large commit. refactoring, fio code totally reworker, huge improvenent in test time and results, etc
diff --git a/nodes/openstack.py b/nodes/openstack.py
index ab41f62..d212283 100644
--- a/nodes/openstack.py
+++ b/nodes/openstack.py
@@ -63,9 +63,9 @@
     client = Client(version='1.1', **conn_details)
     nodes = []
     if conf.get('discover'):
-        vms_to_discover = conf['discover'].get('vm')
-        if vms_to_discover:
-            nodes.extend(discover_vms(client, vms_to_discover))
+        # vms_to_discover = conf['discover'].get('vm')
+        # if vms_to_discover:
+        #     nodes.extend(discover_vms(client, vms_to_discover))
         services_to_discover = conf['discover'].get('nodes')
         if services_to_discover:
             nodes.extend(discover_services(client, services_to_discover))