diff --git a/python/examples/bert/benchmark.sh b/python/examples/bert/benchmark.sh
index 9a2fa2d8f3440cf8f7dd1bf69707b8e0414c703e..10e6fb8f867b909ef217bbf50dfbfd929c4b2770 100644
--- a/python/examples/bert/benchmark.sh
+++ b/python/examples/bert/benchmark.sh
@@ -2,6 +2,6 @@ rm profile_log
 for thread_num in 1 4 8 12 16 20 24
 do
     $PYTHONROOT/bin/python benchmark.py serving_client_conf/serving_client_conf.prototxt data.txt $thread_num $batch_size > profile 2>&1
-    $PYTHONROOT/bin/python ../imdb/show_profile.py profile $thread_num >> profile_log
+    $PYTHONROOT/bin/python ../util/show_profile.py profile $thread_num >> profile_log
     tail -n 1 profile >> profile_log
 done
diff --git a/python/examples/bert/benchmark_batch.sh b/python/examples/bert/benchmark_batch.sh
index 31965cf53c8afd9591ecf570994c3c60653e9962..2f9fa4d1002837cb4313332331ea66460f6c411d 100644
--- a/python/examples/bert/benchmark_batch.sh
+++ b/python/examples/bert/benchmark_batch.sh
@@ -3,6 +3,6 @@ thread_num=1
 for batch_size in 1 4 8 16 32 64 128 256
 do
     $PYTHONROOT/bin/python benchmark_batch.py serving_client_conf/serving_client_conf.prototxt data.txt $thread_num $batch_size > profile 2>&1
-    $PYTHONROOT/bin/python ../imdb/show_profile.py profile $thread_num >> profile_log
+    $PYTHONROOT/bin/python ../util/show_profile.py profile $thread_num >> profile_log
     tail -n 1 profile >> profile_log
 done
diff --git a/python/examples/imdb/show_profile.py b/python/examples/util/show_profile.py
similarity index 100%
rename from python/examples/imdb/show_profile.py
rename to python/examples/util/show_profile.py
diff --git a/python/examples/util/timeline_trace.py b/python/examples/util/timeline_trace.py
new file mode 100644
index 0000000000000000000000000000000000000000..e8bffedfbde3d0ff00d398172303da6d91d04b61
--- /dev/null
+++ b/python/examples/util/timeline_trace.py
@@ -0,0 +1,46 @@
+#coding=utf-8
+import json
+import sys
+
+profile_file = sys.argv[1]
+
+
+def prase(line, counter):
+    event_list = line.split(" ")
+    trace_list = []
+    for event in event_list:
+        name, ts = event.split(":")
+        name_list = name.split("_")
+        ph = "B" if (name_list[-1] == "0") else "E"
+        if len(name_list) == 2:
+            name = name_list[0]
+        else:
+            name = name_list[0] + "_" + name_list[1]
+        event_dict = {}
+        event_dict["name"] = name
+        event_dict["tid"] = 0
+        event_dict["pid"] = 0
+        event_dict["ts"] = ts
+        event_dict["ph"] = ph
+
+        trace_list.append(event_dict)
+    return trace_list
+
+
+if __name__ == "__main__":
+    profile_file = sys.argv[1]
+    trace_file = sys.argv[2]
+    all_list = []
+    counter = 0
+    with open(profile_file) as f:
+        for line in f.readlines():
+            line = line.strip().split("\t")
+            if line[0] == "PROFILE":
+                trace_list = prase(line[1], counter)
+                counter += 1
+                for trace in trace_list:
+                    all_list.append(trace)
+
+    trace = json.dumps(all_list, indent=2, separators=(',', ':'))
+    with open(trace_file, "w") as f:
+        f.write(trace)