diff --git a/src/master/httprest.py b/src/master/httprest.py
index 3cff817..2a14309 100755
--- a/src/master/httprest.py
+++ b/src/master/httprest.py
@@ -125,31 +125,35 @@ def create_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    image = {}
-    image['name'] = form.get("imagename", None)
-    image['type'] = form.get("imagetype", None)
-    image['owner'] = form.get("imageowner", None)
-    user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
-    user_info = json.dumps(user_info)
-    logger.info ("handle request : create cluster %s with image %s " % (clustername, image['name']))
-    setting = {
-            'cpu': form.get('cpuSetting'),
-            'memory': form.get('memorySetting'),
-            'disk': form.get('diskSetting')
-            }
-    res = post_to_user("/user/usageInc/", {'token':form.get('token'), 'setting':json.dumps(setting)})
-    status = res.get('success')
-    result = res.get('result')
-    if not status:
+    try:
+        image = {}
+        image['name'] = form.get("imagename", None)
+        image['type'] = form.get("imagetype", None)
+        image['owner'] = form.get("imageowner", None)
+        user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
+        user_info = json.dumps(user_info)
+        logger.info ("handle request : create cluster %s with image %s " % (clustername, image['name']))
+        setting = {
+                'cpu': form.get('cpuSetting'),
+                'memory': form.get('memorySetting'),
+                'disk': form.get('diskSetting')
+                }
+        res = post_to_user("/user/usageInc/", {'token':form.get('token'), 'setting':json.dumps(setting)})
+        status = res.get('success')
+        result = res.get('result')
+        if not status:
+            return json.dumps({'success':'false', 'action':'create cluster', 'message':result})
+        [status, result] = G_vclustermgr.create_cluster(clustername, user, image, user_info, setting)
+        if status:
+            return json.dumps({'success':'true', 'action':'create cluster', 'message':result})
+        else:
+            post_to_user("/user/usageRecover/", {'token':form.get('token'), 'setting':json.dumps(setting)})
+            return json.dumps({'success':'false', 'action':'create cluster', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
         G_ulockmgr.release(user)
-        return json.dumps({'success':'false', 'action':'create cluster', 'message':result})
-    [status, result] = G_vclustermgr.create_cluster(clustername, user, image, user_info, setting)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'create cluster', 'message':result})
-    else:
-        post_to_user("/user/usageRecover/", {'token':form.get('token'), 'setting':json.dumps(setting)})
-        return json.dumps({'success':'false', 'action':'create cluster', 'message':result})
 
 @app.route("/cluster/scaleout/", methods=['POST'])
 @login_required
@@ -162,31 +166,35 @@ def scaleout_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    logger.info("handle request : scale out %s" % clustername)
-    image = {}
-    image['name'] = form.get("imagename", None)
-    image['type'] = form.get("imagetype", None)
-    image['owner'] = form.get("imageowner", None)
-    user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
-    user_info = json.dumps(user_info)
-    setting = {
-            'cpu': form.get('cpuSetting'),
-            'memory': form.get('memorySetting'),
-            'disk': form.get('diskSetting')
-            }
-    res = post_to_user("/user/usageInc/", {'token':form.get('token'), 'setting':json.dumps(setting)})
-    status = res.get('success')
-    result = res.get('result')
-    if not status:
+    try:
+        logger.info("handle request : scale out %s" % clustername)
+        image = {}
+        image['name'] = form.get("imagename", None)
+        image['type'] = form.get("imagetype", None)
+        image['owner'] = form.get("imageowner", None)
+        user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
+        user_info = json.dumps(user_info)
+        setting = {
+                'cpu': form.get('cpuSetting'),
+                'memory': form.get('memorySetting'),
+                'disk': form.get('diskSetting')
+                }
+        res = post_to_user("/user/usageInc/", {'token':form.get('token'), 'setting':json.dumps(setting)})
+        status = res.get('success')
+        result = res.get('result')
+        if not status:
+            return json.dumps({'success':'false', 'action':'scale out', 'message': result})
+        [status, result] = G_vclustermgr.scale_out_cluster(clustername, user, image, user_info, setting)
+        if status:
+            return json.dumps({'success':'true', 'action':'scale out', 'message':result})
+        else:
+            post_to_user("/user/usageRecover/", {'token':form.get('token'), 'setting':json.dumps(setting)})
+            return json.dumps({'success':'false', 'action':'scale out', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
         G_ulockmgr.release(user)
-        return json.dumps({'success':'false', 'action':'scale out', 'message': result})
-    [status, result] = G_vclustermgr.scale_out_cluster(clustername, user, image, user_info, setting)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'scale out', 'message':result})
-    else:
-        post_to_user("/user/usageRecover/", {'token':form.get('token'), 'setting':json.dumps(setting)})
-        return json.dumps({'success':'false', 'action':'scale out', 'message':result})
 
 @app.route("/cluster/scalein/", methods=['POST'])
 @login_required
@@ -197,17 +205,22 @@ def scalein_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    logger.info("handle request : scale in %s" % clustername)
-    containername = form.get("containername", None)
-    [status, usage_info] = G_vclustermgr.get_clustersetting(clustername, user, containername, False)
-    if status:
-        post_to_user("/user/usageRelease/", {'token':form.get('token'), 'cpu':usage_info['cpu'], 'memory':usage_info['memory'],'disk':usage_info['disk']})
-    [status, result] = G_vclustermgr.scale_in_cluster(clustername, user, containername)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'scale in', 'message':result})
-    else:
-        return json.dumps({'success':'false', 'action':'scale in', 'message':result})
+    try:
+        logger.info("handle request : scale in %s" % clustername)
+        containername = form.get("containername", None)
+        [status, usage_info] = G_vclustermgr.get_clustersetting(clustername, user, containername, False)
+        if status:
+            post_to_user("/user/usageRelease/", {'token':form.get('token'), 'cpu':usage_info['cpu'], 'memory':usage_info['memory'],'disk':usage_info['disk']})
+        [status, result] = G_vclustermgr.scale_in_cluster(clustername, user, containername)
+        if status:
+            return json.dumps({'success':'true', 'action':'scale in', 'message':result})
+        else:
+            return json.dumps({'success':'false', 'action':'scale in', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/cluster/start/", methods=['POST'])
 @login_required
@@ -219,14 +232,19 @@ def start_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
-    logger.info ("handle request : start cluster %s" % clustername)
-    [status, result] = G_vclustermgr.start_cluster(clustername, user, user_info)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'start cluster', 'message':result})
-    else:
-        return json.dumps({'success':'false', 'action':'start cluster', 'message':result})
+    try:
+        user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
+        logger.info ("handle request : start cluster %s" % clustername)
+        [status, result] = G_vclustermgr.start_cluster(clustername, user, user_info)
+        if status:
+            return json.dumps({'success':'true', 'action':'start cluster', 'message':result})
+        else:
+            return json.dumps({'success':'false', 'action':'start cluster', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/cluster/stop/", methods=['POST'])
 @login_required
@@ -237,13 +255,18 @@ def stop_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    logger.info ("handle request : stop cluster %s" % clustername)
-    [status, result] = G_vclustermgr.stop_cluster(clustername, user)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'stop cluster', 'message':result})
-    else:
-        return json.dumps({'success':'false', 'action':'stop cluster', 'message':result})
+    try:
+        logger.info ("handle request : stop cluster %s" % clustername)
+        [status, result] = G_vclustermgr.stop_cluster(clustername, user)
+        if status:
+            return json.dumps({'success':'true', 'action':'stop cluster', 'message':result})
+        else:
+            return json.dumps({'success':'false', 'action':'stop cluster', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/cluster/delete/", methods=['POST'])
 @login_required
@@ -254,18 +277,23 @@ def delete_cluster(user, beans, form):
     if (clustername == None):
         return json.dumps({'success':'false', 'message':'clustername is null'})
     G_ulockmgr.acquire(user)
-    logger.info ("handle request : delete cluster %s" % clustername)
-    user_info = post_to_user("/user/selfQuery/" , {'token':form.get("token")})
-    user_info = json.dumps(user_info)
-    [status, usage_info] = G_vclustermgr.get_clustersetting(clustername, user, "all", True)
-    if status:
-        post_to_user("/user/usageRelease/", {'token':form.get('token'), 'cpu':usage_info['cpu'], 'memory':usage_info['memory'],'disk':usage_info['disk']})
-    [status, result] = G_vclustermgr.delete_cluster(clustername, user, user_info)
-    G_ulockmgr.release(user)
-    if status:
-        return json.dumps({'success':'true', 'action':'delete cluster', 'message':result})
-    else:
-        return json.dumps({'success':'false', 'action':'delete cluster', 'message':result})
+    try:
+        logger.info ("handle request : delete cluster %s" % clustername)
+        user_info = post_to_user("/user/selfQuery/" , {'token':form.get("token")})
+        user_info = json.dumps(user_info)
+        [status, usage_info] = G_vclustermgr.get_clustersetting(clustername, user, "all", True)
+        if status:
+            post_to_user("/user/usageRelease/", {'token':form.get('token'), 'cpu':usage_info['cpu'], 'memory':usage_info['memory'],'disk':usage_info['disk']})
+        [status, result] = G_vclustermgr.delete_cluster(clustername, user, user_info)
+        if status:
+            return json.dumps({'success':'true', 'action':'delete cluster', 'message':result})
+        else:
+            return json.dumps({'success':'false', 'action':'delete cluster', 'message':result})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/cluster/info/", methods=['POST'])
 @login_required
@@ -302,16 +330,20 @@ def stopall_cluster():
     if user is None:
         return json.dumps({'success':'false', 'message':'User is required!'})
     G_ulockmgr.acquire(user)
-    logger.info ("handle request : stop all clusters for %s" % user)
-    [status, clusterlist] = G_vclustermgr.list_clusters(user)
-    if status:
-        for cluster in clusterlist:
-            G_vclustermgr.stop_cluster(cluster,user)
+    try:
+        logger.info ("handle request : stop all clusters for %s" % user)
+        [status, clusterlist] = G_vclustermgr.list_clusters(user)
+        if status:
+            for cluster in clusterlist:
+                G_vclustermgr.stop_cluster(cluster,user)
+            return json.dumps({'success':'true', 'action':'stop all cluster'})
+        else:
+            return json.dumps({'success':'false', 'action':'stop all cluster', 'message':clusterlist})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
         G_ulockmgr.release(user)
-        return json.dumps({'success':'true', 'action':'stop all cluster'})
-    else:
-        G_ulockmgr.release(user)
-        return json.dumps({'success':'false', 'action':'stop all cluster', 'message':clusterlist})
 
 @app.route("/cluster/flush/", methods=['POST'])
 @login_required
@@ -337,22 +369,25 @@ def save_cluster(user, beans, form):
     containername = form.get("containername", None)
     isforce = form.get("isforce", None)
     G_ulockmgr.acquire(user)
-    if not isforce == "true":
-        [status,message] = G_vclustermgr.image_check(user,imagename)
-        if not status:
-            G_ulockmgr.release(user)
-            return json.dumps({'success':'false','reason':'exists', 'message':message})
+    try:
+        if not isforce == "true":
+            [status,message] = G_vclustermgr.image_check(user,imagename)
+            if not status:
+                return json.dumps({'success':'false','reason':'exists', 'message':message})
 
-    user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
-    [status,message] = G_vclustermgr.create_image(user,clustername,containername,imagename,description,user_info["data"]["groupinfo"]["image"])
-    if status:
+        user_info = post_to_user("/user/selfQuery/", {'token':form.get("token")})
+        [status,message] = G_vclustermgr.create_image(user,clustername,containername,imagename,description,user_info["data"]["groupinfo"]["image"])
+        if status:
+            logger.info("image has been saved")
+            return json.dumps({'success':'true', 'action':'save'})
+        else:
+            logger.debug(message)
+            return json.dumps({'success':'false', 'reason':'exceed', 'message':message})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
         G_ulockmgr.release(user)
-        logger.info("image has been saved")
-        return json.dumps({'success':'true', 'action':'save'})
-    else:
-        G_ulockmgr.release(user)
-        logger.debug(message)
-        return json.dumps({'success':'false', 'reason':'exceed', 'message':message})
 
 
 @app.route("/image/list/", methods=['POST'])
@@ -387,9 +422,14 @@ def share_image(user, beans, form):
     global G_imagemgr
     image = form.get('image')
     G_ulockmgr.acquire(user)
-    G_imagemgr.shareImage(user,image)
-    G_ulockmgr.release(user)
-    return json.dumps({'success':'true', 'action':'share'})
+    try:
+        G_imagemgr.shareImage(user,image)
+        return json.dumps({'success':'true', 'action':'share'})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/image/unshare/", methods=['POST'])
 @login_required
@@ -397,9 +437,14 @@ def unshare_image(user, beans, form):
     global G_imagemgr
     image = form.get('image', None)
     G_ulockmgr.acquire(user)
-    G_imagemgr.unshareImage(user,image)
-    G_ulockmgr.release(user)
-    return json.dumps({'success':'true', 'action':'unshare'})
+    try:
+        G_imagemgr.unshareImage(user,image)
+        return json.dumps({'success':'true', 'action':'unshare'})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/image/delete/", methods=['POST'])
 @login_required
@@ -407,9 +452,14 @@ def delete_image(user, beans, form):
     global G_imagemgr
     image = form.get('image', None)
     G_ulockmgr.acquire(user)
-    G_imagemgr.removeImage(user,image)
-    G_ulockmgr.release(user)
-    return json.dumps({'success':'true', 'action':'delete'})
+    try:
+        G_imagemgr.removeImage(user,image)
+        return json.dumps({'success':'true', 'action':'delete'})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/image/copy/", methods=['POST'])
 @login_required
@@ -420,9 +470,14 @@ def copy_image(user, beans, form):
     target = form.get('target',None)
     token = form.get('token',None)
     G_ulockmgr.acquire(user)
-    res = G_imagemgr.copyImage(user,image,token,target)
-    G_ulockmgr.release(user)
-    return json.dumps(res)
+    try:
+        res = G_imagemgr.copyImage(user,image,token,target)
+        return json.dumps(res)
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message': str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/image/copytarget/", methods=['POST'])
 @login_required
@@ -435,11 +490,12 @@ def copytarget_image(user, beans, form):
     try:
         G_ulockmgr.acquire(user)
         res = G_imagemgr.updateinfo(user,imagename,description)
+        return json.dumps({'success':'true', 'action':'copy image to target.'})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message':str(ex)})
+    finally:
         G_ulockmgr.release(user)
-    except Exception as e:
-        logger.error(e)
-        return json.dumps({'success':'false', 'message':str(e)})
-    return json.dumps({'success':'true', 'action':'copy image to target.'})
 
 @app.route("/cloud/setting/get/", methods=['POST'])
 @login_required
@@ -503,12 +559,17 @@ def add_port_mapping(user, beans, form):
         return json.dumps({'success':'false', 'message': 'Illegal form.'})
     user_info = post_to_user("/user/selfQuery/", data = {"token": form.get("token")})
     G_ulockmgr.acquire(user)
-    [status, message] = G_vclustermgr.add_port_mapping(user,clustername,node_name,node_ip,node_port,user_info['data']['groupinfo'])
-    G_ulockmgr.release(user)
-    if status is True:
-        return json.dumps({'success':'true', 'action':'addproxy'})
-    else:
-        return json.dumps({'success':'false', 'message': message})
+    try:
+        [status, message] = G_vclustermgr.add_port_mapping(user,clustername,node_name,node_ip,node_port,user_info['data']['groupinfo'])
+        if status is True:
+            return json.dumps({'success':'true', 'action':'addproxy'})
+        else:
+            return json.dumps({'success':'false', 'message': message})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message':str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/port_mapping/delete/", methods=['POST'])
 @login_required
@@ -522,12 +583,17 @@ def delete_port_mapping(user, beans, form):
     if node_name is None or clustername is None:
         return json.dumps({'success':'false', 'message': 'Illegal form.'})
     G_ulockmgr.acquire(user)
-    [status, message] = G_vclustermgr.delete_port_mapping(user,clustername,node_name,node_port)
-    G_ulockmgr.release(user)
-    if status is True:
-        return json.dumps({'success':'true', 'action':'addproxy'})
-    else:
-        return json.dumps({'success':'false', 'message': message})
+    try:
+        [status, message] = G_vclustermgr.delete_port_mapping(user,clustername,node_name,node_port)
+        if status is True:
+            return json.dumps({'success':'true', 'action':'addproxy'})
+        else:
+            return json.dumps({'success':'false', 'message': message})
+    except Exception as ex:
+        logger.error(str(ex))
+        return json.dumps({'success':'false', 'message':str(ex)})
+    finally:
+        G_ulockmgr.release(user)
 
 @app.route("/monitor/hosts/<com_id>/<issue>/", methods=['POST'])
 @login_required
diff --git a/src/master/network.py b/src/master/network.py
index 3cca93a..e1d0aac 100755
--- a/src/master/network.py
+++ b/src/master/network.py
@@ -480,28 +480,31 @@ class NetworkMgr(object):
     def add_user(self, username, cidr, isshared = False):
         logger.info ("add user %s with cidr=%s" % (username, str(cidr)))
         self.user_locks.acquire()
-        if self.has_user(username):
-            self.user_locks.release()
-            return [False, "user already exists in users set"]
-        [status, result] = self.center.allocate(cidr)
-        self.dump_center()
-        if status == False:
-            self.user_locks.release()
-            return [False, result]
-        '''[status, vlanid] = self.acquire_vlanid(isshared)
-        if status:
-            vlanid = int(vlanid)
-        else:
-            self.center.free(result, cidr)
+        try:
+            if self.has_user(username):
+                return [False, "user already exists in users set"]
+            [status, result] = self.center.allocate(cidr)
             self.dump_center()
-            return [False, vlanid]'''
-        self.users[username] = UserPool(addr_cidr = result+"/"+str(cidr))
-        #logger.info("setup gateway for %s with %s and vlan=%s" % (username, self.users[username].get_gateway_cidr(), str(vlanid)))
-        #netcontrol.setup_gw('docklet-br', username, self.users[username].get_gateway_cidr(), str(vlanid))
-        self.dump_user(username)
-        del self.users[username]
-        self.user_locks.release()
-        return [True, 'add user success']
+            if status == False:
+                return [False, result]
+            '''[status, vlanid] = self.acquire_vlanid(isshared)
+            if status:
+                vlanid = int(vlanid)
+            else:
+                self.center.free(result, cidr)
+                self.dump_center()
+                return [False, vlanid]'''
+            self.users[username] = UserPool(addr_cidr = result+"/"+str(cidr))
+            #logger.info("setup gateway for %s with %s and vlan=%s" % (username, self.users[username].get_gateway_cidr(), str(vlanid)))
+            #netcontrol.setup_gw('docklet-br', username, self.users[username].get_gateway_cidr(), str(vlanid))
+            self.dump_user(username)
+            del self.users[username]
+            return [True, 'add user success']
+        except Exception as ex:
+            logger.error(str(ex))
+            return [False, str(ex)]
+        finally:
+            self.user_locks.release()
 
     def del_usrgwbr(self, username, uid, nodemgr):
         if username not in self.usrgws.keys():
@@ -521,21 +524,25 @@ class NetworkMgr(object):
 
     def del_user(self, username):
         self.user_locks.acquire()
-        if not self.has_user(username):
+        try:
+            if not self.has_user(username):
+                return [False, username+" not in users set"]
+            self.load_user(username)
+            [addr, cidr] = self.users[username].info.split('/')
+            logger.info ("delete user %s with cidr=%s" % (username, int(cidr)))
+            self.center.free(addr, int(cidr))
+            self.dump_center()
+            #if not isshared:
+                #self.release_vlanid(self.users[username].vlanid)
+            #netcontrol.del_gw('docklet-br', username)
+            self.etcd.deldir("network/users/"+username)
+            del self.users[username]
+            return [True, 'delete user success']
+        except Exception as ex:
+            logger.error(str(ex))
+            return [False, str(ex)]
+        finally:
             self.user_locks.release()
-            return [False, username+" not in users set"]
-        self.load_user(username)
-        [addr, cidr] = self.users[username].info.split('/')
-        logger.info ("delete user %s with cidr=%s" % (username, int(cidr)))
-        self.center.free(addr, int(cidr))
-        self.dump_center()
-        #if not isshared:
-            #self.release_vlanid(self.users[username].vlanid)
-        #netcontrol.del_gw('docklet-br', username)
-        self.etcd.deldir("network/users/"+username)
-        del self.users[username]
-        self.user_locks.release()
-        return [True, 'delete user success']
 
     def check_usergw(self, input_rate_limit, output_rate_limit, username, uid, nodemgr, distributedgw=False):
         logger.info("Check %s(%s) user gateway."%(username, str(uid)))
diff --git a/web/templates/monitor/status.html b/web/templates/monitor/status.html
index a3391ed..e20f930 100644
--- a/web/templates/monitor/status.html
+++ b/web/templates/monitor/status.html
@@ -124,13 +124,13 @@
                      <div class="box-body table-responsive">
 
                              {% for container in clusterinfo['containers'] %}
-                                  <div class="modal inmodal" id='DetailModal_{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}' tabindex="-1" role="dialog" aria-hidden="true">
+                                  <div class="modal inmodal" id='DetailModal_{{master.split("@")[1]}}_{{ container['containername'] }}' tabindex="-1" role="dialog" aria-hidden="true">
                                     <div class="modal-dialog">
                                       <div class="modal-content animated fadeIn">
                                         <div class="modal-header">
                                           <button type="button" class="close" data-dismiss="modal"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>
                                           <h4 class="modal-title">{{ container['containername'] }} Billing Detail</h4>
-                                          <small class="font-bold">The Detail of the Billing In This Hour<br>Billing = cpu(s) / <span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_cpu_a'>?</span> + mem(MiB) / <span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_mem_b'>?</span> + Disk(MiB) / <span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_disk_c'>?</span> + Ports / <span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_port_d'>?</span>, <a target='_blank' title='How to figure out it?' href='https://unias.github.io/docklet/book/en/billing/billing.html'>See User Guide</a></small>
+                                          <small class="font-bold">The Detail of the Billing In This Hour<br>Billing = cpu(s) / <span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_cpu_a'>?</span> + mem(MiB) / <span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_mem_b'>?</span> + Disk(MiB) / <span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_disk_c'>?</span> + Ports / <span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_port_d'>?</span>, <a target='_blank' title='How to figure out it?' href='https://unias.github.io/docklet/book/en/billing/billing.html'>See User Guide</a></small>
                                         </div>
                                         <div class="modal-body">
                                           <table class="table table-bordered">
@@ -144,27 +144,27 @@
                                             <tbody>
                                               <tr>
                                                 <td>Cpu</td>
-                                                <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_cpu_use'>--</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_cpu'>--</span></td>
+                                                <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_cpu_use'>--</td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_cpu'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Memory</td>
-                                                <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_mem_use'>--</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_mem'>--</span></td>
+                                                <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_mem_use'>--</td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_mem'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Disk</td>
-                                                <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_disk_use'>--</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_disk'>--</span></td>
+                                                <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_disk_use'>--</td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_disk'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Ports</td>
-                                                <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_port_use'>--</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_port'>--</span></td>
+                                                <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_port_use'>--</td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_port'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td colspan="2">Total</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_total'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_total'>--</span></td>
                                               </tr>
                                             </tbody>
                                           </table>
@@ -176,7 +176,7 @@
                                     </div>
                                   </div>
 
-                                  <div class="modal inmodal" id='HistoryDetailModal_{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}' tabindex="-1" role="dialog" aria-hidden="true">
+                                  <div class="modal inmodal" id='HistoryDetailModal_{{master.split("@")[1]}}_{{ container['containername'] }}' tabindex="-1" role="dialog" aria-hidden="true">
                                     <div class="modal-dialog">
                                       <div class="modal-content animated fadeIn">
                                         <div class="modal-header">
@@ -194,23 +194,23 @@
                                             <tbody>
                                               <tr>
                                                 <td>Cpu</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_history_cpu'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_history_cpu'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Memory</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_history_mem'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_history_mem'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Disk</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_history_disk'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_history_disk'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Ports</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_history_port'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_history_port'>--</span></td>
                                               </tr>
                                               <tr>
                                                 <td>Total</td>
-                                                <td><span id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing_history_total'>--</span></td>
+                                                <td><span id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing_history_total'>--</span></td>
                                               </tr>
                                             </tbody>
                                           </table>
@@ -246,16 +246,16 @@
                                  <td>{{ container['ip'] }}</td>
 
                                  {% if clusterinfo['status'] == 'stopped' %}
-				 <td><div id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_state' class="label label-danger">Stopped</div></td>
+				 <td><div id='{{master.split("@")[1]}}_{{ container['containername'] }}_state' class="label label-danger">Stopped</div></td>
                                  {% else %}
-                                 <td><div id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_state' class="label label-primary">Running</div></td>
+                                 <td><div id='{{master.split("@")[1]}}_{{ container['containername'] }}_state' class="label label-primary">Running</div></td>
                                  {% endif %}
-				 <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_time'>--</td>
-                                 <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_cpu'>--</td>
-                                 <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_mem'>--</td>
-                                 <td id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_disk'>--</td>
-                                 <td><a role="button" id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billing' data-toggle="modal" data-target='#HistoryDetailModal_{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}'>--</a> <img src='/static/img/bean.png' /></td>
-                                 <td ><a role="button" id='{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}_billingthishour' data-toggle="modal" data-target='#DetailModal_{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}'>--</a> <img src='/static/img/bean.png' /></td>
+				 <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_time'>--</td>
+                                 <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_cpu'>--</td>
+                                 <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_mem'>--</td>
+                                 <td id='{{master.split("@")[1]}}_{{ container['containername'] }}_disk'>--</td>
+                                 <td><a role="button" id='{{master.split("@")[1]}}_{{ container['containername'] }}_billing' data-toggle="modal" data-target='#HistoryDetailModal_{{master.split("@")[1]}}_{{ container['containername'] }}'>--</a> <img src='/static/img/bean.png' /></td>
+                                 <td ><a role="button" id='{{master.split("@")[1]}}_{{ container['containername'] }}_billingthishour' data-toggle="modal" data-target='#DetailModal_{{master.split("@")[1]}}_{{ container['containername'] }}'>--</a> <img src='/static/img/bean.png' /></td>
 				                         <td><a class="btn btn-info btn-xs" href='/vclusters/{{master.split("@")[0]}}/{{ clustername }}/{{ container['containername'] }}/'>Realtime</a></td>
 			     </tr>
                              {% endfor %}
@@ -417,7 +417,7 @@ function num2human(data)
 	{% for container in clusterinfo['containers'] %}
 	//url = url0 + '{{ container['containername'] }}';
 	url = "http://" + host + "/monitor/" + '{{master.split("@")[0]}}' + "/vnodes/" + '{{container["containername"]}}' ;
-	update(url,'{{master.split("@")[1]}}_{{clustername}}_{{ loop.index }}');
+	update(url,'{{master.split("@")[1]}}_{{ container['containername'] }}');
 	{% endfor %}
 	{% endfor %}
 	{% endfor %}