Package org.apache.hadoop.mapreduce.v2.app

Class TaskAttemptFinishingMonitor

java.lang.Object

org.apache.hadoop.service.AbstractService

org.apache.hadoop.yarn.util.AbstractLivelinessMonitor<org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId>

org.apache.hadoop.mapreduce.v2.app.TaskAttemptFinishingMonitor

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.hadoop.service.Service

public class TaskAttemptFinishingMonitor
extends org.apache.hadoop.yarn.util.AbstractLivelinessMonitor<org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId>

This class generates TA_TIMED_OUT if the task attempt stays in FINISHING state for too long.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

org.apache.hadoop.service.Service.STATE

Field Summary

Fields inherited from class org.apache.hadoop.yarn.util.AbstractLivelinessMonitor

DEFAULT_EXPIRE

Constructor Summary

Constructors

Constructor	Description
TaskAttemptFinishingMonitor(org.apache.hadoop.yarn.event.EventHandler eventHandler)

Method Summary

Modifier and Type	Method	Description
protected void	expire(org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId id)
void	init(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class org.apache.hadoop.yarn.util.AbstractLivelinessMonitor

getExpireInterval, receivedPing, register, register, resetTimer, serviceStart, serviceStop, setExpireInterval, setMonitorInterval, setResetTimeOnStart, unregister

Methods inherited from class org.apache.hadoop.service.AbstractService

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, serviceInit, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

Methods inherited from class java.lang.Object

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

Constructor Detail

TaskAttemptFinishingMonitor

public TaskAttemptFinishingMonitor(org.apache.hadoop.yarn.event.EventHandler eventHandler)

Method Detail

init

public void init(org.apache.hadoop.conf.Configuration conf)

Specified by:

init in interface org.apache.hadoop.service.Service

Overrides:

init in class org.apache.hadoop.service.AbstractService

expire

protected void expire(org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId id)

Specified by:

expire in class org.apache.hadoop.yarn.util.AbstractLivelinessMonitor<org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId>