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#define NUM_TIMERS (10 * 1000 * 1000)
26
27static int timer_cb_called;
28static int close_cb_called;
29
30
31static void timer_cb(uv_timer_t* handle) {
32  timer_cb_called++;
33}
34
35
36static void close_cb(uv_handle_t* handle) {
37  close_cb_called++;
38}
39
40
41BENCHMARK_IMPL(million_timers) {
42  uv_timer_t* timers;
43  uv_loop_t* loop;
44  uint64_t before_all;
45  uint64_t before_run;
46  uint64_t after_run;
47  uint64_t after_all;
48  int timeout;
49  int i;
50
51  timers = malloc(NUM_TIMERS * sizeof(timers[0]));
52  ASSERT_NOT_NULL(timers);
53
54  loop = uv_default_loop();
55  timeout = 0;
56
57  before_all = uv_hrtime();
58  for (i = 0; i < NUM_TIMERS; i++) {
59    if (i % 1000 == 0) timeout++;
60    ASSERT(0 == uv_timer_init(loop, timers + i));
61    ASSERT(0 == uv_timer_start(timers + i, timer_cb, timeout, 0));
62  }
63
64  before_run = uv_hrtime();
65  ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
66  after_run = uv_hrtime();
67
68  for (i = 0; i < NUM_TIMERS; i++)
69    uv_close((uv_handle_t*) (timers + i), close_cb);
70
71  ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
72  after_all = uv_hrtime();
73
74  ASSERT(timer_cb_called == NUM_TIMERS);
75  ASSERT(close_cb_called == NUM_TIMERS);
76  free(timers);
77
78  fprintf(stderr, "%.2f seconds total\n", (after_all - before_all) / 1e9);
79  fprintf(stderr, "%.2f seconds init\n", (before_run - before_all) / 1e9);
80  fprintf(stderr, "%.2f seconds dispatch\n", (after_run - before_run) / 1e9);
81  fprintf(stderr, "%.2f seconds cleanup\n", (after_all - after_run) / 1e9);
82  fflush(stderr);
83
84  MAKE_VALGRIND_HAPPY();
85  return 0;
86}
87