fixes bug 883233.

fix typo in scheduler/driver.py assert_compute_node_has_enough_memory.

(cherry picked from commit fbe692f)

Change-Id: Idce87927a35b5986c970e6293428b3a5fddd00e4

Authors

@@ -51,6 +51,7 @@ Jason Koelker <jason@koelker.net>
 Jay Pipes <jaypipes@gmail.com>
 Jesse Andrews <anotherjesse@gmail.com>
 Jimmy Bergman <jimmy@sigint.se>
+Joe Gordon <jogo@cloudscaling.com>
 Joe Heck <heckj@mac.com>
 Joel Moore <joelbm24@gmail.com>
 Johannes Erdfelt <johannes.erdfelt@rackspace.com>

nova/scheduler/driver.py

@@ -291,7 +291,8 @@ def assert_compute_node_has_enough_memory(self, context,
         if avail <= mem_inst:
             instance_id = ec2utils.id_to_ec2_id(instance_ref['id'])
             reason = _("Unable to migrate %(instance_id)s to %(dest)s: "
-                       "Lack of disk(host:%(avail)s <= instance:%(mem_inst)s)")
+                       "Lack of memory(host:%(avail)s <= "
+                       "instance:%(mem_inst)s)")
             raise exception.MigrationError(reason=reason % locals())
 
     def assert_compute_node_has_enough_disk(self, context,