CN114257527B - Network bearing capacity estimation method - Google Patents

Abstract

The invention discloses a network bearing capacity estimation method, which comprises the steps of obtaining various inlet parameters; the entrance parameters comprise average traffic A per hour, peak value coefficient alpha of traffic, maximum access number C of a system to be built, network access link redundancy ratio delta, network maximum delay time gamma and network performance loss theta of single-port multiple concurrent communication; measuring the time t used for ping-pong communication n packets between two hosts to be linked; calculating a single link per second interaction quantity sigma and a single message processing delay lambda according to n and t; calculating the number Z of the redundant network access; wherein z= (α×a×t)/(θ×3600×n×δ); if lambda is not less than gamma and Z is not less than C, the network bearing capacity meets the service requirement; otherwise, the need is not satisfied. The invention can reduce network test time, reduce test difficulty and rapidly obtain the bearing capacity of network communication, thereby further completing network structure planning.

Description

Network bearing capacity estimation method

Technical Field

The invention belongs to the technical field of telecommunication service online communication, relates to a network bearing capacity estimation method, and in particular relates to a network bearing capacity estimation method based on ping-pong communication and traffic.

Background

The network bearing capacity estimation is the first step of planning the online charging system architecture of the telecommunication industry, and whether the current hardware network environment meets the service requirement can be determined by combining the network bearing capacity with the service target. However, the existing method for evaluating the network bearing capacity is complex, and is time-consuming and labor-consuming.

Disclosure of Invention

In view of the above problems in the prior art, the present invention provides a method for estimating network bearing capacity, which uses ping-pong communication between two hosts and traffic to be borne to rapidly estimate whether the network bearing capacity between the hosts meets the service requirement.

The invention discloses a network bearing capacity estimation method, which comprises the following steps:

obtaining various inlet parameters; the entrance parameters comprise average traffic A per hour, peak value coefficient alpha of traffic, maximum access number C of a system to be constructed, network access link redundancy ratio delta, network maximum delay time gamma and network performance loss theta of single-port multi-concurrency communication;

measuring the time t used for ping-pong communication n packets between two hosts to be linked;

calculating a single link per second interaction quantity sigma and a single message processing delay lambda; wherein σ=n/t, λ=t/n;

calculating the number Z of the redundant network access; wherein z= (α×a×t)/(θ×3600×n×δ);

comparing lambda with gamma and Z with C;

if lambda is not less than gamma and Z is not less than C, the network bearing capacity meets the service requirement; otherwise, the need is not satisfied.

As a further improvement of the invention, the peak coefficient of traffic α=h/a;

where H is the one hour split peak traffic.

As a further improvement of the present invention, n=10000.

Compared with the prior art, the invention has the beneficial effects that:

the invention can reduce network test time, reduce test difficulty and rapidly estimate network bearing capacity between hosts; and the test is convenient, and the evaluation efficiency can be improved, so that the network structure planning is further completed.

Drawings

Fig. 1 is a flowchart of a network bearer capability estimation method according to an embodiment of the present invention.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention is described in further detail below with reference to the attached drawing figures:

as shown in fig. 1, the present invention provides a network bearing capacity estimation method, which includes:

step 1, obtaining various inlet parameters;

wherein,

the entry parameters comprise average traffic A per hour, peak value coefficient alpha of traffic, maximum access number C of a system to be built, network access link redundancy ratio delta, network maximum delay time gamma and network performance loss theta of single-port multi-concurrency communication;

the specific obtaining method comprises the following steps:

1) Acquiring one-day traffic of a system to be built, calculating average traffic A of each hour, and dividing peak traffic H in one hour; calculating a peak coefficient alpha of the traffic according to A and H, wherein alpha=H/A;

2) Acquiring the maximum access number C of a system to be built;

3) Acquiring a network access link redundancy ratio delta;

4) Acquiring a standard, wherein the maximum delay time gamma of the network is obtained;

5) Measuring and calculating network performance loss theta of single-port multi-concurrency communication;

6) Calculating an average number of messages per second b=a/3600, based on the average traffic;

step 2, measuring the time t for ping-pong communication n packets between two hosts to be linked;

wherein,

writing a ping-pong communication test tool, and measuring the time t used by ping-pong communication n packets between two hosts to be linked, such as the time t used by ping-pong communication 10000 packets, based on the ping-pong communication test tool;

step 3, calculating single link per second interaction quantity sigma and single message processing delay lambda based on n and t;

wherein,

σ＝n/t，λ＝t/n；

step 4, calculating and considering to increase the redundant network access number Z;

wherein, when n is 10000,

average network access number X (considering performance loss in multiple concurrency modes):

X＝B/(θ×σ)＝(A/3600)/(θ×10000/t)＝(A×t)/(θ×3.6×10 ⁷ )；

peak network access number Y (considering performance loss in multiple concurrent modes):

Y＝X×α＝(α×A×t)/(θ×3.6×10 ⁷ )；

consider increasing the redundant network access number Z (consider performance loss in multiple concurrent modes):

Z＝Y/δ＝(α×A×t)/(θ×3.6×10 ⁷ ×δ)；

step 5, comparing lambda with gamma, and Z with C;

wherein,

lambda is less than or equal to gamma, which indicates that the current network meets the service communication delay, otherwise, the current network does not meet the service communication delay;

z is more than or equal to C, which indicates that the current network condition meets the communication link of the service staff, otherwise, the number of access links needs to be expanded;

step 6, if the lambda is not more than gamma and Z is not less than C, the network bearing capacity meets the service requirement; otherwise, the need is not satisfied.

The invention has the advantages that:

the invention can reduce network test time, reduce test difficulty and rapidly estimate network bearing capacity between hosts; and the test is convenient, and the evaluation efficiency can be improved, so that the network structure planning is further completed.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. A method for estimating network bearer capability, comprising: obtaining various inlet parameters; the entrance parameters comprise average traffic A per hour, peak value coefficient alpha of traffic, maximum access number C of a system to be constructed, network access link redundancy ratio delta, network maximum delay time gamma and network performance loss theta of single-port multi-concurrency communication;

measuring the time t used for ping-pong communication n packets between two hosts to be linked;

calculating a single link per second interaction quantity sigma and a single message processing delay lambda; wherein σ=n/t, λ=t/n;

considering performance loss in a multi-concurrency mode, calculating an average network access number X; wherein x=b/(θ×σ), b=a/3600;

calculating a peak network access number Y based on the average network access number X; wherein y=x×α;

based on the peak network access number Y, calculating and considering to increase the redundant network access number Z; wherein z=y/δ= (α×a×t)/(θ×3600×n×δ);

comparing lambda with gamma and Z with C;

if lambda is not less than gamma and Z is not less than C, the network bearing capacity meets the service requirement; otherwise, the need is not satisfied.

2. The network bearer capability estimation method according to claim 1, wherein a peak factor α=h/a of traffic;

where H is the one hour split peak traffic.

3. The network bearer capability estimation method of claim 1, wherein n = 10000.