Skip to content
This repository has been archived by the owner. It is now read-only.
Permalink
Browse files

bench: add batched TCP writes benchmark

Times how long it takes to queue and write out 1,000,000 short strings.
  • Loading branch information...
bnoordhuis committed Oct 6, 2011
1 parent c787046 commit 27262134cd7249b7466438a9a84d0e856596262f
Showing with 276 additions and 2 deletions.
  1. +2 −2 Makefile
  2. +5 −0 test/benchmark-list.h
  3. +144 −0 test/benchmark-tcp-write-batch.c
  4. +122 −0 test/blackhole-server.c
  5. +3 −0 uv.gyp
@@ -77,8 +77,8 @@ else
include config-unix.mk
endif

TESTS=test/echo-server.c test/test-*.c
BENCHMARKS=test/echo-server.c test/dns-server.c test/benchmark-*.c
TESTS=test/blackhole-server.c test/echo-server.c test/test-*.c
BENCHMARKS=test/blackhole-server.c test/echo-server.c test/dns-server.c test/benchmark-*.c

all: uv.a test/run-tests$(E) test/run-benchmarks$(E)

@@ -21,6 +21,7 @@

BENCHMARK_DECLARE (sizes)
BENCHMARK_DECLARE (ping_pongs)
BENCHMARK_DECLARE (tcp_write_batch)
BENCHMARK_DECLARE (tcp4_pound_100)
BENCHMARK_DECLARE (tcp4_pound_1000)
BENCHMARK_DECLARE (pipe_pound_100)
@@ -42,6 +43,7 @@ BENCHMARK_DECLARE (udp_packet_storm_1000v1000)
BENCHMARK_DECLARE (gethostbyname)
BENCHMARK_DECLARE (getaddrinfo)
BENCHMARK_DECLARE (spawn)
HELPER_DECLARE (tcp4_blackhole_server)
HELPER_DECLARE (tcp_pump_server)
HELPER_DECLARE (pipe_pump_server)
HELPER_DECLARE (tcp4_echo_server)
@@ -54,6 +56,9 @@ TASK_LIST_START
BENCHMARK_ENTRY (ping_pongs)
BENCHMARK_HELPER (ping_pongs, tcp4_echo_server)

BENCHMARK_ENTRY (tcp_write_batch)
BENCHMARK_HELPER (tcp_write_batch, tcp4_blackhole_server)

BENCHMARK_ENTRY (tcp_pump100_client)
BENCHMARK_HELPER (tcp_pump100_client, tcp_pump_server)

@@ -0,0 +1,144 @@
/* 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 "uv.h"
#include "task.h"

#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>

#define WRITE_REQ_DATA "Hello, world."
#define NUM_WRITE_REQS (1000 * 1000)

#define container_of(ptr, type, member) \
((type *) ((char *) (ptr) - offsetof(type, member)))

typedef struct {
uv_write_t req;
uv_buf_t buf;
} write_req;


static write_req* write_reqs;
static uv_tcp_t tcp_client;
static uv_connect_t connect_req;
static uv_shutdown_t shutdown_req;

static int shutdown_cb_called = 0;
static int connect_cb_called = 0;
static int write_cb_called = 0;
static int close_cb_called = 0;

static void connect_cb(uv_connect_t* req, int status);
static void write_cb(uv_write_t* req, int status);
static void shutdown_cb(uv_shutdown_t* req, int status);
static void close_cb(uv_handle_t* handle);


static void connect_cb(uv_connect_t* req, int status) {
write_req* w;
int i;
int r;

ASSERT(req->handle == (uv_stream_t*)&tcp_client);

for (i = 0; i < NUM_WRITE_REQS; i++) {
w = &write_reqs[i];
r = uv_write(&w->req, req->handle, &w->buf, 1, write_cb);
ASSERT(r == 0);
}

r = uv_shutdown(&shutdown_req, req->handle, shutdown_cb);
ASSERT(r == 0);

connect_cb_called++;
}


static void write_cb(uv_write_t* req, int status) {
ASSERT(req != NULL);
ASSERT(status == 0);
write_cb_called++;
}


static void shutdown_cb(uv_shutdown_t* req, int status) {
ASSERT(req->handle == (uv_stream_t*)&tcp_client);
ASSERT(req->handle->write_queue_size == 0);

uv_close((uv_handle_t*)req->handle, close_cb);
free(write_reqs);

shutdown_cb_called++;
}


static void close_cb(uv_handle_t* handle) {
ASSERT(handle == (uv_handle_t*)&tcp_client);
close_cb_called++;
}


BENCHMARK_IMPL(tcp_write_batch) {
struct sockaddr_in addr;
uv_loop_t* loop;
uint64_t start;
uint64_t stop;
int i;
int r;

write_reqs = malloc(sizeof(*write_reqs) * NUM_WRITE_REQS);
ASSERT(write_reqs != NULL);

/* Prepare the data to write out. */
for (i = 0; i < NUM_WRITE_REQS; i++) {
write_reqs[i].buf = uv_buf_init(WRITE_REQ_DATA,
sizeof(WRITE_REQ_DATA) - 1);
}

loop = uv_default_loop();
addr = uv_ip4_addr("127.0.0.1", TEST_PORT);

r = uv_tcp_init(loop, &tcp_client);
ASSERT(r == 0);

r = uv_tcp_connect(&connect_req, &tcp_client, addr, connect_cb);
ASSERT(r == 0);

start = uv_hrtime();

r = uv_run(loop);
ASSERT(r == 0);

stop = uv_hrtime();

ASSERT(connect_cb_called == 1);
ASSERT(write_cb_called == NUM_WRITE_REQS);
ASSERT(shutdown_cb_called == 1);
ASSERT(close_cb_called == 1);

printf("%ld write requests in %.2fs.\n",
(long)NUM_WRITE_REQS,
(stop - start) / 10e8);

return 0;
}
@@ -0,0 +1,122 @@
/* 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 "uv.h"
#include "task.h"

#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>

#define container_of(ptr, type, member) \
((type *) ((char *) (ptr) - offsetof(type, member)))

typedef struct {
uv_tcp_t handle;
uv_shutdown_t shutdown_req;
} conn_rec;

static uv_tcp_t tcp_server;

static void connection_cb(uv_stream_t* stream, int status);
static uv_buf_t alloc_cb(uv_handle_t* handle, size_t suggested_size);
static void read_cb(uv_stream_t* stream, ssize_t nread, uv_buf_t buf);
static void shutdown_cb(uv_shutdown_t* req, int status);
static void close_cb(uv_handle_t* handle);


static void connection_cb(uv_stream_t* stream, int status) {
conn_rec* conn;
int r;

ASSERT(status == 0);
ASSERT(stream == (uv_stream_t*)&tcp_server);

conn = malloc(sizeof *conn);
ASSERT(conn != NULL);

r = uv_tcp_init(stream->loop, &conn->handle);
ASSERT(r == 0);

r = uv_accept(stream, (uv_stream_t*)&conn->handle);
ASSERT(r == 0);

r = uv_read_start((uv_stream_t*)&conn->handle, alloc_cb, read_cb);
ASSERT(r == 0);
}


static uv_buf_t alloc_cb(uv_handle_t* handle, size_t suggested_size) {
static char buf[65536];
return uv_buf_init(buf, sizeof buf);
}


static void read_cb(uv_stream_t* stream, ssize_t nread, uv_buf_t buf) {
conn_rec* conn;
int r;

if (nread >= 0)
return;

ASSERT(uv_last_error(stream->loop).code == UV_EOF);

conn = container_of(stream, conn_rec, handle);

r = uv_shutdown(&conn->shutdown_req, stream, shutdown_cb);
ASSERT(r == 0);
}


static void shutdown_cb(uv_shutdown_t* req, int status) {
conn_rec* conn = container_of(req, conn_rec, shutdown_req);
uv_close((uv_handle_t*)&conn->handle, close_cb);
}


static void close_cb(uv_handle_t* handle) {
conn_rec* conn = container_of(handle, conn_rec, handle);
free(conn);
}


HELPER_IMPL(tcp4_blackhole_server) {
struct sockaddr_in addr;
uv_loop_t* loop;
int r;

loop = uv_default_loop();
addr = uv_ip4_addr("127.0.0.1", TEST_PORT);

r = uv_tcp_init(loop, &tcp_server);
ASSERT(r == 0);

r = uv_tcp_bind(&tcp_server, addr);
ASSERT(r == 0);

r = uv_listen((uv_stream_t*)&tcp_server, 128, connection_cb);
ASSERT(r == 0);

r = uv_run(loop);
ASSERT(0 && "Blackhole server dropped out of event loop.");

return 0;
}
3 uv.gyp
@@ -240,6 +240,7 @@
'type': 'executable',
'dependencies': [ 'uv' ],
'sources': [
'test/blackhole-server.c',
'test/echo-server.c',
'test/run-tests.c',
'test/runner.c',
@@ -326,9 +327,11 @@
'test/benchmark-pump.c',
'test/benchmark-sizes.c',
'test/benchmark-spawn.c',
'test/benchmark-tcp-write-batch.c',
'test/benchmark-udp-packet-storm.c',
'test/dns-server.c',
'test/echo-server.c',
'test/blackhole-server.c',
'test/run-benchmarks.c',
'test/runner.c',
'test/runner.h',

0 comments on commit 2726213

Please sign in to comment.
You can’t perform that action at this time.