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