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test_disk_pool.cpp
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test_disk_pool.cpp
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//
// Created by Agustin Gianni (agustin.gianni@gmail.com) on 11/30/16.
//
#include <thread>
#include <iostream>
#include <benchmark/benchmark.h>
#include "DiskPool.h"
#include "measure.h"
std::atomic<int> stop{0};
// Write all the data to disk.
void io_thread(DiskPoolAtomic *memory_pool) {
using precision = std::chrono::milliseconds;
printf("Starting IO thread.\n");
while (!stop.load(std::memory_order_acquire)) {
sleep(1);
auto ret = measure<precision>::execution(
[memory_pool] {
memory_pool->flush();
return 0;
}
);
printf("Took %ld ms.\n", ret.second);
}
printf("Stopping IO thread.\n");
}
// Check the single thread performance.
DiskPoolRaw memory_pool_raw("/tmp/memory.log", GB(8));
void BM_MemoryAllocation_DiskPoolRaw(benchmark::State &state, DiskPoolRaw *pool) {
while (state.KeepRunning()) {
auto mem = pool->alloc(sizeof(int));
benchmark::DoNotOptimize(mem);
}
}
BENCHMARK_CAPTURE(BM_MemoryAllocation_DiskPoolRaw, SingleThreaded, &memory_pool_raw);
// Check the multi-threaded locked performance.
static DiskPoolLock memory_pool_lock("/tmp/memory.log", GB(8));
void BM_MemoryAllocation_DiskPoolLock(benchmark::State &state, DiskPoolLock *pool) {
while (state.KeepRunning()) {
auto mem = pool->alloc(sizeof(int));
benchmark::DoNotOptimize(mem);
}
}
BENCHMARK_CAPTURE(BM_MemoryAllocation_DiskPoolLock, Threaded, &memory_pool_lock)->ThreadRange(1, 32);
// Check the multi-threaded locked performance.
static DiskPoolSpinLock memory_pool_spinlock("/tmp/memory.log", GB(8));
void BM_MemoryAllocation_DiskPoolSpinLock(benchmark::State &state, DiskPoolSpinLock *pool) {
while (state.KeepRunning()) {
auto mem = pool->alloc(sizeof(int));
benchmark::DoNotOptimize(mem);
}
}
BENCHMARK_CAPTURE(BM_MemoryAllocation_DiskPoolSpinLock, Threaded, &memory_pool_spinlock)->ThreadRange(1, 32);
// Check the multi-threaded atomic performance.
static DiskPoolAtomic memory_pool_atomic("/tmp/memory.log", GB(8));
void BM_MemoryAllocation_DiskPoolAtomic(benchmark::State &state, DiskPoolAtomic *pool) {
while (state.KeepRunning()) {
auto mem = pool->alloc(sizeof(int));
benchmark::DoNotOptimize(mem);
}
}
BENCHMARK_CAPTURE(BM_MemoryAllocation_DiskPoolAtomic, Threaded, &memory_pool_atomic)->ThreadRange(1, 32);
void BM_MemoryAllocation_malloc(benchmark::State &state) {
while (state.KeepRunning()) {
auto mem = malloc(sizeof(int));
benchmark::DoNotOptimize(mem);
}
}
BENCHMARK(BM_MemoryAllocation_malloc)->ThreadRange(1, 32);
BENCHMARK_MAIN()