May 20 18:37:45.618177 np0000001100 systemd[1]: Started devstack@n-novnc-cell1.service - Devstack devstack@n-novnc-cell1.service.
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: /opt/stack/nova/nova/monkey_patch.py:39: EventletDeprecationWarning:
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: we strongly recommend against using it for new projects.
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: If you are already using Eventlet, we recommend migrating to a different
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: framework.  For more detail see
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
May 20 18:37:45.899491 np0000001100 nova-novncproxy[92789]:   import eventlet
May 20 18:37:46.093274 np0000001100 nova-novncproxy[92789]: Eventlet based concurrency mode is deprecated and will be removed in a future release, not earlier than 2027.2. Please migrate to native threading mode. See the concurrency guide for details: https://docs.openstack.org/nova/latest/admin/concurrency.html
May 20 18:37:47.432064 np0000001100 nova-novncproxy[92789]: INFO nova.console.websocketproxy [-] WebSocket server settings:
May 20 18:37:47.432415 np0000001100 nova-novncproxy[92789]: INFO nova.console.websocketproxy [-]   - Listen on 0.0.0.0:6080
May 20 18:37:47.432415 np0000001100 nova-novncproxy[92789]: INFO nova.console.websocketproxy [-]   - Web server (no directory listings). Web root: /opt/stack/novnc
May 20 18:37:47.432415 np0000001100 nova-novncproxy[92789]: INFO nova.console.websocketproxy [-]   - No SSL/TLS support (no cert file)
May 20 18:37:47.432664 np0000001100 nova-novncproxy[92789]: INFO nova.console.websocketproxy [-]   - proxying from 0.0.0.0:6080 to None:None