diff --git a/paddle/fluid/framework/details/multi_devices_graph_pass.cc b/paddle/fluid/framework/details/multi_devices_graph_pass.cc
index 250e093a5f789dba6b06df4889c060c294d469fe..8f319116ab80b75c624f35b0e1315e7362e88d9a 100644
--- a/paddle/fluid/framework/details/multi_devices_graph_pass.cc
+++ b/paddle/fluid/framework/details/multi_devices_graph_pass.cc
@@ -127,6 +127,9 @@ static const char kLocalScopes[] = "local_scopes";
 static const char kStrategy[] = "strategy";
 
 void MultiDevSSAGraphBuilder::Init() const {
+  all_vars_.clear();
+  balance_vars_.clear();
+
   loss_var_name_ = Get<const std::string>(kLossVarName);
   places_ = Get<const std::vector<platform::Place>>(kPlaces);
   local_scopes_ = Get<const std::vector<Scope *>>(kLocalScopes);
diff --git a/paddle/fluid/framework/details/multi_devices_graph_pass.h b/paddle/fluid/framework/details/multi_devices_graph_pass.h
index 1ca8c4b855f9468589e537245380451a91a50b14..47aaa80f4d66a48b729d0638badcab885a50585c 100644
--- a/paddle/fluid/framework/details/multi_devices_graph_pass.h
+++ b/paddle/fluid/framework/details/multi_devices_graph_pass.h
@@ -40,12 +40,6 @@ class MultiDevSSAGraphBuilder : public ir::Pass {
                          size_t device_id) const;
   void Init() const;
 
- private:
-  mutable std::string loss_var_name_;
-  mutable std::vector<platform::Place> places_;
-  mutable std::vector<Scope *> local_scopes_;
-  mutable std::unordered_set<std::string> grad_names_;
-
 #ifdef PADDLE_WITH_CUDA
   mutable platform::NCCLContextMap *nccl_ctxs_;
 #endif
@@ -95,13 +89,17 @@ class MultiDevSSAGraphBuilder : public ir::Pass {
   size_t GetAppropriateDeviceID(
       const std::vector<std::string> &var_names) const;
 
- private:
+  void SetCommunicationContext(OpHandleBase *op_handle,
+                               const platform::Place &p) const;
+
+  mutable std::string loss_var_name_;
+  mutable std::vector<platform::Place> places_;
+  mutable std::vector<Scope *> local_scopes_;
+  mutable std::unordered_set<std::string> grad_names_;
+
   mutable BuildStrategy strategy_;
   mutable std::unordered_map<std::string, VarDesc *> all_vars_;
   mutable std::vector<int64_t> balance_vars_;
-
-  void SetCommunicationContext(OpHandleBase *op_handle,
-                               const platform::Place &p) const;
 };
 }  // namespace details
 }  // namespace framework