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[Bug 1818697] [NEW] neutron fullstack frequently times out waiting on qos ports

 

Public bug reported:

ft1.1: neutron.tests.fullstack.test_qos.TestMinBwQoSOvs.test_bw_limit_qos_port_removed(egress,openflow-native)_StringException: Traceback (most recent call last):
  File "/opt/stack/new/neutron/neutron/common/utils.py", line 685, in wait_until_true
    eventlet.sleep(sleep)
  File "/opt/stack/new/neutron/.tox/dsvm-fullstack/lib/python3.5/site-packages/eventlet/greenthread.py", line 36, in sleep
    hub.switch()
  File "/opt/stack/new/neutron/.tox/dsvm-fullstack/lib/python3.5/site-packages/eventlet/hubs/hub.py", line 297, in switch
    return self.greenlet.switch()
eventlet.timeout.Timeout: 60 seconds

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/stack/new/neutron/neutron/tests/base.py", line 174, in func
    return f(self, *args, **kwargs)
  File "/opt/stack/new/neutron/neutron/tests/fullstack/test_qos.py", line 690, in test_bw_limit_qos_port_removed
    vm, MIN_BANDWIDTH, self.direction)
  File "/opt/stack/new/neutron/neutron/tests/fullstack/test_qos.py", line 675, in _wait_for_min_bw_rule_applied
    lambda: vm.bridge.get_egress_min_bw_for_port(
  File "/opt/stack/new/neutron/neutron/common/utils.py", line 690, in wait_until_true
    raise WaitTimeout(_("Timed out after %d seconds") % timeout)
neutron.common.utils.WaitTimeout: Timed out after 60 seconds

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1818697

Title:
  neutron fullstack frequently times out waiting on qos ports

Status in neutron:
  New

Bug description:
  ft1.1: neutron.tests.fullstack.test_qos.TestMinBwQoSOvs.test_bw_limit_qos_port_removed(egress,openflow-native)_StringException: Traceback (most recent call last):
    File "/opt/stack/new/neutron/neutron/common/utils.py", line 685, in wait_until_true
      eventlet.sleep(sleep)
    File "/opt/stack/new/neutron/.tox/dsvm-fullstack/lib/python3.5/site-packages/eventlet/greenthread.py", line 36, in sleep
      hub.switch()
    File "/opt/stack/new/neutron/.tox/dsvm-fullstack/lib/python3.5/site-packages/eventlet/hubs/hub.py", line 297, in switch
      return self.greenlet.switch()
  eventlet.timeout.Timeout: 60 seconds

  During handling of the above exception, another exception occurred:

  Traceback (most recent call last):
    File "/opt/stack/new/neutron/neutron/tests/base.py", line 174, in func
      return f(self, *args, **kwargs)
    File "/opt/stack/new/neutron/neutron/tests/fullstack/test_qos.py", line 690, in test_bw_limit_qos_port_removed
      vm, MIN_BANDWIDTH, self.direction)
    File "/opt/stack/new/neutron/neutron/tests/fullstack/test_qos.py", line 675, in _wait_for_min_bw_rule_applied
      lambda: vm.bridge.get_egress_min_bw_for_port(
    File "/opt/stack/new/neutron/neutron/common/utils.py", line 690, in wait_until_true
      raise WaitTimeout(_("Timed out after %d seconds") % timeout)
  neutron.common.utils.WaitTimeout: Timed out after 60 seconds

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