Package org.apache.hadoop.ipc.metrics

Class RetryCacheMetrics

java.lang.Object

org.apache.hadoop.ipc.metrics.RetryCacheMetrics

@Private
@Metrics(about="Aggregate RetryCache metrics",
         context="rpc")
public class RetryCacheMetrics
extends java.lang.Object

This class is for maintaining the various RetryCache-related statistics and publishing them through the metrics interfaces.

Method Summary

Modifier and Type	Method	Description
static RetryCacheMetrics	create(RetryCache cache)
long	getCacheCleared()
long	getCacheHit()
long	getCacheUpdated()
java.lang.String	getName()
void	incrCacheCleared()	One cache cleared
void	incrCacheHit()	One cache hit event
void	incrCacheUpdated()	One cache updated

Methods inherited from class java.lang.Object

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

Method Detail

getName

public java.lang.String getName()

create

public static RetryCacheMetrics create(RetryCache cache)

incrCacheHit

public void incrCacheHit()

One cache hit event

incrCacheCleared

public void incrCacheCleared()

One cache cleared

incrCacheUpdated

public void incrCacheUpdated()

One cache updated

getCacheHit

public long getCacheHit()

getCacheCleared

public long getCacheCleared()

getCacheUpdated

public long getCacheUpdated()