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243 lines
6.6 KiB
243 lines
6.6 KiB
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to |
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* deal in the Software without restriction, including without limitation the |
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
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* sell copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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* IN THE SOFTWARE. |
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*/ |
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#include "task.h" |
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#include "uv.h" |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#define EXPECTED "RANG TANG DING DONG I AM THE JAPANESE SANDMAN" |
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#define TEST_DURATION 5000 /* ms */ |
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#define BASE_PORT 12345 |
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struct sender_state { |
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struct sockaddr_in addr; |
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uv_udp_send_t send_req; |
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uv_udp_t udp_handle; |
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}; |
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struct receiver_state { |
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struct sockaddr_in addr; |
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uv_udp_t udp_handle; |
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}; |
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/* not used in timed mode */ |
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static unsigned int packet_counter = (unsigned int) 1e6; |
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static int n_senders_; |
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static int n_receivers_; |
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static uv_buf_t bufs[5]; |
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static struct sender_state senders[1024]; |
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static struct receiver_state receivers[1024]; |
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static unsigned int send_cb_called; |
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static unsigned int recv_cb_called; |
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static unsigned int close_cb_called; |
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static int timed; |
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static int exiting; |
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static void alloc_cb(uv_handle_t* handle, |
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size_t suggested_size, |
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uv_buf_t* buf) { |
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static char slab[65536]; |
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ASSERT(suggested_size <= sizeof(slab)); |
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buf->base = slab; |
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buf->len = sizeof(slab); |
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} |
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static void send_cb(uv_udp_send_t* req, int status) { |
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struct sender_state* s; |
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ASSERT(req != NULL); |
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if (status != 0) { |
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ASSERT(status == UV_ECANCELED); |
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return; |
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} |
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if (exiting) |
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return; |
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s = container_of(req, struct sender_state, send_req); |
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ASSERT(req->handle == &s->udp_handle); |
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if (timed) |
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goto send; |
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if (packet_counter == 0) { |
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uv_close((uv_handle_t*)&s->udp_handle, NULL); |
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return; |
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} |
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packet_counter--; |
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send: |
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ASSERT(0 == uv_udp_send(&s->send_req, |
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&s->udp_handle, |
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bufs, |
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ARRAY_SIZE(bufs), |
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(const struct sockaddr*) &s->addr, |
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send_cb)); |
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send_cb_called++; |
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} |
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static void recv_cb(uv_udp_t* handle, |
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ssize_t nread, |
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const uv_buf_t* buf, |
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const struct sockaddr* addr, |
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unsigned flags) { |
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if (nread == 0) |
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return; |
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if (nread < 0) { |
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ASSERT(nread == UV_ECANCELED); |
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return; |
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} |
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ASSERT(addr->sa_family == AF_INET); |
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ASSERT(!memcmp(buf->base, EXPECTED, nread)); |
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recv_cb_called++; |
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} |
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static void close_cb(uv_handle_t* handle) { |
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ASSERT(handle != NULL); |
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close_cb_called++; |
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} |
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static void timeout_cb(uv_timer_t* timer) { |
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int i; |
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exiting = 1; |
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for (i = 0; i < n_senders_; i++) |
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uv_close((uv_handle_t*)&senders[i].udp_handle, close_cb); |
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for (i = 0; i < n_receivers_; i++) |
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uv_close((uv_handle_t*)&receivers[i].udp_handle, close_cb); |
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} |
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static int pummel(unsigned int n_senders, |
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unsigned int n_receivers, |
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unsigned long timeout) { |
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uv_timer_t timer_handle; |
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uint64_t duration; |
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uv_loop_t* loop; |
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unsigned int i; |
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ASSERT(n_senders <= ARRAY_SIZE(senders)); |
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ASSERT(n_receivers <= ARRAY_SIZE(receivers)); |
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loop = uv_default_loop(); |
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n_senders_ = n_senders; |
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n_receivers_ = n_receivers; |
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if (timeout) { |
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ASSERT(0 == uv_timer_init(loop, &timer_handle)); |
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ASSERT(0 == uv_timer_start(&timer_handle, timeout_cb, timeout, 0)); |
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/* Timer should not keep loop alive. */ |
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uv_unref((uv_handle_t*)&timer_handle); |
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timed = 1; |
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} |
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for (i = 0; i < n_receivers; i++) { |
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struct receiver_state* s = receivers + i; |
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struct sockaddr_in addr; |
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ASSERT(0 == uv_ip4_addr("0.0.0.0", BASE_PORT + i, &addr)); |
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ASSERT(0 == uv_udp_init(loop, &s->udp_handle)); |
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ASSERT(0 == uv_udp_bind(&s->udp_handle, (const struct sockaddr*) &addr, 0)); |
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ASSERT(0 == uv_udp_recv_start(&s->udp_handle, alloc_cb, recv_cb)); |
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uv_unref((uv_handle_t*)&s->udp_handle); |
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} |
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bufs[0] = uv_buf_init(EXPECTED + 0, 10); |
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bufs[1] = uv_buf_init(EXPECTED + 10, 10); |
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bufs[2] = uv_buf_init(EXPECTED + 20, 10); |
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bufs[3] = uv_buf_init(EXPECTED + 30, 10); |
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bufs[4] = uv_buf_init(EXPECTED + 40, 5); |
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for (i = 0; i < n_senders; i++) { |
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struct sender_state* s = senders + i; |
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ASSERT(0 == uv_ip4_addr("127.0.0.1", |
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BASE_PORT + (i % n_receivers), |
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&s->addr)); |
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ASSERT(0 == uv_udp_init(loop, &s->udp_handle)); |
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ASSERT(0 == uv_udp_send(&s->send_req, |
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&s->udp_handle, |
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bufs, |
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ARRAY_SIZE(bufs), |
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(const struct sockaddr*) &s->addr, |
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send_cb)); |
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} |
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duration = uv_hrtime(); |
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT)); |
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duration = uv_hrtime() - duration; |
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/* convert from nanoseconds to milliseconds */ |
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duration = duration / (uint64_t) 1e6; |
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printf("udp_pummel_%dv%d: %.0f/s received, %.0f/s sent. " |
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"%u received, %u sent in %.1f seconds.\n", |
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n_receivers, |
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n_senders, |
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recv_cb_called / (duration / 1000.0), |
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send_cb_called / (duration / 1000.0), |
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recv_cb_called, |
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send_cb_called, |
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duration / 1000.0); |
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MAKE_VALGRIND_HAPPY(); |
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return 0; |
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} |
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#define X(a, b) \ |
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BENCHMARK_IMPL(udp_pummel_##a##v##b) { \ |
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return pummel(a, b, 0); \ |
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} \ |
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BENCHMARK_IMPL(udp_timed_pummel_##a##v##b) { \ |
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return pummel(a, b, TEST_DURATION); \ |
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} |
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X(1, 1) |
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X(1, 10) |
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X(1, 100) |
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X(1, 1000) |
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X(10, 10) |
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X(10, 100) |
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X(10, 1000) |
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X(100, 10) |
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X(100, 100) |
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X(100, 1000) |
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X(1000, 1000) |
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#undef X
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