Broken pipe 32 on object put_object

[Vaclav Klems]

Seems to happen on files bigger than 9MB:

File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 1829, in put_object
  response_dict=response_dict)
File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 1678, in _retry
  service_token=self.service_token, **kwargs)
File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 1307, in put_object
  conn.putrequest(path, headers=headers, data=data)
File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 449, in putrequest
  return self.request('PUT', full_path, data, headers, files)
File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 439, in request
  files=files, **self.requests_args)
File "/opt/xxx/env/lib/python2.7/site-packages/swiftclient/client.py", line 422, in _request
  return self.request_session.request(*arg, **kwarg)
File "/opt/xxx/env/lib/python2.7/site-packages/requests/sessions.py", line 508, in request
  resp = self.send(prep, **send_kwargs)
File "/opt/xxx/env/lib/python2.7/site-packages/requests/sessions.py", line 618, in send
  r = adapter.send(request, **kwargs)
File "/opt/xxx/env/lib/python2.7/site-packages/requests/adapters.py", line 490, in send
  raise ConnectionError(err, request=request)
ConnectionError(error("(32, 'EPIPE')",),)