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#include <QtTest>
#include "event_generated.h"
#include "hawd/dataset.h"
#include "hawd/formatter.h"
#include "common/storage.h"
#include "common/log.h"
#include <fstream>
#include <QDebug>
#include <QString>
#include <QTime>
using namespace Sink::ApplicationDomain::Buffer;
using namespace flatbuffers;
static QByteArray createEvent()
{
static const size_t attachmentSize = 1024 * 2; // 2KB
static uint8_t rawData[attachmentSize];
static FlatBufferBuilder fbb;
fbb.Clear();
{
uint8_t *rawDataPtr = Q_NULLPTR;
auto summary = fbb.CreateString("summary");
EventBuilder eventBuilder(fbb);
eventBuilder.add_summary(summary);
auto eventLocation = eventBuilder.Finish();
FinishEventBuffer(fbb, eventLocation);
memcpy((void *)rawDataPtr, rawData, attachmentSize);
}
return QByteArray::fromRawData(reinterpret_cast<const char *>(fbb.GetBufferPointer()), fbb.GetSize());
}
/**
* Benchmark the storage implementation.
*/
class StorageBenchmark : public QObject
{
Q_OBJECT
private:
// This should point to a directory on disk and not a ramdisk (since we're measuring performance)
QString testDataPath;
QString dbName;
QString filePath;
const int count = 50000;
private slots:
void initTestCase()
{
Sink::Log::setDebugOutputLevel(Sink::Log::Warning);
testDataPath = "./testdb";
dbName = "test";
filePath = testDataPath + "buffer.fb";
}
void cleanupTestCase()
{
Sink::Storage::DataStore store(testDataPath, dbName);
store.removeFromDisk();
}
void testWriteRead()
{
auto event = createEvent();
QScopedPointer<Sink::Storage::DataStore> store(new Sink::Storage::DataStore(testDataPath, dbName, Sink::Storage::DataStore::ReadWrite));
const char *keyPrefix = "key";
QTime time;
time.start();
// Test db write time
{
auto transaction = store->createTransaction(Sink::Storage::DataStore::ReadWrite);
for (int i = 0; i < count; i++) {
transaction.openDatabase().write(keyPrefix + QByteArray::number(i), event);
if ((i % 10000) == 0) {
transaction.commit();
transaction = store->createTransaction(Sink::Storage::DataStore::ReadWrite);
}
}
transaction.commit();
}
qreal dbWriteDuration = time.restart();
qreal dbWriteOpsPerMs = count / dbWriteDuration;
// Test file write time
{
std::ofstream myfile;
myfile.open(filePath.toStdString());
for (int i = 0; i < count; i++) {
myfile << event.toStdString();
}
myfile.close();
}
qreal fileWriteDuration = time.restart();
qreal fileWriteOpsPerMs = count / fileWriteDuration;
// Db read time
{
auto transaction = store->createTransaction(Sink::Storage::DataStore::ReadOnly);
auto db = transaction.openDatabase();
for (int i = 0; i < count; i++) {
db.scan(keyPrefix + QByteArray::number(i), [](const QByteArray &key, const QByteArray &value) -> bool { return true; });
}
}
qreal readDuration = time.restart();
qreal readOpsPerMs = count / readDuration;
HAWD::Dataset dataset("storage_readwrite", m_hawdState);
HAWD::Dataset::Row row = dataset.row();
row.setValue("rows", count);
row.setValue("dbWrite", dbWriteOpsPerMs);
row.setValue("fileWrite", fileWriteOpsPerMs);
row.setValue("dbRead", readOpsPerMs);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
{
Sink::Storage::DataStore store(testDataPath, dbName);
QFileInfo fileInfo(filePath);
HAWD::Dataset dataset("storage_sizes", m_hawdState);
HAWD::Dataset::Row row = dataset.row();
row.setValue("rows", count);
row.setValue("dbSize", store.diskUsage() / 1024);
row.setValue("fileSize", fileInfo.size() / 1024);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
}
}
void testScan()
{
QScopedPointer<Sink::Storage::DataStore> store(new Sink::Storage::DataStore(testDataPath, dbName, Sink::Storage::DataStore::ReadOnly));
QBENCHMARK {
int hit = 0;
store->createTransaction(Sink::Storage::DataStore::ReadOnly)
.openDatabase()
.scan("", [&](const QByteArray &key, const QByteArray &value) -> bool {
if (key == "key10000") {
// qDebug() << "hit";
hit++;
}
return true;
});
QCOMPARE(hit, 1);
}
}
void testKeyLookup()
{
QScopedPointer<Sink::Storage::DataStore> store(new Sink::Storage::DataStore(testDataPath, dbName, Sink::Storage::DataStore::ReadOnly));
auto transaction = store->createTransaction(Sink::Storage::DataStore::ReadOnly);
auto db = transaction.openDatabase();
QBENCHMARK {
int hit = 0;
db.scan("key40000", [&](const QByteArray &key, const QByteArray &value) -> bool {
hit++;
return true;
});
QCOMPARE(hit, 1);
}
}
void testFindLatest()
{
QScopedPointer<Sink::Storage::DataStore> store(new Sink::Storage::DataStore(testDataPath, dbName, Sink::Storage::DataStore::ReadOnly));
auto transaction = store->createTransaction(Sink::Storage::DataStore::ReadOnly);
auto db = transaction.openDatabase();
QBENCHMARK {
int hit = 0;
db.findLatest("key40000", [&](const QByteArray &key, const QByteArray &value) -> bool {
hit++;
return true;
});
QCOMPARE(hit, 1);
}
}
void testBufferCreation()
{
HAWD::Dataset dataset("buffer_creation", m_hawdState);
HAWD::Dataset::Row row = dataset.row();
QTime time;
time.start();
for (int i = 0; i < count; i++) {
auto event = createEvent();
}
qreal bufferDuration = time.restart();
qreal opsPerMs = count / bufferDuration;
row.setValue("numBuffers", count);
row.setValue("time", bufferDuration);
row.setValue("ops", opsPerMs);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
}
private:
HAWD::State m_hawdState;
};
QTEST_MAIN(StorageBenchmark)
#include "storagebenchmark.moc"
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