org.apache.flink.runtime.scheduler.adaptivebatch

Interface VertexParallelismDecider

All Known Implementing Classes:

DefaultVertexParallelismDecider

public interface VertexParallelismDecider

VertexParallelismDecider is responsible for determining the parallelism of a job vertex, based on the size of the consumed blocking results.

Method Summary

Modifier and Type	Method and Description
int	decideParallelismForVertex(List<BlockingResultInfo> consumedResults) Computing the parallelism.

Method Detail

decideParallelismForVertex

int decideParallelismForVertex(List<BlockingResultInfo> consumedResults)

Computing the parallelism.

Parameters:

consumedResults - The information of consumed blocking results.

Returns:

the parallelism of the job vertex.