Package org.apache.flink.runtime.scheduler.adaptive

Class JobSchedulingPlan

java.lang.Object

org.apache.flink.runtime.scheduler.adaptive.JobSchedulingPlan

@Internal
public class JobSchedulingPlan
extends Object

A plan that describes how to execute JobGraph.

1. vertexParallelism is necessary to create ExecutionGraph
2. slotAssignments are used to schedule it onto the cluster

AdaptiveScheduler passes this structure from WaitingForResources to CreatingExecutionGraph stages.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JobSchedulingPlan.SlotAssignment	Assignment of a slot to some target (e.g. a slot sharing group).

Constructor Summary

Constructors

Constructor	Description
JobSchedulingPlan(VertexParallelism vertexParallelism, Collection<JobSchedulingPlan.SlotAssignment> slotAssignments)

Method Summary

Modifier and Type	Method	Description
static JobSchedulingPlan	empty()	Create an empty JobSchedulingPlan with no information about vertices or allocations.
Collection<JobSchedulingPlan.SlotAssignment>	getSlotAssignments()
VertexParallelism	getVertexParallelism()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

JobSchedulingPlan

public JobSchedulingPlan(VertexParallelism vertexParallelism,
                         Collection<JobSchedulingPlan.SlotAssignment> slotAssignments)

Method Detail

getVertexParallelism

public VertexParallelism getVertexParallelism()

getSlotAssignments

public Collection<JobSchedulingPlan.SlotAssignment> getSlotAssignments()

empty

public static JobSchedulingPlan empty()

Create an empty JobSchedulingPlan with no information about vertices or allocations.

toString

public String toString()

Overrides:

toString in class Object