11.0-community.main.ubuntu.bvt_2 failed on task node_reboot/1

[Kyrylo Romanenko]

Test ceph_rados_gw:
Deploy ceph HA with RadosGW for objects

        Scenario:
            1. Create cluster with Neutron
            2. Add 3 nodes with controller role
            3. Add 3 nodes with compute and ceph-osd role
            4. Deploy the cluster
            5. Check ceph status
            6. Run OSTF tests
            7. Check the radosgw daemon is started

        Duration 90m
        Snapshot ceph_rados_gw

https://ci.fuel-infra.org/job/11.0-community.main.ubuntu.bvt_2/574/

Failed on deployment:
Traceback (most recent call last):
  File "/home/jenkins/workspace/11.0-community.main.ubuntu.bvt_2/core/helpers/log_helpers.py", line 215, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/11.0-community.main.ubuntu.bvt_2/fuelweb_test/models/fuel_web_client.py", line 351, in assert_task_success
    task["name"], task['status'], 'ready', _message(task)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/proboscis/asserts.py", line 55, in assert_equal
    raise ASSERTION_ERROR(message)
AssertionError: Task 'deploy' has incorrect status. error != ready, 'All nodes are finished. Failed tasks: Task[node_reboot/1] Stopping the deployment process!'