| Package | Description | 
|---|---|
| org.apache.hadoop.fs.azure.metrics | 
 
Infrastructure for a Metrics2 source that provides information on Windows 
Azure Filesystem for Hadoop instances. 
 | 
| 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.lib | 
 A collection of library classes for implementing metrics sources 
 | 
| org.apache.hadoop.metrics2.sink | 
 Builtin metrics sinks 
 | 
| org.apache.hadoop.metrics2.util | 
 General helpers for implementing source and sinks 
 | 
| Class and Description | 
|---|
| MetricsCollector
 The metrics collector interface 
 | 
| MetricsInfo
 Interface to provide immutable metainfo for metrics. 
 | 
| MetricsSource
 The source of metrics information. 
 | 
| Class and Description | 
|---|
| AbstractMetric
 The immutable metric 
 | 
| MetricsCollector
 The metrics collector interface 
 | 
| MetricsInfo
 Interface to provide immutable metainfo for metrics. 
 | 
| MetricsPlugin
 The plugin interface for the metrics framework 
 | 
| MetricsRecord
 An immutable snapshot of metrics with a timestamp 
 | 
| MetricsRecordBuilder
 The metrics record builder interface 
 | 
| MetricsSink
 The metrics sink interface. 
 | 
| MetricsSystemMXBean
 The JMX interface to the metrics system 
 | 
| MetricsTag
 Immutable tag for metrics (for grouping on host/queue/username etc.) 
 | 
| MetricStringBuilder
 Build a string dump of the metrics. 
 | 
| MetricsVisitor
 A visitor interface for metrics 
 | 
| Class and Description | 
|---|
| MetricsFilter
 The metrics filter interface. 
 | 
| MetricsPlugin
 The plugin interface for the metrics framework 
 | 
| Class and Description | 
|---|
| MetricsInfo
 Interface to provide immutable metainfo for metrics. 
 | 
| MetricsRecordBuilder
 The metrics record builder interface 
 | 
| MetricsSystem
 The metrics system interface. 
 | 
| MetricsTag
 Immutable tag for metrics (for grouping on host/queue/username etc.) 
 | 
| Class and Description | 
|---|
| MetricsPlugin
 The plugin interface for the metrics framework 
 | 
| MetricsRecord
 An immutable snapshot of metrics with a timestamp 
 | 
| MetricsSink
 The metrics sink interface. 
 | 
| Class and Description | 
|---|
| MetricsRecord
 An immutable snapshot of metrics with a timestamp 
 | 
| MetricsTag
 Immutable tag for metrics (for grouping on host/queue/username etc.) 
 | 
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