org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica
Class FiCaSchedulerApp

java.lang.Object
  org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt
      org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp

@InterfaceAudience.Private
@InterfaceStability.Unstable
public class FiCaSchedulerApp
extends SchedulerApplicationAttempt

Represents an application attempt from the viewpoint of the FIFO or Capacity scheduler.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt

SchedulerApplicationAttempt.ContainersAndNMTokensAllocation

Field Summary

Fields inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt

appSchedulingInfo, currentConsumption, currentReservation, isStopped, lastMemoryAggregateAllocationUpdateTime, lastScheduledContainer, liveContainers, newlyAllocatedContainers, queue, reservedContainers, rmContext

Constructor Summary

FiCaSchedulerApp(org.apache.hadoop.yarn.api.records.ApplicationAttemptId applicationAttemptId, String user, Queue queue, ActiveUsersManager activeUsersManager, RMContext rmContext)

Method Summary

void	addPreemptContainer(org.apache.hadoop.yarn.api.records.ContainerId cont)
RMContainer	allocate(NodeType type, FiCaSchedulerNode node, org.apache.hadoop.yarn.api.records.Priority priority, org.apache.hadoop.yarn.api.records.ResourceRequest request, org.apache.hadoop.yarn.api.records.Container container)
boolean	containerCompleted(RMContainer rmContainer, org.apache.hadoop.yarn.api.records.ContainerStatus containerStatus, RMContainerEventType event)
Allocation	getAllocation(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc, org.apache.hadoop.yarn.api.records.Resource clusterResource, org.apache.hadoop.yarn.api.records.Resource minimumAllocation) This method produces an Allocation that includes the current view of the resources that will be allocated to and preempted from this application.
org.apache.hadoop.yarn.api.records.Resource	getHeadroom() Get available headroom in terms of resources for the application's user.
CapacityHeadroomProvider	getHeadroomProvider()
float	getLocalityWaitFactor(org.apache.hadoop.yarn.api.records.Priority priority, int clusterNodes)
org.apache.hadoop.yarn.api.records.NodeId	getNodeIdToUnreserve(org.apache.hadoop.yarn.api.records.Priority priority, org.apache.hadoop.yarn.api.records.Resource capability)
org.apache.hadoop.yarn.api.records.Resource	getTotalPendingRequests()
void	setHeadroomProvider(CapacityHeadroomProvider headroomProvider)
void	transferStateFromPreviousAttempt(SchedulerApplicationAttempt appAttempt)
boolean	unreserve(FiCaSchedulerNode node, org.apache.hadoop.yarn.api.records.Priority priority)

Methods inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt

addReReservation, addSchedulingOpportunity, containerLaunchedOnNode, getAMResource, getApplicationAttemptId, getApplicationId, getCurrentConsumption, getCurrentReservation, getLastScheduledContainer, getLiveContainers, getLiveContainersMap, getNewContainerId, getNumReservedContainers, getPendingRelease, getPriorities, getQueue, getQueueName, getReReservations, getReservedContainers, getResource, getResourceLimit, getResourceRequest, getResourceRequests, getResourceUsageReport, getRMContainer, getSchedulingOpportunities, getTotalRequiredResources, getUnmanagedAM, getUser, isAmRunning, isBlacklisted, isPending, isReserved, isStopped, move, pullNewlyAllocatedContainersAndNMTokens, recoverContainer, recoverResourceRequests, reserve, resetReReservations, resetSchedulingOpportunities, resetSchedulingOpportunities, setAMResource, setAmRunning, setHeadroom, showRequests, stop, subtractSchedulingOpportunity, updateBlacklist, updateResourceRequests

Methods inherited from class java.lang.Object

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

Constructor Detail

FiCaSchedulerApp

public FiCaSchedulerApp(org.apache.hadoop.yarn.api.records.ApplicationAttemptId applicationAttemptId,
                        String user,
                        Queue queue,
                        ActiveUsersManager activeUsersManager,
                        RMContext rmContext)

Method Detail

containerCompleted

public boolean containerCompleted(RMContainer rmContainer,
                                  org.apache.hadoop.yarn.api.records.ContainerStatus containerStatus,
                                  RMContainerEventType event)

allocate

public RMContainer allocate(NodeType type,
                            FiCaSchedulerNode node,
                            org.apache.hadoop.yarn.api.records.Priority priority,
                            org.apache.hadoop.yarn.api.records.ResourceRequest request,
                            org.apache.hadoop.yarn.api.records.Container container)

unreserve

public boolean unreserve(FiCaSchedulerNode node,
                         org.apache.hadoop.yarn.api.records.Priority priority)

getLocalityWaitFactor

public float getLocalityWaitFactor(org.apache.hadoop.yarn.api.records.Priority priority,
                                   int clusterNodes)

getTotalPendingRequests

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

addPreemptContainer

public void addPreemptContainer(org.apache.hadoop.yarn.api.records.ContainerId cont)

getAllocation

public Allocation getAllocation(org.apache.hadoop.yarn.util.resource.ResourceCalculator rc,
                                org.apache.hadoop.yarn.api.records.Resource clusterResource,
                                org.apache.hadoop.yarn.api.records.Resource minimumAllocation)

This method produces an Allocation that includes the current view of the resources that will be allocated to and preempted from this application.

Parameters:

rc -

clusterResource -

minimumAllocation -

Returns:

an allocation

getNodeIdToUnreserve

public org.apache.hadoop.yarn.api.records.NodeId getNodeIdToUnreserve(org.apache.hadoop.yarn.api.records.Priority priority,
                                                                      org.apache.hadoop.yarn.api.records.Resource capability)

setHeadroomProvider

public void setHeadroomProvider(CapacityHeadroomProvider headroomProvider)

getHeadroomProvider

public CapacityHeadroomProvider getHeadroomProvider()

getHeadroom

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

Description copied from class: SchedulerApplicationAttempt

Get available headroom in terms of resources for the application's user.

Overrides:

getHeadroom in class SchedulerApplicationAttempt

Returns:

available resource headroom

transferStateFromPreviousAttempt

public void transferStateFromPreviousAttempt(SchedulerApplicationAttempt appAttempt)

Overrides:

transferStateFromPreviousAttempt in class SchedulerApplicationAttempt