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comparison third_party/libuv/test/benchmark-pound.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include "task.h"
23 #include "uv.h"
24
25 /* Update this is you're going to run > 1000 concurrent requests. */
26 #define MAX_CONNS 1000
27
28 #undef NANOSEC
29 #define NANOSEC ((uint64_t) 1e9)
30
31 #undef DEBUG
32 #define DEBUG 0
33
34 struct conn_rec_s;
35
36 typedef void (*setup_fn)(int num, void* arg);
37 typedef void (*make_connect_fn)(struct conn_rec_s* conn);
38 typedef int (*connect_fn)(int num, make_connect_fn make_connect, void* arg);
39
40 /* Base class for tcp_conn_rec and pipe_conn_rec.
41 * The ordering of fields matters!
42 */
43 typedef struct conn_rec_s {
44 int i;
45 uv_connect_t conn_req;
46 uv_write_t write_req;
47 make_connect_fn make_connect;
48 uv_stream_t stream;
49 } conn_rec;
50
51 typedef struct {
52 int i;
53 uv_connect_t conn_req;
54 uv_write_t write_req;
55 make_connect_fn make_connect;
56 uv_tcp_t stream;
57 } tcp_conn_rec;
58
59 typedef struct {
60 int i;
61 uv_connect_t conn_req;
62 uv_write_t write_req;
63 make_connect_fn make_connect;
64 uv_pipe_t stream;
65 } pipe_conn_rec;
66
67 static char buffer[] = "QS";
68
69 static uv_loop_t* loop;
70
71 static tcp_conn_rec tcp_conns[MAX_CONNS];
72 static pipe_conn_rec pipe_conns[MAX_CONNS];
73
74 static uint64_t start; /* in ms */
75 static int closed_streams;
76 static int conns_failed;
77
78 static void alloc_cb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf);
79 static void connect_cb(uv_connect_t* conn_req, int status);
80 static void read_cb(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf);
81 static void close_cb(uv_handle_t* handle);
82
83
84 static void alloc_cb(uv_handle_t* handle,
85 size_t suggested_size,
86 uv_buf_t* buf) {
87 static char slab[65536];
88 buf->base = slab;
89 buf->len = sizeof(slab);
90 }
91
92
93 static void after_write(uv_write_t* req, int status) {
94 if (status != 0) {
95 fprintf(stderr, "write error %s\n", uv_err_name(status));
96 uv_close((uv_handle_t*)req->handle, close_cb);
97 conns_failed++;
98 return;
99 }
100 }
101
102
103 static void connect_cb(uv_connect_t* req, int status) {
104 conn_rec* conn;
105 uv_buf_t buf;
106 int r;
107
108 if (status != 0) {
109 #if DEBUG
110 fprintf(stderr, "connect error %s\n", uv_err_name(status));
111 #endif
112 uv_close((uv_handle_t*)req->handle, close_cb);
113 conns_failed++;
114 return;
115 }
116
117 ASSERT_NOT_NULL(req);
118 ASSERT_OK(status);
119
120 conn = (conn_rec*)req->data;
121 ASSERT_NOT_NULL(conn);
122
123 #if DEBUG
124 printf("connect_cb %d\n", conn->i);
125 #endif
126
127 r = uv_read_start(&conn->stream, alloc_cb, read_cb);
128 ASSERT_OK(r);
129
130 buf.base = buffer;
131 buf.len = sizeof(buffer) - 1;
132
133 r = uv_write(&conn->write_req, &conn->stream, &buf, 1, after_write);
134 ASSERT_OK(r);
135 }
136
137
138 static void read_cb(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf) {
139
140 ASSERT_NOT_NULL(stream);
141
142 #if DEBUG
143 printf("read_cb %d\n", p->i);
144 #endif
145
146 uv_close((uv_handle_t*)stream, close_cb);
147
148 if (nread < 0) {
149 if (nread == UV_EOF) {
150 ;
151 } else if (nread == UV_ECONNRESET) {
152 conns_failed++;
153 } else {
154 fprintf(stderr, "read error %s\n", uv_err_name(nread));
155 ASSERT(0);
156 }
157 }
158 }
159
160
161 static void close_cb(uv_handle_t* handle) {
162 conn_rec* p = (conn_rec*)handle->data;
163
164 ASSERT_NOT_NULL(handle);
165 closed_streams++;
166
167 #if DEBUG
168 printf("close_cb %d\n", p->i);
169 #endif
170
171 if (uv_now(loop) - start < 10000) {
172 p->make_connect(p);
173 }
174 }
175
176
177 static void tcp_do_setup(int num, void* arg) {
178 int i;
179
180 for (i = 0; i < num; i++) {
181 tcp_conns[i].i = i;
182 }
183 }
184
185
186 static void pipe_do_setup(int num, void* arg) {
187 int i;
188
189 for (i = 0; i < num; i++) {
190 pipe_conns[i].i = i;
191 }
192 }
193
194
195 static void tcp_make_connect(conn_rec* p) {
196 struct sockaddr_in addr;
197 tcp_conn_rec* tp;
198 int r;
199
200 tp = (tcp_conn_rec*) p;
201
202 r = uv_tcp_init(loop, (uv_tcp_t*)&p->stream);
203 ASSERT_OK(r);
204
205 ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
206
207 r = uv_tcp_connect(&tp->conn_req,
208 (uv_tcp_t*) &p->stream,
209 (const struct sockaddr*) &addr,
210 connect_cb);
211 if (r) {
212 fprintf(stderr, "uv_tcp_connect error %s\n", uv_err_name(r));
213 ASSERT(0);
214 }
215
216 #if DEBUG
217 printf("make connect %d\n", p->i);
218 #endif
219
220 p->conn_req.data = p;
221 p->write_req.data = p;
222 p->stream.data = p;
223 }
224
225
226 static void pipe_make_connect(conn_rec* p) {
227 int r;
228
229 r = uv_pipe_init(loop, (uv_pipe_t*)&p->stream, 0);
230 ASSERT_OK(r);
231
232 uv_pipe_connect(&((pipe_conn_rec*) p)->conn_req,
233 (uv_pipe_t*) &p->stream,
234 TEST_PIPENAME,
235 connect_cb);
236
237 #if DEBUG
238 printf("make connect %d\n", p->i);
239 #endif
240
241 p->conn_req.data = p;
242 p->write_req.data = p;
243 p->stream.data = p;
244 }
245
246
247 static int tcp_do_connect(int num, make_connect_fn make_connect, void* arg) {
248 int i;
249
250 for (i = 0; i < num; i++) {
251 tcp_make_connect((conn_rec*)&tcp_conns[i]);
252 tcp_conns[i].make_connect = make_connect;
253 }
254
255 return 0;
256 }
257
258
259 static int pipe_do_connect(int num, make_connect_fn make_connect, void* arg) {
260 int i;
261
262 for (i = 0; i < num; i++) {
263 pipe_make_connect((conn_rec*)&pipe_conns[i]);
264 pipe_conns[i].make_connect = make_connect;
265 }
266
267 return 0;
268 }
269
270
271 static int pound_it(int concurrency,
272 const char* type,
273 setup_fn do_setup,
274 connect_fn do_connect,
275 make_connect_fn make_connect,
276 void* arg) {
277 double secs;
278 int r;
279 uint64_t start_time; /* in ns */
280 uint64_t end_time;
281
282 loop = uv_default_loop();
283
284 uv_update_time(loop);
285 start = uv_now(loop);
286
287 /* Run benchmark for at least five seconds. */
288 start_time = uv_hrtime();
289
290 do_setup(concurrency, arg);
291
292 r = do_connect(concurrency, make_connect, arg);
293 ASSERT(!r);
294
295 uv_run(loop, UV_RUN_DEFAULT);
296
297 end_time = uv_hrtime();
298
299 /* Number of fractional seconds it took to run the benchmark. */
300 secs = (double)(end_time - start_time) / NANOSEC;
301
302 fprintf(stderr, "%s-conn-pound-%d: %.0f accepts/s (%d failed)\n",
303 type,
304 concurrency,
305 closed_streams / secs,
306 conns_failed);
307 fflush(stderr);
308
309 MAKE_VALGRIND_HAPPY(loop);
310 return 0;
311 }
312
313
314 BENCHMARK_IMPL(tcp4_pound_100) {
315 return pound_it(100,
316 "tcp",
317 tcp_do_setup,
318 tcp_do_connect,
319 tcp_make_connect,
320 NULL);
321 }
322
323
324 BENCHMARK_IMPL(tcp4_pound_1000) {
325 return pound_it(1000,
326 "tcp",
327 tcp_do_setup,
328 tcp_do_connect,
329 tcp_make_connect,
330 NULL);
331 }
332
333
334 BENCHMARK_IMPL(pipe_pound_100) {
335 return pound_it(100,
336 "pipe",
337 pipe_do_setup,
338 pipe_do_connect,
339 pipe_make_connect,
340 NULL);
341 }
342
343
344 BENCHMARK_IMPL(pipe_pound_1000) {
345 return pound_it(1000,
346 "pipe",
347 pipe_do_setup,
348 pipe_do_connect,
349 pipe_make_connect,
350 NULL);
351 }