diff --git a/sahara/conductor/api.py b/sahara/conductor/api.py
index 711d2afa..80ef7122 100644
--- a/sahara/conductor/api.py
+++ b/sahara/conductor/api.py
@@ -16,7 +16,6 @@
 """Handles all requests to the conductor service."""
 
 from oslo_config import cfg
-from oslo_log import log as logging
 
 from sahara.conductor import manager
 from sahara.conductor import resource as r
@@ -35,8 +34,6 @@ CONF = cfg.CONF
 CONF.register_group(conductor_group)
 CONF.register_opts(conductor_opts, conductor_group)
 
-LOG = logging.getLogger(__name__)
-
 
 def _get_id(obj):
     """Return object id.
diff --git a/sahara/db/api.py b/sahara/db/api.py
index 1a70c84c..460ea3ea 100644
--- a/sahara/db/api.py
+++ b/sahara/db/api.py
@@ -34,7 +34,6 @@ interface.
 from oslo_config import cfg
 from oslo_db import api as db_api
 from oslo_db import options
-from oslo_log import log as logging
 
 from sahara.utils import types
 
@@ -47,7 +46,6 @@ _BACKEND_MAPPING = {
 }
 
 IMPL = db_api.DBAPI.from_config(CONF, backend_mapping=_BACKEND_MAPPING)
-LOG = logging.getLogger(__name__)
 
 
 def setup_db():
diff --git a/sahara/service/networks.py b/sahara/service/networks.py
index 4fbb3a41..eef06a84 100644
--- a/sahara/service/networks.py
+++ b/sahara/service/networks.py
@@ -14,7 +14,6 @@
 # limitations under the License.
 
 from oslo_config import cfg
-from oslo_log import log as logging
 import six
 
 from sahara import conductor as c
@@ -22,8 +21,6 @@ from sahara import context
 from sahara.utils.openstack import base as b
 from sahara.utils.openstack import nova
 
-LOG = logging.getLogger(__name__)
-
 conductor = c.API
 CONF = cfg.CONF
 
diff --git a/sahara/tests/tempest/scenario/data_processing/client_tests/base.py b/sahara/tests/tempest/scenario/data_processing/client_tests/base.py
index 5e124f68..325bfbbb 100644
--- a/sahara/tests/tempest/scenario/data_processing/client_tests/base.py
+++ b/sahara/tests/tempest/scenario/data_processing/client_tests/base.py
@@ -14,7 +14,6 @@
 
 import time
 
-from oslo_log import log as logging
 from oslo_utils import timeutils
 from saharaclient.api import base as sab
 from saharaclient import client as sahara_client
@@ -29,8 +28,6 @@ TEMPEST_CONF = config.CONF
 CLUSTER_STATUS_ACTIVE = "Active"
 CLUSTER_STATUS_ERROR = "Error"
 
-LOG = logging.getLogger(__name__)
-
 
 class BaseDataProcessingTest(manager.ScenarioTest):
     @classmethod
diff --git a/sahara/utils/procutils.py b/sahara/utils/procutils.py
index 9be2b84c..6fe59445 100644
--- a/sahara/utils/procutils.py
+++ b/sahara/utils/procutils.py
@@ -19,13 +19,10 @@ import sys
 
 from eventlet.green import subprocess
 from eventlet import timeout as e_timeout
-from oslo_log import log as logging
 
 from sahara import context
 from sahara import exceptions
 
-LOG = logging.getLogger(__name__)
-
 
 def _get_sub_executable():
     return '%s/_sahara-subprocess' % os.path.dirname(sys.argv[0])
diff --git a/sahara/utils/wsgi.py b/sahara/utils/wsgi.py
index e36dfbf4..e940ce58 100644
--- a/sahara/utils/wsgi.py
+++ b/sahara/utils/wsgi.py
@@ -21,15 +21,12 @@
 import datetime
 
 from oslo_config import cfg
-from oslo_log import log as logging
 from oslo_serialization import jsonutils
 import six
 
 from sahara import exceptions
 from sahara.i18n import _
 
-LOG = logging.getLogger(__name__)
-
 CONF = cfg.CONF