diff --git a/extensions/test_app/ta_bench.c b/extensions/test_app/ta_bench.c
new file mode 100644
index 0000000..95aa246
--- /dev/null
+++ b/extensions/test_app/ta_bench.c
@@ -0,0 +1,336 @@
+/*********************************************************************************************************
+* Software License Agreement (BSD License)                                                               *
+* Author: Sebastien Decugis <sdecugis@freediameter.net>							 *
+*													 *
+* Copyright (c) 2015, WIDE Project and NICT								 *
+* All rights reserved.											 *
+* 													 *
+* Redistribution and use of this software in source and binary forms, with or without modification, are  *
+* permitted provided that the following conditions are met:						 *
+* 													 *
+* * Redistributions of source code must retain the above 						 *
+*   copyright notice, this list of conditions and the 							 *
+*   following disclaimer.										 *
+*    													 *
+* * Redistributions in binary form must reproduce the above 						 *
+*   copyright notice, this list of conditions and the 							 *
+*   following disclaimer in the documentation and/or other						 *
+*   materials provided with the distribution.								 *
+* 													 *
+* * Neither the name of the WIDE Project or NICT nor the 						 *
+*   names of its contributors may be used to endorse or 						 *
+*   promote products derived from this software without 						 *
+*   specific prior written permission of WIDE Project and 						 *
+*   NICT.												 *
+* 													 *
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
+* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
+* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
+* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 	 *
+* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 	 *
+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
+* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF   *
+* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.								 *
+*********************************************************************************************************/
+
+/* Create and send a message, and receive it */
+
+#include "test_app.h"
+#include <stdio.h>
+
+#ifndef __APPLE__ /* they deprecated the semaphore there... */
+#include <semaphore.h>
+
+#define my_sem_t sem_t
+#define my_sem_init sem_init
+#define my_sem_destroy sem_destroy
+#define my_sem_timedwait sem_timedwait
+#define my_sem_post sem_post
+
+#else // on APPLE
+#include <sched.h>
+#include <dispatch/dispatch.h>
+
+#define my_sem_t dispatch_semaphore_t
+
+static int my_sem_init(my_sem_t * s, int pshared, unsigned int value ) {
+	*s = dispatch_semaphore_create(value);
+	if (*s == NULL)
+		return ENOMEM;
+	return 0;
+}
+
+static int my_sem_destroy(my_sem_t *s) {
+	dispatch_release(*s);
+	*s = NULL;
+	return 0;
+}
+
+static int my_sem_timedwait(my_sem_t * s, struct timespec *ts) {
+	struct timespec tsn;
+	int64_t nsec;
+	dispatch_time_t when;
+	
+	CHECK_SYS( clock_gettime(CLOCK_REALTIME, &tsn) );
+	
+	nsec = (ts->tv_sec * 1000000000) + ts->tv_nsec
+		- (tsn.tv_sec * 1000000000) - tsn.tv_nsec;
+	
+	when = dispatch_time (  DISPATCH_TIME_NOW, nsec );
+	
+	return dispatch_semaphore_wait ( *s, when ) ? ETIMEDOUT : 0;
+}
+
+static int my_sem_post(my_sem_t *s) {
+	dispatch_semaphore_signal(*s);
+	return 0;
+}
+
+#endif // APPLE
+
+
+
+struct ta_mess_info {
+	int32_t		randval;	/* a random value to store in Test-AVP */
+	struct timespec ts;		/* Time of sending the message */
+};
+
+static my_sem_t ta_sem; /* To handle the concurrency */
+
+/* Cb called when an answer is received */
+static void ta_cb_ans(void * data, struct msg ** msg)
+{
+	struct ta_mess_info * mi = (struct ta_mess_info *)data;
+	struct timespec ts;
+	struct avp * avp;
+	struct avp_hdr * hdr;
+	unsigned long dur;
+	
+	CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &ts), return );
+
+	/* Value of Result Code */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, ta_res_code, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+	}
+	if (!avp || !hdr || hdr->avp_value->i32 != 2001) {
+		/* error */
+		CHECK_POSIX_DO( pthread_mutex_lock(&ta_conf->stats_lock), );
+		ta_conf->stats.nb_errs++;
+		CHECK_POSIX_DO( pthread_mutex_unlock(&ta_conf->stats_lock), );
+		goto end;
+	}
+	
+	/* Check value of Test-AVP */
+	CHECK_FCT_DO( fd_msg_search_avp ( *msg, ta_avp, &avp), return );
+	if (avp) {
+		CHECK_FCT_DO( fd_msg_avp_hdr( avp, &hdr ), return );
+		ASSERT(hdr->avp_value->i32 == mi->randval);
+	}
+	
+	/* Compute how long it took */
+	dur = ((ts.tv_sec - mi->ts.tv_sec) * 1000000) + ((ts.tv_nsec - mi->ts.tv_nsec) / 1000);
+	
+	/* Add this value to the stats */
+	CHECK_POSIX_DO( pthread_mutex_lock(&ta_conf->stats_lock), );
+	
+	if (ta_conf->stats.nb_recv) {
+		/* Ponderate in the avg */
+		ta_conf->stats.avg = (ta_conf->stats.avg * ta_conf->stats.nb_recv + dur) / (ta_conf->stats.nb_recv + 1);
+		/* Min, max */
+		if (dur < ta_conf->stats.shortest)
+			ta_conf->stats.shortest = dur;
+		if (dur > ta_conf->stats.longest)
+			ta_conf->stats.longest = dur;
+	} else {
+		ta_conf->stats.shortest = dur;
+		ta_conf->stats.longest = dur;
+		ta_conf->stats.avg = dur;
+	}
+	ta_conf->stats.nb_recv++;
+	
+	CHECK_POSIX_DO( pthread_mutex_unlock(&ta_conf->stats_lock), );
+	
+end:	
+	/* Free the message */
+	CHECK_FCT_DO(fd_msg_free(*msg), );
+	*msg = NULL;
+	
+	free(mi);
+	
+	/* Post the semaphore */
+	CHECK_SYS_DO( my_sem_post(&ta_sem), );
+	
+	return;
+}
+
+/* Create a test message */
+static void ta_bench_test_message()
+{
+	struct msg * req = NULL;
+	struct avp * avp;
+	union avp_value val;
+	struct ta_mess_info * mi = NULL;
+	
+	TRACE_DEBUG(FULL, "Creating a new message for sending.");
+	
+	/* Create the request */
+	CHECK_FCT_DO( fd_msg_new( ta_cmd_r, MSGFL_ALLOC_ETEID, &req ), goto out );
+	
+	/* Create a new session */
+	#define TEST_APP_SID_OPT  "app_testb"
+	CHECK_FCT_DO( fd_msg_new_session( req, (os0_t)TEST_APP_SID_OPT, CONSTSTRLEN(TEST_APP_SID_OPT) ), goto out );
+	
+	/* Create the random value to store with the session */
+	mi = malloc(sizeof(struct ta_mess_info));
+	if (mi == NULL) {
+		fd_log_debug("malloc failed: %s", strerror(errno));
+		goto out;
+	}
+	
+	mi->randval = (int32_t)random();
+	
+	/* Now set all AVPs values */
+	
+	/* Set the Destination-Realm AVP */
+	{
+		CHECK_FCT_DO( fd_msg_avp_new ( ta_dest_realm, 0, &avp ), goto out  );
+		val.os.data = (unsigned char *)(ta_conf->dest_realm);
+		val.os.len  = strlen(ta_conf->dest_realm);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), goto out  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), goto out  );
+	}
+	
+	/* Set the Destination-Host AVP if needed*/
+	if (ta_conf->dest_host) {
+		CHECK_FCT_DO( fd_msg_avp_new ( ta_dest_host, 0, &avp ), goto out  );
+		val.os.data = (unsigned char *)(ta_conf->dest_host);
+		val.os.len  = strlen(ta_conf->dest_host);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), goto out  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), goto out  );
+	}
+	
+	/* Set Origin-Host & Origin-Realm */
+	CHECK_FCT_DO( fd_msg_add_origin ( req, 0 ), goto out  );
+	
+	/* Set the User-Name AVP if needed*/
+	if (ta_conf->user_name) {
+		CHECK_FCT_DO( fd_msg_avp_new ( ta_user_name, 0, &avp ), goto out  );
+		val.os.data = (unsigned char *)(ta_conf->user_name);
+		val.os.len  = strlen(ta_conf->user_name);
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), goto out  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), goto out  );
+	}
+	
+	/* Set the Test-AVP AVP */
+	{
+		CHECK_FCT_DO( fd_msg_avp_new ( ta_avp, 0, &avp ), goto out  );
+		val.i32 = mi->randval;
+		CHECK_FCT_DO( fd_msg_avp_setvalue( avp, &val ), goto out  );
+		CHECK_FCT_DO( fd_msg_avp_add( req, MSG_BRW_LAST_CHILD, avp ), goto out  );
+	}
+	
+	CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &mi->ts), goto out );
+	
+	/* Send the request */
+	CHECK_FCT_DO( fd_msg_send( &req, ta_cb_ans, mi ), goto out );
+	
+	/* Increment the counter */
+	CHECK_POSIX_DO( pthread_mutex_lock(&ta_conf->stats_lock), );
+	ta_conf->stats.nb_sent++;
+	CHECK_POSIX_DO( pthread_mutex_unlock(&ta_conf->stats_lock), );
+
+out:
+	return;
+}
+
+/* The function called when the signal is received */
+static void ta_bench_start() {
+	struct timespec end_time, now;
+	struct ta_stats start, end;
+	int nsec = 0;
+	
+	/* Save the initial stats */
+	CHECK_POSIX_DO( pthread_mutex_lock(&ta_conf->stats_lock), );
+	memcpy(&start, &ta_conf->stats, sizeof(struct ta_stats));
+	CHECK_POSIX_DO( pthread_mutex_unlock(&ta_conf->stats_lock), );
+	
+	/* We will run for ta_conf->bench_duration seconds */
+	LOG_N("Starting benchmark client, %ds", ta_conf->bench_duration);
+	CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &end_time), );
+	end_time.tv_sec += ta_conf->bench_duration;
+	
+	/* Now loop until timeout is reached */
+	do {
+		/* Do not create more that NB_CONCURRENT_MESSAGES in paralel */
+		int ret = my_sem_timedwait(&ta_sem, &end_time);
+		if (ret == -1) {
+			ret = errno;
+			if (ret != ETIMEDOUT) {
+				CHECK_POSIX_DO(ret, ); /* Just to log it */
+			}
+			break;
+		}
+		
+		/* Update the current time */
+		CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &now), );
+		
+		if (!TS_IS_INFERIOR(&now, &end_time))
+			break;
+		
+		/* Create and send a new test message */
+		ta_bench_test_message();
+	} while (1);
+	
+	do {
+		CHECK_POSIX_DO( pthread_mutex_lock(&ta_conf->stats_lock), );
+		CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &now), ); /* Re-read the time because we might have spent some time wiating for the mutex */
+		memcpy(&end, &ta_conf->stats, sizeof(struct ta_stats));
+		CHECK_POSIX_DO( pthread_mutex_unlock(&ta_conf->stats_lock), );
+		
+		/* Now, display the statistics */
+		LOG_N( "------- app_test Benchmark results, end sending +%ds ---------", nsec);
+		if (now.tv_nsec >= end_time.tv_nsec) {
+			LOG_N( " Executing for: %d.%06ld sec",
+					(int)(now.tv_sec + ta_conf->bench_duration - end_time.tv_sec),
+					(long)(now.tv_nsec - end_time.tv_nsec) / 1000);
+		} else {
+			LOG_N( " Executing for: %d.%06ld sec",
+					(int)(now.tv_sec + ta_conf->bench_duration - 1 - end_time.tv_sec),
+					(long)(now.tv_nsec + 1000000000 - end_time.tv_nsec) / 1000);
+		}
+		LOG_N( "   %llu messages sent", end.nb_sent - start.nb_sent);
+		LOG_N( "   %llu error(s) received", end.nb_errs - start.nb_errs);
+		LOG_N( "   %llu answer(s) received", end.nb_recv - start.nb_recv);
+		LOG_N( "   Overall:");
+		LOG_N( "     fastest: %ld.%06ld sec.", end.shortest / 1000000, end.shortest % 1000000);
+		LOG_N( "     slowest: %ld.%06ld sec.", end.longest / 1000000, end.longest % 1000000);
+		LOG_N( "     Average: %ld.%06ld sec.", end.avg / 1000000, end.avg % 1000000);
+		LOG_N( "   Throughput: %llu messages / sec", (end.nb_recv - start.nb_recv) / (( now.tv_sec + ta_conf->bench_duration - end_time.tv_sec ) + ((now.tv_nsec - end_time.tv_nsec) / 1000000000)));
+		LOG_N( "-------------------------------------");
+		
+		nsec ++;
+		sleep(1);
+	} while ( (end.nb_sent - start.nb_sent) > (end.nb_errs - start.nb_errs) + (end.nb_recv - start.nb_recv) );
+	LOG_N( "--------------- Test Complete --------------");
+
+}
+
+
+int ta_bench_init(void)
+{
+	CHECK_SYS( my_sem_init( &ta_sem, 0, ta_conf->bench_concur) );
+
+	CHECK_FCT( fd_event_trig_regcb(ta_conf->signal, "test_app.bench", ta_bench_start ) );
+	
+	return 0;
+}
+
+void ta_bench_fini(void)
+{
+	// CHECK_FCT_DO( fd_sig_unregister(ta_conf->signal), /* continue */ );
+	
+	CHECK_SYS_DO( my_sem_destroy(&ta_sem), );
+	
+	return;
+};