PushGateway+Prometheus+Grafana构建Flink实时监控

# 组件简介flink APP和linux system两部分，是我们要收集指标数据的组件Pushgateway：是一个推送收集和推送数据的组件Node_exporter：数据导出组件Prometheus：系统监控和预警框架Grafana：可视化展示平台

# 环境搭建
注意，如果浏览器访问不到，iptables -I INPUT -p tcp --dport 9090 -j ACCEPT1.0. flink
下载安装包 https://archive.apache.org/dist/flink/flink-1.13.1/1.1. 将 flink-metrics-prometheus_2.11-1.13.1.jar 到lib目录
下载安装包 https://repo1.maven.org/maven2/org/apache/flink/flink-metrics-prometheus_2.11/1.13.1/flink-metrics-prometheus_2.11-1.13.1.jar1.2. 修改conf/flink-conf.yaml
metrics.reporter.promgateway.class: org.apache.flink.metrics.prometheus.PrometheusPushGatewayReporter
metrics.reporter.promgateway.host: 192.168.198.198
metrics.reporter.promgateway.port: 9091
metrics.reporter.promgateway.jobName: metricsJob
metrics.reporter.promgateway.randomJobNameSuffix: tr