accounting nodes according to network size, generates the name of the block chain network
Claim；Wherein, naming rule is set to WN-CM, and WN represents the numerical value of network size number, and CM represents the number of accounting nodes.
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