diff --git a/Deploy/config/nginx/nginx.conf b/Deploy/config/nginx/nginx.conf
index 3941e94fa..8168137ea 100644
--- a/Deploy/config/nginx/nginx.conf
+++ b/Deploy/config/nginx/nginx.conf
@@ -15,12 +15,10 @@ http {
 
   upstream registry {
     server registry:5000;
-#    check interval=2000 rise=1 fall=1 timeout=5000 type=tcp;
   }
 
   upstream ui {
     server ui:80;
-#    check interval=2000 rise=1 fall=1 timeout=5000 type=tcp;
   }
 
 
diff --git a/Deploy/docker-compose.yml b/Deploy/docker-compose.yml
index acecce1ec..0c03ae7b3 100644
--- a/Deploy/docker-compose.yml
+++ b/Deploy/docker-compose.yml
@@ -39,8 +39,8 @@ ui:
     - ./config/ui/app.conf:/etc/ui/app.conf
     - ./config/ui/private_key.pem:/etc/ui/private_key.pem
   links:
-    - registry:registry
-    - mysql:mysql
+    - registry
+    - mysql
     - log
   log_driver: "syslog"
   log_opt:
@@ -51,8 +51,8 @@ proxy:
   volumes:
     - ./config/nginx/nginx.conf:/etc/nginx/nginx.conf
   links:
-    - ui:ui
-    - registry:registry
+    - ui
+    - registry
     - log
   ports:
     - 80:80
diff --git a/dao/base.go b/dao/base.go
index d6e8f37a9..db3a08899 100644
--- a/dao/base.go
+++ b/dao/base.go
@@ -1,16 +1,16 @@
 /*
-    Copyright (c) 2016 VMware, Inc. All Rights Reserved.
-    Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-        
-        http://www.apache.org/licenses/LICENSE-2.0
-        
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
+   Copyright (c) 2016 VMware, Inc. All Rights Reserved.
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
 */
 package dao
 
@@ -50,12 +50,12 @@ func isContainIllegalChar(s string, illegalChar []string) bool {
 
 func GenerateRandomString() (string, error) {
 	o := orm.NewOrm()
-	var salt string
-	err := o.Raw(`select uuid() as uuid`).QueryRow(&salt)
+	var uuid string
+	err := o.Raw(`select uuid() as uuid`).QueryRow(&uuid)
 	if err != nil {
 		return "", err
 	}
-	return salt, nil
+	return uuid, nil
 
 }
 
@@ -112,8 +112,8 @@ func init() {
 	}()
 	select {
 	case <-ch:
-	case <-time.After(30 * time.Second):
-		panic("Failed to connect to DB after 30 seconds")
+	case <-time.After(60 * time.Second):
+		panic("Failed to connect to DB after 60 seconds")
 	}
 	orm.RegisterDataBase("default", "mysql", db_str)
 }