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[Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>]

** Changed in: nova
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1226076

Title:
  HTTP 500 on delete_server_metadata_item (DB deadlock)

Status in OpenStack Compute (Nova):
  Fix Released

Bug description:
  2013-09-16 14:03:40.584 | ======================================================================
  2013-09-16 14:03:40.585 | FAIL: tempest.api.compute.servers.test_server_metadata.ServerMetadataTestJSON.test_delete_server_metadata_item[gate]
  2013-09-16 14:03:40.585 | tempest.api.compute.servers.test_server_metadata.ServerMetadataTestJSON.test_delete_server_metadata_item[gate]
  2013-09-16 14:03:40.585 | ----------------------------------------------------------------------
  2013-09-16 14:03:40.585 | _StringException: Empty attachments:
  2013-09-16 14:03:40.585 |   stderr
  2013-09-16 14:03:40.585 |   stdout
  2013-09-16 14:03:40.586 |
  2013-09-16 14:03:40.586 | pythonlogging:'': {{{
  2013-09-16 14:03:40.586 | 2013-09-16 13:51:05,920 Request: PUT http://127.0.0.1:8774/v2/f89374309acf4ae59b87735dffc6f395/servers/d927cfc5-a27d-4fc5-aea6-04407701a8c9/metadata
  2013-09-16 14:03:40.586 | 2013-09-16 13:51:06,137 Response Status: 200
  2013-09-16 14:03:40.586 | 2013-09-16 13:51:06,137 Nova request id: req-17714898-35be-482d-ab15-868ebc4b7e72
  2013-09-16 14:03:40.586 | 2013-09-16 13:51:06,137 Request: DELETE http://127.0.0.1:8774/v2/f89374309acf4ae59b87735dffc6f395/servers/d927cfc5-a27d-4fc5-aea6-04407701a8c9/metadata/key1
  2013-09-16 14:03:40.587 | 2013-09-16 13:51:06,289 Response Status: 500
  2013-09-16 14:03:40.587 | 2013-09-16 13:51:06,290 Nova request id: req-025fd39f-66a5-426e-bfac-fa0d3764d574
  2013-09-16 14:03:40.587 | }}}
  2013-09-16 14:03:40.587 |
  2013-09-16 14:03:40.587 | Traceback (most recent call last):
  2013-09-16 14:03:40.587 |   File "tempest/api/compute/servers/test_server_metadata.py", line 141, in test_delete_server_metadata_item
  2013-09-16 14:03:40.587 |     'key1')
  2013-09-16 14:03:40.588 |   File "tempest/services/compute/json/servers_client.py", line 267, in delete_server_metadata_item
  2013-09-16 14:03:40.588 |     (str(server_id), key))
  2013-09-16 14:03:40.588 |   File "tempest/common/rest_client.py", line 266, in delete
  2013-09-16 14:03:40.588 |     return self.request('DELETE', url, headers)
  2013-09-16 14:03:40.588 |   File "tempest/common/rest_client.py", line 394, in request
  2013-09-16 14:03:40.588 |     resp, resp_body)
  2013-09-16 14:03:40.588 |   File "tempest/common/rest_client.py", line 480, in _error_checker
  2013-09-16 14:03:40.589 |     raise exceptions.ComputeFault(message)
  2013-09-16 14:03:40.589 | ComputeFault: Got compute fault
  2013-09-16 14:03:40.589 | Details: The server has either erred or is incapable of performing the requested operation.

  =======
  Console
  =======
  http://logs.openstack.org/22/46722/2/check/gate-tempest-devstack-vm-full/fd3664e/console.html

  ===================
  DB deadlock message 
  ===================
  http://logs.openstack.org/22/46722/2/check/gate-tempest-devstack-vm-full/fd3664e/logs/screen-n-api.txt.gz#_2013-09-16_13_51_06_281

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