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, lastScheduledContainer, liveContainers, newlyAllocatedContainers, queue, reservedContainers, rmContext

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
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.
float	getLocalityWaitFactor(org.apache.hadoop.yarn.api.records.Priority priority, int clusterNodes)
org.apache.hadoop.yarn.api.records.Resource	getTotalPendingRequests()
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, getHeadroom, getLastScheduledContainer, getLiveContainers, getLiveContainersMap, getNewContainerId, getNumReservedContainers, 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, transferStateFromPreviousAttempt, 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