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项目接入prometheus监控步骤

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添加依赖

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<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
    <exclusions>
        <exclusion>
            <artifactId>logback-core</artifactId>
            <groupId>ch.qos.logback</groupId>
        </exclusion>
        <exclusion>
            <artifactId>logback-classic</artifactId>
            <groupId>ch.qos.logback</groupId>
        </exclusion>
        <exclusion>
            <artifactId>spring-boot-starter-logging</artifactId>
            <groupId>org.springframework.boot</groupId>
        </exclusion>
    </exclusions>
</dependency>

<!-- https://mvnrepository.com/artifact/io.micrometer/micrometer-registry-prometheus -->
<dependency>
    <groupId>io.micrometer</groupId>
    <artifactId>micrometer-registry-prometheus</artifactId>
    <version>1.8.5</version>
</dependency>

工程的 Apollo 添加配置并发布

命名空间：spring.application

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#prometheus相关-actuator暴露接口
management.endpoints.web.exposure.include = metrics,prometheus
# prometheus相关-Whether Tomcat's MBean Registry should be enabled
server.tomcat.mbeanregistry.enabled = true

启动项目

访问 http://localhost:8080/actuator/prometheus确认生效

k8s 工程添加参数并发布

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annotations:
  prometheus.io/path: /actuator/prometheus
  prometheus.io/port: "8080"
  prometheus.io/scrape: "true"

进入 grafana 查看监控