org.apache.pulsar.broker.stats.prometheus.metrics

Class DataSketchesOpStatsLogger

java.lang.Object

org.apache.pulsar.broker.stats.prometheus.metrics.DataSketchesOpStatsLogger

All Implemented Interfaces:

org.apache.bookkeeper.stats.OpStatsLogger

public class DataSketchesOpStatsLogger
extends Object
implements org.apache.bookkeeper.stats.OpStatsLogger

OpStatsLogger implementation that uses DataSketches library to calculate the approximated latency quantiles.

Constructor Summary

Constructors

Constructor and Description
DataSketchesOpStatsLogger()

Method Summary

Modifier and Type	Method and Description
void	clear()
long	getCount(boolean success)
double	getQuantileValue(boolean success, double quantile)
long	getSum(boolean success)
void	registerFailedEvent(long eventLatency, TimeUnit unit)
void	registerFailedValue(long value)
void	registerSuccessfulEvent(long eventLatency, TimeUnit unit)
void	registerSuccessfulValue(long value)
void	rotateLatencyCollection()
org.apache.bookkeeper.stats.OpStatsData	toOpStatsData()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DataSketchesOpStatsLogger

public DataSketchesOpStatsLogger()

Method Detail

registerFailedEvent

public void registerFailedEvent(long eventLatency,
                                TimeUnit unit)

Specified by:

registerFailedEvent in interface org.apache.bookkeeper.stats.OpStatsLogger

registerSuccessfulEvent

public void registerSuccessfulEvent(long eventLatency,
                                    TimeUnit unit)

Specified by:

registerSuccessfulEvent in interface org.apache.bookkeeper.stats.OpStatsLogger

registerSuccessfulValue

public void registerSuccessfulValue(long value)

Specified by:

registerSuccessfulValue in interface org.apache.bookkeeper.stats.OpStatsLogger

registerFailedValue

public void registerFailedValue(long value)

Specified by:

registerFailedValue in interface org.apache.bookkeeper.stats.OpStatsLogger

toOpStatsData

public org.apache.bookkeeper.stats.OpStatsData toOpStatsData()

Specified by:

toOpStatsData in interface org.apache.bookkeeper.stats.OpStatsLogger

clear

public void clear()

Specified by:

clear in interface org.apache.bookkeeper.stats.OpStatsLogger

rotateLatencyCollection

public void rotateLatencyCollection()

getCount

public long getCount(boolean success)

getSum

public long getSum(boolean success)

getQuantileValue

public double getQuantileValue(boolean success,
                               double quantile)