Package io.trino.execution.scheduler

Class ConstantPartitionMemoryEstimator

java.lang.Object

io.trino.execution.scheduler.ConstantPartitionMemoryEstimator

All Implemented Interfaces:

PartitionMemoryEstimator

public class ConstantPartitionMemoryEstimator
extends Object
implements PartitionMemoryEstimator

Nested Class Summary

Nested classes/interfaces inherited from interface io.trino.execution.scheduler.PartitionMemoryEstimator

PartitionMemoryEstimator.MemoryRequirements

Constructor Summary

Constructors

Constructor	Description
ConstantPartitionMemoryEstimator()

Method Summary

Modifier and Type	Method	Description
PartitionMemoryEstimator.MemoryRequirements	getInitialMemoryRequirements(Session session, io.airlift.units.DataSize defaultMemoryLimit)
PartitionMemoryEstimator.MemoryRequirements	getNextRetryMemoryRequirements(Session session, PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements, io.airlift.units.DataSize peakMemoryUsage, ErrorCode errorCode)
void	registerPartitionFinished(Session session, PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements, io.airlift.units.DataSize peakMemoryUsage, boolean success, Optional<ErrorCode> errorCode)

Methods inherited from class java.lang.Object

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

Constructor Details

ConstantPartitionMemoryEstimator

public ConstantPartitionMemoryEstimator()

Method Details

getInitialMemoryRequirements

public PartitionMemoryEstimator.MemoryRequirements getInitialMemoryRequirements(Session session,
 io.airlift.units.DataSize defaultMemoryLimit)

Specified by:

getInitialMemoryRequirements in interface PartitionMemoryEstimator

getNextRetryMemoryRequirements

public PartitionMemoryEstimator.MemoryRequirements getNextRetryMemoryRequirements(Session session,
 PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements,
 io.airlift.units.DataSize peakMemoryUsage,
 ErrorCode errorCode)

Specified by:

getNextRetryMemoryRequirements in interface PartitionMemoryEstimator

registerPartitionFinished

public void registerPartitionFinished(Session session,
 PartitionMemoryEstimator.MemoryRequirements previousMemoryRequirements,
 io.airlift.units.DataSize peakMemoryUsage,
 boolean success,
 Optional<ErrorCode> errorCode)

Specified by:

registerPartitionFinished in interface PartitionMemoryEstimator