org.apache.tez.dag.app.rm.node

Class AMNodeImpl

java.lang.Object

org.apache.tez.dag.app.rm.node.AMNodeImpl

All Implemented Interfaces:

org.apache.hadoop.yarn.event.EventHandler<AMNodeEvent>, AMNode

public class AMNodeImpl
extends Object
implements AMNode

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	AMNodeImpl.ContainerAllocatedTransition
protected static class	AMNodeImpl.ContainerAllocatedWhileBlacklistedTransition
protected static class	AMNodeImpl.ContainerAllocatedWhileUnhealthyTransition
protected static class	AMNodeImpl.CountFailedTaskAttemptTransition
protected static class	AMNodeImpl.GenericErrorTransition
protected static class	AMNodeImpl.IgnoreBlacklistingDisabledTransition
protected static class	AMNodeImpl.IgnoreBlacklistingStateChangeTransition
protected static class	AMNodeImpl.NodeTurnedHealthyTransition
protected static class	AMNodeImpl.NodeTurnedUnhealthyTransition
protected static class	AMNodeImpl.TaskAttemptFailedTransition
protected static class	AMNodeImpl.TaskAttemptSucceededTransition
protected static class	AMNodeImpl.TaskAttemptSucceededWhileBlacklistedTransition

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.yarn.event.EventHandler	eventHandler

Constructor Summary

Constructors

Constructor and Description
AMNodeImpl(org.apache.hadoop.yarn.api.records.NodeId nodeId, int maxTaskFailuresPerNode, org.apache.hadoop.yarn.event.EventHandler eventHandler, boolean blacklistingEnabled, AppContext appContext)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	blacklistSelf()
List<org.apache.hadoop.yarn.api.records.ContainerId>	getContainers()
org.apache.hadoop.yarn.api.records.NodeId	getNodeId()
AMNodeState	getState()
void	handle(AMNodeEvent event)
boolean	isBlacklisted()
boolean	isUnhealthy()
boolean	isUsable()
protected boolean	qualifiesForBlacklisting()
protected boolean	registerBadNodeAndShouldBlacklist()

Methods inherited from class java.lang.Object

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

Field Detail

eventHandler

protected org.apache.hadoop.yarn.event.EventHandler eventHandler

Constructor Detail

AMNodeImpl

public AMNodeImpl(org.apache.hadoop.yarn.api.records.NodeId nodeId,
          int maxTaskFailuresPerNode,
          org.apache.hadoop.yarn.event.EventHandler eventHandler,
          boolean blacklistingEnabled,
          AppContext appContext)

Method Detail

getNodeId

public org.apache.hadoop.yarn.api.records.NodeId getNodeId()

Specified by:

getNodeId in interface AMNode

getState

public AMNodeState getState()

Specified by:

getState in interface AMNode

getContainers

public List<org.apache.hadoop.yarn.api.records.ContainerId> getContainers()

Specified by:

getContainers in interface AMNode

handle

public void handle(AMNodeEvent event)

Specified by:

handle in interface org.apache.hadoop.yarn.event.EventHandler<AMNodeEvent>

qualifiesForBlacklisting

protected boolean qualifiesForBlacklisting()

registerBadNodeAndShouldBlacklist

protected boolean registerBadNodeAndShouldBlacklist()

blacklistSelf

protected void blacklistSelf()

isUnhealthy

public boolean isUnhealthy()

Specified by:

isUnhealthy in interface AMNode

isBlacklisted

public boolean isBlacklisted()

Specified by:

isBlacklisted in interface AMNode

isUsable

public boolean isUsable()

Specified by:

isUsable in interface AMNode