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libzmq/perf/inproc_thr.cpp

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/* SPDX-License-Identifier: MPL-2.0 */
#include "../include/zmq.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "platform.hpp"
#if defined ZMQ_HAVE_WINDOWS
#include <windows.h>
#include <process.h>
#else
#include <pthread.h>
#endif
static int message_count;
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static size_t message_size;
#if defined ZMQ_HAVE_WINDOWS
static unsigned int __stdcall worker (void *ctx_)
#else
static void *worker (void *ctx_)
#endif
{
void *s;
int rc;
int i;
zmq_msg_t msg;
s = zmq_socket (ctx_, ZMQ_PUSH);
if (!s) {
printf ("error in zmq_socket: %s\n", zmq_strerror (errno));
exit (1);
}
rc = zmq_connect (s, "inproc://thr_test");
if (rc != 0) {
printf ("error in zmq_connect: %s\n", zmq_strerror (errno));
exit (1);
}
for (i = 0; i != message_count; i++) {
rc = zmq_msg_init_size (&msg, message_size);
if (rc != 0) {
printf ("error in zmq_msg_init_size: %s\n", zmq_strerror (errno));
exit (1);
}
#if defined ZMQ_MAKE_VALGRIND_HAPPY
memset (zmq_msg_data (&msg), 0, message_size);
#endif
rc = zmq_sendmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in zmq_sendmsg: %s\n", zmq_strerror (errno));
exit (1);
}
rc = zmq_msg_close (&msg);
if (rc != 0) {
printf ("error in zmq_msg_close: %s\n", zmq_strerror (errno));
exit (1);
}
}
rc = zmq_close (s);
if (rc != 0) {
printf ("error in zmq_close: %s\n", zmq_strerror (errno));
exit (1);
}
#if defined ZMQ_HAVE_WINDOWS
return 0;
#else
return NULL;
#endif
}
int main (int argc, char *argv[])
{
#if defined ZMQ_HAVE_WINDOWS
HANDLE local_thread;
#else
pthread_t local_thread;
#endif
void *ctx;
void *s;
int rc;
int i;
zmq_msg_t msg;
void *watch;
unsigned long elapsed;
unsigned long throughput;
double megabits;
if (argc != 3) {
printf ("usage: inproc_thr <message-size> <message-count>\n");
return 1;
}
message_size = atoi (argv[1]);
message_count = atoi (argv[2]);
ctx = zmq_init (1);
if (!ctx) {
printf ("error in zmq_init: %s\n", zmq_strerror (errno));
return -1;
}
s = zmq_socket (ctx, ZMQ_PULL);
if (!s) {
printf ("error in zmq_socket: %s\n", zmq_strerror (errno));
return -1;
}
rc = zmq_bind (s, "inproc://thr_test");
if (rc != 0) {
printf ("error in zmq_bind: %s\n", zmq_strerror (errno));
return -1;
}
#if defined ZMQ_HAVE_WINDOWS
local_thread = (HANDLE) _beginthreadex (NULL, 0, worker, ctx, 0, NULL);
if (local_thread == 0) {
printf ("error in _beginthreadex\n");
return -1;
}
#else
rc = pthread_create (&local_thread, NULL, worker, ctx);
if (rc != 0) {
printf ("error in pthread_create: %s\n", zmq_strerror (rc));
return -1;
}
#endif
rc = zmq_msg_init (&msg);
if (rc != 0) {
printf ("error in zmq_msg_init: %s\n", zmq_strerror (errno));
return -1;
}
printf ("message size: %d [B]\n", (int) message_size);
printf ("message count: %d\n", (int) message_count);
rc = zmq_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in zmq_recvmsg: %s\n", zmq_strerror (errno));
return -1;
}
if (zmq_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
watch = zmq_stopwatch_start ();
for (i = 0; i != message_count - 1; i++) {
rc = zmq_recvmsg (s, &msg, 0);
if (rc < 0) {
printf ("error in zmq_recvmsg: %s\n", zmq_strerror (errno));
return -1;
}
if (zmq_msg_size (&msg) != message_size) {
printf ("message of incorrect size received\n");
return -1;
}
}
elapsed = zmq_stopwatch_stop (watch);
if (elapsed == 0)
elapsed = 1;
rc = zmq_msg_close (&msg);
if (rc != 0) {
printf ("error in zmq_msg_close: %s\n", zmq_strerror (errno));
return -1;
}
#if defined ZMQ_HAVE_WINDOWS
DWORD rc2 = WaitForSingleObject (local_thread, INFINITE);
if (rc2 == WAIT_FAILED) {
printf ("error in WaitForSingleObject\n");
return -1;
}
BOOL rc3 = CloseHandle (local_thread);
if (rc3 == 0) {
printf ("error in CloseHandle\n");
return -1;
}
#else
rc = pthread_join (local_thread, NULL);
if (rc != 0) {
printf ("error in pthread_join: %s\n", zmq_strerror (rc));
return -1;
}
#endif
rc = zmq_close (s);
if (rc != 0) {
printf ("error in zmq_close: %s\n", zmq_strerror (errno));
return -1;
}
rc = zmq_ctx_term (ctx);
if (rc != 0) {
printf ("error in zmq_ctx_term: %s\n", zmq_strerror (errno));
return -1;
}
throughput =
(unsigned long) ((double) message_count / (double) elapsed * 1000000);
megabits = (double) (throughput * message_size * 8) / 1000000;
printf ("mean throughput: %d [msg/s]\n", (int) throughput);
printf ("mean throughput: %.3f [Mb/s]\n", (double) megabits);
return 0;
}