diff --git a/erp5/util/testnode/ScalabilityTestRunner.py b/erp5/util/testnode/ScalabilityTestRunner.py
index 148c6435539fe4ef873d32ee710c22ccc40ef809..0f95f19aa740a00237adf9583f1adb46f8cd728d 100644
--- a/erp5/util/testnode/ScalabilityTestRunner.py
+++ b/erp5/util/testnode/ScalabilityTestRunner.py
@@ -156,7 +156,8 @@ class ScalabilityTestRunner():
       while ( self.remainSoftwareToInstall() 
          and (max_time > (time.time()-start_time))):
         self.testnode.log("Master testnode is waiting\
-  for the end of all software installation.")
+  for the end of all software installation (%ss).",
+          str(round(time.time()-start_time)))
         time.sleep(15)
       # We were wainting for too long time, that's a failure.
       if self.remainSoftwareToInstall() :