From: Sapan Bhatia <sapanb@cs.princeton.edu>
Date: Sat, 10 Jan 2015 04:55:54 +0000 (+0000)
Subject: Set average to zero when no statistics are returned
X-Git-Url: http://git.onelab.eu/?p=plstackapi.git;a=commitdiff_plain;h=ce5a52a46f488198102405aab5edc4425c03bca5

Set average to zero when no statistics are returned
---

diff --git a/planetstack/openstack_observer/ceilometer.py b/planetstack/openstack_observer/ceilometer.py
index 6875ae8..00c1238 100644
--- a/planetstack/openstack_observer/ceilometer.py
+++ b/planetstack/openstack_observer/ceilometer.py
@@ -77,7 +77,10 @@ def meters_to_stats(meters):
         stats['average']+=m.sum
         stats['unit'] = 'ns'
 
-    stats['average']/=len(meters)
+    if (len(meters)):
+        stats['average']/=len(meters)
+    else:
+        stats['average']=0
     return stats