+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-02-27 17:15:08.454 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-02-27 17:15:08.684 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-02-27 17:15:08.686 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-backup RPC version 2.3 as minimum service version.
2026-02-27 17:15:08.689 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-02-27 17:15:08.692 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-02-27 17:15:08.695 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-02-27 17:15:08.698 1 INFO cinder.rpc [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-02-27 17:15:08.750 1 WARNING oslo_config.cfg [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-02-27 17:15:08.752 1 WARNING oslo_config.cfg [None req-1e27e131-088b-4909-9b78-685b77d378f4 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-02-27 17:15:08.764 1 INFO cinder.service [-] Starting cinder-backup node (version 21.3.3)
2026-02-27 17:15:08.783 1 INFO cinder.backup.manager [None req-66160bce-f3e2-45bb-94ad-5fa81a5cadf4 - - - - - -] Cleaning up incomplete backup operations.
2026-02-27 17:15:08.906 1 INFO cinder.keymgr.migration [None req-97ae784e-e09f-478f-815d-732712b1ceeb - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.