Class HistogramImpl

java.lang.Object
org.apache.hadoop.hbase.metrics.impl.HistogramImpl
All Implemented Interfaces:
Histogram, Metric

@Private public class HistogramImpl extends Object implements Histogram
Custom histogram implementation based on FastLongHistogram. Dropwizard-based histograms are slow compared to this implementation, so we are using our implementation here. See HBASE-15222.