Traceback (most recent call last):
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 1537, in wrapper
    errors = func(*args, **kwargs)
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 1653, in check_cassandra_keyspace_replication
    temp_cluster.shutdown()
  File "cassandra/cluster.py", line 1809, in cassandra.cluster.Cluster.shutdown
  File "cassandra/cluster.py", line 3206, in cassandra.cluster.Session.shutdown
  File "cassandra/pool.py", line 538, in cassandra.pool.HostConnection.shutdown
  File "/usr/local/lib64/python3.6/site-packages/cassandra/io/geventreactor.py", line 88, in close
    log.debug("Closing connection (%s) to %s" % (id(self), self.endpoint))
  File "cassandra/connection.py", line 212, in cassandra.connection.DefaultEndPoint.__str__
TypeError: %d format: a number is required, not str

Traceback (most recent call last):
  File "/usr/local/bin/db-manage", line 8, in <module>
    sys.exit(main())
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 3442, in main
    return globals()['db_%s' % (verb)](args, api_args)
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 3349, in db_check
    db_checker.check_cassandra_keyspace_replication()
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 1537, in wrapper
    errors = func(*args, **kwargs)
  File "/usr/local/lib/python3.6/site-packages/vnc_cfg_api_server/db_manage.py", line 1653, in check_cassandra_keyspace_replication
    temp_cluster.shutdown()
  File "cassandra/cluster.py", line 1809, in cassandra.cluster.Cluster.shutdown
  File "cassandra/cluster.py", line 3206, in cassandra.cluster.Session.shutdown
  File "cassandra/pool.py", line 538, in cassandra.pool.HostConnection.shutdown
  File "/usr/local/lib64/python3.6/site-packages/cassandra/io/geventreactor.py", line 88, in close
    log.debug("Closing connection (%s) to %s" % (id(self), self.endpoint))
  File "cassandra/connection.py", line 212, in cassandra.connection.DefaultEndPoint.__str__
TypeError: %d format: a number is required, not str

Traceback (most recent call last):
  File "/contrail-test/tcutils/wrappers.py", line 80, in wrapper
    result = function(self, *args, **kwargs)
  File "/contrail-test/serial_scripts/RR/test_rr.py", line 53, in test_process_restart_with_rr_set
    vm1_fixture = self.create_vm(vn1_fixture, vn1_vm1_name)
  File "/contrail-test/serial_scripts/RR/base.py", line 60, in create_vm
    *args, **kwargs))
  File "/usr/local/lib/python3.6/site-packages/testtools/testcase.py", line 756, in useFixture
    reraise(*exc_info)
  File "/usr/local/lib/python3.6/site-packages/testtools/_compat3x.py", line 16, in reraise
    raise exc_obj.with_traceback(exc_tb)
  File "/usr/local/lib/python3.6/site-packages/testtools/testcase.py", line 731, in useFixture
    fixture.setUp()
  File "/contrail-test/fixtures/vm_test.py", line 188, in setUp
    self.create()
  File "/contrail-test/fixtures/vm_test.py", line 240, in create
    fixed_ips=self.fixed_ips)
  File "/contrail-test/fixtures/openstack.py", line 118, in create_vm
    return self.nova_h.create_vm(vm_name=vm_name, image_name=image_name, vn_ids=vn_ids, **kwargs)
  File "/contrail-test/fixtures/nova_test.py", line 577, in create_vm
    image = self.get_image(image_name=image_name)
  File "/contrail-test/fixtures/nova_test.py", line 198, in get_image
    self._install_image(image_name=image_name)
  File "/contrail-test/fixtures/nova_test.py", line 338, in _install_image
    return self.copy_and_glance(build_path, image_name, params)
  File "/contrail-test/fixtures/nova_test.py", line 407, in copy_and_glance
    image_id = self.glance_h.create_image(generic_image_name, image_path_real, **params)
  File "/contrail-test/fixtures/glance_test.py", line 50, in create_image
    self.upload_image(obj['id'], filename)
  File "/contrail-test/fixtures/glance_test.py", line 54, in upload_image
    self.obj.images.upload(uuid, open(filename, 'rb'))
FileNotFoundError: [Errno 2] No such file or directory: '/contrail-test/images/ubuntu.vmdk'