Gatling tests: 'osd pool create' terminated because of timeout (30 sec)

ERROR [0.000s]: setUpClass (rbd.test_rbd_create.RbdCreateDataPoolTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/jenkins/workspace/workspace/oa-test-gui-pr-sle-1/openattic/gatling/rbd/scenarios.py", line 31, in setUpClass
    cls.replicated_pool_1 = cls.create_test_pool('gatling_pool_replicated_1', 'replicated')
  File "/home/jenkins/workspace/workspace/oa-test-gui-pr-sle-1/openattic/gatling/rbd/scenarios.py", line 64, in create_test_pool
    res = cls.send_ceph_request('POST', cls.fsid, 'pools', data=pool_data)
  File "/home/jenkins/workspace/workspace/oa-test-gui-pr-sle-1/openattic/gatling/testcase.py", line 376, in send_ceph_request
    res = cls._do_request(method, url, headers, data=data)
  File "/home/jenkins/workspace/workspace/oa-test-gui-pr-sle-1/openattic/gatling/testcase.py", line 344, in _do_request
    request=e.request)
requests.exceptions.HTTPError: 500 Server Error: INTERNAL SERVER ERROR for url: http://<oa-host>/openattic/api/ceph/a326aceb-2e98-35c0-9fac-000f3c4a1cc7/pools content: {"detail": "Command 'osd pool create' terminated because of timeout (30 sec)."}

2017-12-22 13:37:15,246 3491 mod_wsgi INFO ceph_radosgw.rgw_client#_load_settings - Using DeepSea RGW settings to connect to RGW REST API
2017-12-22 13:37:15,246 3491 mod_wsgi INFO ceph_radosgw.rgw_client#_load_settings - Creating new connection for user: admin
2017-12-22 13:37:45,686 3491 mod_wsgi ERROR ceph.librados#undo_transaction - Will now undo steps performed.
Traceback (most recent call last):
  File "/srv/openattic/backend/ceph/librados.py", line 490, in undo_transaction
    yield undo_context
  File "/srv/openattic/backend/ceph/models.py", line 440, in save
    None)
  File "/srv/openattic/backend/ceph/librados.py", line 461, in wrapper
    ret = next(runner)
  File "/srv/openattic/backend/ceph/librados.py", line 641, in osd_pool_create
    output_format='string')
  File "/srv/openattic/backend/ceph/librados.py", line 1059, in _call_mon_command
    timeout)
  File "/srv/openattic/backend/ceph/librados.py", line 439, in call_librados
    return run_in_external_process(with_client, cmd_name, timeout)
  File "/srv/openattic/backend/utilities.py", line 170, in run_in_external_process
    'Command \'{}\' terminated because of timeout ({} sec).'.format(cmd_name, timeout))
ExternalCommandError: Command 'osd pool create' terminated because of timeout (30 sec).
2017-12-22 13:37:45,688 3491 mod_wsgi ERROR exception#custom_handler - Internal Server Error: None
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/rest_framework/views.py", line 400, in dispatch
    response = handler(request, *args, **kwargs)
  File "/usr/lib/python2.7/site-packages/rest_framework/mixins.py", line 54, in create
    self.object = serializer.save(force_insert=True)
  File "/usr/lib/python2.7/site-packages/rest_framework/serializers.py", line 599, in save
    self.save_object(self.object, **kwargs)
  File "/usr/lib/python2.7/site-packages/rest_framework/serializers.py", line 1041, in save_object
    obj.save(**kwargs)
  File "/srv/openattic/backend/ceph/models.py", line 440, in save
    None)
  File "/srv/openattic/backend/ceph/librados.py", line 461, in wrapper
    ret = next(runner)
  File "/srv/openattic/backend/ceph/librados.py", line 641, in osd_pool_create
    output_format='string')
  File "/srv/openattic/backend/ceph/librados.py", line 1059, in _call_mon_command
    timeout)
  File "/srv/openattic/backend/ceph/librados.py", line 439, in call_librados
    return run_in_external_process(with_client, cmd_name, timeout)
  File "/srv/openattic/backend/utilities.py", line 170, in run_in_external_process
    'Command \'{}\' terminated because of timeout ({} sec).'.format(cmd_name, timeout))
ExternalCommandError: Command 'osd pool create' terminated because of timeout (30 sec).