Package com.linkedin.venice.stats

Class LongAdderRateGauge

java.lang.Object

io.tehuti.metrics.stats.Gauge

com.linkedin.venice.stats.LongAdderRateGauge

All Implemented Interfaces:

io.tehuti.metrics.Measurable, io.tehuti.metrics.MeasurableStat, io.tehuti.metrics.Stat

public class LongAdderRateGauge
extends io.tehuti.metrics.stats.Gauge

This metric class is to optimize for high write throughput, low read throughput measurement use case instead of real-time measurement. The smallest measurement interval is 30 seconds.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	RATE_GAUGE_CACHE_DURATION_IN_SECONDS

Constructor Summary

Constructors

Constructor	Description
LongAdderRateGauge()
LongAdderRateGauge(Time time)

Method Summary

Modifier and Type	Method	Description
double	getRate()
double	measure(io.tehuti.metrics.MetricConfig config, long currentTimeMs)
void	record()
void	record(double value, long now)
void	record(long amount)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.tehuti.metrics.Measurable

measureWithExtraValue

Field Details

RATE_GAUGE_CACHE_DURATION_IN_SECONDS

public static final int RATE_GAUGE_CACHE_DURATION_IN_SECONDS

See Also:

• Constant Field Values

Constructor Details

LongAdderRateGauge

public LongAdderRateGauge()

LongAdderRateGauge

public LongAdderRateGauge(Time time)

Method Details

record

public void record()

record

public void record(long amount)

record

public void record(double value,
 long now)

Specified by:

record in interface io.tehuti.metrics.Stat

Overrides:

record in class io.tehuti.metrics.stats.Gauge

measure

public double measure(io.tehuti.metrics.MetricConfig config,
 long currentTimeMs)

Specified by:

measure in interface io.tehuti.metrics.Measurable

Overrides:

measure in class io.tehuti.metrics.stats.Gauge

getRate

public double getRate()