Bug 1831801

Description of problem:
The tempest test fails sometimes due to a problem with the snapshot the test is looking for. This is probably a problem with a race condition. 

Version-Release number of selected component (if applicable):
openstack-tempest-18.0.0-13.el7ost.noarch

How reproducible:
Sometimes

Actual results:
Traceback (most recent call last):
testtools.testresult.real._StringException: pythonlogging:'': {{{
2020-05-04 19:23:55,356 4189 INFO     [tempest.lib.common.rest_client] Request (VolumesSnapshotListTestJSON:test_snapshot_list_param_marker): 200 GET http://10.0.0.114:8776/v3/a68e774077ad4d9c9674253e4c3d890a/snapshots?marker=c3914f88-4ed3-4fa7-b7ca-b9a71dc489d6 0.408s
2020-05-04 19:23:55,356 4189 DEBUG    [tempest.lib.common.rest_client] Request - Headers: {'Content-Type': 'application/json', 'Accept': 'application/json', 'X-Auth-Token': '<omitted>'}
        Body: None
    Response - Headers: {'status': '200', u'content-length': '668', 'content-location': 'http://10.0.0.114:8776/v3/a68e774077ad4d9c9674253e4c3d890a/snapshots?marker=c3914f88-4ed3-4fa7-b7ca-b9a71dc489d6', u'x-compute-request-id': 'req-d079fad7-622e-46ae-96e9-5db7102e496e', u'vary': 'OpenStack-API-Version,Accept-Encoding', u'server': 'Apache', u'openstack-api-version': 'volume 3.0', u'connection': 'close', u'date': 'Mon, 04 May 2020 23:23:54 GMT', u'content-type': 'application/json', u'x-openstack-request-id': 'req-d079fad7-622e-46ae-96e9-5db7102e496e'}
        Body: {"snapshots": [{"status": "available", "size": 1, "metadata": {}, "name": "tempest-VolumesSnapshotListTestJSON-Snapshot-1594199555", "volume_id": "5e8200a3-9641-4ece-b237-c4627a8134f2", "created_at": "2020-05-04T23:23:52.000000", "description": null, "id": "5e7eab91-353c-44e9-82c9-7534ef747e9a", "updated_at": "2020-05-04T23:23:53.000000"}, {"status": "available", "size": 1, "metadata": {}, "name": "tempest-VolumesSnapshotListTestJSON-Snapshot-123573773", "volume_id": "5e8200a3-9641-4ece-b237-c4627a8134f2", "created_at": "2020-05-04T23:23:49.000000", "description": null, "id": "8990a4c6-b513-46c8-8022-fb4eac8f2f51", "updated_at": "2020-05-04T23:23:50.000000"}]}
}}}

Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/tempest/api/volume/test_volumes_snapshots_list.py", line 160, in test_snapshot_list_param_marker
    self.assertEqual(self.snapshot_id_list[:1], fetched_list_id)
  File "/usr/lib/python2.7/site-packages/testtools/testcase.py", line 350, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/usr/lib/python2.7/site-packages/testtools/testcase.py", line 435, in assertThat
    raise mismatch_error
testtools.matchers._impl.MismatchError: !=:
reference = [u'8990a4c6-b513-46c8-8022-fb4eac8f2f51']
actual    = [u'5e7eab91-353c-44e9-82c9-7534ef747e9a',
 u'8990a4c6-b513-46c8-8022-fb4eac8f2f51']

Expected results:
Test expected to pass

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Red Hat OpenStack Platform 13 bug fix and enhancement advisory), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2020:4387