@InterfaceAudience.Public @InterfaceStability.Evolving

Package org.apache.hadoop.metrics2.lib

Class Summary

Class	Description
DynamicMetricsRegistry	An optional metrics registry class for creating and maintaining a collection of MetricsMutables, making writing metrics source easier.
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
MutableHistogram	A histogram implementation that runs in constant space, and exports to hadoop2's metrics2 system.
MutableRangeHistogram	Extended histogram implementation with metric range counters.
MutableSizeHistogram	Extended histogram implementation with counters for metric size ranges.
MutableTimeHistogram	Extended histogram implementation with counters for metric time ranges.