diff --git a/tools/check_ctest_hung.py b/tools/check_ctest_hung.py
new file mode 100644
index 0000000000000000000000000000000000000000..7de76c381b29a1ff8dcf2167f0e861dc261aa47b
--- /dev/null
+++ b/tools/check_ctest_hung.py
@@ -0,0 +1,53 @@
+# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import sys
+import re
+
+
+def escape(input):
+    o = input.replace("\n", "")
+    o = o.replace("\r", "")
+    return o
+
+
+def main():
+    usage = """Usage:
+1. Download the Paddle_PR_CI_*.log from TeamCity
+2. run: python check_ctest_hung.py Paddle_PR_CI_*.log
+3. If there is hung ctest, the result likes:
+Diff:  set(['test_parallel_executor_crf'])
+    """
+    if len(sys.argv) < 2:
+        print(usage)
+        exit(0)
+
+    logfile = sys.argv[1]
+    started = set()
+    passed = set()
+    with open(logfile, "r") as fn:
+        for l in fn.readlines():
+            if l.find("Test ") != -1 and \
+                l.find("Passed") != -1:
+                m = re.search("Test\s+#[0-9]*\:\s([a-z0-9_]+)", escape(l))
+                passed.add(m.group(1))
+            if l.find("Start ") != -1:
+                start_parts = escape(l).split(" ")
+                m = re.search("Start\s+[0-9]+\:\s([a-z0-9_]+)", escape(l))
+                started.add(m.group(1))
+    print "Diff: ", started - passed
+
+
+if __name__ == "__main__":
+    main()