memgraph/tests/benchmark/expansion.cpp

110 lines
3.7 KiB
C++

// Copyright 2023 Memgraph Ltd.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
// License, and you may not use this file except in compliance with the Business Source License.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
#include <benchmark/benchmark.h>
#include <memory>
#include "communication/result_stream_faker.hpp"
#include "query/config.hpp"
#include "query/interpreter.hpp"
#include "query/interpreter_context.hpp"
#include "query/typed_value.hpp"
#include "storage/v2/inmemory/storage.hpp"
#include "storage/v2/isolation_level.hpp"
#include "utils/logging.hpp"
std::filesystem::path data_directory{std::filesystem::temp_directory_path() / "expansion-benchmark"};
class ExpansionBenchFixture : public benchmark::Fixture {
protected:
std::optional<memgraph::query::InterpreterContext> interpreter_context;
std::optional<memgraph::query::Interpreter> interpreter;
std::optional<memgraph::utils::Gatekeeper<memgraph::dbms::Database>> db_gk;
void SetUp(const benchmark::State &state) override {
memgraph::storage::Config config{};
config.durability.storage_directory = data_directory;
config.disk.main_storage_directory = data_directory / "disk";
db_gk.emplace(std::move(config));
auto db_acc_opt = db_gk->access();
MG_ASSERT(db_acc_opt, "Failed to access db");
auto &db_acc = *db_acc_opt;
interpreter_context.emplace(memgraph::query::InterpreterConfig{}, nullptr);
auto label = db_acc->storage()->NameToLabel("Starting");
{
auto dba = db_acc->Access();
for (int i = 0; i < state.range(0); i++) dba->CreateVertex();
// the fixed part is one vertex expanding to 1000 others
auto start = dba->CreateVertex();
MG_ASSERT(start.AddLabel(label).HasValue());
auto edge_type = dba->NameToEdgeType("edge_type");
for (int i = 0; i < 1000; i++) {
auto dest = dba->CreateVertex();
MG_ASSERT(dba->CreateEdge(&start, &dest, edge_type).HasValue());
}
MG_ASSERT(!dba->Commit().HasError());
}
{
auto unique_acc = db_acc->UniqueAccess();
MG_ASSERT(!unique_acc->CreateIndex(label).HasError());
}
interpreter.emplace(&*interpreter_context, std::move(db_acc));
}
void TearDown(const benchmark::State &) override {
interpreter = std::nullopt;
interpreter_context = std::nullopt;
db_gk.reset();
std::filesystem::remove_all(data_directory);
}
};
BENCHMARK_DEFINE_F(ExpansionBenchFixture, Match)(benchmark::State &state) {
auto query = "MATCH (s:Starting) return s";
while (state.KeepRunning()) {
ResultStreamFaker results(interpreter->current_db_.db_acc_->get()->storage());
interpreter->Prepare(query, {}, {});
interpreter->PullAll(&results);
}
}
BENCHMARK_REGISTER_F(ExpansionBenchFixture, Match)
->RangeMultiplier(1024)
->Range(1, 1 << 20)
->Unit(benchmark::kMillisecond);
BENCHMARK_DEFINE_F(ExpansionBenchFixture, Expand)(benchmark::State &state) {
auto query = "MATCH (s:Starting) WITH s MATCH (s)--(d) RETURN count(d)";
while (state.KeepRunning()) {
ResultStreamFaker results(interpreter->current_db_.db_acc_->get()->storage());
interpreter->Prepare(query, {}, {});
interpreter->PullAll(&results);
}
}
BENCHMARK_REGISTER_F(ExpansionBenchFixture, Expand)
->RangeMultiplier(1024)
->Range(1, 1 << 20)
->Unit(benchmark::kMillisecond);
int main(int argc, char **argv) {
::benchmark::Initialize(&argc, argv);
::benchmark::RunSpecifiedBenchmarks();
return 0;
}