diff --git a/ge/single_op/single_op_manager.cc b/ge/single_op/single_op_manager.cc
index 3cdb7f7d..fddbeec2 100644
--- a/ge/single_op/single_op_manager.cc
+++ b/ge/single_op/single_op_manager.cc
@@ -46,14 +46,14 @@ FMK_FUNC_HOST_VISIBILITY FMK_FUNC_DEV_VISIBILITY Status SingleOpManager::GetOpFr
     return ACL_ERROR_GE_MEMORY_ALLOCATION;
   }
 
-  SingleOp *op = res->GetOperator(model_data.model_data);
+  SingleOp *op = res->GetOperator(model_id);
   if (op != nullptr) {
     GELOGD("Got operator from stream cache");
     *single_op = op;
     return SUCCESS;
   }
 
-  return res->BuildOperator(model_name, model_data, single_op);
+  return res->BuildOperator(model_data, single_op, model_id);
 }
 
 FMK_FUNC_HOST_VISIBILITY FMK_FUNC_DEV_VISIBILITY Status SingleOpManager::ReleaseResource(void *stream) {
@@ -116,14 +116,14 @@ Status SingleOpManager::GetDynamicOpFromModel(const string &model_name,
     return ACL_ERROR_GE_MEMORY_ALLOCATION;
   }
 
-  DynamicSingleOp *op = res->GetDynamicOperator(model_data.model_data);
+  DynamicSingleOp *op = res->GetDynamicOperator(model_id);
   if (op != nullptr) {
     GELOGD("Got operator from stream cache");
     *single_op = op;
     return SUCCESS;
   }
 
-  return res->BuildDynamicOperator(model_name, model_data, single_op);
+  return res->BuildDynamicOperator(model_data, single_op, model_id);
 }
 
 void SingleOpManager::RegisterTilingFunc() {
diff --git a/ge/single_op/stream_resource.cc b/ge/single_op/stream_resource.cc
index a3acf6b7..21d127ec 100755
--- a/ge/single_op/stream_resource.cc
+++ b/ge/single_op/stream_resource.cc
@@ -41,7 +41,7 @@ StreamResource::~StreamResource() {
   }
 }
 
-SingleOp *StreamResource::GetOperator(const void *key) {
+SingleOp *StreamResource::GetOperator(const uint64_t key) {
   std::lock_guard<std::mutex> lk(mu_);
   auto it = op_map_.find(key);
   if (it == op_map_.end()) {
@@ -51,7 +51,7 @@ SingleOp *StreamResource::GetOperator(const void *key) {
   return it->second.get();
 }
 
-DynamicSingleOp *StreamResource::GetDynamicOperator(const void *key) {
+DynamicSingleOp *StreamResource::GetDynamicOperator(const uint64_t key) {
   std::lock_guard<std::mutex> lk(mu_);
   auto it = dynamic_op_map_.find(key);
   if (it == dynamic_op_map_.end()) {
@@ -138,11 +138,12 @@ uint8_t *StreamResource::MallocWeight(const std::string &purpose, size_t size) {
   return buffer;
 }
 
-Status StreamResource::BuildDynamicOperator(const string &model_name,
-                                            const ModelData &model_data,
-                                            DynamicSingleOp **single_op) {
+Status StreamResource::BuildDynamicOperator(const ModelData &model_data,
+                                            DynamicSingleOp **single_op,
+                                            const uint64_t model_id) {
+  const string &model_name = std::to_string(model_id);
   std::lock_guard<std::mutex> lk(mu_);
-  auto it = dynamic_op_map_.find(model_data.model_data);
+  auto it = dynamic_op_map_.find(model_id);
   if (it != dynamic_op_map_.end()) {
     *single_op = it->second.get();
     return SUCCESS;
@@ -162,13 +163,14 @@ Status StreamResource::BuildDynamicOperator(const string &model_name,
   GE_CHK_STATUS_RET(model.BuildDynamicOp(*this, *new_op),
                     "Build op failed. op = %s, ret = %u", model_name.c_str(), ret);
   *single_op = new_op.get();
-  dynamic_op_map_[model_data.model_data] = std::move(new_op);
+  dynamic_op_map_[model_id] = std::move(new_op);
   return SUCCESS;
 }
 
-Status StreamResource::BuildOperator(const string &model_name, const ModelData &model_data, SingleOp **single_op) {
+Status StreamResource::BuildOperator(const ModelData &model_data, SingleOp **single_op, const uint64_t model_id) {
+  const string &model_name = std::to_string(model_id);
   std::lock_guard<std::mutex> lk(mu_);
-  auto it = op_map_.find(model_data.model_data);
+  auto it = op_map_.find(model_id);
   if (it != op_map_.end()) {
     *single_op = it->second.get();
     return SUCCESS;
@@ -191,7 +193,7 @@ Status StreamResource::BuildOperator(const string &model_name, const ModelData &
   GE_CHK_STATUS_RET(model.BuildOp(*this, *new_op), "Build op failed. op = %s, ret = %u", model_name.c_str(), ret);
 
   *single_op = new_op.get();
-  op_map_[model_data.model_data] = std::move(new_op);
+  op_map_[model_id] = std::move(new_op);
   return SUCCESS;
 }
 
diff --git a/ge/single_op/stream_resource.h b/ge/single_op/stream_resource.h
index d2c1ca36..73a6231b 100755
--- a/ge/single_op/stream_resource.h
+++ b/ge/single_op/stream_resource.h
@@ -40,11 +40,11 @@ class StreamResource {
   rtStream_t GetStream() const;
   void SetStream(rtStream_t stream);
 
-  SingleOp *GetOperator(const void *key);
-  DynamicSingleOp *GetDynamicOperator(const void *key);
+  SingleOp *GetOperator(const uint64_t key);
+  DynamicSingleOp *GetDynamicOperator(const uint64_t key);
 
-  Status BuildOperator(const std::string &model_name, const ModelData &model_data, SingleOp **single_op);
-  Status BuildDynamicOperator(const std::string &model_name, const ModelData &model_data, DynamicSingleOp **single_op);
+  Status BuildOperator(const ModelData &model_data, SingleOp **single_op, const uint64_t model_id);
+  Status BuildDynamicOperator(const ModelData &model_data, DynamicSingleOp **single_op, const uint64_t model_id);
 
   uint8_t *MallocMemory(const std::string &purpose, size_t size, bool holding_lock = true);
   uint8_t *MallocWeight(const std::string &purpose, size_t size);
@@ -60,8 +60,8 @@ class StreamResource {
   size_t max_memory_size_ = 0;
   std::vector<uint8_t *> memory_list_;
   std::vector<uint8_t *> weight_list_;
-  std::unordered_map<const void *, std::unique_ptr<SingleOp>> op_map_;
-  std::unordered_map<const void *, std::unique_ptr<DynamicSingleOp>> dynamic_op_map_;
+  std::unordered_map<uint64_t, std::unique_ptr<SingleOp>> op_map_;
+  std::unordered_map<uint64_t, std::unique_ptr<DynamicSingleOp>> dynamic_op_map_;
   rtStream_t stream_ = nullptr;
   std::mutex mu_;
   std::mutex stream_mu_;
diff --git a/tests/ut/ge/single_op/stream_resource_unittest.cc b/tests/ut/ge/single_op/stream_resource_unittest.cc
index b7306815..8a5124ef 100644
--- a/tests/ut/ge/single_op/stream_resource_unittest.cc
+++ b/tests/ut/ge/single_op/stream_resource_unittest.cc
@@ -58,6 +58,18 @@ TEST_F(UtestStreamResource, test_malloc_memory) {
   ASSERT_NE(res.MallocMemory(purpose, 100), nullptr);
 }
 
+TEST_F(UtestStreamResource, test_malloc_memory) {
+  StreamResource res((uintptr_t)1);
+  ModelData model_data;
+  SingleOp *single_op = nullptr;
+  DynamicSingleOp *dynamic_single_op = nullptr;
+  res.op_map_[0] = &single_op;
+  res.dynamic_op_map_[1] = &dynamic_single_op;
+
+  ASSERT_EQ(res.BuildOperator(model_data, &single_op, 0), SUCCESS);
+  ASSERT_EQ(res.BuildDynamicOperator(model_data, &dynamic_single_op, 1), SUCCESS);
+}
+
 /*
 TEST_F(UtestStreamResource, test_do_malloc_memory) {
   size_t max_allocated = 0;