+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-14 08:56:59.780 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-14 08:57:00.070 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-14 08:57:00.075 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-14 08:57:00.077 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-14 08:57:00.079 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-08-14 08:57:00.082 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-14 08:57:00.085 1 INFO cinder.rpc [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-14 08:57:00.149 1 WARNING oslo_config.cfg [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] 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.
2026-08-14 08:57:00.150 1 WARNING oslo_config.cfg [None req-fef77e1d-100e-4914-8b1b-2d2286c7f97d - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-14 08:57:00.159 1 INFO cinder.service [-] Starting cinder-backup node (version 27.1.0)
2026-08-14 08:57:00.185 1 INFO cinder.backup.manager [None req-93f4d799-4db3-448f-bf89-270234fa3715 - - - - - -] Cleaning up incomplete backup operations.
2026-08-14 08:57:00.248 1 INFO cinder.keymgr.migration [None req-cf5f3aec-f1aa-457b-af52-3def266014d2 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.