Comment 4 for bug 1907178

2020-12-08 02:46:58.032 1049476 CRITICAL neutron [-] Unhandled error: ovsdbapp.backend.ovs_idl.idlutils.RowNotFound: Cannot find Chassis with name=c56b5ed2-f31f-4a55-b53a-471252d920d7
2020-12-08 02:46:58.032 1049476 ERROR neutron Traceback (most recent call last):
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/bin/neutron-ovn-metadata-agent", line 10, in <module>
2020-12-08 02:46:58.032 1049476 ERROR neutron sys.exit(main())
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/neutron/cmd/eventlet/agents/ovn_metadata.py", line 17, in main
2020-12-08 02:46:58.032 1049476 ERROR neutron metadata_agent.main()
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/neutron/agent/ovn/metadata_agent.py", line 39, in main
2020-12-08 02:46:58.032 1049476 ERROR neutron agt.start()
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/neutron/agent/ovn/metadata/agent.py", line 229, in start
2020-12-08 02:46:58.032 1049476 ERROR neutron self.register_metadata_agent()
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/neutron/agent/ovn/metadata/agent.py", line 239, in register_metadata_agent
2020-12-08 02:46:58.032 1049476 ERROR neutron self.sb_idl.db_add(table, self.chassis, 'external_ids',
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/command.py", line 40, in execute
2020-12-08 02:46:58.032 1049476 ERROR neutron t.add(self)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3.8/contextlib.py", line 120, in __exit__
2020-12-08 02:46:58.032 1049476 ERROR neutron next(self.gen)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/api.py", line 119, in transaction
2020-12-08 02:46:58.032 1049476 ERROR neutron del self._nested_txns_map[cur_thread_id]
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/api.py", line 69, in __exit__
2020-12-08 02:46:58.032 1049476 ERROR neutron self.result = self.commit()
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/transaction.py", line 62, in commit
2020-12-08 02:46:58.032 1049476 ERROR neutron raise result.ex
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/connection.py", line 122, in run
2020-12-08 02:46:58.032 1049476 ERROR neutron txn.results.put(txn.do_commit())
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/transaction.py", line 89, in do_commit
2020-12-08 02:46:58.032 1049476 ERROR neutron command.run_idl(txn)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/command.py", line 157, in run_idl
2020-12-08 02:46:58.032 1049476 ERROR neutron record = self.api.lookup(self.table, self.record)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/__init__.py", line 107, in lookup
2020-12-08 02:46:58.032 1049476 ERROR neutron return self._lookup(table, record)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/__init__.py", line 151, in _lookup
2020-12-08 02:46:58.032 1049476 ERROR neutron row = idlutils.row_by_value(self, rl.table, rl.column, record)
2020-12-08 02:46:58.032 1049476 ERROR neutron File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/idlutils.py", line 65, in row_by_value
2020-12-08 02:46:58.032 1049476 ERROR neutron raise RowNotFound(table=table, col=column, match=match)
2020-12-08 02:46:58.032 1049476 ERROR neutron ovsdbapp.backend.ovs_idl.idlutils.RowNotFound: Cannot find Chassis with name=c56b5ed2-f31f-4a55-b53a-471252d920d7
2020-12-08 02:46:58.032 1049476 ERROR neutron
2020-12-08 02:46:58.067 1049491 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting