SpringBoot监控:
micrometer：监控指标的度量类库。
地址：https://github.com/micrometer-metrics/micrometer
<!-- web 依赖 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>io.micrometer</groupId>
<artifactId>micrometer-registry-prometheus</artifactId>
</dependency>
application.yml 配置：
# 暴露监控端点
management:
endpoints:
web:
exposure:
include: '*'
访问路径，可以查看监控的信息：localhost:8080/actuator/prometheus
Grafana 目录下：grafana.ini，建议新建个人配置文件，下面是mac下配置文件存储位置
/usr/local/etc/grafana/grafana.ini
简单源码：https://gitee.com/lizhifu/tomato-cloud/tree/master/tomato-study/tomato-study-prometheus
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