Benchmarking yrmcds memcache text parser.

memcache_text_speed.cpp

#include "../src/memcache/memcache.hpp"

#include <cybozu/test.hpp>

#include <cassert>
#include <cerrno>
#include <cstdint>
#include <cstring>
#include <ctime>
#include <iostream>
#include <limits>
#include <stdlib.h>

using namespace yrmcds;
using namespace yrmcds::memcache;

#define MEMCACHE_TEST(n, d) \
    char data##n[] = d; \
    text_request t##n(data##n, sizeof(data##n) - 1);

AUTOTEST(speed) {
    for( int i = 0; i < 1000000; i++ ) {
        MEMCACHE_TEST(1, "\r\n");
        MEMCACHE_TEST(2, "set aaa 100 0 5\r\nabcde\r\nset aaa");
        MEMCACHE_TEST(3, "set aaa 100 0 10 \r\nabcdefghij\r\naaa");
        MEMCACHE_TEST(4, "set aaa 100 0 10 noreply   \r\nabcdefghij\r\naaa");
        MEMCACHE_TEST(5, "add aaa 100 0 10 noreply\r\nabcdefghij\r\n");
        MEMCACHE_TEST(6, "replace aaa 100 0 10 noreply   \r\nabcdefghij\r\n");
        MEMCACHE_TEST(7, "touch abcd 0 \r\nabc");
        MEMCACHE_TEST(8, "touch abcd 100 noreply\r\nabc");
        MEMCACHE_TEST(9, "get 38338 \r\nabc");
        MEMCACHE_TEST(10, "get 38338 4\r\nabc");
        MEMCACHE_TEST(11, "gets 38338 \r\nabc");
        MEMCACHE_TEST(12, "get 38338 \r\nabc");
        MEMCACHE_TEST(13, "get 38338 4\r\nabc");
        MEMCACHE_TEST(14, "gets 38338 \r\nabc");
        MEMCACHE_TEST(15, "get 38338 \r\nabc");
        MEMCACHE_TEST(16, "get 38338 4\r\nabc");
        MEMCACHE_TEST(17, "gets 38338 \r\nabc");
        MEMCACHE_TEST(18, "get 38338 \r\nabc");
    }
}

Result:

$ make test/memcache_text_speed
./test/memcache_text_speed.exe
ctest:module=speed
ctest:name=memcache_text_speed, module=1, total=0, ok=0, ng=0, exception=0
ctest:elapsed=941572us

18000000 / 0.941572 ≒ 1912 万 op/s