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[Bug 1870385] [NEW] AcceleratorServerTest.test_create_server_with_error fails intermittently

 

Public bug reported:

The AcceleratorServerTest.test_create_server_with_error functional test
is unstable on the gate.

Traceback (most recent call last):
  File "/home/zuul/src/opendev.org/openstack/nova/nova/tests/functional/test_servers.py", line 8004, in test_create_server_with_error
    self._check_no_allocs_usage(server_uuid)
  File "/home/zuul/src/opendev.org/openstack/nova/nova/tests/functional/test_servers.py", line 7943, in _check_no_allocs_usage
    self.assertEqual(allocs, {})
  File "/home/zuul/src/opendev.org/openstack/nova/.tox/functional-py36/lib/python3.6/site-packages/testtools/testcase.py", line 415, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/home/zuul/src/opendev.org/openstack/nova/.tox/functional-py36/lib/python3.6/site-packages/testtools/testcase.py", line 502, in assertThat
    raise mismatch_error
testtools.matchers._impl.MismatchError: !=:
reference = {'20feee24-6050-496b-8ad8-906dd2cc30fc': {'generation': 3,
                                          'resources': {'DISK_GB': 20,
                                                        'MEMORY_MB': 2048,
                                                        'VCPU': 2}},
 '678fe533-5851-4766-89a9-e1bb6fcfadd9': {'generation': 3,
                                          'resources': {'FPGA': 1}}}
actual    = {}


https://0b0e867dded4f80d6512-217ff60ed5d3b708136ee1404afca04a.ssl.cf5.rackcdn.com/716141/2/check/nova-tox-functional-py36/88a8970/testr_results.html

** Affects: nova
     Importance: Medium
     Assignee: Balazs Gibizer (balazs-gibizer)
         Status: In Progress


** Tags: testing

** Changed in: nova
       Status: New => Triaged

** Changed in: nova
   Importance: Undecided => Medium

** Changed in: nova
     Assignee: (unassigned) => Balazs Gibizer (balazs-gibizer)

** Tags added: testing

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https://bugs.launchpad.net/bugs/1870385

Title:
  AcceleratorServerTest.test_create_server_with_error fails
  intermittently

Status in OpenStack Compute (nova):
  In Progress

Bug description:
  The AcceleratorServerTest.test_create_server_with_error functional
  test is unstable on the gate.

  Traceback (most recent call last):
    File "/home/zuul/src/opendev.org/openstack/nova/nova/tests/functional/test_servers.py", line 8004, in test_create_server_with_error
      self._check_no_allocs_usage(server_uuid)
    File "/home/zuul/src/opendev.org/openstack/nova/nova/tests/functional/test_servers.py", line 7943, in _check_no_allocs_usage
      self.assertEqual(allocs, {})
    File "/home/zuul/src/opendev.org/openstack/nova/.tox/functional-py36/lib/python3.6/site-packages/testtools/testcase.py", line 415, in assertEqual
      self.assertThat(observed, matcher, message)
    File "/home/zuul/src/opendev.org/openstack/nova/.tox/functional-py36/lib/python3.6/site-packages/testtools/testcase.py", line 502, in assertThat
      raise mismatch_error
  testtools.matchers._impl.MismatchError: !=:
  reference = {'20feee24-6050-496b-8ad8-906dd2cc30fc': {'generation': 3,
                                            'resources': {'DISK_GB': 20,
                                                          'MEMORY_MB': 2048,
                                                          'VCPU': 2}},
   '678fe533-5851-4766-89a9-e1bb6fcfadd9': {'generation': 3,
                                            'resources': {'FPGA': 1}}}
  actual    = {}

  
  https://0b0e867dded4f80d6512-217ff60ed5d3b708136ee1404afca04a.ssl.cf5.rackcdn.com/716141/2/check/nova-tox-functional-py36/88a8970/testr_results.html

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