diff --git a/ge/graph/load/model_manager/davinci_model.cc b/ge/graph/load/model_manager/davinci_model.cc
index 7d82879f..87e0c6f2 100755
--- a/ge/graph/load/model_manager/davinci_model.cc
+++ b/ge/graph/load/model_manager/davinci_model.cc
@@ -4365,7 +4365,7 @@ void DavinciModel::SetDataDumperArgs(const ComputeGraphPtr &graph, const map<str
   data_dumper_.SetDeviceId(device_id);
 
   if (known_node_) {
-    data_dumper_.SetLoopAddr(known_shape_global_step_, nullptr, nullptr);
+    data_dumper_.SetLoopAddr(global_step_addr_, nullptr, nullptr);
   } else {
     // set loop count addr
     auto get_var_addr = [&](const string &name) -> void *{
diff --git a/ge/graph/load/model_manager/davinci_model.h b/ge/graph/load/model_manager/davinci_model.h
index daf0c7e6..6cb79804 100755
--- a/ge/graph/load/model_manager/davinci_model.h
+++ b/ge/graph/load/model_manager/davinci_model.h
@@ -499,10 +499,6 @@ class DavinciModel {
     return exception_dumper_.DumpExceptionInfo(exception_infos);
   }
 
-  void SetKnownShapeGlobalStep(void *global_step) {
-    known_shape_global_step_ = global_step;
-  }
-
   void DumperShrink() {
     data_dumper_.DumpShrink();
   }
@@ -1109,9 +1105,6 @@ class DavinciModel {
   vector<InputOutputDescInfo> output_descs_;
   vector<uint32_t> output_formats_;
 
-  // known shape node for dump
-  void *known_shape_global_step_;
-
   // op name to attrs mapping
   std::map<std::string, std::map<std::string, std::vector<std::string>>> op_name_to_attrs_;
 };
diff --git a/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.cc b/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.cc
index b903f6af..c8ebd160 100755
--- a/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.cc
+++ b/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.cc
@@ -145,8 +145,6 @@ Status KnownNodeTask::InitDavinciModel(const HybridModel &model, TensorBuffer *w
   auto dump_properties = DumpManager::GetInstance().GetDumpProperties(model.GetSessionId());
   if (dump_properties.IsDumpOpen() || dump_properties.IsOpDebugOpen()) {
     davinci_model_->SetDumpProperties(dump_properties);
-    void *global_step = model.GetGlobalStep();
-    davinci_model_->SetKnownShapeGlobalStep(global_step);
   }
 
   void *weight = nullptr;
@@ -182,7 +180,7 @@ Status KnownNodeExecutor::PrepareTask(NodeTask &task, TaskContext &context) cons
   return SUCCESS;
 }
 
-void KnownNodeExecutor::SettingDaviciModel(const HybridModel &model, const NodePtr &node,
+void KnownNodeExecutor::SetDaviciModel(const HybridModel &model, const NodePtr &node,
                                            std::shared_ptr<DavinciModel> &davinci_model) const {
   // set known node flag as true
   davinci_model->SetKnownNode(true);
@@ -190,6 +188,7 @@ void KnownNodeExecutor::SettingDaviciModel(const HybridModel &model, const NodeP
   davinci_model->SetDumpModelName(model.GetModelName());
   davinci_model->SetOmName(model.GetOmName());
   TensorValue *global_step_var = model.GetVariable(NODE_NAME_GLOBAL_STEP);
+  GE_CHECK_NOTNULL(global_step_var);
   davinci_model->SetGlobalStep(global_step_var->MutableData());
   // set model id as root node's node id
   davinci_model->SetSubModelId(node->GetOpDesc()->GetId());
@@ -212,7 +211,7 @@ Status KnownNodeExecutor::LoadTask(const HybridModel &model, const NodePtr &node
   std::shared_ptr<DavinciModel> davinci_model = MakeShared<DavinciModel>(0, nullptr);
   GE_CHECK_NOTNULL(davinci_model);
 
-  SettingDaviciModel(model, node, davinci_model);
+  SetDaviciModel(model, node, davinci_model);
   GELOGD("KnownNodeExecutor::LoadTask node id %ld.", node->GetOpDesc()->GetId());
 
   GE_CHK_STATUS_RET(davinci_model->Assign(ge_model),
diff --git a/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.h b/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.h
index 475feeb1..2d51db58 100644
--- a/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.h
+++ b/ge/hybrid/node_executor/compiledsubgraph/known_node_executor.h
@@ -59,7 +59,7 @@ class KnownNodeExecutor : public NodeExecutor {
                                  const NodePtr &node,
                                  GeModelPtr &ge_model,
                                  ComputeGraphPtr &graph);
-  void SettingDaviciModel(const HybridModel &model, const NodePtr &node,
+  void SetDaviciModel(const HybridModel &model, const NodePtr &node,
                           std::shared_ptr<DavinciModel> &davinci_model) const;
 };
 }  // namespace hybrid