diff --git a/core/predictor/framework/resource.cpp b/core/predictor/framework/resource.cpp
index 07010ac82cfa9f1b1319beb3480a2faaca856ecb..d3175f819c0567f688e1d40cd1d584baa03bcaca 100644
--- a/core/predictor/framework/resource.cpp
+++ b/core/predictor/framework/resource.cpp
@@ -144,14 +144,17 @@ int Resource::initialize(const std::string& path, const std::string& file) {
     return -1;
   }
   // init rocksDB or cube instance
-  if (resource_conf.has_cube_config_file() && resource_conf.has_cube_config_path()) {
+  if (resource_conf.has_cube_config_file() &&
+      resource_conf.has_cube_config_path()) {
     LOG(INFO) << "init cube client, path[ " << resource_conf.cube_config_path()
-      << " ], config file [ " << resource_conf.cube_config_file() << " ].";
-    rec::mcube::CubeAPI *cube = rec::mcube::CubeAPI::instance();
-    std::string cube_config_fullpath = "./" + resource_conf.cube_config_path() +"/" + resource_conf.cube_config_file();
+              << " ], config file [ " << resource_conf.cube_config_file()
+              << " ].";
+    rec::mcube::CubeAPI* cube = rec::mcube::CubeAPI::instance();
+    std::string cube_config_fullpath = "./" + resource_conf.cube_config_path() +
+                                       "/" + resource_conf.cube_config_file();
     this->cube_config_fullpath = cube_config_fullpath;
   }
-  
+
   if (db.get() == nullptr) {
     db = RocksDBWrapper::RocksDBWrapperFactory("kvdb");
   }
@@ -166,7 +169,7 @@ int Resource::general_model_initialize(const std::string& path,
   // TODO: add serving dist op detection, if true, add cube instance init.
   if (this->cube_config_fullpath.size() != 0) {
     LOG(INFO) << "init cube by config file : " << this->cube_config_fullpath;
-    rec::mcube::CubeAPI *cube = rec::mcube::CubeAPI::instance();
+    rec::mcube::CubeAPI* cube = rec::mcube::CubeAPI::instance();
     cube->init(this->cube_config_fullpath.c_str());
   }
   VLOG(2) << "general model path: " << path;
@@ -211,13 +214,10 @@ int Resource::general_model_initialize(const std::string& path,
   for (int i = 0; i < feed_var_num; ++i) {
     _config->_feed_name[i] = model_config.feed_var(i).name();
     _config->_feed_alias_name[i] = model_config.feed_var(i).alias_name();
-    VLOG(2) << "feed var[" << i << "]: "
-            << _config->_feed_name[i];
-    VLOG(2) << "feed var[" << i << "]: "
-            << _config->_feed_alias_name[i];
+    VLOG(2) << "feed var[" << i << "]: " << _config->_feed_name[i];
+    VLOG(2) << "feed var[" << i << "]: " << _config->_feed_alias_name[i];
     _config->_feed_type[i] = model_config.feed_var(i).feed_type();
-    VLOG(2) << "feed type[" << i << "]: "
-            << _config->_feed_type[i];
+    VLOG(2) << "feed type[" << i << "]: " << _config->_feed_type[i];
 
     if (model_config.feed_var(i).is_lod_tensor()) {
       VLOG(2) << "var[" << i << "] is lod tensor";