diff options
author | 2016-02-21 11:48:45 +0100 | |
---|---|---|
committer | 2016-02-21 11:48:45 +0100 | |
commit | cc24a339d8c0517259084b5c178d784626ba965c (patch) | |
tree | 9868e9687b5802ae0a3733712a3bbeb3bc75c953 /3rdparty/libuv/test/benchmark-million-timers.c | |
parent | b5daabda5495dea5c50e17961ecfed2ea8619d76 (diff) |
Merge remote-tracking branch 'refs/remotes/mamedev/master'
Second attempt
Diffstat (limited to '3rdparty/libuv/test/benchmark-million-timers.c')
-rw-r--r-- | 3rdparty/libuv/test/benchmark-million-timers.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/benchmark-million-timers.c b/3rdparty/libuv/test/benchmark-million-timers.c new file mode 100644 index 00000000000..60a308bef13 --- /dev/null +++ b/3rdparty/libuv/test/benchmark-million-timers.c @@ -0,0 +1,86 @@ +/* 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 "task.h" +#include "uv.h" + +#define NUM_TIMERS (10 * 1000 * 1000) + +static int timer_cb_called; +static int close_cb_called; + + +static void timer_cb(uv_timer_t* handle) { + timer_cb_called++; +} + + +static void close_cb(uv_handle_t* handle) { + close_cb_called++; +} + + +BENCHMARK_IMPL(million_timers) { + uv_timer_t* timers; + uv_loop_t* loop; + uint64_t before_all; + uint64_t before_run; + uint64_t after_run; + uint64_t after_all; + int timeout; + int i; + + timers = malloc(NUM_TIMERS * sizeof(timers[0])); + ASSERT(timers != NULL); + + loop = uv_default_loop(); + timeout = 0; + + before_all = uv_hrtime(); + for (i = 0; i < NUM_TIMERS; i++) { + if (i % 1000 == 0) timeout++; + ASSERT(0 == uv_timer_init(loop, timers + i)); + ASSERT(0 == uv_timer_start(timers + i, timer_cb, timeout, 0)); + } + + before_run = uv_hrtime(); + ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT)); + after_run = uv_hrtime(); + + for (i = 0; i < NUM_TIMERS; i++) + uv_close((uv_handle_t*) (timers + i), close_cb); + + ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT)); + after_all = uv_hrtime(); + + ASSERT(timer_cb_called == NUM_TIMERS); + ASSERT(close_cb_called == NUM_TIMERS); + free(timers); + + fprintf(stderr, "%.2f seconds total\n", (after_all - before_all) / 1e9); + fprintf(stderr, "%.2f seconds init\n", (before_run - before_all) / 1e9); + fprintf(stderr, "%.2f seconds dispatch\n", (after_run - before_run) / 1e9); + fprintf(stderr, "%.2f seconds cleanup\n", (after_all - after_run) / 1e9); + fflush(stderr); + + MAKE_VALGRIND_HAPPY(); + return 0; +} |