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1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to
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5 * deal in the Software without restriction, including without limitation the
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6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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7 * sell copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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19 * IN THE SOFTWARE.
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20 */
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21
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22 #include "task.h"
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23 #include "uv.h"
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24
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25 #define NUM_TIMERS (10 * 1000 * 1000)
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26
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27 static int timer_cb_called;
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28 static int close_cb_called;
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29
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30
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31 static void timer_cb(uv_timer_t* handle) {
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32 timer_cb_called++;
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33 }
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34
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35
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36 static void close_cb(uv_handle_t* handle) {
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37 close_cb_called++;
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38 }
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39
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40
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41 BENCHMARK_IMPL(million_timers) {
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42 uv_timer_t* timers;
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43 uv_loop_t* loop;
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44 uint64_t before_all;
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45 uint64_t before_run;
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46 uint64_t after_run;
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47 uint64_t after_all;
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48 int timeout;
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49 int i;
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50
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51 timers = malloc(NUM_TIMERS * sizeof(timers[0]));
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52 ASSERT_NOT_NULL(timers);
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53
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54 loop = uv_default_loop();
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55 timeout = 0;
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56
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57 before_all = uv_hrtime();
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58 for (i = 0; i < NUM_TIMERS; i++) {
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59 if (i % 1000 == 0) timeout++;
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60 ASSERT_OK(uv_timer_init(loop, timers + i));
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61 ASSERT_OK(uv_timer_start(timers + i, timer_cb, timeout, 0));
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62 }
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63
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64 before_run = uv_hrtime();
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65 ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT));
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66 after_run = uv_hrtime();
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67
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68 for (i = 0; i < NUM_TIMERS; i++)
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69 uv_close((uv_handle_t*) (timers + i), close_cb);
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70
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71 ASSERT_OK(uv_run(loop, UV_RUN_DEFAULT));
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72 after_all = uv_hrtime();
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73
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74 ASSERT_EQ(timer_cb_called, NUM_TIMERS);
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75 ASSERT_EQ(close_cb_called, NUM_TIMERS);
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76 free(timers);
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77
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78 fprintf(stderr, "%.2f seconds total\n", (after_all - before_all) / 1e9);
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79 fprintf(stderr, "%.2f seconds init\n", (before_run - before_all) / 1e9);
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80 fprintf(stderr, "%.2f seconds dispatch\n", (after_run - before_run) / 1e9);
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81 fprintf(stderr, "%.2f seconds cleanup\n", (after_all - after_run) / 1e9);
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82 fflush(stderr);
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83
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84 MAKE_VALGRIND_HAPPY(loop);
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85 return 0;
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86 }
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