package org.radargun.reporting.commons;
import java.util.List;
import org.radargun.reporting.Report;
import org.radargun.stats.OperationStats;
import org.radargun.stats.Statistics;
import org.radargun.stats.representation.DefaultOutcome;
/**
* Aggregates statistics information from test
*
* @author Radim Vansa <rvansa@redhat.com>
* @author Vitalii Chepeliuk <vchepeli@redhat.com>
* @since 2.0
*/
public class Aggregation {
public final List<Statistics> nodeStats;
public final Statistics totalStats;
public final List<Integer> nodeThreads;
public final int totalThreads;
public final Report.TestIteration iteration;
public Aggregation(List<Statistics> nodeStats, List<Integer> nodeThreads, Statistics totalStats,
int totalThreads, Report.TestIteration iteration) {
this.nodeStats = nodeStats;
this.nodeThreads = nodeThreads;
this.totalStats = totalStats;
this.totalThreads = totalThreads;
this.iteration = iteration;
}
public boolean anySuspect(String operation) {
for (int i = 0; i < nodeStats.size(); ++i) {
if (isSuspect(i, operation)) {
return true;
}
}
return false;
}
public boolean isSuspect(int node, String operation) {
Statistics ns;
if (node >= nodeStats.size() || (ns = nodeStats.get(node)) == null) {
return false;
}
OperationStats nos = ns.getOperationsStats().get(operation);
OperationStats tos = totalStats.getOperationsStats().get(operation);
if (nos == null) {
return tos != null;
}
DefaultOutcome ndo = nos.getRepresentation(DefaultOutcome.class);
DefaultOutcome tdo = tos.getRepresentation(DefaultOutcome.class);
if (ndo == null) {
return tdo != null;
}
double requestsAverage = getRequestsAverage(operation);
return ndo.requests < requestsAverage * 4 / 5 || requestsAverage > tdo.requests * 5 / 4;
}
private double getRequestsAverage(String operation) {
long requests = 0;
int slaveStatsCount = 0;
for (Statistics ns : nodeStats) {
if (ns == null) continue;
OperationStats operationStats = ns.getOperationsStats().get(operation);
if (operationStats != null) {
DefaultOutcome defaultOutcome = operationStats.getRepresentation(DefaultOutcome.class);
if (defaultOutcome != null) {
requests += defaultOutcome.requests;
slaveStatsCount++;
}
}
}
return slaveStatsCount > 0 ? requests / slaveStatsCount : 0;
}
}