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/*
* Copyright (C) 2016 Christian Mollekopf <chrigi_1@fastmail.fm>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3, or any
* later version accepted by the membership of KDE e.V. (or its
* successor approved by the membership of KDE e.V.), which shall
* act as a proxy defined in Section 6 of version 3 of the license.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtTest>
#include <QString>
#include "testimplementations.h"
#include <common/facade.h>
#include <common/domainadaptor.h>
#include <common/resultprovider.h>
#include <common/synclistresult.h>
#include <common/definitions.h>
#include <common/query.h>
#include <common/store.h>
#include <common/pipeline.h>
#include <common/index.h>
#include <common/indexupdater.h>
#include "hawd/dataset.h"
#include "hawd/formatter.h"
#include <iostream>
#include <math.h>
#include "mail_generated.h"
#include "createentity_generated.h"
#include "getrssusage.h"
/**
* Benchmark mail query performance.
*/
class MailQueryBenchmark : public QObject
{
Q_OBJECT
QByteArray resourceIdentifier;
HAWD::State mHawdState;
void populateDatabase(int count)
{
TestResource::removeFromDisk(resourceIdentifier);
auto pipeline = QSharedPointer<Sink::Pipeline>::create(resourceIdentifier);
auto mailFactory = QSharedPointer<TestMailAdaptorFactory>::create();
auto indexer = QSharedPointer<DefaultIndexUpdater<Sink::ApplicationDomain::Mail>>::create();
pipeline->setPreprocessors("mail", QVector<Sink::Preprocessor *>() << indexer.data());
pipeline->setAdaptorFactory("mail", mailFactory);
auto domainTypeAdaptorFactory = QSharedPointer<TestMailAdaptorFactory>::create();
pipeline->startTransaction();
const auto date = QDateTime::currentDateTimeUtc();
for (int i = 0; i < count; i++) {
auto domainObject = Sink::ApplicationDomain::Mail::Ptr::create();
domainObject->setProperty("uid", "uid");
domainObject->setProperty("subject", QString("subject%1").arg(i));
domainObject->setProperty("date", date.addSecs(count));
domainObject->setProperty("folder", "folder1");
// domainObject->setProperty("attachment", attachment);
const auto command = createCommand<Sink::ApplicationDomain::Mail>(*domainObject, *domainTypeAdaptorFactory);
pipeline->newEntity(command.data(), command.size());
}
pipeline->commit();
}
void testLoad(const Sink::Query &query, int count)
{
const auto startingRss = getCurrentRSS();
// Benchmark
QTime time;
time.start();
auto resultSet = QSharedPointer<Sink::ResultProvider<Sink::ApplicationDomain::Mail::Ptr>>::create();
auto resourceAccess = QSharedPointer<TestResourceAccess>::create();
TestMailResourceFacade facade(resourceIdentifier, resourceAccess);
auto ret = facade.load(query);
ret.first.exec().waitForFinished();
auto emitter = ret.second;
QList<Sink::ApplicationDomain::Mail::Ptr> list;
emitter->onAdded([&list](const Sink::ApplicationDomain::Mail::Ptr &mail) { list << mail; });
bool done = false;
emitter->onInitialResultSetComplete([&done](const Sink::ApplicationDomain::Mail::Ptr &mail) { done = true; });
emitter->fetch(Sink::ApplicationDomain::Mail::Ptr());
QTRY_VERIFY(done);
QCOMPARE(list.size(), query.limit);
const auto elapsed = time.elapsed();
const auto finalRss = getCurrentRSS();
const auto rssGrowth = finalRss - startingRss;
// Since the database is memory mapped it is attributted to the resident set size.
const auto rssWithoutDb = finalRss - Sink::Storage(Sink::storageLocation(), resourceIdentifier, Sink::Storage::ReadWrite).diskUsage();
const auto peakRss = getPeakRSS();
// How much peak deviates from final rss in percent (should be around 0)
const auto percentageRssError = static_cast<double>(peakRss - finalRss) * 100.0 / static_cast<double>(finalRss);
auto rssGrowthPerEntity = rssGrowth / count;
std::cout << "Loaded " << list.size() << " results." << std::endl;
std::cout << "The query took [ms]: " << elapsed << std::endl;
std::cout << "Current Rss usage [kb]: " << finalRss / 1024 << std::endl;
std::cout << "Peak Rss usage [kb]: " << peakRss / 1024 << std::endl;
std::cout << "Rss growth [kb]: " << rssGrowth / 1024 << std::endl;
std::cout << "Rss growth per entity [byte]: " << rssGrowthPerEntity << std::endl;
std::cout << "Rss without db [kb]: " << rssWithoutDb / 1024 << std::endl;
std::cout << "Percentage error: " << percentageRssError << std::endl;
HAWD::Dataset dataset("mail_query", mHawdState);
HAWD::Dataset::Row row = dataset.row();
row.setValue("rows", list.size());
row.setValue("queryResultPerMs", (qreal)list.size() / elapsed);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
QVERIFY(percentageRssError < 10);
// TODO This is much more than it should it seems, although adding the attachment results in pretty exactly a 1k increase,
// so it doesn't look like that memory is being duplicated.
QVERIFY(rssGrowthPerEntity < 3300);
// Print memory layout, RSS is what is in memory
// std::system("exec pmap -x \"$PPID\"");
// std::system("top -p \"$PPID\" -b -n 1");
}
private slots:
void init()
{
resourceIdentifier = "org.kde.test.instance1";
}
void test50k()
{
Sink::Query query;
query.liveQuery = false;
query.requestedProperties << "uid"
<< "subject"
<< "date";
query.sortProperty = "date";
query += Sink::Query::PropertyFilter("folder", "folder1");
query.limit = 1000;
populateDatabase(50000);
testLoad(query, 50000);
}
};
QTEST_MAIN(MailQueryBenchmark)
#include "mailquerybenchmark.moc"
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