diff --git a/debug/accuracy_tools/api_accuracy_checker/common/utils.py b/debug/accuracy_tools/api_accuracy_checker/common/utils.py
index 988bcaa8f040502ce04804f828fc7a43f4678fd3..167437da9d2a950d3e0ebdc834f8062902e18b80 100644
--- a/debug/accuracy_tools/api_accuracy_checker/common/utils.py
+++ b/debug/accuracy_tools/api_accuracy_checker/common/utils.py
@@ -83,7 +83,7 @@ class Const:
     }
 
     CONVERT_API = {
-        "fp16_to_fp32": ["conv2d", "batch_norm", "relu", "max_pool2d", "interpolate", "group_norm"]
+        "fp16_to_fp32": ["conv2d", "batch_norm", "relu", "max_pool2d", "interpolate", "group_norm", "layer_norm", "bmm", "tanh",  "cross_entropy", "linear", "numel"]
     }
 
 class CompareConst:
diff --git a/debug/accuracy_tools/api_accuracy_checker/dump/api_info.py b/debug/accuracy_tools/api_accuracy_checker/dump/api_info.py
index d33ed21d8134afc0a8e90453754dd53da38899eb..5d7fb97e27620a700fe7fc47b34c25a28213face 100644
--- a/debug/accuracy_tools/api_accuracy_checker/dump/api_info.py
+++ b/debug/accuracy_tools/api_accuracy_checker/dump/api_info.py
@@ -9,11 +9,13 @@ from api_accuracy_checker.common.config import msCheckerConfig
 from api_accuracy_checker.dump.utils import write_npy
 
 class APIInfo:
-    def __init__(self, api_name):
+    def __init__(self, api_name, is_forward):
         self.rank = os.getpid()
         self.api_name = api_name
         self.save_real_data = msCheckerConfig.real_data
         self.torch_object_key = {'device' : self.analyze_device_in_kwargs, 'dtype' : self.analyze_dtype_in_kwargs}
+        self.is_forward = is_forward
+        self.args_num = 0
         
     def analyze_element(self, element):
         if isinstance(element, (list, tuple)):
@@ -55,8 +57,15 @@ class APIInfo:
             
         else:
             dump_path = msCheckerConfig.dump_path
-            real_data_path = os.path.join(dump_path, 'real_data')
-            file_path = os.path.join(real_data_path, self.api_name)
+            api_args = self.api_name + '*' + str(self.args_num)
+            if self.is_forward:
+                forward_real_data_path = os.path.join(dump_path, 'forward_real_data')
+
+                file_path = os.path.join(forward_real_data_path, f'{api_args}.npy')
+            else:
+                backward_real_data_path = os.path.join(dump_path, 'backward_real_data')
+                file_path = os.path.join(backward_real_data_path, f'{api_args}.npy')
+            self.args_num += 1
             npy_path = write_npy(file_path, arg.contiguous().cpu().detach().numpy())
             single_arg.update({'type' : 'torch.Tensor'})
             single_arg.update({'datapath' : npy_path})
@@ -125,7 +134,7 @@ class APIInfo:
 
 class ForwardAPIInfo(APIInfo):
     def __init__(self, name, args, kwargs):
-        super().__init__(name)
+        super().__init__(name, is_forward=True)
         self.analyze_api_input(args, kwargs)
         self.analyze_api_call_stack() 
     
@@ -147,7 +156,7 @@ class ForwardAPIInfo(APIInfo):
 
 class BackwardAPIInfo(APIInfo):
     def __init__(self, name, grads):
-        super().__init__(name)
+        super().__init__(name, is_forward=False)
         self.analyze_api_input(grads)
     
     def analyze_api_input(self, grads):
diff --git a/debug/accuracy_tools/api_accuracy_checker/dump/info_dump.py b/debug/accuracy_tools/api_accuracy_checker/dump/info_dump.py
index 1914b27d8d7e029081e1e0515d1220d51b4e0683..7790518399e3848d8856b479caae7d6ec3939801 100644
--- a/debug/accuracy_tools/api_accuracy_checker/dump/info_dump.py
+++ b/debug/accuracy_tools/api_accuracy_checker/dump/info_dump.py
@@ -53,8 +53,19 @@ def initialize_output_json():
     check_file_or_directory_path(dump_path,True)
     files = ['forward_info.json', 'backward_info.json', 'stack_info.json']
     if msCheckerConfig.real_data:
-        real_data_path = os.path.join(dump_path, 'real_data')
-        check_file_or_directory_path(real_data_path, True)
+        forward_real_data_path = os.path.join(dump_path, 'forward_real_data')
+        if os.path.exists(forward_real_data_path):
+            raise ValueError(f"file {forward_real_data_path} already exists, please remove it first")
+        else:
+            os.mkdir(forward_real_data_path, mode = 0o750)
+        check_file_or_directory_path(forward_real_data_path, True)
+
+        backward_real_data_path = os.path.join(dump_path, 'backward_real_data')
+        if os.path.exists(backward_real_data_path):
+            raise ValueError(f"file {backward_real_data_path} already exists, please remove it first")
+        else:
+            os.mkdir(backward_real_data_path, mode = 0o750)
+        check_file_or_directory_path(backward_real_data_path, True)
     for file in files:
         file_path = os.path.join(dump_path, file)
         if os.path.exists(file_path):