org.apache.flink.runtime.metrics.groups

类 TaskIOMetricGroup

java.lang.Object

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

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

所有已实现的接口:

org.apache.flink.metrics.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.

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	TaskIOMetricGroup.SizeSupplier<R> Supplier for sizes.

字段概要

从类继承的字段 org.apache.flink.runtime.metrics.groups.ProxyMetricGroup

parentMetricGroup

构造器概要

构造器

构造器和说明
TaskIOMetricGroup(TaskMetricGroup parent)
TaskIOMetricGroup(TaskMetricGroup parent, org.apache.flink.util.clock.Clock clock)

方法概要

限定符和类型	方法和说明
IOMetrics	createSnapshot()
long	getAccumulatedBackPressuredTimeMs()
long	getBackPressuredTimeMsPerSecond()
TimerGauge	getChangelogBusyTimeMsPerSecond()
TimerGauge	getHardBackPressuredTimePerSecond()
TimerGauge	getIdleTimeMsPerSecond()
org.apache.flink.metrics.Histogram	getMailboxLatency()
org.apache.flink.metrics.Gauge<Integer>	getMailboxSize()
org.apache.flink.metrics.Meter	getMailboxThroughput()
org.apache.flink.metrics.Counter	getNumBuffersOutCounter()
org.apache.flink.metrics.Counter	getNumBytesInCounter()
org.apache.flink.metrics.Counter	getNumBytesOutCounter()
org.apache.flink.metrics.Counter	getNumFiredTimers()
org.apache.flink.metrics.Counter	getNumMailsProcessedCounter()
org.apache.flink.metrics.Counter	getNumRecordsInCounter()
org.apache.flink.metrics.Counter	getNumRecordsOutCounter()
TimerGauge	getSoftBackPressuredTimePerSecond()
long	getTaskInitializationDuration() Returns the duration of time required for a task's restoring/initialization, which reaches its maximum when the task begins running and remains constant throughout the task's running.
void	markTaskInitializationStarted()
void	markTaskStart()
void	registerMailboxSizeSupplier(TaskIOMetricGroup.SizeSupplier<Integer> supplier)
void	registerResultPartitionBytesCounter(IntermediateResultPartitionID resultPartitionId, ResultPartitionBytesCounter resultPartitionBytesCounter)
void	reuseRecordsInputCounter(org.apache.flink.metrics.Counter numRecordsInCounter)
void	reuseRecordsOutputCounter(org.apache.flink.metrics.Counter numRecordsOutCounter)
void	setEnableBusyTime(boolean enabled)

从类继承的方法 org.apache.flink.runtime.metrics.groups.ProxyMetricGroup

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

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.metrics.MetricGroup

addGroup, counter, counter, gauge, histogram, meter

构造器详细资料

TaskIOMetricGroup

public TaskIOMetricGroup(TaskMetricGroup parent)

TaskIOMetricGroup

public TaskIOMetricGroup(TaskMetricGroup parent,
                         org.apache.flink.util.clock.Clock clock)

方法详细资料

createSnapshot

public IOMetrics createSnapshot()

getNumBytesInCounter

public org.apache.flink.metrics.Counter getNumBytesInCounter()

getNumBytesOutCounter

public org.apache.flink.metrics.Counter getNumBytesOutCounter()

getNumRecordsInCounter

public org.apache.flink.metrics.Counter getNumRecordsInCounter()

getNumRecordsOutCounter

public org.apache.flink.metrics.Counter getNumRecordsOutCounter()

getNumBuffersOutCounter

public org.apache.flink.metrics.Counter getNumBuffersOutCounter()

getNumFiredTimers

public org.apache.flink.metrics.Counter getNumFiredTimers()

getNumMailsProcessedCounter

public org.apache.flink.metrics.Counter getNumMailsProcessedCounter()

getIdleTimeMsPerSecond

public TimerGauge getIdleTimeMsPerSecond()

getSoftBackPressuredTimePerSecond

public TimerGauge getSoftBackPressuredTimePerSecond()

getHardBackPressuredTimePerSecond

public TimerGauge getHardBackPressuredTimePerSecond()

getChangelogBusyTimeMsPerSecond

public TimerGauge getChangelogBusyTimeMsPerSecond()

getBackPressuredTimeMsPerSecond

public long getBackPressuredTimeMsPerSecond()

getAccumulatedBackPressuredTimeMs

public long getAccumulatedBackPressuredTimeMs()

markTaskStart

public void markTaskStart()

markTaskInitializationStarted

public void markTaskInitializationStarted()

getTaskInitializationDuration

@VisibleForTesting
public long getTaskInitializationDuration()

Returns the duration of time required for a task's restoring/initialization, which reaches its maximum when the task begins running and remains constant throughout the task's running. Return 0 when the task is not in initialization/running status.

setEnableBusyTime

public void setEnableBusyTime(boolean enabled)

getMailboxThroughput

public org.apache.flink.metrics.Meter getMailboxThroughput()

getMailboxLatency

public org.apache.flink.metrics.Histogram getMailboxLatency()

getMailboxSize

public org.apache.flink.metrics.Gauge<Integer> getMailboxSize()

reuseRecordsInputCounter

public void reuseRecordsInputCounter(org.apache.flink.metrics.Counter numRecordsInCounter)

reuseRecordsOutputCounter

public void reuseRecordsOutputCounter(org.apache.flink.metrics.Counter numRecordsOutCounter)

registerResultPartitionBytesCounter

public void registerResultPartitionBytesCounter(IntermediateResultPartitionID resultPartitionId,
                                                ResultPartitionBytesCounter resultPartitionBytesCounter)

registerMailboxSizeSupplier

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