Package org.apache.hadoop.metrics2.lib

Class Summary
DynamicMetricsRegistry An optional metrics registry class for creating and maintaining a collection of MetricsMutables, making writing metrics source easier.
MetricMutableHistogram A histogram implementation that runs in constant space, and exports to hadoop's metrics2 system.
MetricMutableQuantiles Watches a stream of long values, maintaining online estimates of specific quantiles with provably low error bounds.
MetricsExecutorImpl Class to handle the ScheduledExecutorServiceScheduledExecutorService used by MetricMutableQuantilesMetricMutableQuantiles
 



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