org.apache.slider.server.appmaster.operations

Class AsyncRMOperationHandler

java.lang.Object

org.apache.slider.server.appmaster.operations.RMOperationHandler

org.apache.slider.server.appmaster.operations.AsyncRMOperationHandler

All Implemented Interfaces:

RMOperationHandlerActions

public class AsyncRMOperationHandler
extends RMOperationHandler

Hands off RM operations to the Resource Manager.

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	log

Constructor Summary

Constructors

Constructor and Description
AsyncRMOperationHandler(org.apache.hadoop.yarn.client.api.async.AMRMClientAsync client, org.apache.hadoop.yarn.api.records.Resource maxResources)

Method Summary

Methods

Modifier and Type	Method and Description
void	addContainerRequest(org.apache.hadoop.yarn.client.api.AMRMClient.ContainerRequest req) Issue a container request
int	cancelContainerRequests(org.apache.hadoop.yarn.api.records.Priority priority1, org.apache.hadoop.yarn.api.records.Priority priority2, int count) Remove a container request
protected int	cancelSinglePriorityRequests(org.apache.hadoop.yarn.api.records.Priority priority, int count) Cancel just one of the priority levels
void	cancelSingleRequest(org.apache.hadoop.yarn.client.api.AMRMClient.ContainerRequest request) Cancel a specific request
void	releaseAssignedContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId) Release an assigned container

Methods inherited from class org.apache.slider.server.appmaster.operations.RMOperationHandler

execute

Methods inherited from class java.lang.Object

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

Field Detail

log

protected static final org.slf4j.Logger log

Constructor Detail

AsyncRMOperationHandler

public AsyncRMOperationHandler(org.apache.hadoop.yarn.client.api.async.AMRMClientAsync client,
                       org.apache.hadoop.yarn.api.records.Resource maxResources)

Method Detail

cancelContainerRequests

public int cancelContainerRequests(org.apache.hadoop.yarn.api.records.Priority priority1,
                          org.apache.hadoop.yarn.api.records.Priority priority2,
                          int count)

Description copied from interface: RMOperationHandlerActions

Remove a container request

Parameters:

priority1 - priority to remove at

priority2 - second priority to target

count - number to remove

cancelSinglePriorityRequests

protected int cancelSinglePriorityRequests(org.apache.hadoop.yarn.api.records.Priority priority,
                               int count)

Cancel just one of the priority levels

Parameters:

priority - priority to cancel

count - count to cancel

Returns:

number of requests cancelled

cancelSingleRequest

public void cancelSingleRequest(org.apache.hadoop.yarn.client.api.AMRMClient.ContainerRequest request)

Description copied from interface: RMOperationHandlerActions

Cancel a specific request

Parameters:

request - request to cancel

releaseAssignedContainer

public void releaseAssignedContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)

Description copied from interface: RMOperationHandlerActions

Release an assigned container

Parameters:

containerId - container

addContainerRequest

public void addContainerRequest(org.apache.hadoop.yarn.client.api.AMRMClient.ContainerRequest req)

Description copied from interface: RMOperationHandlerActions

Issue a container request