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  • java练习生

    SkyWalking:

    运行jar包前执行skywalking的准备方法,如果通过Dockerfile部署:

    ### 基础镜像,openjkd使用11.0.3-slim
    FROM harbor-t.vcredit.com.local/yunwei/openjdk:11.0.3-slim-sw8.1
    #声明一个挂载点,容器内此路径会对应宿主机的某个文件夹
    VOLUME /tmp
    #声明工作目录
    WORKDIR /home
    #应用构建成功后的jar文件被复制到镜像的工作目录内,名字也改成了app.jar
    COPY target/*.jar /home/app.jar
    #添加运行权限
    RUN chmod +x app.jar
    #设置时区,容器时间与主机时间保持一致
    RUN /bin/cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo 'Asia/Shanghai' >/etc/timezone
    #启动容器时的进程
    ENTRYPOINT java -javaagent:/home/agent/skywalking-agent.jar -jar /home/app.jar $ARGS --spring.profiles.active=$PROFILE

    Prometheus:

    1.添加依赖

            <!--prometheus监控服务-->
            <dependency>
                <groupId>io.micrometer</groupId>
                <artifactId>micrometer-registry-prometheus</artifactId>
            </dependency>

    2.添加配置(application.yml)

    management:
      metrics:
        tags:
          application: ${spring.application.name}
        export:
          prometheus:
            enabled: true
          jmx:
            enabled: true
      endpoints:
        web:
          exposure:
            include: '*'
    #      base-path: /metrics # 默认:actuator

    3.启动类添加Bean,来监控 JVM 性能指标信息

    import io.micrometer.core.instrument.MeterRegistry;
    import lombok.extern.slf4j.Slf4j;
    import org.springframework.beans.factory.annotation.Value;
    import org.springframework.boot.SpringApplication;
    import org.springframework.boot.actuate.autoconfigure.metrics.MeterRegistryCustomizer;
    import org.springframework.boot.autoconfigure.SpringBootApplication;
    import org.springframework.context.annotation.Bean;
    import org.springframework.core.env.ConfigurableEnvironment;
    
    @EnableApolloConfig
    @SpringBootApplication(scanBasePackages = "com.vcredit.fts")
    @EnableEcmService
    @Slf4j
    public class FtsProcessApplication {
        @Bean
        MeterRegistryCustomizer<MeterRegistry> configurer( @Value("${spring.application.name}") String applicationName) {
            return registry -> registry.config().commonTags("application", applicationName);
        }
    
        public static void main(String[] args) {
            ConfigurableEnvironment environment = SpringApplication.run(FtsProcessApplication.class,args).getEnvironment();
            MainShowInfoUtil.showApplicationSummary(environment);
        }
    }

    4.查看程序信息输出

    prometheus地址:http://localhost:{}/metrics/prometheus

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  • 原文地址:https://www.cnblogs.com/ariter/p/15186209.html
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