[wallaby][DVR-SNAT] test_instances_have_networking consistently fails at pinging newly created instances

Bug #1935828 reported by Aurelien Lourot
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
OpenStack Neutron Open vSwitch Charm
New
Undecided
Unassigned

Bug Description

Happens consistently on wallaby-dvr-snat test bundles. Visible in this gate:
https://review.opendev.org/c/openstack/charm-neutron-openvswitch/+/778932
https://openstack-ci-reports.ubuntu.com/artifacts/f8c/778932/10/check/migrate-ovn-hirsute-wallaby-dvr-snat/f8c500b/job-output.txt

[INFO] test_instances_have_networking (zaza.openstack.charm_tests.neutron.tests.NeutronNetworkingTest)
[INFO] Validate North/South and East/West networking.
[INFO] ...
[INFO] looking at application: {'name': 'keystone', 'type': {'pkg': 'keystone', 'origin_setting': 'openstack-origin'}}
[INFO] Using keystone API V3 (or later) for overcloud auth
e/ca-certificates/keystone_juju_ca_cert.crt: No such file or directory
[INFO] looking at application: {'name': 'keystone', 'type': {'pkg': 'keystone', 'origin_setting': 'openstack-origin'}}
[INFO] Launching instance zaza-neutrontests-ins-1
[INFO] Checking instance is active
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in BUILD state, waiting for ACTIVE
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in BUILD state, waiting for ACTIVE
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in BUILD state, waiting for ACTIVE
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in BUILD state, waiting for ACTIVE
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in BUILD state, waiting for ACTIVE
[INFO] resource: resource 04c8ff39-61e7-4f03-b2d9-b9faf2a927f1 in ACTIVE state, waiting for ACTIVE
[INFO] Checking cloud init is complete
[INFO] Assigning floating ip.
[INFO] Creating floatingip
[INFO] Assigned floating IP 172.16.216.223 to zaza-neutrontests-ins-1
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.223 failed with 1
[ERROR] stdout: b'PING 172.16.216.223 (172.16.216.223) 56(84) bytes of data.\n\n--- 172.16.216.223 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[INFO] Removing already existing instance (04c8ff39-61e7-4f03-b2d9-b9faf2a927f1) with requested name (zaza-neutrontests-ins-1)
[INFO] looking at application: {'name': 'keystone', 'type': {'pkg': 'keystone', 'origin_setting': 'openstack-origin'}}
[INFO] Using keystone API V3 (or later) for overcloud auth
e/ca-certificates/keystone_juju_ca_cert.crt: No such file or directory
[INFO] looking at application: {'name': 'keystone', 'type': {'pkg': 'keystone', 'origin_setting': 'openstack-origin'}}
[INFO] Launching instance zaza-neutrontests-ins-1
[INFO] Checking instance is active
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in BUILD state, waiting for ACTIVE
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in BUILD state, waiting for ACTIVE
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in BUILD state, waiting for ACTIVE
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in BUILD state, waiting for ACTIVE
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in BUILD state, waiting for ACTIVE
[INFO] resource: resource ea2afe36-c467-490e-87a1-bdeea8312f15 in ACTIVE state, waiting for ACTIVE
[INFO] Checking cloud init is complete
[INFO] Assigning floating ip.
[WARNING] A floating IP already exists but ports do not match Potentially creating more than one.
[INFO] Creating floatingip
[INFO] Assigned floating IP 172.16.216.227 to zaza-neutrontests-ins-1
[ERROR] Pinging 172.16.216.227 failed with 1
[ERROR] stdout: b'PING 172.16.216.227 (172.16.216.227) 56(84) bytes of data.\n\n--- 172.16.216.227 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.227 failed with 1
[ERROR] stdout: b'PING 172.16.216.227 (172.16.216.227) 56(84) bytes of data.\n\n--- 172.16.216.227 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.227 failed with 1
[ERROR] stdout: b'PING 172.16.216.227 (172.16.216.227) 56(84) bytes of data.\n\n--- 172.16.216.227 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.227 failed with 1
[ERROR] stdout: b'PING 172.16.216.227 (172.16.216.227) 56(84) bytes of data.\n\n--- 172.16.216.227 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''
[ERROR] Pinging 172.16.216.227 failed with 1
[ERROR] stdout: b'PING 172.16.216.227 (172.16.216.227) 56(84) bytes of data.\n\n--- 172.16.216.227 ping statistics ---\n1 packets transmitted, 0 received, 100% packet loss, time 0ms\n\n'
[ERROR] stderr: b''

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