diff --git a/debug-viewer/GstDebugViewer/GUI.py b/debug-viewer/GstDebugViewer/GUI.py
index 2bf8505d18..69db2476e5 100755
--- a/debug-viewer/GstDebugViewer/GUI.py
+++ b/debug-viewer/GstDebugViewer/GUI.py
@@ -1260,6 +1260,11 @@ class TestParsingPerformance (object):
         print "data parsed in %0.1f ms" % (diff * 1000.,)
         print "overall time spent: %0.1f s" % (time.time () - self.start_time,)
 
+        import resource
+        rusage = resource.getrusage (resource.RUSAGE_SELF)
+        print "time spent in user mode: %.2f s" % (rusage.ru_utime,)
+        print "time spent in system mode: %.2f s" % (rusage.ru_stime,)
+
 def main ():
 
     if len (sys.argv) > 1 and sys.argv[1] == "benchmark":