diff options
Diffstat (limited to 'perf/local_thr.c')
-rw-r--r-- | perf/local_thr.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/perf/local_thr.c b/perf/local_thr.c new file mode 100644 index 0000000..cfebd2d --- /dev/null +++ b/perf/local_thr.c @@ -0,0 +1,136 @@ +/* + Copyright (c) 2007-2010 iMatix Corporation + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the Lesser GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + 0MQ is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + Lesser GNU General Public License for more details. + + You should have received a copy of the Lesser GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <zmq.h> +#include <stdio.h> +#include <stdlib.h> + +int main (int argc, char *argv []) +{ + const char *bind_to; + int message_count; + int message_size; + void *ctx; + void *s; + int rc; + int i; + zmq_msg_t msg; + void *watch; + unsigned long elapsed; + unsigned long throughput; + double megabits; + + if (argc != 4) { + printf ("usage: local_thr <bind-to> <message-size> <message-count>\n"); + return 1; + } + bind_to = argv [1]; + message_size = atoi (argv [2]); + message_count = atoi (argv [3]); + + ctx = zmq_init (1, 1, 0); + if (!ctx) { + printf ("error in zmq_send: %s\n", zmq_strerror (errno)); + return -1; + } + + s = zmq_socket (ctx, ZMQ_SUB); + if (!s) { + printf ("error in zmq_socket: %s\n", zmq_strerror (errno)); + return -1; + } + + rc = zmq_setsockopt (s, ZMQ_SUBSCRIBE , "", 0); + if (rc != 0) { + printf ("error in zmq_setsockopt: %s\n", zmq_strerror (errno)); + return -1; + } + + // Add your socket options here. + // For example ZMQ_RATE, ZMQ_RECOVERY_IVL and ZMQ_MCAST_LOOP for PGM. + + rc = zmq_bind (s, bind_to); + if (rc != 0) { + printf ("error in zmq_bind: %s\n", zmq_strerror (errno)); + return -1; + } + + rc = zmq_msg_init (&msg); + if (rc != 0) { + printf ("error in zmq_msg_init: %s\n", zmq_strerror (errno)); + return -1; + } + + rc = zmq_recv (s, &msg, 0); + if (rc != 0) { + printf ("error in zmq_recv: %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_recv (s, &msg, 0); + if (rc != 0) { + printf ("error in zmq_recv: %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; + } + + throughput = (unsigned long) + ((double) message_count / (double) elapsed * 1000000); + megabits = (double) (throughput * message_size * 8) / 1000000; + + printf ("message size: %d [B]\n", (int) message_size); + printf ("message count: %d\n", (int) message_count); + printf ("mean throughput: %d [msg/s]\n", (int) throughput); + printf ("mean throughput: %.3f [Mb/s]\n", (double) megabits); + + rc = zmq_close (s); + if (rc != 0) { + printf ("error in zmq_close: %s\n", zmq_strerror (errno)); + return -1; + } + + rc = zmq_term (ctx); + if (rc != 0) { + printf ("error in zmq_term: %s\n", zmq_strerror (errno)); + return -1; + } + + return 0; +} |