Package org.apache.hadoop.hbase.regionserver

Interface MetricsUserSource

All Superinterfaces:

Comparable<MetricsUserSource>

All Known Implementing Classes:

MetricsUserSourceImpl

@Private
public interface MetricsUserSource
extends Comparable<MetricsUserSource>

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	MetricsUserSource.ClientMetrics

Method Summary

Modifier and Type	Method	Description
void	deregister()
Map<String,MetricsUserSource.ClientMetrics>	getClientMetrics()	Metrics collected at client level for a user(needed for reporting through clusterStatus and hbtop currently)
void	getMetrics(org.apache.hadoop.metrics2.MetricsCollector metricsCollector, boolean all)
MetricsUserSource.ClientMetrics	getOrCreateMetricsClient(String hostName)	Create a instance of ClientMetrics if not present otherwise return the previous one
String	getUser()
void	register()
void	updateAppend(long time, long blockBytesScanned)
void	updateCheckAndMutate(long blockBytesScanned)
void	updateDelete(long t)
void	updateGet(long time, long blockBytesScanned)
void	updateIncrement(long time, long blockBytesScanned)
void	updatePut(long t)
void	updateReplay(long t)
void	updateScan(long time, long blockBytesScanned)

Methods inherited from interface java.lang.Comparable

compareTo

Method Details

getUser

String getUser()

register

void register()

deregister

void deregister()

updatePut

void updatePut(long t)

updateDelete

void updateDelete(long t)

updateGet

void updateGet(long time,
 long blockBytesScanned)

updateIncrement

void updateIncrement(long time,
 long blockBytesScanned)

updateAppend

void updateAppend(long time,
 long blockBytesScanned)

updateReplay

void updateReplay(long t)

updateScan

void updateScan(long time,
 long blockBytesScanned)

updateCheckAndMutate

void updateCheckAndMutate(long blockBytesScanned)

getMetrics

void getMetrics(org.apache.hadoop.metrics2.MetricsCollector metricsCollector,
 boolean all)

getClientMetrics

Map<String,MetricsUserSource.ClientMetrics> getClientMetrics()

Metrics collected at client level for a user(needed for reporting through clusterStatus and hbtop currently)

Returns:

metrics per hostname

getOrCreateMetricsClient

MetricsUserSource.ClientMetrics getOrCreateMetricsClient(String hostName)

Create a instance of ClientMetrics if not present otherwise return the previous one

Parameters:

hostName - hostname of the client

Returns:

Instance of ClientMetrics