89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
/*
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* BenchVersionVector.cpp
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "flow/Arena.h"
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#include "benchmark/benchmark.h"
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#include "fdbclient/VersionVector.h"
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#include <cstdint>
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struct TestContextArena {
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Arena& _arena;
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Arena& arena() { return _arena; }
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ProtocolVersion protocolVersion() const { return g_network->protocolVersion(); }
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uint8_t* allocate(size_t size) { return new (_arena) uint8_t[size]; }
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};
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static void bench_serializable_traits_version(benchmark::State& state) {
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int tagCount = state.range(0);
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Version version = 100000;
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VersionVector serializedVV(version);
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for (int i = 0; i < tagCount; i++) {
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serializedVV.setVersion(Tag(0, i), ++version);
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}
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size_t size = 0;
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VersionVector deserializedVV;
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for (auto _ : state) {
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Standalone<StringRef> msg = ObjectWriter::toValue(serializedVV, Unversioned());
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// Capture the serialized buffer size.
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state.PauseTiming();
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size = msg.size();
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state.ResumeTiming();
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ObjectReader rd(msg.begin(), Unversioned());
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rd.deserialize(deserializedVV);
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}
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ASSERT(serializedVV.compare(deserializedVV));
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state.SetItemsProcessed(static_cast<long>(state.iterations()));
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state.counters.insert({ { "Tags", tagCount }, { "Size", size } });
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}
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static void bench_dynamic_size_traits_version(benchmark::State& state) {
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Arena arena;
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TestContextArena context{ arena };
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int tagCount = state.range(0);
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Version version = 100000;
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VersionVector serializedVV(version);
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for (int i = 0; i < tagCount; i++) {
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serializedVV.setVersion(Tag(0, i), ++version);
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}
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size_t size = 0;
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VersionVector deserializedVV;
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for (auto _ : state) {
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size = dynamic_size_traits<VersionVector>::size(serializedVV, context);
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uint8_t* buf = context.allocate(size);
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dynamic_size_traits<VersionVector>::save(buf, serializedVV, context);
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dynamic_size_traits<VersionVector>::load(buf, size, deserializedVV, context);
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}
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ASSERT(serializedVV.compare(deserializedVV));
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state.SetItemsProcessed(static_cast<long>(state.iterations()));
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state.counters.insert({ { "Tags", tagCount }, { "Size", size } });
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}
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BENCHMARK(bench_serializable_traits_version)->Ranges({ { 1 << 4, 1 << 10 } })->ReportAggregatesOnly(true);
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BENCHMARK(bench_dynamic_size_traits_version)->Ranges({ { 1 << 4, 1 << 10 } })->ReportAggregatesOnly(true);
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