diff --git a/nova/hacking/checks.py b/nova/hacking/checks.py
index 6dfe3b8f50..c0d1368adf 100644
--- a/nova/hacking/checks.py
+++ b/nova/hacking/checks.py
@@ -224,6 +224,10 @@ def no_translate_debug_logs(logical_line, filename):
             "nova/hacking",
             "nova/ipv6",
             "nova/keymgr",
+            "nova/objectstore",
+            "nova/pci",
+            "nova/rdp",
+            "nova/servicegroup",
            ]
     if max([name in filename for name in dirs]):
         if logical_line.startswith("LOG.debug(_("):
diff --git a/nova/servicegroup/api.py b/nova/servicegroup/api.py
index c9a72285d6..0016c5c53e 100644
--- a/nova/servicegroup/api.py
+++ b/nova/servicegroup/api.py
@@ -61,7 +61,7 @@ class API(object):
         '''
 
         if not cls._driver:
-            LOG.debug(_('ServiceGroup driver defined as an instance of %s'),
+            LOG.debug('ServiceGroup driver defined as an instance of %s',
                       str(CONF.servicegroup_driver))
             driver_name = CONF.servicegroup_driver
             try:
@@ -126,15 +126,15 @@ class API(object):
 
     def get_all(self, group_id):
         """Returns ALL members of the given group."""
-        LOG.debug(_('Returns ALL members of the [%s] '
-                    'ServiceGroup'), group_id)
+        LOG.debug('Returns ALL members of the [%s] '
+                  'ServiceGroup', group_id)
         return self._driver.get_all(group_id)
 
     def get_one(self, group_id):
         """Returns one member of the given group. The strategy to select
         the member is decided by the driver (e.g. random or round-robin).
         """
-        LOG.debug(_('Returns one member of the [%s] group'), group_id)
+        LOG.debug('Returns one member of the [%s] group', group_id)
         return self._driver.get_one(group_id)
 
 
diff --git a/nova/servicegroup/drivers/db.py b/nova/servicegroup/drivers/db.py
index 75479d86db..e7f74e7069 100644
--- a/nova/servicegroup/drivers/db.py
+++ b/nova/servicegroup/drivers/db.py
@@ -78,7 +78,7 @@ class DbDriver(api.ServiceGroupDriver):
     def get_all(self, group_id):
         """Returns ALL members of the given group
         """
-        LOG.debug(_('DB_Driver: get_all members of the %s group') % group_id)
+        LOG.debug('DB_Driver: get_all members of the %s group', group_id)
         rs = []
         ctxt = context.get_admin_context()
         services = self.conductor_api.service_get_all_by_topic(ctxt, group_id)
diff --git a/nova/servicegroup/drivers/mc.py b/nova/servicegroup/drivers/mc.py
index 2a5821cb2c..b39eb4c8ff 100644
--- a/nova/servicegroup/drivers/mc.py
+++ b/nova/servicegroup/drivers/mc.py
@@ -72,7 +72,7 @@ class MemcachedDriver(api.ServiceGroupDriver):
     def get_all(self, group_id):
         """Returns ALL members of the given group
         """
-        LOG.debug(_('Memcached_Driver: get_all members of the %s group') %
+        LOG.debug('Memcached_Driver: get_all members of the %s group',
                   group_id)
         rs = []
         ctxt = context.get_admin_context()
diff --git a/nova/servicegroup/drivers/zk.py b/nova/servicegroup/drivers/zk.py
index e50b5aced4..a7a8b7b465 100644
--- a/nova/servicegroup/drivers/zk.py
+++ b/nova/servicegroup/drivers/zk.py
@@ -77,9 +77,9 @@ class ZooKeeperDriver(api.ServiceGroupDriver):
 
     def join(self, member_id, group, service=None):
         """Join the given service with its group."""
-        LOG.debug(_('ZooKeeperDriver: join new member %(id)s to the '
-                    '%(gr)s group, service=%(sr)s'),
-                    {'id': member_id, 'gr': group, 'sr': service})
+        LOG.debug('ZooKeeperDriver: join new member %(id)s to the '
+                  '%(gr)s group, service=%(sr)s',
+                  {'id': member_id, 'gr': group, 'sr': service})
         member = self._memberships.get((group, member_id), None)
         if member is None:
             # the first time to join. Generate a new object
@@ -98,7 +98,7 @@ class ZooKeeperDriver(api.ServiceGroupDriver):
 
     def leave(self, member_id, group):
         """Remove the given member from the service group."""
-        LOG.debug(_('ZooKeeperDriver.leave: %(member)s from group %(group)s'),
+        LOG.debug('ZooKeeperDriver.leave: %(member)s from group %(group)s',
                   {'member': member_id, 'group': group})
         try:
             key = (group, member_id)