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[JMX Insight] Hadoop jmx metics semconv alignment #14411

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@robsunday robsunday commented Aug 12, 2025

Fixes #14274
Includes:

  • Hadoop JMX metrics semconv alignment
  • Moved yaml with JMX metrics mapping to the library
  • Integration tests for Hadoop 2.x and Hadoop 3.x


| Metric Name | Type | Attributes | Description |
|---------------------------------|---------------|-------------------------------------|--------------------------------------------------------|
| hadoop.dfs.capacity | UpDownCounter | hadoop.node.name | Current raw capacity of data nodes. |
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[for reviewer] Naming prefix of metrics has been change to utilize a metric context (dfs).
Context is described in official docs: https://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-common/Metrics.html

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🔧 The result from spotlessApply was committed to the PR branch.

@robsunday robsunday changed the title Hadoop jmx metics semconv alignment [JMX Insight] Hadoop jmx metics semconv alignment Aug 13, 2025
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jmx hadoop metrics update and align with semconv
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