Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/trove/common/utils.py", line 207, in wait_for_task
    return polling_task.wait()
  File "/usr/lib/python3/dist-packages/eventlet/event.py", line 125, in wait
    result = hub.switch()
  File "/usr/lib/python3/dist-packages/eventlet/hubs/hub.py", line 313, in switch
    return self.greenlet.switch()
  File "/usr/lib/python3/dist-packages/oslo_service/loopingcall.py", line 154, in _run_loop
    idle = idle_for_func(result, self._elapsed(watch))
  File "/usr/lib/python3/dist-packages/oslo_service/loopingcall.py", line 349, in _idle_for
    raise LoopingCallTimeOut(
oslo_service.loopingcall.LoopingCallTimeOut:
    Looping call timed out after 870.99 seconds

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/trove/taskmanager/models.py", line 434, in wait_for_instance
    utils.poll_until(self._service_is_active,
  File "/usr/lib/python3/dist-packages/trove/common/utils.py", line 223, in poll_until
    return wait_for_task(task)
  File "/usr/lib/python3/dist-packages/trove/common/utils.py", line 209, in wait_for_task
    raise exception.PollTimeOut
trove.common.exception.PollTimeOut: Polling request timed out.