Jemter stress test - basic requirements - [teaching]

Jmeter Quick to use

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summary
Apache JMeter Apache Stress testing tools developed by organizations . Currently through HTTP and FTP The server is used to stress test the software , It was first designed for Web Application testing . Some Xiaobai may feel a little difficult to use . I don't say much nonsense . Just say how to use Jmeter

Jemter precondition

First step ： To configure Jmeter
current version 【 I use the Mac System 】
Jemter edition 5.4.2 Download address

The second step ： install JDK
【 I am Default installation openJDK16】
Suggest ： install JDK1.8
Be careful ：Jemter need JDK Environmental operation procedure , see JDK The current support TLS edition , Some versions JDK It's not turned on TLS Related agreements .

Use article

Create thread group

establish Http request

establish Http Header

If there is a token, it can pass through Header Manager Configuration

Response result set

The usual configuration is these three

perform

Fruit trees

Aggregation report

Summary report

Parameter index
Label： Sampler / Listener name
Samples ： Number of transactions
Average： Average ⼀ A complete ⼀ Time consumed by transactions （ Mean response time ）
Median： The median of all response times ,
That is to say 50％⽤ User response time ,⼤ That's what I mean
Min： most ⼩ response time
Max： most ⼤ response time
The above units are ms
Std.Dev： Deviation , The more ⼩ surface ⽰ The more stable

Standard Deviation Introduction to indicators

Standard Deviation, abbreviation StdDev,StdDev, The purpose is to measure the volatility of prices , The index uses a curve to show its volatility , If StdDev, It means that the price is highly volatile ; If the standard deviation is small , It means that the price volatility is small , This indicator puts StdDev And average are used to measure the volatility of the market .Error %： Error transaction rate
Throughtput： Transactions per second , namely tps
KB/sec：⽹ Network throughput