org.apache.flink.runtime.metrics.groups

Class TaskIOMetricGroup

java.lang.Object

org.apache.flink.runtime.metrics.groups.ProxyMetricGroup<TaskMetricGroup>

org.apache.flink.runtime.metrics.groups.TaskIOMetricGroup

All Implemented Interfaces:

MetricGroup

public class TaskIOMetricGroup
extends ProxyMetricGroup<TaskMetricGroup>

Metric group that contains shareable pre-defined IO-related metrics. The metrics registration is forwarded to the parent task metric group.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	TaskIOMetricGroup.SizeSupplier<R> Supplier for sizes.

Field Summary

Fields inherited from class org.apache.flink.runtime.metrics.groups.ProxyMetricGroup

parentMetricGroup

Constructor Summary

Constructors

Constructor and Description
TaskIOMetricGroup(TaskMetricGroup parent)

Method Summary

Modifier and Type	Method and Description
IOMetrics	createSnapshot()
long	getAccumulatedBackPressuredTimeMs()
long	getBackPressuredTimeMsPerSecond()
TimerGauge	getHardBackPressuredTimePerSecond()
TimerGauge	getIdleTimeMsPerSecond()
Histogram	getMailboxLatency()
Gauge<Integer>	getMailboxSize()
Meter	getMailboxThroughput()
Counter	getNumBuffersOutCounter()
Counter	getNumBytesInCounter()
Counter	getNumBytesOutCounter()
Counter	getNumMailsProcessedCounter()
Counter	getNumRecordsInCounter()
Counter	getNumRecordsOutCounter()
TimerGauge	getSoftBackPressuredTimePerSecond()
void	markTaskStart()
void	registerMailboxSizeSupplier(TaskIOMetricGroup.SizeSupplier<Integer> supplier)
void	registerResultPartitionBytesCounter(IntermediateResultPartitionID resultPartitionId, ResultPartitionBytesCounter resultPartitionBytesCounter)
void	reuseRecordsInputCounter(Counter numRecordsInCounter)
void	reuseRecordsOutputCounter(Counter numRecordsOutCounter)
void	setEnableBusyTime(boolean enabled)

Methods inherited from class org.apache.flink.runtime.metrics.groups.ProxyMetricGroup

addGroup, addGroup, counter, counter, gauge, getAllVariables, getMetricIdentifier, getMetricIdentifier, getScopeComponents, histogram, meter

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.metrics.MetricGroup

addGroup, counter, counter, gauge, histogram, meter

Constructor Detail

TaskIOMetricGroup

public TaskIOMetricGroup(TaskMetricGroup parent)

Method Detail

createSnapshot

public IOMetrics createSnapshot()

getNumBytesInCounter

public Counter getNumBytesInCounter()

getNumBytesOutCounter

public Counter getNumBytesOutCounter()

getNumRecordsInCounter

public Counter getNumRecordsInCounter()

getNumRecordsOutCounter

public Counter getNumRecordsOutCounter()

getNumBuffersOutCounter

public Counter getNumBuffersOutCounter()

getNumMailsProcessedCounter

public Counter getNumMailsProcessedCounter()

getIdleTimeMsPerSecond

public TimerGauge getIdleTimeMsPerSecond()

getSoftBackPressuredTimePerSecond

public TimerGauge getSoftBackPressuredTimePerSecond()

getHardBackPressuredTimePerSecond

public TimerGauge getHardBackPressuredTimePerSecond()

getBackPressuredTimeMsPerSecond

public long getBackPressuredTimeMsPerSecond()

getAccumulatedBackPressuredTimeMs

public long getAccumulatedBackPressuredTimeMs()

markTaskStart

public void markTaskStart()

setEnableBusyTime

public void setEnableBusyTime(boolean enabled)

getMailboxThroughput

public Meter getMailboxThroughput()

getMailboxLatency

public Histogram getMailboxLatency()

getMailboxSize

public Gauge<Integer> getMailboxSize()

reuseRecordsInputCounter

public void reuseRecordsInputCounter(Counter numRecordsInCounter)

reuseRecordsOutputCounter

public void reuseRecordsOutputCounter(Counter numRecordsOutCounter)

registerResultPartitionBytesCounter

public void registerResultPartitionBytesCounter(IntermediateResultPartitionID resultPartitionId,
                                                ResultPartitionBytesCounter resultPartitionBytesCounter)

registerMailboxSizeSupplier

public void registerMailboxSizeSupplier(TaskIOMetricGroup.SizeSupplier<Integer> supplier)