Package org.apache.bookkeeper.stats.prometheus

A stats provider implementation based on {@link https://prometheus.io/}.

Class Summary

Class	Description
DataSketchesOpStatsLogger	OpStatsLogger implementation that uses DataSketches library to calculate the approximated latency quantiles.
LongAdderCounter	Counter implementation based on LongAdder.
PrometheusMetricsProvider	A Prometheus based StatsProvider implementation.
PrometheusServlet	Servlet used to export metrics in prometheus text format.
PrometheusStatsLogger	A Prometheus based StatsLogger implementation.
PrometheusTextFormat	Logic to write metrics in Prometheus text format.
ScopeContext	Holder for a scope and a set of associated labels.
SimpleGauge<T extends java.lang.Number>	A Gauge implementation that forwards on the value supplier.
ThreadScopedDataSketchesStatsLogger	OpStatsLogger implementation that lazily registers OpStatsLoggers per thread with added labels for the threadpool/thresd name and thread no.
ThreadScopedLongAdderCounter	Counter implementation that lazily registers LongAdderCounters per thread * with added labels for the threadpool/thread name and thread no.