com.bigdata.bop.engine

Class QueueStats

java.lang.Object

com.bigdata.bop.engine.QueueStats

public class QueueStats
extends Object

Statistics summary for a work queue feeding a specific operator for a query.

Author:

Bryan Thompson

Field Summary

Fields

Modifier and Type	Field and Description
int	chunkCount The #of IChunkMessages which are queued the operator across the shards for which that operator has work queued.
Set<Integer>	shardSet The set of shard identifiers for which there are queued IChunkMessages.
int	solutionCount The #of solutions in those queued chunks.

Constructor Summary

Constructors

Constructor and Description
QueueStats()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

shardSet

public final Set<Integer> shardSet

The set of shard identifiers for which there are queued IChunkMessages. The size of this set is also the #of work queues for the operator). The shard identifier will be -1 unless the operator is sharded and running on a cluster.

chunkCount

public int chunkCount

The #of IChunkMessages which are queued the operator across the shards for which that operator has work queued.

solutionCount

public int solutionCount

The #of solutions in those queued chunks.

Constructor Detail

QueueStats

public QueueStats()