Hi, I am trying to install the undercloud using the ipv6 address on Centos 8 using Train release. It is seen that the deployment of undercloud is getting failed with error as mentioned below. Same deployment is working in the normal ipv4 case. So Questions: 1. is IPV6 supported in TripleO , if yes then please suggest how. Error: nied", " attempt(s): 2", "2021-11-25 07:25:31,535 WARNING: 65355 -- Retrying running container: zaqar", "2021-11-25 07:25:34,887 ERROR: 65355 -- ['/usr/bin/podman', 'run', '--user', '0', '--name', 'container-puppet-zaqar', '--env', 'PUPPET_TAGS=file,file_line,concat,augeas,cron,zaqar_config', '--env', 'NAME=zaqar', '--env', 'HOSTNAME=undercloud', '--env', 'NO_ARCHIVE=', '--env', 'STEP=6', '--env', 'NET_HOST=true', '--env', 'DEBUG=False', '--volume', '/etc/localtime:/etc/localtime:ro', '--volume', '/tmp/tmp06nvxzzz:/etc/config.pp:ro', '--volume', '/etc/puppet/:/tmp/puppet-etc/:ro', '--volume', '/etc/pki/ca-trust/extracted:/etc/pki/ca-trust/extracted:ro', '--volume', '/etc/pki/tls/certs/ca-bundle.crt:/etc/pki/tls/certs/ca-bundle.crt:ro', '--volume', '/etc/pki/tls/certs/ca-bundle.trust.crt:/etc/pki/tls/certs/ca-bundle.trust.crt:ro', '--volume', '/etc/pki/tls/cert.pem:/etc/pki/tls/cert.pem:ro', '--volume', '/var/lib/config-data:/var/lib/config-data/:rw', '--volume', '/var/lib/container-puppet/puppetlabs/facter.conf:/etc/puppetlabs/facter/facter.conf:ro', '--volume', '/var/lib/container-puppet/puppetlabs/:/opt/puppetlabs/:ro', '--volume', '/dev/log:/dev/log:rw', '--rm', '--log-driver', 'k8s-file', '--log-opt', 'path=/var/log/containers/stdouts/container-puppet-zaqar.log', '--security-opt', 'label=disable', '--volume', '/usr/share/openstack-puppet/modules/:/usr/share/openstack-puppet/modules/:ro', '--entrypoint', '/var/lib/container-puppet/container-puppet.sh', '--net', 'host', '--volume', '/etc/hosts:/etc/hosts:ro', '--volume', '/var/lib/container-puppet/container-puppet.sh:/var/lib/container-puppet/container-puppet.sh:ro', 'undercloud.ctlplane.localdomain:8787/tripleotraincentos8/centos-binary-zaqar-wsgi:current-tripleo'] run failed after Error: container_linux.go:370: starting container process caused: error adding seccomp filter rule for syscall bdflush: permission denied: OCI permission denied", " attempt(s): 3", "2021-11-25 07:25:34,888 WARNING: 65355 -- Retrying running container: zaqar", "2021-11-25 07:25:34,888 ERROR: 65355 -- Failed running container for zaqar", "2021-11-25 07:25:34,888 INFO: 65355 -- Finished processing puppet configs for zaqar", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring crond", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring glance_api", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring heat_api", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring heat", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring ironic_api", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring ironic", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring ironic_inspector", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring neutron", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring iscsid", "2021-11-25 07:25:34,889 ERROR: 65345 -- ERROR configuring keystone", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring memcached", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring mistral", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring mysql", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring nova", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring rabbitmq", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring placement", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring swift", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring swift_ringbuilder", "2021-11-25 07:25:34,890 ERROR: 65345 -- ERROR configuring zaqar" ], "stderr_lines": [], "_ansible_no_log": false, "attempts": 15 } ] ] Not cleaning working directory /home/stack/tripleo-heat-installer-templates Not cleaning ansible directory /home/stack/undercloud-ansible-mw4crw92 Install artifact is located at /home/stack/undercloud-install-20211125072536.tar.bzip2 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Deployment Failed! ERROR: Heat log files: /var/log/heat-launcher/undercloud_deploy-o_qf1b4w !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Deployment failed. Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1345, in _standalone_deploy raise exceptions.DeploymentError('Deployment failed') tripleoclient.exceptions.DeploymentError: Deployment failed During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1363, in _standalone_deploy raise exceptions.DeploymentError(six.text_type(e)) tripleoclient.exceptions.DeploymentError: Deployment failed During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/cliff/app.py", line 401, in run_subcommand result = cmd.run(parsed_args) File "/usr/lib/python3.6/site-packages/cliff/command.py", line 185, in run return_code = self.take_action(parsed_args) or 0 File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1451, in take_action if self._standalone_deploy(parsed_args) != 0: File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1400, in _standalone_deploy raise exceptions.DeploymentError('Deployment failed.') tripleoclient.exceptions.DeploymentError: Deployment failed. clean_up Deploy: Deployment failed. Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1345, in _standalone_deploy raise exceptions.DeploymentError('Deployment failed') tripleoclient.exceptions.DeploymentError: Deployment failed During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1363, in _standalone_deploy raise exceptions.DeploymentError(six.text_type(e)) tripleoclient.exceptions.DeploymentError: Deployment failed During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/python3.6/site-packages/osc_lib/shell.py", line 136, in run ret_val = super(OpenStackShell, self).run(argv) File "/usr/lib/python3.6/site-packages/cliff/app.py", line 281, in run result = self.run_subcommand(remainder) File "/usr/lib/python3.6/site-packages/osc_lib/shell.py", line 176, in run_subcommand ret_value = super(OpenStackShell, self).run_subcommand(argv) File "/usr/lib/python3.6/site-packages/cliff/app.py", line 401, in run_subcommand result = cmd.run(parsed_args) File "/usr/lib/python3.6/site-packages/cliff/command.py", line 185, in run return_code = self.take_action(parsed_args) or 0 File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1451, in take_action if self._standalone_deploy(parsed_args) != 0: File "/usr/lib/python3.6/site-packages/tripleoclient/v1/tripleo_deploy.py", line 1400, in _standalone_deploy raise exceptions.DeploymentError('Deployment failed.') tripleoclient.exceptions.DeploymentError: Deployment failed. END return value: 1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! An error has occured while deploying the Undercloud. See the previous output for details about what went wrong. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Command '['sudo', '--preserve-env', 'openstack', 'tripleo', 'deploy', '--standalone', '--standalone-role', 'Undercloud', '--stack', 'undercloud', '--local-domain=localdomain', '--local-ip=abce:abce:abce::1/64', '--templates=/usr/share/openstack-tripleo-heat-templates/', '--networks-file=network_data_undercloud.yaml', '--heat-native', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/undercloud.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/use-dns-for-vips.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/podman.yaml', '-e', '/home/stack/containers-prepare-parameter.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/ironic.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/ironic-inspector.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/mistral.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/zaqar-swift-backend.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/disable-telemetry.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/tempest.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/ssl/no-tls-endpoints-public-ip.yaml', '--deployment-user', 'stack', '--output-dir=/home/stack', '-e', '/home/stack/tripleo-config-generated-env-files/undercloud_parameters.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/tripleo-validations.yaml', '--debug', '--log-file=install-undercloud.log', '-e', '/usr/share/openstack-tripleo-heat-templates/undercloud-stack-vstate-dropin.yaml']' returned non-zero exit status 1. Command '['sudo', '--preserve-env', 'openstack', 'tripleo', 'deploy', '--standalone', '--standalone-role', 'Undercloud', '--stack', 'undercloud', '--local-domain=localdomain', '--local-ip=abce:abce:abce::1/64', '--templates=/usr/share/openstack-tripleo-heat-templates/', '--networks-file=network_data_undercloud.yaml', '--heat-native', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/undercloud.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/use-dns-for-vips.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/podman.yaml', '-e', '/home/stack/containers-prepare-parameter.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/ironic.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/ironic-inspector.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/mistral.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/zaqar-swift-backend.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/disable-telemetry.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/services/tempest.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/ssl/no-tls-endpoints-public-ip.yaml', '--deployment-user', 'stack', '--output-dir=/home/stack', '-e', '/home/stack/tripleo-config-generated-env-files/undercloud_parameters.yaml', '-e', '/usr/share/openstack-tripleo-heat-templates/environments/tripleo-validations.yaml', '--debug', '--log-file=install-undercloud.log', '-e', '/usr/share/openstack-tripleo-heat-templates/undercloud-stack-vstate-dropin.yaml']' returned non-zero exit status 1. END return value: 1 [stack@undercloud ~]$