org.apache.solr.util.stats

Class Meter

java.lang.Object

org.apache.solr.util.stats.Meter

public class Meter
extends Object

A meter metric which measures mean throughput and one-, five-, and fifteen-minute exponentially-weighted moving average throughputs.

See Also:

EMA

Method Summary

Methods

Modifier and Type	Method and Description
long	getCount()
String	getEventType()
double	getFifteenMinuteRate()
double	getFiveMinuteRate()
double	getMeanRate()
double	getOneMinuteRate()
TimeUnit	getRateUnit()
void	mark() Mark the occurrence of an event.
void	mark(long n) Mark the occurrence of a given number of events.

Methods inherited from class java.lang.Object

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

Method Detail

getRateUnit

public TimeUnit getRateUnit()

getEventType

public String getEventType()

mark

public void mark()

Mark the occurrence of an event.

mark

public void mark(long n)

Mark the occurrence of a given number of events.

Parameters:

n - the number of events

getCount

public long getCount()

getFifteenMinuteRate

public double getFifteenMinuteRate()

getFiveMinuteRate

public double getFiveMinuteRate()

getMeanRate

public double getMeanRate()

getOneMinuteRate

public double getOneMinuteRate()