While looking to reproduce this issue we found this in the logs of both the neutron-ovn-metadata-agent and neutron-server:
2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection [-] (111, 'ECONNREFUSED'): OpenSSL.SSL.SysCallError: (111, 'ECONNREFUSED') 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection Traceback (most recent call last): 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovsdbapp/backend/ovs_idl/connection.py", line 106, in run 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection self.idl.run() 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovs/db/idl.py", line 240, in run 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection self._session.run() 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovs/jsonrpc.py", line 532, in run 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection self.__connect() 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovs/jsonrpc.py", line 467, in __connect 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection error, self.stream = ovs.stream.Stream.open(name) 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovs/stream.py", line 192, in open 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection err = ovs.socket_util.check_connection_completion(sock) 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/ovs/socket_util.py", line 181, in check_connection_completion 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection sock.send("\0".encode(), socket.MSG_DONTWAIT) 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/OpenSSL/SSL.py", line 1737, in send 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection self._raise_ssl_error(self._ssl, result) 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection File "/usr/lib/python3/dist-packages/OpenSSL/SSL.py", line 1639, in _raise_ssl_error 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection raise SysCallError(errno, errorcode.get(errno)) 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection OpenSSL.SSL.SysCallError: (111, 'ECONNREFUSED') 2021-03-16 10:56:45.465 270932 ERROR ovsdbapp.backend.ovs_idl.connection I suspect the log excerpts printed in comments above is fallout from this condition and that both issues will go away with a fixed python- ovs. ** Also affects: openvswitch (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1907686 Title: ovn: instance unable to retrieve metadata To manage notifications about this bug go to: https://bugs.launchpad.net/charm-ovn-chassis/+bug/1907686/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs