diff --git a/openerp/service/server.py b/openerp/service/server.py
index 50a7f7f2ee5..46c5c15fe1a 100644
--- a/openerp/service/server.py
+++ b/openerp/service/server.py
@@ -47,7 +47,8 @@ SLEEP_INTERVAL = 60     # 1 min
 def memory_info(process):
     """ psutil < 2.0 does not have memory_info, >= 3.0 does not have
     get_memory_info """
-    return (getattr(process, 'memory_info', None) or process.get_memory_info)()
+    pmem = (getattr(process, 'memory_info', None) or process.get_memory_info)()
+    return (pmem.rss, pmem.vms)
 
 #----------------------------------------------------------
 # Werkzeug WSGI servers patched