org.apache.hadoop.yarn.server.resourcemanager.reservation.planning

Class StageEarliestStartByJobArrival

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.StageEarliestStartByJobArrival

All Implemented Interfaces:

StageEarliestStart

public class StageEarliestStartByJobArrival
extends Object
implements StageEarliestStart

Sets the earliest start time of a stage as the job arrival time.

Constructor Summary

Constructors

Constructor and Description
StageEarliestStartByJobArrival()

Method Summary

Modifier and Type	Method and Description
long	setEarliestStartTime(Plan plan, org.apache.hadoop.yarn.api.records.ReservationDefinition reservation, int index, org.apache.hadoop.yarn.api.records.ReservationRequest current, long stageDeadline) Computes the earliest allowed starting time for a given stage.

Methods inherited from class java.lang.Object

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

Constructor Detail

StageEarliestStartByJobArrival

public StageEarliestStartByJobArrival()

Method Detail

setEarliestStartTime

public long setEarliestStartTime(Plan plan,
                                 org.apache.hadoop.yarn.api.records.ReservationDefinition reservation,
                                 int index,
                                 org.apache.hadoop.yarn.api.records.ReservationRequest current,
                                 long stageDeadline)

Description copied from interface: StageEarliestStart

Computes the earliest allowed starting time for a given stage.

Specified by:

setEarliestStartTime in interface StageEarliestStart

Parameters:

plan - the Plan to which the reservation must be fitted

reservation - the job contract

index - the index of the stage in the job contract

current - the stage

stageDeadline - the deadline of the stage set by the two phase planning algorithm

Returns:

the earliest allowed starting time for the stage.