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author ImJezze <jezze@gmx.net>2016-02-21 11:48:45 +0100
committer ImJezze <jezze@gmx.net>2016-02-21 11:48:45 +0100
commitcc24a339d8c0517259084b5c178d784626ba965c (patch)
tree9868e9687b5802ae0a3733712a3bbeb3bc75c953 /3rdparty/libuv/test/benchmark-pound.c
parentb5daabda5495dea5c50e17961ecfed2ea8619d76 (diff)
Merge remote-tracking branch 'refs/remotes/mamedev/master'
Second attempt
Diffstat (limited to '3rdparty/libuv/test/benchmark-pound.c')
-rw-r--r--3rdparty/libuv/test/benchmark-pound.c351
1 files changed, 351 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/benchmark-pound.c b/3rdparty/libuv/test/benchmark-pound.c
new file mode 100644
index 00000000000..79f36345037
--- /dev/null
+++ b/3rdparty/libuv/test/benchmark-pound.c
@@ -0,0 +1,351 @@
+/* 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"
+
+/* Update this is you're going to run > 1000 concurrent requests. */
+#define MAX_CONNS 1000
+
+#undef NANOSEC
+#define NANOSEC ((uint64_t) 1e9)
+
+#undef DEBUG
+#define DEBUG 0
+
+struct conn_rec_s;
+
+typedef void (*setup_fn)(int num, void* arg);
+typedef void (*make_connect_fn)(struct conn_rec_s* conn);
+typedef int (*connect_fn)(int num, make_connect_fn make_connect, void* arg);
+
+/* Base class for tcp_conn_rec and pipe_conn_rec.
+ * The ordering of fields matters!
+ */
+typedef struct conn_rec_s {
+ int i;
+ uv_connect_t conn_req;
+ uv_write_t write_req;
+ make_connect_fn make_connect;
+ uv_stream_t stream;
+} conn_rec;
+
+typedef struct {
+ int i;
+ uv_connect_t conn_req;
+ uv_write_t write_req;
+ make_connect_fn make_connect;
+ uv_tcp_t stream;
+} tcp_conn_rec;
+
+typedef struct {
+ int i;
+ uv_connect_t conn_req;
+ uv_write_t write_req;
+ make_connect_fn make_connect;
+ uv_pipe_t stream;
+} pipe_conn_rec;
+
+static char buffer[] = "QS";
+
+static uv_loop_t* loop;
+
+static tcp_conn_rec tcp_conns[MAX_CONNS];
+static pipe_conn_rec pipe_conns[MAX_CONNS];
+
+static uint64_t start; /* in ms */
+static int closed_streams;
+static int conns_failed;
+
+static void alloc_cb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf);
+static void connect_cb(uv_connect_t* conn_req, int status);
+static void read_cb(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf);
+static void close_cb(uv_handle_t* handle);
+
+
+static void alloc_cb(uv_handle_t* handle,
+ size_t suggested_size,
+ uv_buf_t* buf) {
+ static char slab[65536];
+ buf->base = slab;
+ buf->len = sizeof(slab);
+}
+
+
+static void after_write(uv_write_t* req, int status) {
+ if (status != 0) {
+ fprintf(stderr, "write error %s\n", uv_err_name(status));
+ uv_close((uv_handle_t*)req->handle, close_cb);
+ conns_failed++;
+ return;
+ }
+}
+
+
+static void connect_cb(uv_connect_t* req, int status) {
+ conn_rec* conn;
+ uv_buf_t buf;
+ int r;
+
+ if (status != 0) {
+#if DEBUG
+ fprintf(stderr, "connect error %s\n", uv_err_name(status));
+#endif
+ uv_close((uv_handle_t*)req->handle, close_cb);
+ conns_failed++;
+ return;
+ }
+
+ ASSERT(req != NULL);
+ ASSERT(status == 0);
+
+ conn = (conn_rec*)req->data;
+ ASSERT(conn != NULL);
+
+#if DEBUG
+ printf("connect_cb %d\n", conn->i);
+#endif
+
+ r = uv_read_start(&conn->stream, alloc_cb, read_cb);
+ ASSERT(r == 0);
+
+ buf.base = buffer;
+ buf.len = sizeof(buffer) - 1;
+
+ r = uv_write(&conn->write_req, &conn->stream, &buf, 1, after_write);
+ ASSERT(r == 0);
+}
+
+
+static void read_cb(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf) {
+
+ ASSERT(stream != NULL);
+
+#if DEBUG
+ printf("read_cb %d\n", p->i);
+#endif
+
+ uv_close((uv_handle_t*)stream, close_cb);
+
+ if (nread < 0) {
+ if (nread == UV_EOF) {
+ ;
+ } else if (nread == UV_ECONNRESET) {
+ conns_failed++;
+ } else {
+ fprintf(stderr, "read error %s\n", uv_err_name(nread));
+ ASSERT(0);
+ }
+ }
+}
+
+
+static void close_cb(uv_handle_t* handle) {
+ conn_rec* p = (conn_rec*)handle->data;
+
+ ASSERT(handle != NULL);
+ closed_streams++;
+
+#if DEBUG
+ printf("close_cb %d\n", p->i);
+#endif
+
+ if (uv_now(loop) - start < 10000) {
+ p->make_connect(p);
+ }
+}
+
+
+static void tcp_do_setup(int num, void* arg) {
+ int i;
+
+ for (i = 0; i < num; i++) {
+ tcp_conns[i].i = i;
+ }
+}
+
+
+static void pipe_do_setup(int num, void* arg) {
+ int i;
+
+ for (i = 0; i < num; i++) {
+ pipe_conns[i].i = i;
+ }
+}
+
+
+static void tcp_make_connect(conn_rec* p) {
+ struct sockaddr_in addr;
+ tcp_conn_rec* tp;
+ int r;
+
+ tp = (tcp_conn_rec*) p;
+
+ r = uv_tcp_init(loop, (uv_tcp_t*)&p->stream);
+ ASSERT(r == 0);
+
+ ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
+
+ r = uv_tcp_connect(&tp->conn_req,
+ (uv_tcp_t*) &p->stream,
+ (const struct sockaddr*) &addr,
+ connect_cb);
+ if (r) {
+ fprintf(stderr, "uv_tcp_connect error %s\n", uv_err_name(r));
+ ASSERT(0);
+ }
+
+#if DEBUG
+ printf("make connect %d\n", p->i);
+#endif
+
+ p->conn_req.data = p;
+ p->write_req.data = p;
+ p->stream.data = p;
+}
+
+
+static void pipe_make_connect(conn_rec* p) {
+ int r;
+
+ r = uv_pipe_init(loop, (uv_pipe_t*)&p->stream, 0);
+ ASSERT(r == 0);
+
+ uv_pipe_connect(&((pipe_conn_rec*) p)->conn_req,
+ (uv_pipe_t*) &p->stream,
+ TEST_PIPENAME,
+ connect_cb);
+
+#if DEBUG
+ printf("make connect %d\n", p->i);
+#endif
+
+ p->conn_req.data = p;
+ p->write_req.data = p;
+ p->stream.data = p;
+}
+
+
+static int tcp_do_connect(int num, make_connect_fn make_connect, void* arg) {
+ int i;
+
+ for (i = 0; i < num; i++) {
+ tcp_make_connect((conn_rec*)&tcp_conns[i]);
+ tcp_conns[i].make_connect = make_connect;
+ }
+
+ return 0;
+}
+
+
+static int pipe_do_connect(int num, make_connect_fn make_connect, void* arg) {
+ int i;
+
+ for (i = 0; i < num; i++) {
+ pipe_make_connect((conn_rec*)&pipe_conns[i]);
+ pipe_conns[i].make_connect = make_connect;
+ }
+
+ return 0;
+}
+
+
+static int pound_it(int concurrency,
+ const char* type,
+ setup_fn do_setup,
+ connect_fn do_connect,
+ make_connect_fn make_connect,
+ void* arg) {
+ double secs;
+ int r;
+ uint64_t start_time; /* in ns */
+ uint64_t end_time;
+
+ loop = uv_default_loop();
+
+ uv_update_time(loop);
+ start = uv_now(loop);
+
+ /* Run benchmark for at least five seconds. */
+ start_time = uv_hrtime();
+
+ do_setup(concurrency, arg);
+
+ r = do_connect(concurrency, make_connect, arg);
+ ASSERT(!r);
+
+ uv_run(loop, UV_RUN_DEFAULT);
+
+ end_time = uv_hrtime();
+
+ /* Number of fractional seconds it took to run the benchmark. */
+ secs = (double)(end_time - start_time) / NANOSEC;
+
+ fprintf(stderr, "%s-conn-pound-%d: %.0f accepts/s (%d failed)\n",
+ type,
+ concurrency,
+ closed_streams / secs,
+ conns_failed);
+ fflush(stderr);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+BENCHMARK_IMPL(tcp4_pound_100) {
+ return pound_it(100,
+ "tcp",
+ tcp_do_setup,
+ tcp_do_connect,
+ tcp_make_connect,
+ NULL);
+}
+
+
+BENCHMARK_IMPL(tcp4_pound_1000) {
+ return pound_it(1000,
+ "tcp",
+ tcp_do_setup,
+ tcp_do_connect,
+ tcp_make_connect,
+ NULL);
+}
+
+
+BENCHMARK_IMPL(pipe_pound_100) {
+ return pound_it(100,
+ "pipe",
+ pipe_do_setup,
+ pipe_do_connect,
+ pipe_make_connect,
+ NULL);
+}
+
+
+BENCHMARK_IMPL(pipe_pound_1000) {
+ return pound_it(1000,
+ "pipe",
+ pipe_do_setup,
+ pipe_do_connect,
+ pipe_make_connect,
+ NULL);
+}