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refs #386, further samples / performance tests

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* especially impact of find performance on interpolator
This commit is contained in:
Klaus Basan
2015-02-17 01:56:17 +01:00
parent c55681fce5
commit 1ff0cfa618
3 changed files with 138 additions and 37 deletions
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6
samples/blackmisc/main.cpp
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@@ -44,8 +44,9 @@ int main(int argc, char *argv[])
qtout << "4 .. Metadata" << endl;
qtout << "5 .. Variant" << endl;
qtout << "6a .. Performance create / copy / ..." << endl;
qtout << "6b .. 25/100 Performance impl. type ..." << endl;
qtout << "6c .. 25/20 Performance impl. type ..." << endl;
qtout << "6b .. 25/100 Performance impl. type" << endl;
qtout << "6c .. 25/20 Performance impl. type" << endl;
qtout << "6d .. 40/20 Interpolator scenario" << endl;
qtout << "7 .. Algorithms" << endl;
qtout << "8 .. Concurrent (thread)" << endl;
qtout << "-----" << endl;
@@ -60,6 +61,7 @@ int main(int argc, char *argv[])
else if (s.startsWith("6a")) { CSamplesPerformance::samplesMisc(qtout); }
else if (s.startsWith("6b")) { CSamplesPerformance::samplesImplementationType(qtout, 25, 100); }
else if (s.startsWith("6c")) { CSamplesPerformance::samplesImplementationType(qtout, 25, 20); }
else if (s.startsWith("6d")) { CSamplesPerformance::interpolatorScenario(qtout, 40, 20); }
else if (s.startsWith("7")) { CSamplesAlgorithm::samples(); }
else if (s.startsWith("8")) { CSamplesConcurrent::samples(s, qtout, qtin); }
else if (s.startsWith("x")) { break; }

159
samples/blackmisc/samplesperformance.cpp
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@@ -154,22 +154,8 @@ namespace BlackMiscTest
int CSamplesPerformance::samplesImplementationType(QTextStream &out, int numberOfCallsigns, int numberOfTimes)
{
const QDateTime baseTime = QDateTime::currentDateTimeUtc();
const qint64 baseTimeEpoch = baseTime.toMSecsSinceEpoch();
CAircraftSituationList situations;
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CCoordinateGeodetic coordinate(cs, cs, cs);
CAltitude alt(cs, CAltitude::MeanSeaLevel, CLengthUnit::m());
for (int t = 0; t < numberOfTimes; t++)
{
CAircraftSituation s(callsign, coordinate, alt);
s.setMSecsSinceEpoch(baseTimeEpoch + 10 * t);
situations.push_back(s);
}
}
const qint64 baseTimeEpoch = QDateTime::currentMSecsSinceEpoch();
CAircraftSituationList situations = createSituations(baseTimeEpoch, numberOfCallsigns, numberOfTimes);
QTime timer;
out << "Created " << situations.size() << " situations" << endl;
@@ -186,24 +172,12 @@ namespace BlackMiscTest
}
out << "Reads by callsigns: " << timer.elapsed() << "ms" << endl;
timer.start();
for (int i = 0; i < 10; i++)
{
QMap<CCallsign, CAircraftSituationList> splitList = situations.splitPerCallsign();
Q_ASSERT(splitList.size() == numberOfCallsigns);
for (const CAircraftSituationList &slcs : splitList.values())
{
Q_ASSERT(slcs.size() == numberOfTimes);
}
}
out << "Reads by callsigns split: " << timer.elapsed() << "ms" << endl;
timer.start();
for (int i = 0; i < 10; i++)
{
for (int t = 0; t < numberOfTimes; t++)
{
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (10 * t));
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (DeltaTime * t));
Q_ASSERT(r.size() == numberOfCallsigns * (t + 1));
}
}
@@ -215,7 +189,7 @@ namespace BlackMiscTest
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList r = situations.findByCallsign(callsign).findBefore(baseTimeEpoch + 1 + (10 * t));
CAircraftSituationList r = situations.findByCallsign(callsign).findBefore(baseTimeEpoch + 1 + (DeltaTime * t));
Q_UNUSED(r);
}
}
@@ -227,20 +201,20 @@ namespace BlackMiscTest
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (10 * t)).findByCallsign(callsign);
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (DeltaTime * t)).findByCallsign(callsign);
Q_UNUSED(r);
}
}
out << "Reads by times / callsigns: " << timer.elapsed() << "ms" << endl;
timer.start();
QMap<CCallsign, CAircraftSituationList> splitList = situations.splitPerCallsign();
Q_ASSERT(splitList.size() == numberOfCallsigns);
for (int t = 0; t < numberOfTimes; t++)
{
QMap<CCallsign, CAircraftSituationList> splitList = situations.splitPerCallsign();
Q_ASSERT(splitList.size() == numberOfCallsigns);
for (const CAircraftSituationList &slcs : splitList.values())
{
CAircraftSituationList r = slcs.findBefore(baseTimeEpoch + 1 + (10 * t));
CAircraftSituationList r = slcs.findBefore(baseTimeEpoch + 1 + (DeltaTime * t));
Q_UNUSED(r);
}
}
@@ -265,7 +239,7 @@ namespace BlackMiscTest
{
for (int t = 0; t < numberOfTimes; t++)
{
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (10 * t));
CAircraftSituationList r = situations.findBefore(baseTimeEpoch + 1 + (DeltaTime * t));
Q_ASSERT(r.size() == numberOfCallsigns * (t + 1));
}
}
@@ -273,4 +247,119 @@ namespace BlackMiscTest
return 0;
}
int CSamplesPerformance::interpolatorScenario(QTextStream &out, int numberOfCallsigns, int numberOfTimes)
{
const qint64 baseTimeEpoch = QDateTime::currentMSecsSinceEpoch();
CAircraftSituationList situations = createSituations(baseTimeEpoch, numberOfCallsigns, numberOfTimes);
CAircraftSituationList situationsBefore;
CAircraftSituationList situationsAfter;
qint64 halfTime = baseTimeEpoch + DeltaTime * numberOfTimes / 2;
QTime timer;
timer.start();
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
situationsBefore = situations.findBefore(halfTime).findByCallsign(callsign);
situationsAfter = situations.findAfter(halfTime - 1).findByCallsign(callsign);
}
out << "Reads by time, callsigns: " << timer.elapsed() << "ms" << endl;
timer.start();
situationsBefore = situations.findBefore(halfTime);
situationsAfter = situations.findAfter(halfTime - 1);
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList csSituationsBefore = situationsBefore.findByCallsign(callsign);
CAircraftSituationList csSituationsAfter = situationsAfter.findByCallsign(callsign);
Q_UNUSED(csSituationsBefore);
Q_UNUSED(csSituationsAfter);
}
out << "Split by time upfront, then callsigns: " << timer.elapsed() << "ms" << endl;
int b = situationsBefore.size();
int a = situationsAfter.size();
Q_ASSERT(a + b == numberOfTimes * numberOfCallsigns);
timer.start();
QList<CAircraftSituationList> split = situations.splitByTime(halfTime);
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList csSituationsBefore = split[0].findByCallsign(callsign);
CAircraftSituationList csSituationsAfter = split[1].findByCallsign(callsign);
Q_UNUSED(csSituationsBefore);
Q_UNUSED(csSituationsAfter);
}
out << "Single split by time upfront, then callsigns: " << timer.elapsed() << "ms" << endl;
b = split[0].size();
a = split[1].size();
Q_ASSERT(a + b == numberOfTimes * numberOfCallsigns);
situations.sortLatestFirst(); // eliminate impact of sort
timer.start();
split = situations.splitByTime(halfTime);
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList csSituationsBefore = split[0].findByCallsign(callsign);
CAircraftSituationList csSituationsAfter = split[1].findByCallsign(callsign);
Q_UNUSED(csSituationsBefore);
Q_UNUSED(csSituationsAfter);
}
out << "Single, pre-sorted split by time upfront, then callsigns: " << timer.elapsed() << "ms" << endl;
situations.sortOldestFirst(); // eliminate impact of sort
timer.start();
split = situations.splitByTimeNoSortAscendingTimestamp(halfTime);
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CAircraftSituationList csSituationsBefore = split[0].findByCallsign(callsign);
CAircraftSituationList csSituationsAfter = split[1].findByCallsign(callsign);
Q_UNUSED(csSituationsBefore);
Q_UNUSED(csSituationsAfter);
}
out << "Single, unsorted split by time upfront, then callsigns: " << timer.elapsed() << "ms" << endl;
timer.start();
QMap<CCallsign, CAircraftSituationList> csSituations = situations.splitPerCallsign();
out << "Split by " << csSituations.size() << " callsigns, " << timer.elapsed() << "ms" << endl;
timer.start();
for (const CAircraftSituationList &csl : csSituations.values())
{
CAircraftSituationList csSituationsBefore = csl.findBefore(halfTime);
CAircraftSituationList csSituationsAfter = csl.findAfter(halfTime - 1);
a = csSituationsBefore.size();
b = csSituationsAfter.size();
Q_ASSERT(a + b == numberOfTimes);
Q_UNUSED(csSituationsBefore);
Q_UNUSED(csSituationsAfter);
}
out << "Split by callsign, by time: " << timer.elapsed() << "ms" << endl;
out << endl;
return 0;
}
CAircraftSituationList CSamplesPerformance::createSituations(qint64 baseTimeEpoch, int numberOfCallsigns, int numberOfTimes)
{
CAircraftSituationList situations;
for (int cs = 0; cs < numberOfCallsigns; cs++)
{
CCallsign callsign("CS" + QString::number(cs));
CCoordinateGeodetic coordinate(cs, cs, cs);
CAltitude alt(cs, CAltitude::MeanSeaLevel, CLengthUnit::m());
for (int t = 0; t < numberOfTimes; t++)
{
CAircraftSituation s(callsign, coordinate, alt);
s.setMSecsSinceEpoch(baseTimeEpoch + DeltaTime * t);
situations.push_back(s);
}
}
return situations;
}
} // namespace

10
samples/blackmisc/samplesperformance.h
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@@ -12,6 +12,7 @@
#ifndef BLACKMISCTEST_SAMPLESPERFORMANCEINDEX_H
#define BLACKMISCTEST_SAMPLESPERFORMANCEINDEX_H
#include "blackmisc/avaircraftsituationlist.h"
#include <QTextStream>
namespace BlackMiscTest
@@ -26,6 +27,15 @@ namespace BlackMiscTest
//! Impact of implementation type
static int samplesImplementationType(QTextStream &out, int numberOfCallsigns, int numberOfTimes);
//! Interpolator scenario
static int interpolatorScenario(QTextStream &out, int numberOfCallsigns, int numberOfTimes);
//! Situation values for testing
static BlackMisc::Aviation::CAircraftSituationList createSituations(qint64 baseTimeEpoch, int numberOfCallsigns, int numberOfTimes);
private:
static const qint64 DeltaTime = 10;
};
} // namespace