Index: uspace/app/tester/Makefile
===================================================================
--- uspace/app/tester/Makefile	(revision e38d66b5a107bcea5927813e9034e19d3c85194d)
+++ uspace/app/tester/Makefile	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
@@ -55,4 +55,5 @@
 	ipc/answer.c \
 	ipc/hangup.c \
+	ipc/ping_pong.c \
 	loop/loop1.c \
 	devmap/devmap1.c \
Index: uspace/app/tester/ipc/ping_pong.c
===================================================================
--- uspace/app/tester/ipc/ping_pong.c	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
+++ uspace/app/tester/ipc/ping_pong.c	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2009 Jiri Svoboda
+ * All rights reserved.
+ *
+ * Redistribution and use 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.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <console.h>
+#include <sys/time.h>
+#include "../tester.h"
+
+#define DURATION_SECS		 10
+#define COUNT_GRANULARITY	100
+
+char * test_ping_pong(bool quiet)
+{
+	int i;
+	int w, h;
+	struct timeval start, now;
+	long count;
+
+	printf("Pinging console server for %d seconds...\n", DURATION_SECS);
+
+	if (gettimeofday(&start, NULL) != 0)
+		return "Failed getting the time.";
+
+	count = 0;
+
+	while (true) {
+		if (gettimeofday(&now, NULL) != 0)
+			return "Failed getting the time.";
+
+		if (tv_sub(&now, &start) >= DURATION_SECS * 1000000L)
+			break;
+
+		for (i = 0; i < COUNT_GRANULARITY; i++)
+			console_get_size(&w, &h);
+		count += COUNT_GRANULARITY;
+	}
+
+	printf("Completed %ld round trips in %d seconds, %ld RT/s.\n", count,
+	    DURATION_SECS, count / DURATION_SECS);
+
+	return NULL;
+}
Index: uspace/app/tester/ipc/ping_pong.def
===================================================================
--- uspace/app/tester/ipc/ping_pong.def	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
+++ uspace/app/tester/ipc/ping_pong.def	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
@@ -0,0 +1,6 @@
+{
+	"ping_pong",
+	"IPC ping-pong benchmark",
+	&test_ping_pong,
+	true
+},
Index: uspace/app/tester/tester.c
===================================================================
--- uspace/app/tester/tester.c	(revision e38d66b5a107bcea5927813e9034e19d3c85194d)
+++ uspace/app/tester/tester.c	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
@@ -57,4 +57,5 @@
 #include "ipc/answer.def"
 #include "ipc/hangup.def"
+#include "ipc/ping_pong.def"
 #include "devmap/devmap1.def"
 #include "loop/loop1.def"
Index: uspace/app/tester/tester.h
===================================================================
--- uspace/app/tester/tester.h	(revision e38d66b5a107bcea5927813e9034e19d3c85194d)
+++ uspace/app/tester/tester.h	(revision 8ebc8bf4e7ed4719d04e724340aef41017edcada)
@@ -70,4 +70,5 @@
 extern char * test_answer(bool quiet);
 extern char * test_hangup(bool quiet);
+extern char * test_ping_pong(bool quiet);
 extern char * test_devmap1(bool quiet);
 extern char * test_loop1(bool quiet);