Public bug reported: Tests like neutron.tests.fullstack.test_agent_bandwidth_report.TestPlacementBandwidthReport.test_configurations_are_synced_towards_placement(NIC Switch agent) are failing from time to time due to problem with connection from neutron-server to the fake placement service.
Example of such error https://storage.bhs.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_f66/703143/3/check /neutron-fullstack/f667c93/testr_results.html Error in neutron-server: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client [req-29a0f974-e549-4784-924e-0ee82cc8c910 - - - - -] Connection Error appeared: requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 157, in _new_conn 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client (self._dns_host, self.port), self.timeout, **extra_kw 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/connection.py", line 84, in create_connection 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise err 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/connection.py", line 74, in create_connection 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client sock.connect(sa) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/eventlet/greenio/base.py", line 267, in connect 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client socket_checkerr(fd) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/eventlet/greenio/base.py", line 51, in socket_checkerr 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise socket.error(err, errno.errorcode[err]) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client ConnectionRefusedError: [Errno 111] ECONNREFUSED 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 672, in urlopen 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client chunked=chunked, 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 387, in _make_request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client conn.request(method, url, **httplib_request_kw) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1254, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self._send_request(method, url, body, headers, encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1300, in _send_request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.endheaders(body, encode_chunked=encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1249, in endheaders 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self._send_output(message_body, encode_chunked=encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1036, in _send_output 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.send(msg) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 974, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.connect() 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 184, in connect 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client conn = self._new_conn() 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 169, in _new_conn 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self, "Failed to establish a new connection: %s" % e 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/adapters.py", line 449, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client timeout=timeout 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 720, in urlopen 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2] 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/retry.py", line 436, in increment 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise MaxRetryError(_pool, url, error or ResponseError(cause)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/neutron_lib/placement/client.py", line 114, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/api.py", line 60, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client return session.request(method=method, url=url, **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/sessions.py", line 533, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client resp = self.send(prep, **send_kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/sessions.py", line 646, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client r = adapter.send(request, **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/adapters.py", line 516, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise ConnectionError(e, request=request) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client ** Affects: neutron Importance: High Assignee: Bence Romsics (bence-romsics) Status: Confirmed ** Tags: fullstack gate-failure ** Tags removed: fulls ** Tags added: fullstack gate-failure -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to neutron. https://bugs.launchpad.net/bugs/1862177 Title: Fullstack tests failing due to problem with connection to the fake placement service Status in neutron: Confirmed Bug description: Tests like neutron.tests.fullstack.test_agent_bandwidth_report.TestPlacementBandwidthReport.test_configurations_are_synced_towards_placement(NIC Switch agent) are failing from time to time due to problem with connection from neutron-server to the fake placement service. Example of such error https://storage.bhs.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_f66/703143/3/check /neutron-fullstack/f667c93/testr_results.html Error in neutron-server: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client [req-29a0f974-e549-4784-924e-0ee82cc8c910 - - - - -] Connection Error appeared: requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 157, in _new_conn 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client (self._dns_host, self.port), self.timeout, **extra_kw 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/connection.py", line 84, in create_connection 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise err 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/connection.py", line 74, in create_connection 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client sock.connect(sa) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/eventlet/greenio/base.py", line 267, in connect 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client socket_checkerr(fd) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/eventlet/greenio/base.py", line 51, in socket_checkerr 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise socket.error(err, errno.errorcode[err]) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client ConnectionRefusedError: [Errno 111] ECONNREFUSED 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 672, in urlopen 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client chunked=chunked, 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 387, in _make_request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client conn.request(method, url, **httplib_request_kw) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1254, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self._send_request(method, url, body, headers, encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1300, in _send_request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.endheaders(body, encode_chunked=encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1249, in endheaders 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self._send_output(message_body, encode_chunked=encode_chunked) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 1036, in _send_output 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.send(msg) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/usr/lib/python3.6/http/client.py", line 974, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self.connect() 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 184, in connect 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client conn = self._new_conn() 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connection.py", line 169, in _new_conn 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client self, "Failed to establish a new connection: %s" % e 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/adapters.py", line 449, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client timeout=timeout 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/connectionpool.py", line 720, in urlopen 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2] 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/urllib3/util/retry.py", line 436, in increment 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise MaxRetryError(_pool, url, error or ResponseError(cause)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client During handling of the above exception, another exception occurred: 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client Traceback (most recent call last): 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/neutron_lib/placement/client.py", line 114, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/api.py", line 60, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client return session.request(method=method, url=url, **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/sessions.py", line 533, in request 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client resp = self.send(prep, **send_kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/sessions.py", line 646, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client r = adapter.send(request, **kwargs) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client File "/home/zuul/src/opendev.org/openstack/neutron/.tox/dsvm-fullstack/lib/python3.6/site-packages/requests/adapters.py", line 516, in send 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client raise ConnectionError(e, request=request) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=8081): Max retries exceeded with url: /placement/resource_providers?name=ubuntu-bionic-ovh-bhs1-0014319701 (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc0d34cb5c0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',)) 2020-02-04 12:09:41.164 29846 ERROR neutron_lib.placement.client To manage notifications about this bug go to: https://bugs.launchpad.net/neutron/+bug/1862177/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : [email protected] Unsubscribe : 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