May 20 22:09:09.785386 np0000175530 systemd[1]: Started devstack@n-novnc-cell1.service - Devstack devstack@n-novnc-cell1.service.
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: /opt/stack/nova/nova/monkey_patch.py:39: EventletDeprecationWarning:
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: Eventlet is deprecated. It is currently being maintained in bugfix mode, and
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: we strongly recommend against using it for new projects.
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: If you are already using Eventlet, we recommend migrating to a different
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: framework.  For more detail see
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]: https://eventlet.readthedocs.io/en/latest/asyncio/migration.html
May 20 22:09:10.048713 np0000175530 nova-novncproxy[109131]:   import eventlet
May 20 22:09:10.271774 np0000175530 nova-novncproxy[109131]: 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 22:09:11.984683 np0000175530 nova-novncproxy[109131]: INFO nova.console.websocketproxy [-] WebSocket server settings:
May 20 22:09:11.985517 np0000175530 nova-novncproxy[109131]: INFO nova.console.websocketproxy [-]   - Listen on 0.0.0.0:6080
May 20 22:09:11.985517 np0000175530 nova-novncproxy[109131]: INFO nova.console.websocketproxy [-]   - Web server (no directory listings). Web root: /opt/stack/novnc
May 20 22:09:11.985517 np0000175530 nova-novncproxy[109131]: INFO nova.console.websocketproxy [-]   - No SSL/TLS support (no cert file)
May 20 22:09:11.985517 np0000175530 nova-novncproxy[109131]: INFO nova.console.websocketproxy [-]   - proxying from 0.0.0.0:6080 to None:None