org.apache.tez.dag.app.rm

Class LocalTaskSchedulerService

java.lang.Object

org.apache.tez.serviceplugins.api.TaskScheduler

org.apache.tez.dag.app.rm.LocalTaskSchedulerService

All Implemented Interfaces:

ServicePluginLifecycle

public class LocalTaskSchedulerService
extends TaskScheduler

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.tez.serviceplugins.api.TaskScheduler

TaskScheduler.SchedulerTaskState

Constructor Summary

Constructors

Constructor and Description
LocalTaskSchedulerService(TaskSchedulerContext taskSchedulerContext)

Method Summary

Modifier and Type	Method and Description
void	allocateTask(Object task, org.apache.hadoop.yarn.api.records.Resource capability, org.apache.hadoop.yarn.api.records.ContainerId containerId, org.apache.hadoop.yarn.api.records.Priority priority, Object containerSignature, Object clientCookie)
void	allocateTask(Object task, org.apache.hadoop.yarn.api.records.Resource capability, String[] hosts, String[] racks, org.apache.hadoop.yarn.api.records.Priority priority, Object containerSignature, Object clientCookie)
void	blacklistNode(org.apache.hadoop.yarn.api.records.NodeId nodeId)
protected org.apache.tez.dag.app.rm.LocalTaskSchedulerService.AsyncDelegateRequestHandler	createRequestHandler(org.apache.hadoop.conf.Configuration conf)
void	dagComplete()
Object	deallocateContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)
boolean	deallocateTask(Object task, boolean taskSucceeded, TaskAttemptEndReason endReason, String diagnostics)
org.apache.hadoop.yarn.api.records.Resource	getAvailableResources()
int	getClusterNodeCount()
org.apache.hadoop.yarn.api.records.Resource	getTotalResources()
boolean	hasUnregistered()
void	initialize()
void	initiateStop()
void	setShouldUnregister()
void	shutdown()
void	start()
void	unblacklistNode(org.apache.hadoop.yarn.api.records.NodeId nodeId)

Methods inherited from class org.apache.tez.serviceplugins.api.TaskScheduler

getContext, taskStateUpdated

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalTaskSchedulerService

public LocalTaskSchedulerService(TaskSchedulerContext taskSchedulerContext)

Method Detail

getAvailableResources

public org.apache.hadoop.yarn.api.records.Resource getAvailableResources()

Specified by:

getAvailableResources in class TaskScheduler

getClusterNodeCount

public int getClusterNodeCount()

Specified by:

getClusterNodeCount in class TaskScheduler

dagComplete

public void dagComplete()

Specified by:

dagComplete in class TaskScheduler

getTotalResources

public org.apache.hadoop.yarn.api.records.Resource getTotalResources()

Specified by:

getTotalResources in class TaskScheduler

blacklistNode

public void blacklistNode(org.apache.hadoop.yarn.api.records.NodeId nodeId)

Specified by:

blacklistNode in class TaskScheduler

unblacklistNode

public void unblacklistNode(org.apache.hadoop.yarn.api.records.NodeId nodeId)

Specified by:

unblacklistNode in class TaskScheduler

allocateTask

public void allocateTask(Object task,
                         org.apache.hadoop.yarn.api.records.Resource capability,
                         String[] hosts,
                         String[] racks,
                         org.apache.hadoop.yarn.api.records.Priority priority,
                         Object containerSignature,
                         Object clientCookie)

Specified by:

allocateTask in class TaskScheduler

allocateTask

public void allocateTask(Object task,
                         org.apache.hadoop.yarn.api.records.Resource capability,
                         org.apache.hadoop.yarn.api.records.ContainerId containerId,
                         org.apache.hadoop.yarn.api.records.Priority priority,
                         Object containerSignature,
                         Object clientCookie)

Specified by:

allocateTask in class TaskScheduler

deallocateTask

public boolean deallocateTask(Object task,
                              boolean taskSucceeded,
                              TaskAttemptEndReason endReason,
                              String diagnostics)

Specified by:

deallocateTask in class TaskScheduler

deallocateContainer

public Object deallocateContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)

Specified by:

deallocateContainer in class TaskScheduler

initialize

public void initialize()

Specified by:

initialize in interface ServicePluginLifecycle

Overrides:

initialize in class TaskScheduler

createRequestHandler

protected org.apache.tez.dag.app.rm.LocalTaskSchedulerService.AsyncDelegateRequestHandler createRequestHandler(org.apache.hadoop.conf.Configuration conf)

start

public void start()

Specified by:

start in interface ServicePluginLifecycle

Overrides:

start in class TaskScheduler

shutdown

public void shutdown()
              throws InterruptedException

Specified by:

shutdown in interface ServicePluginLifecycle

Overrides:

shutdown in class TaskScheduler

Throws:

InterruptedException

setShouldUnregister

public void setShouldUnregister()

Specified by:

setShouldUnregister in class TaskScheduler

hasUnregistered

public boolean hasUnregistered()

Specified by:

hasUnregistered in class TaskScheduler

initiateStop

public void initiateStop()

Overrides:

initiateStop in class TaskScheduler