org.apache.flink.runtime.scheduler.adaptive.scalingpolicy

类 ReactiveScaleUpController

java.lang.Object

org.apache.flink.runtime.scheduler.adaptive.scalingpolicy.ReactiveScaleUpController

所有已实现的接口:

ScaleUpController

public class ReactiveScaleUpController
extends Object
implements ScaleUpController

Simple scaling policy for a reactive mode. The user can configure a minimum cumulative parallelism increase to allow a scale up.

构造器概要

构造器

构造器和说明
ReactiveScaleUpController(org.apache.flink.configuration.Configuration configuration)

方法概要

限定符和类型	方法和说明
boolean	canScaleUp(int currentCumulativeParallelism, int newCumulativeParallelism) This method gets called whenever new resources are available to the scheduler to scale up.

从类继承的方法 java.lang.Object

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

构造器详细资料

ReactiveScaleUpController

public ReactiveScaleUpController(org.apache.flink.configuration.Configuration configuration)

方法详细资料

canScaleUp

public boolean canScaleUp(int currentCumulativeParallelism,
                          int newCumulativeParallelism)

从接口复制的说明: ScaleUpController

This method gets called whenever new resources are available to the scheduler to scale up.

指定者:

canScaleUp 在接口中 ScaleUpController

参数:

currentCumulativeParallelism - Cumulative parallelism of the currently running job graph.

newCumulativeParallelism - Potential new cumulative parallelism with the additional resources.

返回:

true if the policy decided to scale up based on the provided information.