| Package | Description | 
|---|---|
| org.apache.hadoop.metrics2 | 
 Metrics 2.0 
 | 
| org.apache.hadoop.metrics2.filter | 
 Builtin metrics filters (to be used in metrics config files) 
 | 
| org.apache.hadoop.metrics2.sink | 
 Builtin metrics sinks 
 | 
| Modifier and Type | Interface and Description | 
|---|---|
interface  | 
MetricsSink
The metrics sink interface. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
MetricsFilter
The metrics filter interface. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
org.apache.hadoop.metrics2.filter.AbstractPatternFilter
Base class for pattern based filters 
 | 
class  | 
GlobFilter
A glob pattern filter for metrics. 
 | 
class  | 
RegexFilter
A regex pattern filter for metrics 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
FileSink
A metrics sink that writes to a file 
 | 
class  | 
GraphiteSink
A metrics sink that writes to a Graphite server 
 | 
class  | 
KafkaSink
A metrics sink that writes to a Kafka broker. 
 | 
class  | 
RollingFileSystemSink
This class is a metrics sink that uses
  
FileSystem to write the metrics logs. | 
class  | 
StatsDSink
A metrics sink that writes metrics to a StatsD daemon. 
 | 
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