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Interface ParallelizationParameters

All Known Subinterfaces:

QueryParallelizer

All Known Implementing Classes:

DefaultQueryParallelizer, QueueQueryParallelizer, SimpleParallelizer, SplittingParallelizer

public interface ParallelizationParameters

Interface to implement for passing parameters to FragmentParallelizer.

Method Summary

Modifier and Type	Method and Description
double	getAffinityFactor()
int	getMaxGlobalWidth()
int	getMaxWidthPerNode()
long	getSliceTarget()

Method Detail

getSliceTarget

long getSliceTarget()

Returns:

Configured max width per slice of work.

getMaxWidthPerNode

int getMaxWidthPerNode()

Returns:

Configured maximum allowed number of parallelization units per node.

getMaxGlobalWidth

int getMaxGlobalWidth()

Returns:

Configured maximum allowed number of parallelization units per all nodes in the cluster.

getAffinityFactor

double getAffinityFactor()

Returns:

Factor by which a node with endpoint affinity will be favored while creating assignment.