| Package | Description | 
|---|---|
| org.apache.hadoop.metrics2.lib | A collection of library classes for implementing metrics sources | 
| Modifier and Type | Method and Description | 
|---|---|
| MetricsRegistry | MetricsRegistry. setContext(String name)Set the metrics context tag | 
| MetricsRegistry | MetricsRegistry. tag(MetricsInfo info,
      String value) | 
| MetricsRegistry | MetricsRegistry. tag(MetricsInfo info,
      String value,
      boolean override)Add a tag to the metrics | 
| MetricsRegistry | MetricsRegistry. tag(String name,
      String description,
      String value)Add a tag to the metrics | 
| MetricsRegistry | MetricsRegistry. tag(String name,
      String description,
      String value,
      boolean override)Add a tag to the metrics | 
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