org.apache.hadoop.yarn.server.resourcemanager.reservation
Class CapacityReservationSystem

java.lang.Object
  org.apache.hadoop.service.AbstractService
      org.apache.hadoop.yarn.server.resourcemanager.reservation.AbstractReservationSystem
          org.apache.hadoop.yarn.server.resourcemanager.reservation.CapacityReservationSystem

All Implemented Interfaces:

Closeable, org.apache.hadoop.service.Service, ReservationSystem

@InterfaceAudience.LimitedPrivate(value="yarn")
@InterfaceStability.Unstable
public class CapacityReservationSystem
extends AbstractReservationSystem

This is the implementation of ReservationSystem based on the CapacityScheduler

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

org.apache.hadoop.service.Service.STATE

Field Summary

Fields inherited from class org.apache.hadoop.yarn.server.resourcemanager.reservation.AbstractReservationSystem

conf, planStepSize

Constructor Summary

CapacityReservationSystem()

Method Summary

protected SharingPolicy	getAdmissionPolicy(String queueName)
protected ReservationAgent	getAgent(String queueName)
protected Planner	getReplanner(String planQueueName)
protected Plan	initializePlan(String planQueueName)
void	reinitialize(org.apache.hadoop.conf.Configuration conf, RMContext rmContext) Re-initialize the ReservationSystem.

Methods inherited from class org.apache.hadoop.yarn.server.resourcemanager.reservation.AbstractReservationSystem

getAllPlans, getDefaultReservationSystem, getNewReservationId, getPlan, getPlanFollowerTimeStep, getQueueForReservation, serviceInit, serviceStart, serviceStop, setQueueForReservation, setRMContext, synchronizePlan

Methods inherited from class org.apache.hadoop.service.AbstractService

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

Methods inherited from class java.lang.Object

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

Constructor Detail

CapacityReservationSystem

public CapacityReservationSystem()

Method Detail

reinitialize

public void reinitialize(org.apache.hadoop.conf.Configuration conf,
                         RMContext rmContext)
                  throws org.apache.hadoop.yarn.exceptions.YarnException

Description copied from interface: ReservationSystem

Re-initialize the ReservationSystem.

Specified by:

reinitialize in interface ReservationSystem

Overrides:

reinitialize in class AbstractReservationSystem

Parameters:

conf - configuration

rmContext - current context of the ResourceManager

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

initializePlan

protected Plan initializePlan(String planQueueName)
                       throws org.apache.hadoop.yarn.exceptions.YarnException

Specified by:

initializePlan in class AbstractReservationSystem

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

getReplanner

protected Planner getReplanner(String planQueueName)

Specified by:

getReplanner in class AbstractReservationSystem

getAgent

protected ReservationAgent getAgent(String queueName)

Specified by:

getAgent in class AbstractReservationSystem

getAdmissionPolicy

protected SharingPolicy getAdmissionPolicy(String queueName)

Specified by:

getAdmissionPolicy in class AbstractReservationSystem