diff --git a/profiler/compare_tools/compare_backend/utils/common_func.py b/profiler/compare_tools/compare_backend/utils/common_func.py
index a3cab286e33a9d474e85d0b51023d73edc22ca56..d0692349ed56e9f0478bd500e1f56aa2b0ebe690 100644
--- a/profiler/compare_tools/compare_backend/utils/common_func.py
+++ b/profiler/compare_tools/compare_backend/utils/common_func.py
@@ -48,12 +48,12 @@ def longest_common_subsequence_matching(base_ops: list, comparison_ops: list, na
     cur_list = [0] * (base_len + 1)
 
     comparison_index = 1
-    iter_comparison_data = iter(comparison_ops)
-    for comparison_data in iter_comparison_data:
+    base_ops_name = [name_func(i) for i in base_ops]
+    comp_ops_name = [name_func(i) for i in comparison_ops]
+    for comp_op in comp_ops_name:
         base_index = 1
-        iter_base_data = iter(base_ops)
-        for base_data in iter_base_data:
-            if name_func(comparison_data) == name_func(base_data):
+        for base_op in base_ops_name:
+            if comp_op == base_op:
                 cur_list[base_index] = pre_list[base_index - 1] + 1
             else:
                 only_base = cur_list[base_index - 1]