diff --git a/lib/cinder b/lib/cinder
index 5f4f979b22..014fefaf1e 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -193,10 +193,10 @@ function configure_cinder() {
 
     if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
         # Add color to logging output
-        iniset $CINDER_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)d %(color)s%(levelname)s %(name)s [%(request_id)s %(user_id)s %(project_id)s%(color)s] %(instance)s%(color)s%(message)s"
-        iniset $CINDER_CONF DEFAULT logging_default_format_string "%(asctime)s.%(msecs)d %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $CINDER_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)03d %(color)s%(levelname)s %(name)s [%(request_id)s %(user_id)s %(project_id)s%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $CINDER_CONF DEFAULT logging_default_format_string "%(asctime)s.%(msecs)03d %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
         iniset $CINDER_CONF DEFAULT logging_debug_format_suffix "from (pid=%(process)d) %(funcName)s %(pathname)s:%(lineno)d"
-        iniset $CINDER_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s.%(msecs)d TRACE %(name)s %(instance)s"
+        iniset $CINDER_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s.%(msecs)03d TRACE %(name)s %(instance)s"
     fi
 
     if [ "$CINDER_DRIVER" == "XenAPINFS" ]; then
diff --git a/lib/nova b/lib/nova
index 7e5bb9967f..6cf5a5d858 100644
--- a/lib/nova
+++ b/lib/nova
@@ -424,13 +424,13 @@ function create_nova_conf() {
     fi
     if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
         # Add color to logging output
-        iniset $NOVA_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)d %(color)s%(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s%(color)s] %(instance)s%(color)s%(message)s"
-        iniset $NOVA_CONF DEFAULT logging_default_format_string "%(asctime)s.%(msecs)d %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $NOVA_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)03d %(color)s%(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $NOVA_CONF DEFAULT logging_default_format_string "%(asctime)s.%(msecs)03d %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
         iniset $NOVA_CONF DEFAULT logging_debug_format_suffix "from (pid=%(process)d) %(funcName)s %(pathname)s:%(lineno)d"
-        iniset $NOVA_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s.%(msecs)d TRACE %(name)s %(instance)s"
+        iniset $NOVA_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s.%(msecs)03d TRACE %(name)s %(instance)s"
     else
         # Show user_name and project_name instead of user_id and project_id
-        iniset $NOVA_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)d %(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s] %(instance)s%(message)s"
+        iniset $NOVA_CONF DEFAULT logging_context_format_string "%(asctime)s.%(msecs)03d %(levelname)s %(name)s [%(request_id)s %(user_name)s %(project_name)s] %(instance)s%(message)s"
     fi
     if is_service_enabled ceilometer; then
         iniset $NOVA_CONF DEFAULT instance_usage_audit "True"