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flink-learning-basic/flink-learning-metrics/README.md

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Metrics 类型

  • Counter
  • Gauge
  • Histogram
  • Meter

com.zhisheng.metrics.custom 包下面有上面四种 Metrics 类型的自定义测试类,其中自定义 Histogram 和 Meter 需要引入依赖:

xml
<dependency>
    <groupId>org.apache.flink</groupId>
    <artifactId>flink-metrics-dropwizard</artifactId>
    <version>${flink.version}</version>
</dependency>

关于 Flink Metrics 的源码解析可以参考我的博客:

Flink Metrics 源码解析