org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity
Class ReservationQueue

java.lang.Object
  org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.AbstractCSQueue
      org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue
          org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ReservationQueue

All Implemented Interfaces:

CSQueue, Queue

public class ReservationQueue
extends LeafQueue

This represents a dynamic LeafQueue managed by the ReservationSystem

Nested Class Summary

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

LeafQueue.User

Field Summary

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

maxApplications, maxApplicationsPerUser

Constructor Summary

ReservationQueue(CapacitySchedulerContext cs, String queueName, PlanQueue parent)

Method Summary

protected float	getCapacityFromConf()
void	reinitialize(CSQueue newlyParsedQueue, org.apache.hadoop.yarn.api.records.Resource clusterResource) Reinitialize the queue.
void	setEntitlement(QueueEntitlement entitlement) This methods to change capacity for a queue and adjusts its absoluteCapacity

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

assignContainers, assignToUser, attachContainer, checkLimitsToReserve, collectSchedulerApplications, completedContainer, detachContainer, findNodeToUnreserve, finishApplication, finishApplicationAttempt, getAbsActualCapacity, getActiveUsersManager, getApplications, getChildQueues, getHeadroom, getMaxAMResourcePerQueuePercent, getMaxApplications, getMaxApplicationsPerUser, getMaximumActiveApplications, getMaximumActiveApplicationsPerUser, getMinimumAllocationFactor, getNodeLocalityDelay, getNumActiveApplications, getNumActiveApplications, getNumApplications, getNumApplications, getNumContainers, getNumPendingApplications, getNumPendingApplications, getQueueInfo, getQueuePath, getQueueUserAclInfo, getState, getTotalResourcePending, getUser, getUserLimit, getUserLimitFactor, getUsers, recoverContainer, removeApplicationAttempt, setAbsoluteCapacity, setCapacity, setMaxApplications, setNodeLabelManager, setupQueueConfigs, submitApplication, submitApplicationAttempt, toString, updateClusterResource

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

getAbsoluteCapacity, getAbsoluteCapacityByNodeLabel, getAbsoluteMaximumCapacity, getAbsoluteMaximumCapacityByNodeLabel, getAbsoluteUsedCapacity, getAccessibleNodeLabels, getACLs, getCapacity, getCapacityByNodeLabel, getDefaultNodeLabelExpression, getMaximumAllocation, getMaximumCapacity, getMetrics, getMinimumAllocation, getParent, getQueueName, getReservationContinueLooking, getUsedCapacity, getUsedResources, hasAccess, releaseResource, setAbsoluteUsedCapacity, setParent, setUsedCapacity

Methods inherited from class java.lang.Object

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

Constructor Detail

ReservationQueue

public ReservationQueue(CapacitySchedulerContext cs,
                        String queueName,
                        PlanQueue parent)
                 throws IOException

Throws:

IOException

Method Detail

reinitialize

public void reinitialize(CSQueue newlyParsedQueue,
                         org.apache.hadoop.yarn.api.records.Resource clusterResource)
                  throws IOException

Description copied from interface: CSQueue

Reinitialize the queue.

Specified by:

reinitialize in interface CSQueue

Overrides:

reinitialize in class LeafQueue

Parameters:

newlyParsedQueue - new queue to re-initalize from

clusterResource - resources in the cluster

Throws:

IOException

setEntitlement

public void setEntitlement(QueueEntitlement entitlement)
                    throws SchedulerDynamicEditException

This methods to change capacity for a queue and adjusts its absoluteCapacity

Parameters:

entitlement - the new entitlement for the queue (capacity, maxCapacity, etc..)

Throws:

SchedulerDynamicEditException

getCapacityFromConf

protected float getCapacityFromConf()

Overrides:

getCapacityFromConf in class LeafQueue