80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
/*
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* BenchSelectReplicas.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 2013-2025 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 "fdbrpc/ReplicationPolicy.h"
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#include "fdbrpc/Replication.h"
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#include "fdbrpc/ReplicationUtils.h"
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#include <cstdint>
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static void bench_select_replicas(int repCount, benchmark::State& state) {
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Reference<IReplicationPolicy> policy = makeReference<PolicyAcross>(repCount, "rack", makeReference<PolicyOne>());
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// Pre-warm the depth cache to avoid measuring lazy initialization overhead
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policy->depth();
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policy->maxdepth();
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std::vector<std::string> indexes;
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int dcTotal = 1;
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int szTotal = 1;
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int rackTotal = 1; // createTestLocalityMap will create two additional racks.
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int slotTotal = 3;
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int independentItems = 0;
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int independentTotal = 0;
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std::vector<LocalityEntry> results;
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Reference<LocalitySet> fromServersSet =
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createTestLocalityMap(indexes, dcTotal, szTotal, rackTotal, slotTotal, independentItems, independentTotal);
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LocalityGroup* fromServersGroup = (LocalityGroup*)fromServersSet.getPtr();
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const Reference<LocalitySet> alreadyServersSet = makeReference<LocalityGroup>();
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alreadyServersSet->deep_copy(*fromServersGroup);
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std::vector<LocalityEntry> localityGroupEntries;
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int serverCount = state.range(0);
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// fromServersSet->DisplayEntries();
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for (int i = 0; i < serverCount; i++) {
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localityGroupEntries.push_back(fromServersGroup->getEntry(i));
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}
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for (auto _ : state) {
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state.PauseTiming();
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results.clear();
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state.ResumeTiming();
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policy->selectReplicas(fromServersSet, localityGroupEntries, results);
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state.SetItemsProcessed(static_cast<long>(state.iterations()));
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}
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state.counters.insert({ { "dcTotal", dcTotal }, { "szTotal", szTotal } });
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}
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static void bench_select_replicas_tripple(benchmark::State& state) {
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return bench_select_replicas(3, state);
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}
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static void bench_select_replicas_double(benchmark::State& state) {
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return bench_select_replicas(2, state);
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}
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BENCHMARK(bench_select_replicas_tripple)->Args({ 4 })->Args({ 8 })->ReportAggregatesOnly(true);
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BENCHMARK(bench_select_replicas_double)->Args({ 2 })->Args({ 8 })->ReportAggregatesOnly(true); |