diff --git a/bench_result b/bench_result
index 119b6eb..8786988 100644
--- a/bench_result
+++ b/bench_result
@@ -1,5 +1,16 @@
+0x00 IO performance
+    performance:
+    1000(131832 B):
+        read-write: 13.414876s
+    2000(270908 B):
+        read-write: 25.270484s
+    5000(664204 B):
+        read-write: 64.528306s
 
-0x00 IO & Computing time benchmark (with embed_rate = 0.2)
+    About 20MB/s
+
+
+0x01 IO & Computing time benchmark (with embed_rate = 0.2)
 
 (1)file sum = 100
 
@@ -340,7 +351,7 @@
 		CPU		7%
 
 
-0x01 model performance benchmark (with file sum = 5000)
+0x02 model performance benchmark (with file sum = 5000)
 
 
 
diff --git a/test/test_performance.py b/test/test_performance.py
index 29ee57a..c8ae170 100644
--- a/test/test_performance.py
+++ b/test/test_performance.py
@@ -17,9 +17,14 @@ def bench_filereading():
 
     """
     performance:
-    1000:
-    5000:
-        read-write:
+    1000(131832 B):
+        read-write: 13.414876s
+    2000(270908 B):
+        read-write: 25.270484s
+    5000(664204 B):
+        read-write: 64.528306s
+
+    About 10MB/s
     """
 
 
--
libgit2 0.21.2