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/*
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*
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* Copyright 2017, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* Benchmark arenas */
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extern "C" {
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#include "src/core/lib/support/arena.h"
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}
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#include "test/cpp/microbenchmarks/helpers.h"
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#include "third_party/benchmark/include/benchmark/benchmark.h"
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static void BM_Arena_NoOp(benchmark::State& state) {
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while (state.KeepRunning()) {
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gpr_arena_destroy(gpr_arena_create(state.range(0)));
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}
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}
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BENCHMARK(BM_Arena_NoOp)->Range(1, 1024 * 1024);
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static void BM_Arena_ManyAlloc(benchmark::State& state) {
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gpr_arena* a = gpr_arena_create(state.range(0));
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const size_t realloc_after =
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1024 * 1024 * 1024 / ((state.range(1) + 15) & 0xffffff0u);
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while (state.KeepRunning()) {
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gpr_arena_alloc(a, state.range(1));
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// periodically recreate arena to avoid OOM
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if (state.iterations() % realloc_after == 0) {
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gpr_arena_destroy(a);
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a = gpr_arena_create(state.range(0));
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}
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}
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gpr_arena_destroy(a);
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}
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BENCHMARK(BM_Arena_ManyAlloc)->Ranges({{1, 1024 * 1024}, {1, 32 * 1024}});
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static void BM_Arena_Batch(benchmark::State& state) {
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while (state.KeepRunning()) {
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gpr_arena* a = gpr_arena_create(state.range(0));
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for (int i = 0; i < state.range(1); i++) {
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gpr_arena_alloc(a, state.range(2));
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}
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gpr_arena_destroy(a);
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}
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}
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BENCHMARK(BM_Arena_Batch)->Ranges({{1, 64 * 1024}, {1, 64}, {1, 1024}});
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BENCHMARK_MAIN();
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