mirror of https://github.com/facebook/rocksdb.git
135 lines
3.4 KiB
C++
135 lines
3.4 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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// this is a simple micro-benchmark for compare ribbon filter vs. other filter
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// for more comprehensive, please check the dedicate util/filter_bench.
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#include <benchmark/benchmark.h>
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#include "rocksdb/db.h"
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#include "rocksdb/options.h"
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#include "util/random.h"
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namespace ROCKSDB_NAMESPACE {
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static void DBOpen(benchmark::State& state) {
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// create DB
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DB* db;
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Options options;
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auto env = Env::Default();
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std::string db_path;
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auto s = env->GetTestDirectory(&db_path);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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return;
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}
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std::string db_name = db_path + "/bench_dbopen";
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DestroyDB(db_name, options);
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options.create_if_missing = true;
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s = DB::Open(options, db_name, &db);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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return;
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}
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db->Close();
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options.create_if_missing = false;
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auto rnd = Random(12345);
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for (auto _ : state) {
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s = DB::Open(options, db_name, &db);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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state.PauseTiming();
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auto wo = WriteOptions();
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 100; j++) {
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s = db->Put(wo, rnd.RandomString(10), rnd.RandomString(100));
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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}
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s = db->Flush(FlushOptions());
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}
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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s = db->Close();
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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state.ResumeTiming();
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}
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DestroyDB(db_name, options);
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}
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BENCHMARK(DBOpen)->Iterations(200); // specify iteration number as the db size
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// is impacted by iteration number
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static void DBClose(benchmark::State& state) {
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// create DB
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DB* db;
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Options options;
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auto env = Env::Default();
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std::string db_path;
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auto s = env->GetTestDirectory(&db_path);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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return;
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}
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std::string db_name = db_path + "/bench_dbclose";
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DestroyDB(db_name, options);
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options.create_if_missing = true;
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s = DB::Open(options, db_name, &db);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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return;
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}
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db->Close();
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options.create_if_missing = false;
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auto rnd = Random(12345);
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for (auto _ : state) {
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state.PauseTiming();
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s = DB::Open(options, db_name, &db);
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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auto wo = WriteOptions();
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 100; j++) {
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s = db->Put(wo, rnd.RandomString(10), rnd.RandomString(100));
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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}
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s = db->Flush(FlushOptions());
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}
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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state.ResumeTiming();
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s = db->Close();
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if (!s.ok()) {
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state.SkipWithError(s.ToString().c_str());
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}
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}
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DestroyDB(db_name, options);
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}
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BENCHMARK(DBClose)->Iterations(200); // specify iteration number as the db size
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// is impacted by iteration number
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} // namespace ROCKSDB_NAMESPACE
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BENCHMARK_MAIN();
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