Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/rally/task/runner.py", line 64, in _run_scenario_once
    getattr(scenario_inst, method_name)(**kwargs)
  File "/usr/lib/python2.7/site-packages/rally/plugins/openstack/scenarios/neutron/network.py", line 217, in create_and_delete_routers_small
    router = self._create_router(router_create_args or {})
  File "/usr/lib/python2.7/site-packages/rally/task/atomic.py", line 84, in func_atomic_actions
    f = func(self, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/rally/plugins/openstack/scenarios/neutron/utils.py", line 169, in _create_router
    {"router": router_create_args})
  File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 712, in create_router
    return self.post(self.routers_path, body=body)
  File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 347, in post
    headers=headers, params=params)
  File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 270, in do_request
    resp, replybody = self.httpclient.do_request(action, method, body=body)
  File "/usr/lib/python2.7/site-packages/neutronclient/client.py", line 170, in do_request
    **kwargs)
  File "/usr/lib/python2.7/site-packages/neutronclient/client.py", line 106, in _cs_request
    raise exceptions.ConnectionFailed(reason=e)
ConnectionFailed: Connection to neutron failed: ('Connection aborted.', BadStatusLine("''",))