Spring Cloud Sleuth - 链路监控 - 服务追踪 & zipkin

链路监控

依赖如下

<!--
<dependency>
    <group>org.springframework.cloud</group>
    <artifactId>spring-cloud-starter-sleuth</artifactId>
</dependency>
<dependency>
    <group>org.springframework.cloud</group>
    <artifactId>spring-cloud-sleuth-zipkin</artifactId>
</dependency>-->
<!--如下包含以上两个依赖-->
<dependency>
    <group>org.springframework.cloud</group>
    <artifactId>spring-cloud-starter-zipkin</artifactId>
</dependency>

spring:
    zipkin:
        base-url: http://localhost:9411/
    sleuth: 
        sampler:
            percentage：1 // 1 表示监控100%的请求，默认是0.1 - 10%

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