diff --git a/com.code-philosophy.obfuz/Editor/Obfuscator.cs b/com.code-philosophy.obfuz/Editor/Obfuscator.cs
index ecb1a55..c19ed3a 100644
--- a/com.code-philosophy.obfuz/Editor/Obfuscator.cs
+++ b/com.code-philosophy.obfuz/Editor/Obfuscator.cs
@@ -90,14 +90,17 @@ namespace Obfuz
 
         public void Run()
         {
-            Debug.Log($"Obfuscator Run. begin");
+            Debug.Log($"Obfuscator begin");
+            var sw = new System.Diagnostics.Stopwatch();
+            sw.Start();
             FileUtil.RecreateDir(_coreSettings.obfuscatedAssemblyOutputPath);
             FileUtil.RecreateDir(_coreSettings.obfuscatedAssemblyTempOutputPath);
             RunPipeline(_pipeline1);
             _assemblyResolver.InsertFirst(new PathAssemblyResolver(_coreSettings.obfuscatedAssemblyTempOutputPath));
             RunPipeline(_pipeline2);
             FileUtil.CopyDir(_coreSettings.obfuscatedAssemblyTempOutputPath, _coreSettings.obfuscatedAssemblyOutputPath, true);
-            Debug.Log($"Obfuscator Run. end");
+            sw.Stop();
+            Debug.Log($"Obfuscator end. cost time: {sw.ElapsedMilliseconds} ms");
         }
 
         private void RunPipeline(Pipeline pipeline)
diff --git a/com.code-philosophy.obfuz/Editor/Pipeline.cs b/com.code-philosophy.obfuz/Editor/Pipeline.cs
index 9e92d46..249ce8e 100644
--- a/com.code-philosophy.obfuz/Editor/Pipeline.cs
+++ b/com.code-philosophy.obfuz/Editor/Pipeline.cs
@@ -1,5 +1,6 @@
 using Obfuz.ObfusPasses;
 using System.Collections.Generic;
+using System.Diagnostics;
 
 namespace Obfuz
 {
@@ -34,9 +35,13 @@ namespace Obfuz
 
         public void Run()
         {
+            var sw = new Stopwatch();
             foreach (var pass in _passes)
             {
+                sw.Restart();
                 pass.Process();
+                sw.Stop();
+                UnityEngine.Debug.Log($"Pass: {pass.GetType().Name} process cost time: {sw.ElapsedMilliseconds}ms");
             }
         }
     }