Package org.apache.hadoop.yarn.server.resourcemanager.recovery

Class ZKRMStateStoreOpDurations

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.recovery.ZKRMStateStoreOpDurations

All Implemented Interfaces:

org.apache.hadoop.metrics2.MetricsSource

@Private
@Unstable
@Metrics(context="ZKRMStateStore-op-durations")
public final class ZKRMStateStoreOpDurations
extends Object
implements org.apache.hadoop.metrics2.MetricsSource

Class to capture the performance metrics of ZKRMStateStore. This should be a singleton.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final org.apache.hadoop.metrics2.MetricsInfo	RECORD_INFO

Method Summary

Modifier and Type	Method	Description
void	addLoadStateCallDuration(long value)
void	addRemoveApplicationStateCallDuration(long value)
void	addStoreApplicationStateCallDuration(long value)
void	addUpdateApplicationStateCallDuration(long value)
static ZKRMStateStoreOpDurations	getInstance()
void	getMetrics(org.apache.hadoop.metrics2.MetricsCollector collector, boolean all)

Methods inherited from class java.lang.Object

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

Field Details

RECORD_INFO

protected static final org.apache.hadoop.metrics2.MetricsInfo RECORD_INFO

Method Details

getInstance

public static ZKRMStateStoreOpDurations getInstance()

getMetrics

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

Specified by:

getMetrics in interface org.apache.hadoop.metrics2.MetricsSource

addLoadStateCallDuration

public void addLoadStateCallDuration(long value)

addStoreApplicationStateCallDuration

public void addStoreApplicationStateCallDuration(long value)

addUpdateApplicationStateCallDuration

public void addUpdateApplicationStateCallDuration(long value)

addRemoveApplicationStateCallDuration

public void addRemoveApplicationStateCallDuration(long value)