+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-08-26 00:45:35.730 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-08-26 00:45:36.005 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-08-26 00:45:36.009 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-08-26 00:45:36.012 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-08-26 00:45:36.015 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-volume RPC version 3.18 as minimum service version.
2026-08-26 00:45:36.019 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-08-26 00:45:36.022 1 INFO cinder.rpc [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-08-26 00:45:36.154 1 WARNING oslo_config.cfg [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] 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.
2026-08-26 00:45:36.156 1 WARNING oslo_config.cfg [None req-88f07e33-ae80-43a3-a802-2d9b316fd9ce - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-08-26 00:45:36.168 1 INFO cinder.service [-] Starting cinder-backup node (version 23.5.0)
2026-08-26 00:45:36.187 1 INFO cinder.backup.manager [None req-2b3cd02b-2ced-4684-ab81-f3f6bd0876da - - - - - -] Cleaning up incomplete backup operations.
2026-08-26 00:45:36.254 1 INFO cinder.keymgr.migration [None req-7abbd68e-9c20-4973-b5ce-b767c5c41ee5 - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.