shrub/outside/libuv/test/benchmark-getaddrinfo.c
2013-09-28 13:21:18 -07:00

92 lines
2.5 KiB
C

/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
#include <stdlib.h>
#define CONCURRENT_CALLS 10
#define TOTAL_CALLS 10000
static const char* name = "localhost";
static uv_loop_t* loop;
static uv_getaddrinfo_t handles[CONCURRENT_CALLS];
static int calls_initiated = 0;
static int calls_completed = 0;
static int64_t start_time;
static int64_t end_time;
static void getaddrinfo_initiate(uv_getaddrinfo_t* handle);
static void getaddrinfo_cb(uv_getaddrinfo_t* handle, int status,
struct addrinfo* res) {
ASSERT(status == 0);
calls_completed++;
if (calls_initiated < TOTAL_CALLS) {
getaddrinfo_initiate(handle);
}
uv_freeaddrinfo(res);
}
static void getaddrinfo_initiate(uv_getaddrinfo_t* handle) {
int r;
calls_initiated++;
r = uv_getaddrinfo(loop, handle, &getaddrinfo_cb, name, NULL, NULL);
ASSERT(r == 0);
}
BENCHMARK_IMPL(getaddrinfo) {
int i;
loop = uv_default_loop();
uv_update_time(loop);
start_time = uv_now(loop);
for (i = 0; i < CONCURRENT_CALLS; i++) {
getaddrinfo_initiate(&handles[i]);
}
uv_run(loop, UV_RUN_DEFAULT);
uv_update_time(loop);
end_time = uv_now(loop);
ASSERT(calls_initiated == TOTAL_CALLS);
ASSERT(calls_completed == TOTAL_CALLS);
LOGF("getaddrinfo: %.0f req/s\n",
(double) calls_completed / (double) (end_time - start_time) * 1000.0);
MAKE_VALGRIND_HAPPY();
return 0;
}