diff --git a/IOB-PI/testRedis.py b/IOB-PI/testRedis.py
index d334a05..7c843c4 100644
--- a/IOB-PI/testRedis.py
+++ b/IOB-PI/testRedis.py
@@ -33,6 +33,9 @@ def rqlen():
         return 0
 
 
+lung = rqlen()
+print ("queue lenght: "+str(lung))
+
 enqueue('prova1')
 enqueue('prova2')
 enqueue('prova3')