X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=nfvbench%2Fsummarizer.py;h=752007662023cfbf5359004fdac10b2eb8a3b05c;hb=ed1df5da8e6468ec7a0e25a853fe803bfc0af3f6;hp=f03d3bc9738486ad220549eb044d8818990e1e1b;hpb=8eaf1fcc4b2b3678d62ddb081f0d912fdc92bc20;p=nfvbench.git

diff --git a/nfvbench/summarizer.py b/nfvbench/summarizer.py
index f03d3bc..7520076 100644
--- a/nfvbench/summarizer.py
+++ b/nfvbench/summarizer.py
@@ -44,7 +44,8 @@ def _annotate_chain_stats(chain_stats, nodrop_marker='=>'):
          'total': {...}
     }
 
-    In the case of shared net, some columns in packets array can have ''
+    In the case of shared net, some columns in packets array can have ''.
+    Some columns cab also be None which means the data is not available.
     """
     for stats in chain_stats.values():
         packets = stats['packets']
@@ -60,6 +61,9 @@ def _annotate_chain_stats(chain_stats, nodrop_marker='=>'):
                     # an empty string indicates an unknown counter for a shared interface
                     # do not annotate those
                     annotated_value = ''
+                elif cur_count is None:
+                    # Not available
+                    annotated_value = 'n/a'
                 else:
                     drop = cur_count - prev_count
                     if drop: