+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-09-06 10:12:51.387 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-09-06 10:12:51.702 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-09-06 10:12:51.704 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-09-06 10:12:51.706 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-09-06 10:12:51.709 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-09-06 10:12:51.711 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-09-06 10:12:51.713 1 INFO cinder.rpc [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-09-06 10:12:51.768 1 WARNING oslo_config.cfg [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] 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.
2026-09-06 10:12:51.769 1 WARNING oslo_config.cfg [None req-3dc33aa6-fd13-4759-9f58-bd1ae819e6bc - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-09-06 10:12:51.777 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.25)
2026-09-06 10:12:51.798 1 INFO cinder.backup.manager [None req-94573781-8da9-4f0a-b50e-314b5e927067 - - - - - -] Cleaning up incomplete backup operations.
2026-09-06 10:12:51.852 1 INFO cinder.keymgr.migration [None req-8c91b893-92ad-4498-a99b-55b57a4a8a88 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.