OLVM: engine-setup Fails With Error "[Errno 97] Address family not supported by protocol" (Doc ID 2947077.1)

Last updated on MARCH 05, 2024

Applies to:

Symptoms

During a fresh installation, engine-setup fails with below errors.

Engine setup log:

2023-04-28 05:44:39,549+0000 DEBUG otopi.plugins.otopi.services.systemd plugin.execute:926 execute-output: ('/usr/bin/systemctl', 'start', 'ovirt-imageio.service') stderr:
Job for ovirt-imageio.service failed because the control process exited with error code.
See "systemctl status ovirt-imageio.service" and "journalctl -xe" for details.

2023-04-28 05:44:39,551+0000 DEBUG otopi.context context._executeMethod:145 method exception
Traceback (most recent call last):
File "/usr/lib/python3.6/site-packages/otopi/context.py", line 132, in _executeMethod
method['method']()
File "/usr/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-setup/ovirt_imageio/config.py", line 242, in _closeup_restart_service
state=state,
File "/usr/share/otopi/plugins/otopi/services/systemd.py", line 181, in state
service=name,
RuntimeError: Failed to start service 'ovirt-imageio'
2023-04-28 05:44:39,559+0000 ERROR otopi.context context._executeMethod:154 Failed to execute stage 'Closing up': Failed to start service 'ovirt-imageio'

Daemon log for ovirt-imageio:

2023-04-27 12:04:09,334 ERROR (MainThread) [server] Server failed
Traceback (most recent call last):
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/http.py", line 125, in create_socket
self.socket = socket.socket(self.address_family, self.socket_type)
File "/usr/lib64/python3.6/socket.py", line 144, in __init__
_socket.socket.__init__(self, family, type, proto, fileno)
OSError: [Errno 97] Address family not supported by protocol

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/server.py", line 46, in main
server = Server(cfg)
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/server.py", line 110, in __init__
self.remote_service = services.RemoteService(self.config, self.auth)
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/services.py", line 73, in __init__
self._server = http.Server((config.remote.host, port), http.Connection)
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/http.py", line 92, in __init__
self.create_socket(prefer_ipv4)
File "/usr/lib64/python3.6/site-packages/ovirt_imageio/_internal/http.py", line 134, in create_socket
e))
ovirt_imageio._internal.errors.ServerStartupError: Server failed to start: Failed to create socket for address='::'
address family=10 socket type=1 prefer IPv4=False. Underlying error is [Errno 97] Address family not supported by protocol

Changes

 New installation.

Cause

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