/test/benchmark-getaddrinfo.c

http://github.com/joyent/libuv · C · 95 lines · 48 code · 27 blank · 20 comment · 6 complexity · 1ab198069ef1dbeb8734961c43dbefaf MD5 · raw file

  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. #include "uv.h"
  22. #include "task.h"
  23. #include <stdlib.h>
  24. #include <stdio.h>
  25. #include <string.h> /* strlen */
  26. #define CONCURRENT_CALLS 10
  27. #define TOTAL_CALLS 10000
  28. const char* name = "localhost";
  29. static uv_loop_t* loop;
  30. static uv_getaddrinfo_t handles[CONCURRENT_CALLS];
  31. static int calls_initiated = 0;
  32. static int calls_completed = 0;
  33. static int64_t start_time;
  34. static int64_t end_time;
  35. static void getaddrinfo_initiate(uv_getaddrinfo_t* handle);
  36. static void getaddrinfo_cb(uv_getaddrinfo_t* handle, int status,
  37. struct addrinfo* res) {
  38. ASSERT(status == 0);
  39. calls_completed++;
  40. if (calls_initiated < TOTAL_CALLS) {
  41. getaddrinfo_initiate(handle);
  42. }
  43. uv_freeaddrinfo(res);
  44. }
  45. static void getaddrinfo_initiate(uv_getaddrinfo_t* handle) {
  46. int r;
  47. calls_initiated++;
  48. r = uv_getaddrinfo(loop, handle, &getaddrinfo_cb, name, NULL, NULL);
  49. ASSERT(r == 0);
  50. }
  51. BENCHMARK_IMPL(getaddrinfo) {
  52. int i;
  53. loop = uv_default_loop();
  54. uv_update_time(loop);
  55. start_time = uv_now(loop);
  56. for (i = 0; i < CONCURRENT_CALLS; i++) {
  57. getaddrinfo_initiate(&handles[i]);
  58. }
  59. uv_run(loop);
  60. uv_update_time(loop);
  61. end_time = uv_now(loop);
  62. ASSERT(calls_initiated == TOTAL_CALLS);
  63. ASSERT(calls_completed == TOTAL_CALLS);
  64. LOGF("getaddrinfo: %.0f req/s\n",
  65. (double) calls_completed / (double) (end_time - start_time) * 1000.0);
  66. MAKE_VALGRIND_HAPPY();
  67. return 0;
  68. }