org.apache.hadoop.yarn.api.protocolrecords

Class IncreaseContainersResourceRequest

java.lang.Object

org.apache.hadoop.yarn.api.protocolrecords.IncreaseContainersResourceRequest

@InterfaceAudience.Public
@InterfaceStability.Unstable
public abstract class IncreaseContainersResourceRequest
extends Object

The request sent by Application Master to the Node Manager to change the resource quota of a container.

See Also:

ContainerManagementProtocol.increaseContainersResource(IncreaseContainersResourceRequest)

Constructor Summary

Constructors

Constructor and Description
IncreaseContainersResourceRequest()

Method Summary

Methods

Modifier and Type	Method and Description
abstract List<Token>	getContainersToIncrease() Get a list of container tokens to be used for authorization during container resource increase.
static IncreaseContainersResourceRequest	newInstance(List<Token> containersToIncrease)
abstract void	setContainersToIncrease(List<Token> containersToIncrease) Set container tokens to be used during container resource increase.

Methods inherited from class java.lang.Object

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

Constructor Detail

IncreaseContainersResourceRequest

public IncreaseContainersResourceRequest()

Method Detail

newInstance

@InterfaceAudience.Public
@InterfaceStability.Unstable
public static IncreaseContainersResourceRequest newInstance(List<Token> containersToIncrease)

getContainersToIncrease

@InterfaceAudience.Public
@InterfaceStability.Unstable
public abstract List<Token> getContainersToIncrease()

Get a list of container tokens to be used for authorization during container resource increase.

Note: NMToken will be used for authenticating communication with NodeManager.

Returns:

the list of container tokens to be used for authorization during container resource increase.

See Also:

NMToken

setContainersToIncrease

@InterfaceAudience.Public
@InterfaceStability.Unstable
public abstract void setContainersToIncrease(List<Token> containersToIncrease)

Set container tokens to be used during container resource increase. The token is acquired from AllocateResponse.getIncreasedContainers. The token contains the container id and resource capability required for container resource increase.

Parameters:

containersToIncrease - the list of container tokens to be used for container resource increase.