diff --git a/venus/api/common.py b/venus/api/common.py
index 4afc037..c7c5d34 100644
--- a/venus/api/common.py
+++ b/venus/api/common.py
@@ -16,19 +16,18 @@ import os
 import re
 
 import enum
-from oslo_log import log as logging
+
 from six.moves import urllib
 import webob
 
 from venus.api.openstack import wsgi
 from venus.api import xmlutil
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus.i18n import _
 from venus import utils
 
 
-LOG = logging.getLogger(__name__)
-
 XML_NS_V1 = 'https://www.openstack.org/mediawiki/Venus/1.0/content'
 
 METADATA_TYPES = enum.Enum('METADATA_TYPES', 'user image')
diff --git a/venus/api/contrib/__init__.py b/venus/api/contrib/__init__.py
index 0cc7f9a..52d300b 100644
--- a/venus/api/contrib/__init__.py
+++ b/venus/api/contrib/__init__.py
@@ -18,15 +18,11 @@ It can't be called 'extensions' because that causes namespacing problems.
 
 """
 
-from oslo_log import log as logging
-
 from venus.api import extensions
+from venus.common.utils import LOG
 from venus.conf import CONF
 
 
-LOG = logging.getLogger(__name__)
-
-
 def standard_extensions(ext_mgr):
     extensions.load_standard_extensions(ext_mgr, LOG, __path__, __package__)
 
diff --git a/venus/api/extensions.py b/venus/api/extensions.py
index b9097e4..db41dff 100644
--- a/venus/api/extensions.py
+++ b/venus/api/extensions.py
@@ -13,21 +13,18 @@
 # under the License.
 
 import os
-from oslo_log import log as logging
 from oslo_utils import importutils
 import webob.dec
 import webob.exc
 
 from venus.api.openstack import wsgi
 from venus.api import xmlutil
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus import exception
 from venus.i18n import _LE, _LI, _LW
 
 
-LOG = logging.getLogger(__name__)
-
-
 class ExtensionDescriptor(object):
     """Base class that defines the contract for extensions.
 
diff --git a/venus/api/middleware/auth.py b/venus/api/middleware/auth.py
index fbf9c50..059330b 100644
--- a/venus/api/middleware/auth.py
+++ b/venus/api/middleware/auth.py
@@ -20,22 +20,19 @@ Common Auth Middleware.
 
 import os
 
-from oslo_log import log as logging
 from oslo_middleware import request_id
 from oslo_serialization import jsonutils
 import webob.dec
 import webob.exc
 
 from venus.api.openstack import wsgi
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus import context
 from venus.i18n import _
 from venus.wsgi import common as base_wsgi
 
 
-LOG = logging.getLogger(__name__)
-
-
 def pipeline_factory(loader, global_conf, **local_conf):
     """A paste pipeline replica that keys off of auth_strategy."""
     pipeline = local_conf[CONF.auth_strategy]
diff --git a/venus/api/middleware/env.py b/venus/api/middleware/env.py
index 51057d4..c6a6b4d 100644
--- a/venus/api/middleware/env.py
+++ b/venus/api/middleware/env.py
@@ -13,12 +13,12 @@
 # under the License.
 from http import client
 
-from oslo_log import log as logging
-
 import webob.dec
 
 import webob.exc
 
+from venus.common.utils import LOG
+
 from venus import exception
 
 from venus.wsgi import common as base_wsgi
@@ -27,7 +27,6 @@ from oslo_serialization import jsonutils
 
 import functools
 
-LOG = logging.getLogger(__name__)
 
 JSON_ENCODE_CONTENT_TYPES = {'application/json', 'application/json-home'}
 
diff --git a/venus/api/middleware/fault.py b/venus/api/middleware/fault.py
index 0b15ec8..443bf18 100644
--- a/venus/api/middleware/fault.py
+++ b/venus/api/middleware/fault.py
@@ -12,20 +12,17 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo_log import log as logging
 import webob.dec
 import webob.exc
 
 from venus.api.openstack import wsgi
+from venus.common.utils import LOG
 from venus import exception
 from venus.i18n import _, _LI
 from venus import utils
 from venus.wsgi import common as base_wsgi
 
 
-LOG = logging.getLogger(__name__)
-
-
 class FaultWrapper(base_wsgi.Middleware):
     """Calls down the middleware stack, making exceptions into faults."""
 
diff --git a/venus/api/openstack/wsgi.py b/venus/api/openstack/wsgi.py
index b9a87e3..a90d74c 100644
--- a/venus/api/openstack/wsgi.py
+++ b/venus/api/openstack/wsgi.py
@@ -22,12 +22,11 @@ import webob
 from xml.dom import minidom
 from xml.parsers import expat
 
-from oslo_log import log as logging
 from oslo_serialization import jsonutils
 from oslo_utils import encodeutils
 from oslo_utils import excutils
 
-
+from venus.common.utils import LOG
 from venus import exception
 from venus import i18n
 from venus.i18n import _, _LE, _LI
@@ -38,7 +37,6 @@ from venus.wsgi import common as wsgi
 XML_NS_V1 = 'https://www.openstack.org/mediawiki/Venus/1.0/content'
 XML_NS_ATOM = 'http://www.w3.org/2005/Atom'
 
-LOG = logging.getLogger(__name__)
 
 SUPPORTED_CONTENT_TYPES = (
     'application/json',
diff --git a/venus/cmd/manage.py b/venus/cmd/manage.py
index c01be49..f1b803a 100644
--- a/venus/cmd/manage.py
+++ b/venus/cmd/manage.py
@@ -38,8 +38,6 @@ from venus import version
 
 i18n.enable_lazy()
 
-LOG = logging.getLogger(__name__)
-
 
 # Decorators for actions
 def args(*args, **kwargs):
diff --git a/venus/context.py b/venus/context.py
index 9d5ddb0..713f433 100644
--- a/venus/context.py
+++ b/venus/context.py
@@ -17,16 +17,13 @@
 import copy
 
 from oslo_context import context
-from oslo_log import log as logging
 from oslo_utils import timeutils
 
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus.i18n import _, _LW
 
 
-LOG = logging.getLogger(__name__)
-
-
 class RequestContext(context.RequestContext):
     """Security context and request information.
 
diff --git a/venus/db/sqlalchemy/api.py b/venus/db/sqlalchemy/api.py
index f5342bc..dfad529 100644
--- a/venus/db/sqlalchemy/api.py
+++ b/venus/db/sqlalchemy/api.py
@@ -18,7 +18,6 @@ import sys
 import warnings
 
 from oslo_db import options
-from oslo_log import log as logging
 
 from venus.conf import CONF
 from venus.db.common import _create_facade_lazily
@@ -27,7 +26,6 @@ from venus.i18n import _
 
 
 CONF.import_group("profiler", "venus.service")
-log = logging.getLogger(__name__)
 options.set_defaults(CONF, connection='sqlite:///$state_path/venus.sqlite')
 
 
diff --git a/venus/exception.py b/venus/exception.py
index 94b98de..9fc1113 100644
--- a/venus/exception.py
+++ b/venus/exception.py
@@ -22,18 +22,15 @@ SHOULD include dedicated exception logging.
 
 import sys
 
-from oslo_log import log as logging
 from oslo_versionedobjects import exception as obj_exc
 import six
 import webob.exc
 
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus.i18n import _, _LE
 
 
-LOG = logging.getLogger(__name__)
-
-
 class ConvertedException(webob.exc.WSGIHTTPException):
     def __init__(self, code=500, title="", explanation=""):
         self.code = code
diff --git a/venus/modules/custom_config/action.py b/venus/modules/custom_config/action.py
index c4b8bfa..2b43a01 100644
--- a/venus/modules/custom_config/action.py
+++ b/venus/modules/custom_config/action.py
@@ -12,11 +12,8 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from oslo_log import log as logging
 from venus.modules.custom_config.backends.sql import CustomConfigSql
 
-LOG = logging.getLogger(__name__)
-
 
 class CustomConfigCore(object):
     def __init__(self):
diff --git a/venus/modules/custom_config/backends/sql.py b/venus/modules/custom_config/backends/sql.py
index 7b3a2f8..de174b5 100644
--- a/venus/modules/custom_config/backends/sql.py
+++ b/venus/modules/custom_config/backends/sql.py
@@ -16,14 +16,12 @@
 import time
 
 from oslo_db import options
-from oslo_log import log as logging
 
 from venus.conf import CONF
 from venus.db.common import _create_facade_lazily
 from venus.modules.custom_config.backends import models
 
 CONF.import_group("profiler", "venus.service")
-log = logging.getLogger(__name__)
 options.set_defaults(CONF, connection='sqlite:///$state_path/venus.sqlite')
 
 
diff --git a/venus/modules/custom_config/controller.py b/venus/modules/custom_config/controller.py
index cb1cbc0..893b994 100644
--- a/venus/modules/custom_config/controller.py
+++ b/venus/modules/custom_config/controller.py
@@ -14,14 +14,9 @@
 
 """The template api."""
 
-from oslo_log import log as logging
-
 from venus.api.openstack import wsgi
-
 from venus.modules.custom_config.action import CustomConfigCore
 
-LOG = logging.getLogger(__name__)
-
 
 class CustomConfigController(wsgi.Controller):
     def __init__(self, ext_mgr):
diff --git a/venus/modules/search/action.py b/venus/modules/search/action.py
index 8c39a13..54d7e47 100644
--- a/venus/modules/search/action.py
+++ b/venus/modules/search/action.py
@@ -16,15 +16,12 @@ import datetime
 import json
 import time
 
-from oslo_log import log as logging
 from oslo_utils import timeutils
 
 from venus.common import utils
 from venus.conf import CONF
 from venus.modules.search import es_template
 
-LOG = logging.getLogger(__name__)
-
 
 class SearchCore(object):
     def __init__(self):
@@ -39,7 +36,7 @@ class SearchCore(object):
         index_names = []
         status, indexes = utils.request_es(url, 'GET')
         if status != 200:
-            LOG.error("failed to get all es indexes")
+            utils.LOG.error("failed to get all es indexes")
             return ""
         indexes_array = json.loads(indexes)
         for index in indexes_array:
diff --git a/venus/modules/search/controller.py b/venus/modules/search/controller.py
index f8fd7a3..57155b9 100644
--- a/venus/modules/search/controller.py
+++ b/venus/modules/search/controller.py
@@ -14,14 +14,10 @@
 
 """The template api."""
 
-from oslo_log import log as logging
-
 from venus.api.openstack import wsgi
 from venus.modules.search.action import SearchCore
 from venus.modules.search.search_lib import ESSearchObj
 
-LOG = logging.getLogger(__name__)
-
 
 class SearchController(wsgi.Controller):
     def __init__(self, ext_mgr):
diff --git a/venus/modules/search/search_lib.py b/venus/modules/search/search_lib.py
index 7d3f491..1d4fb83 100644
--- a/venus/modules/search/search_lib.py
+++ b/venus/modules/search/search_lib.py
@@ -18,12 +18,9 @@ from elasticsearch import Elasticsearch
 import re
 from urllib.parse import urlparse
 
-from oslo_log import log as logging
-
+from venus.common.utils import LOG
 from venus.conf import CONF
 
-LOG = logging.getLogger(__name__)
-
 
 class ESSearchObj(object):
 
diff --git a/venus/objects/base.py b/venus/objects/base.py
index a24e65d..5e70f61 100644
--- a/venus/objects/base.py
+++ b/venus/objects/base.py
@@ -17,15 +17,14 @@
 import contextlib
 import datetime
 
-from oslo_log import log as logging
 from oslo_versionedobjects import base
 from oslo_versionedobjects import fields
 
+from venus.common.utils import LOG
 from venus import exception
 from venus import objects
 
 
-LOG = logging.getLogger('object')
 remotable = base.remotable
 remotable_classmethod = base.remotable_classmethod
 obj_make_list = base.obj_make_list
diff --git a/venus/service.py b/venus/service.py
index bf5bd2c..d0ecb39 100644
--- a/venus/service.py
+++ b/venus/service.py
@@ -20,7 +20,6 @@ import os
 import random
 
 from oslo_concurrency import processutils
-from oslo_log import log as logging
 from oslo_service import loopingcall
 from oslo_service import service
 from oslo_utils import importutils
@@ -28,6 +27,7 @@ import osprofiler.notifier
 from osprofiler import profiler
 import osprofiler.web
 
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus import context
 from venus import exception
@@ -37,9 +37,6 @@ from venus.wsgi import common as wsgi_common
 from venus.wsgi import eventlet_server as wsgi
 
 
-LOG = logging.getLogger(__name__)
-
-
 def setup_profiler(binary, host):
     if CONF.profiler.profiler_enabled:
         LOG.warning(
diff --git a/venus/task/adapter.py b/venus/task/adapter.py
index 646e0c2..7a25772 100644
--- a/venus/task/adapter.py
+++ b/venus/task/adapter.py
@@ -13,12 +13,8 @@
 # under the License.
 
 """A Timer Task With APScheduler."""
-
-from oslo_log import log as logging
 from venus.task.core import delete_es_index_task
 
-LOG = logging.getLogger(__name__)
-
 
 def delete_es_index_job():
     job = delete_es_index_task.DeleteESIndexTask()
diff --git a/venus/task/backends/sql.py b/venus/task/backends/sql.py
index ff5bc6c..304142c 100644
--- a/venus/task/backends/sql.py
+++ b/venus/task/backends/sql.py
@@ -17,8 +17,8 @@ import socket
 import time
 
 from oslo_db import options
-from oslo_log import log as logging
 
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus.db.common import _create_facade_lazily
 from venus.i18n import _LE
@@ -26,7 +26,6 @@ from venus.task.backends import models
 
 # abc
 CONF.import_group("profiler", "venus.service")
-log = logging.getLogger(__name__)
 options.set_defaults(CONF, connection='sqlite:///$state_path/venus.sqlite')
 
 
@@ -44,7 +43,7 @@ class TaskSql(object):
             tasks = session.query(models.RegitsterTask).filter_by(
                 task_name=t_name).with_lockmode('update').all()
             if len(tasks) != 1:
-                log.error(_LE("unsupported task type:%s, please check it"),
+                LOG.error(_LE("unsupported task type:%s, please check it"),
                           t_name)
                 return False
 
diff --git a/venus/task/core/delete_es_index_task.py b/venus/task/core/delete_es_index_task.py
index de4325b..ef6f9c1 100644
--- a/venus/task/core/delete_es_index_task.py
+++ b/venus/task/core/delete_es_index_task.py
@@ -16,11 +16,8 @@ import datetime
 import six
 import time
 
-
-from oslo_log import log as logging
-
-
 from venus.common import utils
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus.modules.custom_config.backends.sql import CustomConfigSql
 from venus.modules.search.search_lib import ESSearchObj
@@ -28,8 +25,6 @@ from venus.i18n import _LE, _LI
 from venus.task.backends.sql import TaskSql
 
 
-LOG = logging.getLogger(__name__)
-
 TASK_NAME = "delete_es_index"
 
 
diff --git a/venus/task/timer.py b/venus/task/timer.py
index a272810..d28e9ca 100644
--- a/venus/task/timer.py
+++ b/venus/task/timer.py
@@ -14,10 +14,8 @@
 
 """A Timer Task With APScheduler."""
 from apscheduler.schedulers.blocking import BlockingScheduler
-from oslo_log import log as logging
 from venus.task import adapter
 
-LOG = logging.getLogger(__name__)
 
 sched = BlockingScheduler()
 
diff --git a/venus/wsgi/common.py b/venus/wsgi/common.py
index 35a2043..8b51d57 100644
--- a/venus/wsgi/common.py
+++ b/venus/wsgi/common.py
@@ -20,15 +20,12 @@ import sys
 import webob.dec
 import webob.exc
 
-from oslo_log import log as logging
-
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus import exception
 from venus.i18n import _, _LE
 from venus import utils
 
-LOG = logging.getLogger(__name__)
-
 
 class Request(webob.Request):
     pass
diff --git a/venus/wsgi/eventlet_server.py b/venus/wsgi/eventlet_server.py
index 6e651b0..2af37bd 100644
--- a/venus/wsgi/eventlet_server.py
+++ b/venus/wsgi/eventlet_server.py
@@ -25,19 +25,18 @@ import time
 import eventlet
 import eventlet.wsgi
 import greenlet
+
 from oslo_log import log as logging
 from oslo_service import service
 from oslo_utils import excutils
 from oslo_utils import netutils
 
+from venus.common.utils import LOG
 from venus.conf import CONF
 from venus import exception
 from venus.i18n import _, _LE, _LI
 
 
-LOG = logging.getLogger(__name__)
-
-
 class Server(service.ServiceBase):
     """Server class to manage a WSGI server, serving a WSGI application."""