Construction and integration of Zipkin and sleuth for call chain monitoring

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Preface

sleuth yes spring-clude Distributed tracking solution for

Calls between microservices are divided into 4 Step

1. cs client-send
2. sr server-receive
3. ss server-send
4. cr client-receive
   Therefore, the monitoring of the call chain is divided into four records , Who sent it is recorded , Who receives it , And time , Time consuming, etc , A piece of data is recorded as a span（ span ）, A group of four is recorded as trace（ track ）

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One 、Zipkin、sleuth Build and integrate

1. Plus dependence

spring-cloud-starter-zipkin Contains spring-cloud-starter-sleuth

<dependency>
   <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-zipkin</artifactId>
</dependency>

2. download zipkin

https://search.maven.org/remote_content?g=io.zipkin.java&a=zipkin-server&v=LATEST&c=exec

zipkin yes spring-boot project ,java -jar Start it up port 9411
Access address http://localhost:9411

3. Add configuration

spring:
	zipkin:
	    base-url: http://localhost:9411
	sleuth:
	    sampler:
	      probability: 1.0 # Sampling rate    Default 0.1

4. test

Access to microservices ：http://localhost:8084/users/{id}



Click to display 4 Data is one trace