diff --git a/telegraf/files/script/check_ovs_arping.py b/telegraf/files/script/check_ovs_arping.py
index efc78a0..5a21f00 100644
--- a/telegraf/files/script/check_ovs_arping.py
+++ b/telegraf/files/script/check_ovs_arping.py
@@ -10,6 +10,7 @@
 import socket
 import struct
 import subprocess
+import sys
 import time
 
 import requests
@@ -352,5 +353,7 @@
     try:
         gather()
         print "instance_arping check_up=1"
-    except Exception:
+    except Exception as e:
         print "instance_arping check_up=0"
+        sys.stderr.write(str(e))
+        sys.exit(1)