diff --git a/client/driver/fabfile.py b/client/driver/fabfile.py
index 1db0eaa..4dde052 100644
--- a/client/driver/fabfile.py
+++ b/client/driver/fabfile.py
@@ -1078,7 +1078,7 @@ def integration_tests():
 
     total_n = 30
     first_n = 5
-    last_n = 5
+    last_n = 10
     average = 0
     simulate_db_run(1, {'effective_cache_size': '0kB'})
     for i in range(2, total_n + 2):
diff --git a/server/website/website/tasks/async_tasks.py b/server/website/website/tasks/async_tasks.py
index 1d69446..c177d5c 100644
--- a/server/website/website/tasks/async_tasks.py
+++ b/server/website/website/tasks/async_tasks.py
@@ -485,8 +485,8 @@ def train_ddpg(train_ddpg_input):
     objective = metric_data[target_obj_idx]
     base_objective = base_metric_data[target_obj_idx]
     prev_objective = prev_metric_data[target_obj_idx]
-    LOG.info('Target objective value:   current: %s, base: %s, previous: %s'.\
-        format(objective, base_objective, prev_objective))
+    LOG.info('Target objective value:  current: %s, base: %s, previous: %s',
+             objective, base_objective, prev_objective)
 
     # Clean metric data
     views = VIEWS_FOR_DDPG.get(dbms.type, None)