lbg.peer.strategy.ranking
Class PerformanceConsumptionRanking

java.lang.Object
  lbg.peer.strategy.ranking.CommonRanking
      lbg.peer.strategy.ranking.PerformanceConsumptionRanking

All Implemented Interfaces:

Ranking

public class PerformanceConsumptionRanking
extends CommonRanking

PerformanceConsumptionRanking ranks Grantors (i.e. potential Supplier Peers who sent Consumption Grants) by decreasing expected performance, excluding those estimated to be PERF_FACTOR times slower than the managed Peer.

Author:

Cyril Briquet

Field Summary

static double

PERF_FACTOR

Constructor Summary

PerformanceConsumptionRanking(ConsumptionGrantsContainer c_g, double estimated_mean_self_runtime, JobConsumptionOutcomeTracker jcot, boolean do_blacklist)
Constructs a new PerformanceConsumptionRanking.

Method Summary

int	getBlacklistedPeerCount() Ranking implementation.
int	getRankedPeerCount() Ranking implementation.
int	getUnrankedPeerCount() Ranking implementation.
int[]	peersRanking() Ranking implementation.
java.lang.String	toString() Ranking implementation.

Methods inherited from class lbg.peer.strategy.ranking.CommonRanking

getBlacklistedPeerRatio, getPeerCount, getRankedPeerRatio, getUnrankedPeerRatio

Methods inherited from class java.lang.Object

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

Field Detail

PERF_FACTOR

public static final double PERF_FACTOR

See Also:

Constant Field Values

Constructor Detail

PerformanceConsumptionRanking

public PerformanceConsumptionRanking(ConsumptionGrantsContainer c_g,
                                     double estimated_mean_self_runtime,
                                     JobConsumptionOutcomeTracker jcot,
                                     boolean do_blacklist)
                              throws GridException

Constructs a new PerformanceConsumptionRanking.

Parameters:

c_g - Consumption Grants container

Throws:

GridException - if a parameter is illegal

Method Detail

toString

public java.lang.String toString()

Description copied from class: CommonRanking

Ranking implementation.

Specified by:

toString in interface Ranking

Overrides:

toString in class CommonRanking

peersRanking

public int[] peersRanking()

Ranking implementation.

Specified by:

peersRanking in interface Ranking

Specified by:

peersRanking in class CommonRanking

Returns:

Peers ranking, or null if no Peers can be ranked

getRankedPeerCount

public int getRankedPeerCount()

Ranking implementation.

Specified by:

getRankedPeerCount in interface Ranking

Specified by:

getRankedPeerCount in class CommonRanking

getUnrankedPeerCount

public int getUnrankedPeerCount()

Ranking implementation.

Specified by:

getUnrankedPeerCount in interface Ranking

Specified by:

getUnrankedPeerCount in class CommonRanking

getBlacklistedPeerCount

public int getBlacklistedPeerCount()

Ranking implementation.