Commit 91de7d41 by Bach Dániel

Merge branch 'fix-network-graph' into 'master'

fix issue #407 (Network graph error for VMs without network) 

See merge request !327
parents d4205acc 626244ad
......@@ -212,7 +212,7 @@ class VmNetwork(object):
', 10), "in - %s (bits/s)")' % (
return 'group(%s)' % ','.join(metrics)
return 'group(%s)' % ','.join(metrics) if metrics else None
register_graph(VmNetwork, 'network', VmGraphView)
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