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アップグレードまたはノードのシャットダウン時以外では、 Snapshot 、ボリュームの作成 / 削除が失敗します

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Category:
openstack
Specialty:
solidfire
Last Updated:

環境

  • SolidFire 用の OpenStack Cinder ドライバ
  • Element ソフトウェア

問題

SolidFire ストレージシステムから API 呼び出し応答として返される次の例外のいずれかで、 Snapshot またはボリュームの作成 / 削除が失敗します。

  • xNotPrimary
  • xDBOperationTimeout
  • xDBConnectionLoss
  • xNoHandler
  • xSnapshotFailed
  • xRecvTimeout
  • xDBNoSuchPath
  • xPermissionDenied

エラーメッセージの例 : cinder.log

2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server [req-75f94287-50a6-4f39-aeca-62b5aa94a6c8 e0bdb7eb798846e794e9a124f30e5542 98f1d3382f234278a90053c0aa081600 - 562bfa8e1b904076931ebdf1dfdcd3fa 562bfa8e1b904076931ebdf1dfdcd3fa] Exception during message handling: SolidFireAPIException: API response: {u'id': None, u'error': {u'message': u'DBClient connection lost during operation at [/accounts/492]', u'code': 500, u'name': u'xDBConnectionLoss'}}
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 166, in _process_incoming
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    res = self.dispatcher.dispatch(message)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 220, in dispatch
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    return self._do_dispatch(endpoint, method, ctxt, args)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 190, in _do_dispatch
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    result = func(ctxt, **new_args)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "<string>", line 2, in delete_snapshot
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/coordination.py", line 151, in _synchronized
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    return f(*a, **k)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/manager.py", line 1163, in delete_snapshot
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    snapshot.save()
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    self.force_reraise()
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    six.reraise(self.type_, self.value, self.tb)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/manager.py", line 1153, in delete_snapshot
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    self.driver.delete_snapshot(snapshot)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/drivers/solidfire.py", line 1557, in delete_snapshot
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    accounts = self._get_sfaccounts_for_tenant(snapshot['project_id'])
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/drivers/solidfire.py", line 1081, in _get_sfaccounts_for_tenant
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    'ListAccounts', {})['result']['accounts']
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/drivers/solidfire.py", line 118, in func_retry
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    return f(*args, **kwargs)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/cinder/volume/drivers/solidfire.py", line 529, in _issue_api_request
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server    raise exception.SolidFireAPIException(msg)
2021-05-28 06:04:00.235 38 ERROR oslo_messaging.rpc.server SolidFireAPIException: API response: {u'id': None, u'error': {u'message': u'DBClient connection lost during operation at [/accounts/492]', u'code': 500, u'name': u'xDBConnectionLoss'}}

 

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