May 21 01:52:06.222641 np0000175633 systemd[1]: Started devstack@n-novnc-cell1.service - Devstack devstack@n-novnc-cell1.service.
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: /opt/stack/nova/nova/monkey_patch.py:39: EventletDeprecationWarning:
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: we strongly recommend against using it for new projects.
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: If you are already using Eventlet, we recommend migrating to a different
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: framework.  For more detail see
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
May 21 01:52:06.455699 np0000175633 nova-novncproxy[108836]:   import eventlet
May 21 01:52:06.631390 np0000175633 nova-novncproxy[108836]: 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 21 01:52:07.860454 np0000175633 nova-novncproxy[108836]: INFO nova.console.websocketproxy [-] WebSocket server settings:
May 21 01:52:07.861195 np0000175633 nova-novncproxy[108836]: INFO nova.console.websocketproxy [-]   - Listen on 0.0.0.0:6080
May 21 01:52:07.861195 np0000175633 nova-novncproxy[108836]: INFO nova.console.websocketproxy [-]   - Web server (no directory listings). Web root: /opt/stack/novnc
May 21 01:52:07.861195 np0000175633 nova-novncproxy[108836]: INFO nova.console.websocketproxy [-]   - No SSL/TLS support (no cert file)
May 21 01:52:07.861195 np0000175633 nova-novncproxy[108836]: INFO nova.console.websocketproxy [-]   - proxying from 0.0.0.0:6080 to None:None