From 8a124f5519f067a259ff092dd7c7953e9fa47a8b Mon Sep 17 00:00:00 2001
From: Matthias Wachs <wachs@net.in.tum.de>
Date: Tue, 5 Apr 2011 09:17:52 +0000
Subject: [PATCH 1/1] gauger

---
 src/transport/test_transport_ats.c | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/transport/test_transport_ats.c b/src/transport/test_transport_ats.c
index bd4f1b367..75bad05fd 100644
--- a/src/transport/test_transport_ats.c
+++ b/src/transport/test_transport_ats.c
@@ -24,6 +24,7 @@
 #include "platform.h"
 #include "gnunet_testing_lib.h"
 #include "gnunet_scheduler_lib.h"
+#include "gauger.h"
 
 #define VERBOSE GNUNET_NO
 
@@ -144,14 +145,32 @@ static void evaluate_measurements()
 	int c;
 	char * output = NULL;
 	char * temp;
+	double average;
+	double stddev;
+	double measure = MEASUREMENTS;
 	for (c=0; c<MEASUREMENTS;c++)
 	{
+		average += (double) results[c].duration;
 		GNUNET_asprintf(&temp, "%s ,%i,%llu,%llu,%llu,%llu,", (output==NULL) ? "" : output, c, results[c].peers, results[c].mechs, results[c].duration, results[c].solution);
 		GNUNET_free_non_null (output);
 		output = temp;
 	}
-	GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"%s\n",output);
+	average /= measure;
 
+	for (c=0; c<MEASUREMENTS;c++)
+	{
+		stddev += (results[c].duration - average) * (results[c].duration - average);
+	}
+	stddev /= measure;
+	stddev = sqrt (stddev);
+
+	GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"%s,avg,%f,stddev,%f\n",output,average,stddev);
+	/* only log benchmark time for 10 peers */
+
+	if (results[c].peers == (10))
+	{
+		GAUGER ("TRANSPORT", "ATS execution time 10 peers", (int) average , "ms");
+	}
 
 	shutdown_peers();
 }
-- 
2.25.1