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-rw-r--r--3rdparty/libuv/test/benchmark-million-timers.c86
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;
+}