5adb4aafe0
Summary: Micro benchmarks show some minor variations compared to the previous commit. Smaller cases are a bit worse while larger data cases are a bit better. Reviewers: mtomic, mferencevic Reviewed By: mtomic Subscribers: pullbot Differential Revision: https://phabricator.memgraph.io/D2136
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
#include <benchmark/benchmark.h>
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#include "query/interpret/eval.hpp"
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// The following classes are wrappers for utils::MemoryResource, so that we can
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// use BENCHMARK_TEMPLATE
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class MonotonicBufferResource final {
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utils::MonotonicBufferResource memory_{query::kExecutionMemoryBlockSize};
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public:
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utils::MemoryResource *get() { return &memory_; }
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};
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class NewDeleteResource final {
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public:
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utils::MemoryResource *get() { return utils::NewDeleteResource(); }
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};
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template <class TMemory>
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// NOLINTNEXTLINE(google-runtime-references)
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static void MapLiteral(benchmark::State &state) {
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query::AstStorage ast;
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query::SymbolTable symbol_table;
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TMemory memory;
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query::Frame frame(symbol_table.max_position(), memory.get());
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database::GraphDb db;
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auto dba = db.Access();
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std::unordered_map<query::PropertyIx, query::Expression *> elements;
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for (int64_t i = 0; i < state.range(0); ++i) {
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elements.emplace(ast.GetPropertyIx("prop" + std::to_string(i)),
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ast.Create<query::PrimitiveLiteral>(i));
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}
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auto *expr = ast.Create<query::MapLiteral>(elements);
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query::EvaluationContext evaluation_context{memory.get()};
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evaluation_context.properties =
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query::NamesToProperties(ast.properties_, &dba);
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query::ExpressionEvaluator evaluator(&frame, symbol_table, evaluation_context,
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&dba, query::GraphView::NEW);
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while (state.KeepRunning()) {
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benchmark::DoNotOptimize(expr->Accept(evaluator));
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}
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state.SetItemsProcessed(state.iterations());
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}
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BENCHMARK_TEMPLATE(MapLiteral, NewDeleteResource)
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->Range(512, 1U << 15U)
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->Unit(benchmark::kMicrosecond);
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BENCHMARK_TEMPLATE(MapLiteral, MonotonicBufferResource)
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->Range(512, 1U << 15U)
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->Unit(benchmark::kMicrosecond);
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template <class TMemory>
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// NOLINTNEXTLINE(google-runtime-references)
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static void AdditionOperator(benchmark::State &state) {
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query::AstStorage ast;
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query::SymbolTable symbol_table;
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TMemory memory;
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query::Frame frame(symbol_table.max_position(), memory.get());
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database::GraphDb db;
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auto dba = db.Access();
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query::Expression *expr = ast.Create<query::PrimitiveLiteral>(0);
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for (int64_t i = 0; i < state.range(0); ++i) {
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expr = ast.Create<query::AdditionOperator>(
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expr, ast.Create<query::PrimitiveLiteral>(i));
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}
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query::EvaluationContext evaluation_context{memory.get()};
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query::ExpressionEvaluator evaluator(&frame, symbol_table, evaluation_context,
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&dba, query::GraphView::NEW);
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while (state.KeepRunning()) {
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benchmark::DoNotOptimize(expr->Accept(evaluator));
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}
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state.SetItemsProcessed(state.iterations());
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}
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BENCHMARK_TEMPLATE(AdditionOperator, NewDeleteResource)
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->Range(1024, 1U << 15U)
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->Unit(benchmark::kMicrosecond);
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BENCHMARK_TEMPLATE(AdditionOperator, MonotonicBufferResource)
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->Range(1024, 1U << 15U)
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->Unit(benchmark::kMicrosecond);
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BENCHMARK_MAIN();
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