Craig Tiller
10 years ago
parent
3c78b4e0de
commit
f7670f3054
4 changed files with 1 additions and 221 deletions
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include "src/core/surface/completion_queue.h" |
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#include <math.h> |
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#include <stdio.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/thd.h> |
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#include <grpc/support/time.h> |
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typedef struct test_thread_options { |
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gpr_event on_started; |
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gpr_event *start; |
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gpr_event on_finished; |
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grpc_completion_queue *cc; |
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int iterations; |
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} test_thread_options; |
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static void producer_thread(void *arg) { |
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test_thread_options *opt = arg; |
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int i; |
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gpr_event_set(&opt->on_started, (void *)(gpr_intptr) 1); |
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GPR_ASSERT(gpr_event_wait(opt->start, gpr_inf_future)); |
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for (i = 0; i < opt->iterations; i++) { |
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grpc_cq_begin_op(opt->cc, NULL, GRPC_WRITE_ACCEPTED); |
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grpc_cq_end_write_accepted(opt->cc, (void *)(gpr_intptr) 1, NULL, NULL, |
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NULL, GRPC_OP_OK); |
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} |
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gpr_event_set(&opt->on_finished, (void *)(gpr_intptr) 1); |
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} |
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static void consumer_thread(void *arg) { |
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test_thread_options *opt = arg; |
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grpc_event *ev; |
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gpr_event_set(&opt->on_started, (void *)(gpr_intptr) 1); |
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GPR_ASSERT(gpr_event_wait(opt->start, gpr_inf_future)); |
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for (;;) { |
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ev = grpc_completion_queue_next(opt->cc, gpr_inf_future); |
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switch (ev->type) { |
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case GRPC_WRITE_ACCEPTED: |
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break; |
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case GRPC_QUEUE_SHUTDOWN: |
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gpr_event_set(&opt->on_finished, (void *)(gpr_intptr) 1); |
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return; |
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default: |
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gpr_log(GPR_ERROR, "Invalid event received: %d", ev->type); |
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abort(); |
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} |
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grpc_event_finish(ev); |
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} |
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} |
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double ops_per_second(int consumers, int producers, int iterations) { |
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test_thread_options *options = |
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gpr_malloc((producers + consumers) * sizeof(test_thread_options)); |
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gpr_event start = GPR_EVENT_INIT; |
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grpc_completion_queue *cc = grpc_completion_queue_create(); |
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int i; |
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gpr_timespec t_start, t_end, t_delta; |
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/* start all threads: they will wait for phase1 */ |
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for (i = 0; i < producers + consumers; i++) { |
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gpr_thd_id id; |
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gpr_event_init(&options[i].on_started); |
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gpr_event_init(&options[i].on_finished); |
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options[i].start = &start; |
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options[i].cc = cc; |
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options[i].iterations = iterations; |
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GPR_ASSERT(gpr_thd_new(&id, |
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i < producers ? producer_thread : consumer_thread, |
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options + i, NULL)); |
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gpr_event_wait(&options[i].on_started, gpr_inf_future); |
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} |
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/* start the benchmark */ |
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t_start = gpr_now(); |
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gpr_event_set(&start, (void *)(gpr_intptr) 1); |
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/* wait for producers to finish */ |
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for (i = 0; i < producers; i++) { |
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GPR_ASSERT(gpr_event_wait(&options[i].on_finished, gpr_inf_future)); |
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} |
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/* in parallel, we shutdown the completion channel - all events should still
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be consumed */ |
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grpc_completion_queue_shutdown(cc); |
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/* join all threads */ |
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for (i = producers; i < producers + consumers; i++) { |
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GPR_ASSERT(gpr_event_wait(&options[i].on_finished, gpr_inf_future)); |
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} |
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t_end = gpr_now(); |
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/* destroy the completion channel */ |
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grpc_completion_queue_destroy(cc); |
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gpr_free(options); |
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t_delta = gpr_time_sub(t_end, t_start); |
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return (t_delta.tv_sec + 1e-9 * t_delta.tv_nsec) / (producers * iterations); |
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} |
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double ops_per_second_top(int consumers, int producers) { |
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return ops_per_second(consumers, producers, 1000000 / producers); |
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} |
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int main(void) { |
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const int counts[] = {1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 20, 24, 32, 40, 64}; |
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const int ncounts = sizeof(counts) / sizeof(*counts); |
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int i, j; |
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printf("\"\","); |
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for (i = 0; i < ncounts; i++) { |
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int producers = counts[i]; |
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printf("%d%s", producers, i == ncounts - 1 ? "\n" : ","); |
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} |
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for (j = 0; j < ncounts; j++) { |
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int consumers = counts[j]; |
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printf("%d,", consumers); |
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for (i = 0; i < ncounts; i++) { |
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int producers = counts[i]; |
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printf("%f%s", ops_per_second_top(consumers, producers), |
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i == ncounts - 1 ? "\n" : ","); |
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fflush(stdout); |
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} |
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} |
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return 0; |
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} |
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